| Names | |
|---|---|
| Preferred IUPAC name | 4-ethenyl-1,3-dioxolan-2-one |
| Other names | EBC 4-Butylene-1,3-dioxol-2-one Vinylene Butylene Carbonate |
| Pronunciation | /vaɪˈnɪliːn bjuːˈtaɪliːn ˈkɑːrbəneɪt/ |
| Identifiers | |
| CAS Number | 160988-41-4 |
| Beilstein Reference | 109495-54-7 |
| ChEBI | CHEBI:143607 |
| ChEMBL | CHEMBL4207977 |
| ChemSpider | 21527319 |
| DrugBank | DB16405 |
| ECHA InfoCard | 26a649e3-1e5a-4086-90c6-2b46b941fa0c |
| EC Number | EC 696-618-6 |
| Gmelin Reference | Gmelin Reference: 46 297 |
| KEGG | C18519 |
| MeSH | D03.633.100.221.173.115 |
| PubChem CID | 137349003 |
| RTECS number | GZ1775000 |
| UNII | 53LNS93K0N |
| UN number | UN3272 |
| Properties | |
| Chemical formula | C7H10O4 |
| Molar mass | 130.10 g/mol |
| Appearance | Colorless transparent liquid |
| Odor | Odorless |
| Density | 1.16 g/cm³ |
| Solubility in water | Slightly soluble |
| log P | 0.47 |
| Vapor pressure | 0.000398 mmHg at 25°C |
| Acidity (pKa) | 14.01 |
| Basicity (pKb) | pKb = 2.52 |
| Refractive index (nD) | 1.4700 |
| Viscosity | 15-25 mPa.s (25°C) |
| Dipole moment | 3.6125 Debye |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 547.8 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | –802.8 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | –3908.1 kJ·mol⁻¹ |
| Pharmacology | |
| ATC code | V06DX31 |
| Hazards | |
| GHS labelling | GHS02, GHS07 |
| Pictograms | GHS02, GHS07 |
| Signal word | Warning |
| Hazard statements | H319: Causes serious eye irritation. |
| Precautionary statements | Precautionary statements: P261, P264, P271, P273, P280, P302+P352, P305+P351+P338, P312, P337+P313, P362+P364 |
| NFPA 704 (fire diamond) | 2-1-0 |
| Flash point | 90°C |
| Autoignition temperature | Autoignition temperature: 348°C |
| LD50 (median dose) | LD50 (median dose): >2000 mg/kg (Rat) |
| REL (Recommended) | 1000 ppm |
| IDLH (Immediate danger) | Not established |
| Related compounds | |
| Related compounds | Vinylene Carbonate Vinylene Ethylene Carbonate Butylene Carbonate Ethylene Carbonate |
| Product Name & IUPAC Name | Chemical Formula | Synonyms & Trade Names | HS Code & Customs Classification |
|---|---|---|---|
|
Product Name: Vinylene Butylene Carbonate IUPAC Name: 4-Butyl-1,3-dioxol-2-one (exact IUPAC assignment can depend on structure) |
Typical Formula: C7H10O3 The core unit is a cyclic carbonate. Molecular formula shows one butyl group linked to a vinylene carbonate ring, depending on commercial source. |
Common Synonyms: EBC, 4-Butyl-1,3-dioxol-2-one, Ethyl butylene carbonate Informal/Trade Designations: EBC battery additive, Electrolyte Grade EBC, Functional Carbonate (grade/naming subject to application focus: lithium battery, solvent, intermediate) |
HS Code Reference: 2932.99 Description: Heterocyclic compounds with oxygen hetero-atom(s) only. The specific code depends on the national interpretation, downstream use declaration, and region (consult local customs for confirmation). |
Vinylene Butylene Carbonate production requires careful selection of base carbonates and butylation agents. In industrial practice, catalyst choice and control of byproduct formation are necessary to achieve batch repeatability and limit water and hydroxyl impurity content. Intermediate purification can use fractional distillation or solvent extraction, but route and recycling strategies must adapt to the grade—electrolyte use demands higher purity than intermediate or technical grades.
On the floor, production teams monitor the presence of typical process residuals such as monobutyl carbonate, overalkylation byproducts, and residual solvents. Quality control responds to application scope; for lithium electrolyte purposes, the major concern is trace moisture and alkali contamination, both of which affect downstream battery life and safety profiles. Alternate downstream assignments, such as chemical intermediates or as functional fluids, have wider windows for certain non-aqueous residuals, but upper impurity limits always tie back to the customer’s stated use.
Formulation and storage guidance depend on both grade and destination. For high-purity battery applications, production prioritizes ultra-low volatility contamination control and container cleanliness prior to filling. Handling instructions shift based on the end use—materials destined for high-performance batteries may incorporate inert atmosphere filling lines, but those bound for industrial fluid or intermediate use often relax these standards.
Customs classification on export requires accurate declaration matching intended application, as the HS code can diverge where the compound is shipped as a proprietary additive, a finished specialty material, or an intermediate. Local regulatory environment and end user documentation influence the assignment, especially in battery supply chains governed by evolving guidance on carbonate additives.
In industrial production, Vinylene Butylene Carbonate appears as a colorless to pale-yellow liquid. Any observable color variation typically reflects residual impurities or slight differences in raw material quality. A faint odor sometimes becomes apparent depending on the synthesis route, but purified grades only present a slight organic scent.
High-purity EBC rarely exhibits visible particulates at room temperature. Melting and boiling points vary across grades; exact values are generally process-dependent and can shift if trace solvents or by-products remain. For customers specifying precise boiling or melting ranges, manufacturer labs run DSC and distillation tests batch-wise.
Flash point and density also respond to grade and residual solvent content. End-use applications dictate whether low-residue or ultra-stable grades are needed; this gets communicated at the order stage.
EBC remains chemically robust under most standard handling and storage practices, though open containers and prolonged light exposure can promote slow degradation or yellowing. Contact with strong acids or bases triggers ring-opening reactions, which alters quality for downstream applications. Manufacturers watch for hydrolysis during both synthesis and packaging since EBC reacts with water, forming unwanted by-products.
Solubility behavior differs by batch, especially if small-molecule impurities are present from incomplete purification. Most grades dissolve in standard non-polar and polar aprotic solvents. Large-scale solution preparation uses particle-free equipment, since minor process residues impact lithium battery or electronics performance. Customers seeking maximum formulation reproducibility often order solvent-matched grades, prepared under tightly controlled water and oxygen levels.
| Parameter | Battery Grade | Industrial Grade |
|---|---|---|
| Purity (%) | Defined per lot, subject to application | Typical, wider range accepted |
| Moisture (ppm) | Controlled at low levels for electronics | Depends on process control, not tightly restricted |
| Color (APHA) | Batch-specific, tighter limits for premium applications | Visually inspected, higher tolerance accepted |
Exact numerical specifications follow customer and regulatory requirements and can be tailored for each application. Release criteria reflect customer sampling feedback and internal analytical capability.
Impurity distribution in EBC arises mainly from raw material selection and incomplete reactions. Carbamate, alkylene oxide, and unreacted diol residues often appear in trace form in lower-grade material. For battery-grade EBC, tight impurity control is mandatory, especially for alkali metal-sensitive end uses. Analytical techniques such as GC and HPLC address both residual solvent and by-product monitoring.
Majority of routine tests follow in-house validated methods, using customer-accepted equipment—either GC, HPLC, Karl Fischer, or UV-visible analysis. External standards may be referenced if directed by customer QA agreements; otherwise, internal release criteria dominate.
EBC synthesis starts from highly pure diol and carbonate sources. Sourcing policy prioritizes suppliers with demonstrated batch consistency, since off-specification raw materials result in failed syntheses or increased purification costs. Volatility in upstream supply markets often changes the balance between locally and internationally sourced inputs.
Typical processes use alkylation or condensation approaches, with proprietary catalyst systems controlling selectivity and conversion. The process design accounts for by-product minimization, since secondary reactions reduce final yield or complicate purification. If the route design lacks sufficient water removal, hydrolysis by-products accumulate, lowering purity and affecting downstream utility.
Manufacturers use both continuous and batch reactors, with in-situ monitoring of pH, temperature, and intermediate conversion as check-points. Critical purification relies on fractional distillation and fine filtration to address differences in boiling range and polarity between EBC and its key impurities.
Q/A strategies draw on both in-line and batch-end analytical checks. Consistency between runs often hinges more on upstream material quality than reactor performance itself. Operators record deviation logs to support full lot traceability.
Release for shipment occurs after GC purity and water content checks clear minimum thresholds. Full COA (Certificate of Analysis) release follows internal protocols, or directly references customer-supplied specification sheets when required. For battery or electronics use, additional metal content and stability testing usually applies before approval to ship.
EBC acts as an intermediate for non-aqueous electrolyte formulation and cyclic carbonate chemistry. Its carbonate ring opens in the presence of nucleophiles or certain catalysts, giving access to a wide set of ester or ether derivatives. In the presence of reactive lithium salts, EBC participates in SEI (solid electrolyte interphase) layer formation, directly impacting battery cycle performance.
Reaction setup generally uses neutral to basic conditions, with select catalysts to boost ring-opening. Common solvents include DMSO or DMF for lab-scale work; production-scale operations favor safer or recoverable solvents. Precise temperature parameters depend on downstream target chemistry.
EBC feeds into battery electrolyte development, specialty polymer synthesis, or as a cross-linker in high-performance resins. Requests for custom EBC derivatives follow specific structure-activity parameters, with process adjustments made only after risk assessment and trial production.
Best industrial results depend on storage in sealed containers, protected from moisture and air ingress. UV-blocking drums or lined containers prevent photodegradation and color changes over extended intervals. Temperature applies according to grade and customer logistics needs—higher-purity grades receive stricter oversight.
Standard practice favors glass-lined or stainless-steel vessels. Polyethylene and polypropylene drums also see use, provided there is no catalyst leaching or reaction with traces of unreacted alkoxide present.
Degradation appears as a shift in color, viscosity, or odor. Operators note any off-odors and slight yellowing as probable hydrolysis or oxidation. Internal stability studies deliver batch-specific shelf-life guidance; deviations trigger retesting or off-spec designation.
Labelling and classification reflect regulatory findings for cyclic carbonates, plus customer safety data agreement. EBC can cause transient eye and skin irritation. Full hazard pictograms and precautionary codes follow the latest available regional regulations and testing outcomes.
Standard practice calls for eye protection, impervious gloves, and splash-reducing clothing during handling. Most incidents arise from spills or direct skin contact—proper eyewash and spill containment minimizes risk. Chemical fume hoods remain mandatory during formulation and open transfers.
Customer safety teams review the latest toxicity studies with each bulk order. Some animal data reports modest oral and dermal toxicity, with minimal vapor hazard under controlled process conditions. The plant restricts airborne EBC exposure by using closed-system transfer and local exhaust systems. Operators undergo annual exposure monitoring, and medical surveillance applies as an added precaution for production line staff.
Production of Vinylene Butylene Carbonate relies on dedicated fine chemical synthesis equipment, typically based at integrated manufacturing complexes with solvent handling and hazardous chemical permitting. Output aligns closely with demand in downstream battery electrolyte and specialty chemical sectors. During periods of strong demand from the lithium-ion battery segment, planned batch scheduling becomes tighter, with lead times reflecting actual stock status and raw materials procurement. For industrial and battery-grade EBC, supply commitment is prioritized for long-term offtake agreements, but spot availability remains possible based on operational batch flow.
Lead time varies directly with campaign scheduling, inventory status, and qualification requirements (especially for customers requiring advanced material certifications or extended sampling). MOQ for regular production runs aligns with economic batch size, which depends on reactor capacity and isolation yield. Smaller MOQ is feasible when orders can be bundled for similar grades or packaging, but single-application custom grades require longer lead times for pilot production or customer qualification samples.
Standard packaging includes sealed HDPE or fluoropolymer drums for bulk operations and small-pack containers or ampoules for specialty and analytical use. Battery-sector orders often specify packaging under inert atmosphere (argon/nitrogen), as well as trace metal certification for each lot. Packaging choice affects both purity assurance and shelf stability during transit. Composite inner liners and tamper-proof seals are offered for export, with packing validated against UN and IMDG chemical shipping requirements.
Shipping terms reflect the hazardous nature of the product and regulatory controls on organic carbonates with potential downstream use in electronics or energy storage. Export from East Asia (CN/KR/JP) and the EU is subject to change based on local port restrictions, which has led to greater use of hazardous-goods forwarders and on-site container filling. Payment is structured as per trade credit for long-term partners, with sight LC or prepayment for new customers, contingent on qualification and compliance checks.
Raw material expenses are tied to prices of precursor glycols, phosgene substitutes, and specialized catalysts. Petroleum price changes influence the cost base for feedstocks. Purity requirements and water content tolerance directly impact material input cost and processing yield, as high-purity battery grades require higher grade input and additional purification.
Cost swings trace to volatility in upstream intermediates and utilities. Regional regulations affecting feedstock production can generate unpredictable spikes. Power rate changes impact operational costs, especially in regions with energy-intensive purification routes. Disruption in solvent purification or labor strikes at shipping ports may contribute to short-term price noise.
Battery-grade EBC commands a substantial premium over industrial grades due to strict limits on trace alkali metals and water. Analytical and electronics grades require further certification, which impacts yield and waste during production and testing. Packaging with inert lining, and independently certified drums, adds to landed cost. For customers requiring transportation under certain regulatory exemptions, compliant packaging or declared shipping route further differentiates final invoice levels. Pricing fluctuates not only due to inherent purity but due to specifics of metal ion analysis, residual solvent profiling, and custom packaging.
Demand for EBC tracks with growth in electric vehicle and stationary storage battery output. Major expansions in China and South Korea over the past 24 months have stabilized regional price volatility but have also increased reliance on raw material imports from Europe and the US. Capacity investment follows long-term contracts tied to regional battery manufacturers, with oversupply occurring mainly in slow-down periods for downstream battery applications.
| Region | Market Dynamics |
|---|---|
| United States | Imports from Asia fill most domestic demand. Security of supply and compliance for critical minerals drive purchasing from qualified suppliers. New battery investments gradually shifting demand to higher local content EBC by 2025-2026. |
| European Union | Supply chain regulation, REACH compliance, and carbon footprint tracking heavily influence sourcing. Specialty battery manufacturers in Germany, France, and Scandinavia push for purity and sustainability certification. |
| Japan | Long-term relationships based on stable supply, with high purity as standard. Japanese buyers require batch-to-batch traceability and advanced impurity reporting. |
| India | Mostly imports for battery and specialty chemical sectors. Domestic production limited but interest rising due to government push for domestic energy storage. |
| China | Largest global producer and user. Recent government regulations have tightened on-site safety and environmental control, slightly reducing flex capacity but improving overall consistency for top grade EBC. |
Looking to 2026, expected price movements echo the downstream growth – EV battery applications and tightening global purity standards remain dominant drivers. New capacity in Asia should temper severe price escalation seen during past supply shocks, but cost base remains vulnerable to energy, shipping, and feedstock price trends. Regulatory action on trace impurity control could bifurcate the market, with higher purity lots maintaining premium levels. At the same time, price-sensitive industrial users may experience narrower availability for technical grade product as manufacturers allocate reactor time to higher margin battery grades.
Analysis based on public import–export statistics, major industry supplier announcements, and internal product line sales data. Market projections integrate reported capacity expansions, anticipated expansion in regulated downstream sectors, and review of policy changes affecting feedstock and hazardous chemical logistics.
2024 saw intensified downstream demand as new gigafactories ramped up in China and Southeast Asia. Some tighter logistics for hazardous chemical sea freight led to spot shortages for custom-packed lots. Key manufacturers completed solvent recovery system upgrades, resulting in improved consistency for battery grades and increased back-integration of precursor streams for cost control.
Recent updates in safety and traceability regulations for battery-grade solvents have changed documentation needs in both EU and Asia. China’s stricter oversight on chemical safety at major production hubs has reduced third-party contract blending, consolidating output among credentialed manufacturers. Drive for global trace metal reporting adds to batch release lead time.
Proactive expansion of quality control teams and direct engagement with customer quality audits have become routine. Fast turnaround for certification and shipping documentation is supported by expanded in-house analytical capacity. Joint-venture investments in process safety and regulatory compliance reflect the industry’s adaptation to raised global standards and traceability demands, with increased digital record-keeping for all high-purity production campaigns.
Vinylene Butylene Carbonate (EBC) is used across sectors seeking enhanced electrolyte performance, surface modification, and specialty organic reaction environments. In our production lines, EBC grades vary by industry: lithium-ion battery electrolytes, functional additives in polymer synthesis, and advanced intermediate synthesis for dyes and specialty chemicals.
| Industry/Application | EBC Grade Option | Key Property Focus | Typical Purity/Impurity Sensitivity |
|---|---|---|---|
| Lithium-ion Battery Electrolyte | High Purity Grade | Low water, minimal metal ions | Purity and trace metal ions can influence cell performance; residual solvents scrutinized batch-to-batch |
| Polymer Synthesis | Technical Grade | Batch consistency, functional group integrity | Polymer properties shift with residual solvents and unreacted monomers |
| Specialty Chemical Synthesis | Intermediates Grade | Reactivity, compatibility in downstream processes | Focus on controlling side products from process chemistry |
Clarify target use for EBC before beginning grade comparison. Dry cell manufacturing, polymer R&D, and intermediate preparation each respond differently to granulometry, moisture sensitivity, and color standards.
Applications in batteries or consumer-contact require adherence to up-to-date regional and sector-specific chemicals regulations. Confirm that the relevant restrictions on contaminants and allowable use are addressed by the chosen EBC grade.
Purity requirements are dictated by downstream impact. Our release checks include residual solvent and water content, as well as key element screening, tailored per finished good spec or customer project. Purity classes differ across grades and are only finalized after the last internal QC hurdle.
Small batch production or pilot trials often run on higher purity or custom-packed EBC lots. Large tonnage contracts may use technical or secondary grades with controlled impurity windows. Volume scales influence everything from packing to analytical batch validation frequency.
Process chemistry or end-use validation relies on a representative sample. Production-ready batches shipped for sampling always reflect batch controls: raw material trace, impurity logs, and release certificates. Customer feedback informs release spec adjustments and long-term batch consistency planning.
Vinylene Butylene Carbonate manufactured under our standard lines meets internationally recognized quality management frameworks. Certification under ISO 9001 covers the end-to-end process from incoming raw material inspection, in-process analytical verification, to outgoing batch release. Yearly external audits review our adherence to CAPA (Corrective and Preventive Action) procedures and supply chain traceability. Batch manufacturing records maintain clear genealogy for each lot, managed under electronic documentation systems.
Demand from energy storage, electrolytes, and advanced materials sectors drives requests for compliance to application-specific requirements. Grades of EBC supplied for battery electrolyte applications undergo purity profiling as defined by customer protocols. Analytical reports may reference compliance to customer-specified methods or third-party validated procedures, without defaulting to a single standard unless indicated. We accommodate both domestic and export-oriented documentation—such as REACH registration status for the EU market or bespoke material qualification reports in accordance with customer project requirements.
Each shipment carries a finalized Certificate of Analysis tied to internal reference standards. Reports summarize identification, main content, critical impurity profiles (dependent on grade and application), water content (as relevant to downstream use), and typical heavy metal screening where sectorally demanded. Document retention meets minimum legal periods per jurisdiction and can be tailored for extended storage as per end-user supply chain obligations. All analytical documentation issued is traceable to batch numbers and independent oversight of calibration standards. Additional files may include TDS, MSDS, RoHS, and conflict minerals statements on request.
Our facilities operate multiple synthesis lines designed to prioritize core EBC capacity as influenced by quarterly demand forecasts. Intermediate material feedstock management includes dual-source supply for risk mitigation. Flexible order scheduling is supported by modular reaction systems, combining campaign-based production with real-time adjustment in dispatch logistics. Clients requiring stable volume over extended contracts are prioritized under fixed-capacity block allocation; spot orders for specialty grades are handled through on-demand slotting, subject to real-time production load.
Production assets and upstream sourcing contracts undergo periodic stress tests to address sudden market surges or short-term raw material disruptions. Finished goods inventory targets hold minimum safety stock, dynamically adjusted based on exposure to regional delivery timelines and supply chain risk assessments. Batch-N-to-batch consistency is validated through successive analytical release cycles, focusing on main component, impurity drift, and process reproducibility. Supply capability for strategic sectors (battery materials, specialty additives) involves proactive supply planning aligned to customer forecast models.
Requests for technical samples require specification of intended downstream process, grade requirements (battery, industrial, specialty), and volume expectations. Technically-driven application review screens for end-use compatibility or regulatory export restrictions. Pre-shipment samples are drawn from full-scale lots and accompanied by batch-specific analytical reports. Dedicated technical staff provide follow-up on formulation performance, impurity sensitivity observations, and process compatibility queries, aimed at resolving issues prior to scale-up order placement.
Business cooperation models span fixed-term purchasing agreements, semi-flexible rolling forecasts, and project-based spot sourcing. Multi-grade qualification programs are supported through parallel supply of pilot and commercial-grade material; change control for process adjustments takes place under joint technical review. For collaborative technical developments, supply plans may include phased ramp-up, tolling arrangements, and customer-owned raw material integration, each guided by negotiated lead time, transparency in intermediate yield, impurity tracking, and process confidentiality.
Most R&D investment in Vinylene Butylene Carbonate (EBC) targets lithium-ion battery electrolytes, where both purity and stability under voltage stress command attention across cell manufacturers. Recent inquiry focuses on EBC's function as a co-solvent in high-nickel and silicon-rich electrodes. Purification at the ppm level dominates lab effort, targeting the suppression of moisture and organic acid impurities that can affect battery performance.
Downstream integrators have increased interest in EBC for next-generation energy storage, including solid-state batteries and supercapacitors where carbonate-type solvents offer wettability and interface control. Some research groups examine EBC for specialty polymerization as chain extenders, but uptake in this area relies on supply stability and consistent monomer quality, which remains under manufacturer assessment.
Key technical thresholds revolve around minimizing trace metal contaminants and tailoring EBC to support electrolyte formulations at sub-ambient and elevated temperatures. Controlling total water content at production scale presents an ongoing challenge, with investment in in-line Karl Fischer titration and sub-ppm moisture scrubbing. The industry seeks breakthroughs in backward-integration, aiming for feedstock traceability and purification improvements. Where trace degradation products or ring-opened byproducts arise, on-line GC and LC-MS analytics tighten the process lock, but scalability from pilot to mass production often exposes hidden consistency issues.
Expansion in high-energy battery demand drives steady EBC demand increase. Key cathode and anode innovations may push further volume growth. Regional capacity shifts depend on both new gigafactory rollouts and domestic supply chain priorities, especially in North America and East Asia. EBC demand forecast models show regional growth tied to national EV incentives, local content requirements, and downstream cell manufacturing capacity.
Ongoing process intensification and purification technology adoption pave the way for differentiated EBC grades. Manufacturers collaborate with OEMs to co-develop EBC with custom impurity profiles or viscosity ranges tailored to proprietary electrolyte blends. Continuous distillation, advanced adsorption, and membrane dehydration all see active development, with process upgrades typically staged during scheduled plant turnarounds to minimize disruption.
Green chemistry initiatives direct focus to alternative feedstocks. Bio-based routes and solvent recovery protocols offer incremental sustainability improvements but face trade-offs in impurity control and batch uniformity. Manufacturers increasingly report on solvent loop closure, reduction in process water use, and byproduct valorization. Carbon footprint and water intensity are tracked batch-wise where end customers require lifecycle transparency. Implementation of best available control technology for VOC and off-gas handling is progressing plant-by-plant, often as required by regional regulations.
Direct consultation with process chemists and application engineers supports customers during scale-up and process changeover phases. Recommendations draw on detailed application feedback—in lithium battery lines, for example, advice on solvent residence time, evaporation loss, and compatibility with anode/cathode chemistries. For research customers, collaborative impurity fingerprinting and trace analysis of batch samples add value in early formulation phases.
Application-specific guidance extends to EBC storage, sampling, and transfer protocols. In high-purity battery lines, support teams address handling concerns such as atmospheric ingress and contamination controls to prevent product degradation. Batch-to-batch variation logs are available for customers with strict traceability standards; in some regions, full COA and batch release data are a customer requirement, not just a value addition.
Manufacturers commit to full root-cause review of any non-conformance reported during downstream processing. QC and technical teams jointly investigate root impurities or specification drift, providing corrective and preventive actions backed by documented process data. For large contract customers, rapid-response technical service agreements often guarantee response windows and priority on requalification—especially critical where EBC is used in qualification runs or validated battery production. Long-term partners receive process-change notifications and early access to R&D roadmap updates affecting specification or supply.
Operating as a direct producer of Vinylene Butylene Carbonate, we oversee every stage of process control in our dedicated facilities. Every batch of EBC follows protocols developed from continuous scale-run validation, onsite laboratory analysis, and real-world performance auditing. This approach provides traceable consistency, known lot lineage, and batch documentation that supports our customers’ regulatory requirements. The entire reaction cycle and downstream purification take place within our facility walls, so downstream partners get material with defined impurity thresholds and verified molecular characteristics.
Our EBC meets the needs of leading electrolyte and specialty polymer systems manufacturers. The compound supports work in lithium-ion battery research, energy storage cell fabrication, and high-purity polymer synthesis. R&D groups in electric mobility and grid storage select EBC for its oxidative resilience under voltage stress and its reliable cycling history. Resin producers value it for projects where precise control of carbonate reactivity and functional group distribution influence final product properties.
All on-site analysis takes place in our facility labs, outfitted for advanced chromatography, titration, and NMR validation. No batch enters the shipping queue without satisfying measured purity, moisture content, and colorimetric standards, supported by documented process sheets. Our QA protocols reflect audit processes expected for large-scale adoption in critical sectors such as battery and polymer manufacturing. Our specifications stand on validation cycles gathered from actual end-use testing, not abstract technical literature.
We provide sealed drum, IBC tote, and bulk tank packaging direct from our logistics warehouse connected to the main workshop. Our process avoids unnecessary transit delays and third-party repackaging steps, reducing the risk of material degradation as well as contamination. Our in-house technical staff oversee loading and securement for all bulk and specialty containers, using standardized lot coding to simplify inbound checks and traceability for our downstream partners.
Our technical team includes process chemists and engineers available to support scale-up planning, formulation adjustment, and materials compatibility reviews. Customers working through integration in new battery grades, polymer blends, or electrolyte projects can access technical bulletins based on validated pilot data, not just lab-scale theory. This engineering support extends through ongoing bulk supply, with onsite visits and supply chain troubleshooting as needed for continuous operations.
Manufacturers, distributors, and procurement teams gain cost stability and predictable supply by working directly with an operational producer. Material cost models benefit from direct purchasing at source, while inventory managers control lot release schedules based on actual project timelines instead of third-party lead times. Continuous process data, risk-reduced packaging, and responsive technical guidance all help lower operational risk across the supply chain.
| Production Attribute | Our Approach |
|---|---|
| Reaction and Purification | Complete internal process, fully validated lab support |
| Laboratory Testing | Real-time batch assays, documented release criteria |
| Packaging Formats | Drum, IBC, customized direct bulk load-out |
| Technical Support | Dedicated chemist and engineer team, onsite and remote |
| Logistics and Supply | Direct from plant, traceable lot coding, rapid response logistics |
Managing production of Vinylene Butylene Carbonate demands control over chemistry, logistics, and downstream application support. Real-world industrial customers working at scale rely on partner factories who can deliver not just product, but operational reliability and technical depth. Our vertically integrated approach safeguards quality and helps our partners build resilient supply chains for the long term.
Every stage of our Vinylene Butylene Carbonate (EBC) development and large-scale synthesis stays focused on meeting the exacting standards demanded by high-performance lithium-ion batteries. Over years of experience supplying advanced electrolyte additives, we have observed first-hand how EBC shifts performance parameters at both laboratory and production scale.
Battery manufacturers and research labs seek additives that can extend electrochemical stability windows, especially as cell chemistries evolve. EBC shows strong oxidative stability, tolerating higher voltages where traditional carbonate solvents struggle. Our product performs consistently in voltages reaching above 4.2V (vs. Li/Li⁺), directly supporting efforts to increase energy density without accelerating electrolyte degradation.
The EBC molecule offers robust film-forming tendencies on both graphite and silicon-based anodes. In real-world battery aging tests, we have observed improved cycle life due to a more resilient solid electrolyte interphase (SEI). Cells with EBC tend to display lower gas evolution and reduced impedance growth—key factors for both safety and long-term reliability. Direct feedback from battery pilot lines using our material points to clear capacity retention advantages over cells formulated without EBC.
Our technical team regularly performs quality control screening on EBC batches, targeting high purity and moisture content well below 50 ppm. Achieving this level of quality minimizes unwanted side reactions inside battery cells. Our EBC comes as a clear, nearly colorless liquid, with viscosity and miscibility tailored for seamless blending into major solvent systems such as ethylene carbonate, dimethyl carbonate, and fluoroethylene carbonate.
Low viscosity brings advantages during slurry mixing and improves wetting of cell components, especially in high-speed automated electrode manufacturing. Where high-output processes leave little margin for error, stable fluid properties make a measurable difference. EBC remains chemically compatible with LiPF₆, the industry-standard lithium salt, and our experience with large-scale mixing and cell formation lines confirms its stability over a wide temperature range.
Controlling synthetic pathways for EBC at commercial volumes poses challenges. Our production process uses closed-system synthesis with careful temperature and filtration control to minimize by-products. Every lot comes with a signed certificate of analysis detailing water, acid, and trace impurity content, subjected to rigorous in-house analytics.
Packaging standards follow best practices for moisture-sensitive organics. We offer steel drums and fluorinated polymer liners, and our logistics network supports expedited shipping worldwide. This direct control end-to-end guarantees consistency for both R&D and mass production partners.
Battery requirements never stop advancing. We see demand growing for additives like EBC that help blend power density, cycle life, and safety without compromise. Our technical support team is ready to collaborate with battery engineers to further optimize additive loading, validate performance in emerging cell chemistries, or troubleshoot process integration challenges.
Drawing from our experience as a direct manufacturer, we know the value of reliable, science-driven innovation. Reliable EBC quality, proven performance, and hands-on support continue to earn trust from battery makers aiming for next-generation cell breakthroughs. For detailed characterization data or pilot-scale trials, our specialists offer direct technical engagement, always backed by real manufacturing know-how.
As a direct manufacturer, we draw on years of real production data to set our minimum order quantities (MOQ) for Vinylene Butylene Carbonate. Batch synthesis at our facilities scales best with MOQs starting at the 50 kg mark. For most specialty battery and electrolyte applications, larger volumes yield not only better pricing, but also ensure tight control over trace contaminants and packaging consistency. Smaller trial quantities, especially for R&D or pilot studies, are possible with longer planning and additional quality assurance. In regular production cycles, our most common commercial MOQ sits at the drum or pallet level. These quantities help maintain consistency for both our fabrication team and our customers’ downstream performance.
Lead times for EBC orders reflect the process efficiency we’ve built over years of chemical manufacturing. Standard production, including purification, packaging, and outgoing QC, typically requires three to four weeks from the placement of a confirmed order. Factors that affect turnaround include current order volume in our pipeline, customization requests, and the availability of specific grades. Emergency surges in demand, such as those tied to new technology launches or regulatory shifts, can extend lead time. Our technical and logistics teams forecast customer requirements to keep wait times predictable and supply chains healthy. We actively communicate any expected delays and work closely with our regular customers to support strategic inventory planning.
Our EBC range covers several grades, each developed in direct response to market demand for Li-ion batteries, supercapacitors, and other advanced energy storage devices. Standard industrial grade suits mass production environments where robust processing neutralizes minor variances. High-purity electronic grades target sensitive applications, delivering low residual water, low acid content, and strict limits on metals and other ions. Specialized requests—often for laboratory or pilot lines—can be fulfilled with extra drying, custom packaging, or additional pre-shipment analysis. Each grade comes with a detailed Certificate of Analysis (COA) reflecting our latest in-house analytical methods. As requirements grow sharper with new battery chemistries or regulatory updates, we invest in upgraded purification and testing to protect the integrity of every batch.
Volatility in the specialty solvent market continues to test the adaptability of manufacturers. As direct producers, we negotiate raw material contracts with extended lead horizons, and we maintain validated alternative sources for precursor components. We keep EBC production lines flexible to quickly pivot between grades or change order sizes as downstream demand shifts. Our in-house logistics teams manage regulated transport requirements, especially relevant for export orders facing hazardous goods restrictions or new compliance barriers. Each stage of our supply chain reflects hard-won experience—consistent communication, buffer stocks, and frequent quality control audits all help safeguard end-use performance.
Every step from raw material intake to final drum shipment passes through our QA systems, built on both industry standards and customer feedback. Our technical staff responds directly to specification discussions, compliance inquiries, and on-site audit requests. We provide batch samples, safety data, and documentation tailored to new projects, scale-up studies, or first-article evaluations. This approach reinforces trust in our EBC offerings and keeps our partners’ projects moving forward.
Working with Vinylene Butylene Carbonate (EBC), our in-house team handles every aspect, from batch synthesis to bulk packaging. Shipping a specialty carbonate like EBC across regions calls for sound understanding of transport regulations and safety compliance. We invest significant effort in ensuring all shipments comply with the latest legal and practical standards, because chemical safety begins at the source. The way we package, label, and prepare EBC for transit reflects our commitment to both regulatory compliance and the safety of our clients and their logistics partners.
EBC’s applications span advanced batteries, electrolyte solutions, and specialty coatings. Border protocols differ by country, as authorities review chemicals based on local hazard classifications and end-use patterns. Most jurisdictions place EBC under general industrial chemical controls, but some regions—especially those with tighter environmental or lithium battery regulation—may require a review of import documentation or pre-arrival notification. Our logistics team works directly with freight forwarders and customs brokers to secure every necessary endorsement prior to shipment. We provide clients with a full set of shipping documents, typically including Certificate of Analysis, Safety Data Sheet (SDS), and country-of-origin certification in line with destination requirements.
As EBC is not classified under the UN Dangerous Goods list, regular chemical cargo transport suffices under most conditions, but our shipment procedures always mirror the chemical’s hazard profile. We ship in tightly sealed HDPE or metal drums designed for moisture protection and physical durability. The drums pass routine leakproofness and drop-testing. Secondary containment solutions are available for air and sea freight to guard against inadvertent spilling. Every pallet includes labels identifying the chemical by proper shipping name, batch number, and hazard pictograms as recommended by GHS (Globally Harmonized System), even for non-dangerous goods. Our packaging meets the standards set by most international freight carriers and chemical transport networks.
Our production facility is audited against ISO 9001 for quality and ISO 14001 for environmental management. We provide detailed SDS documentation based on laboratory-verified data for each production lot. Our safety team tracks any evolving guidance from REACH, TSCA, and local chemical inventories. While EBC does not currently appear on many controlled chemicals lists, we regularly update compliance files to cover emerging rules in lithium battery supply chains and electronic chemicals. On request, we supply statement letters confirming heavy metal content, residual solvent thresholds, and absence of REACH SVHCs according to the candidate list current at time of order fulfillment.
We help customers organize consolidated shipments or direct containers from our warehouse, depending on their needs for prompt supply. Each batch receives its own production traceability record. Our technical support team guides clients on safe handling, storage, and potential compatibility issues based on real-world incidents and best practices. This reduces disruptions at ports of entry and simplifies local certification checks. We stand ready to develop tailored documents for regulatory submissions or project audits, always grounded in factual batch data and regulatory experience. Our approach keeps customer operations efficient and litigation-free, from initial quote through final delivery.
For product inquiries, sample requests, quotations or after-sales support, please feel free to contact me directly via sales9@bouling-chem.com, +8615651039172 or WhatsApp: +8615651039172
