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1,3-Butanediol Diacetate

    • Product Name 1,3-Butanediol Diacetate
    • Alias Butylene glycol diacetate
    • Einecs 248-640-9
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    991912

    Cas Number 542-32-5
    Molecular Formula C8H14O4
    Molecular Weight 174.19 g/mol
    Iupac Name 1,3-diacetoxybutane
    Appearance Colorless liquid
    Boiling Point 220-222°C
    Density 1.047 g/cm3 at 25°C
    Flash Point 96°C
    Refractive Index 1.414 at 20°C
    Solubility In Water Slightly soluble
    Odor Fruity
    Melting Point -20°C

    As an accredited 1,3-Butanediol Diacetate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The packaging for 1,3-Butanediol Diacetate is a 25 kg blue HDPE drum, securely sealed, and clearly labeled with product details.
    Shipping 1,3-Butanediol Diacetate should be shipped in tightly sealed containers, protected from heat and direct sunlight. It must be handled according to chemical safety regulations, labeled appropriately, and transported with suitable hazard communication. Ensure compliance with local and international transportation guidelines for chemicals to prevent leaks or spills during transit.
    Storage 1,3-Butanediol Diacetate should be stored in a tightly closed container in a cool, dry, and well-ventilated area away from sources of ignition, heat, and direct sunlight. Keep away from acids, bases, and oxidizing agents. Store at room temperature and ensure proper labeling. Use appropriate spill containment and ensure access to safety equipment in storage areas.
    Application of 1,3-Butanediol Diacetate

    Applications of 1,3-Butanediol Diacetate in Industrial Manufacturing

    1,3-Butanediol Diacetate plays a critical role as a specialized intermediate and functional solvent in advanced chemical manufacturing. Our product supports a range of high-performance industrial applications, providing targeted formulation benefits and process improvements for producers in select downstream sectors.

    1. High-Solid Automotive Coatings Formulations

    In next-generation automotive coatings, formulators rely on 1,3-Butanediol Diacetate to balance viscosity and film formation, particularly in high-solids and low-VOC (volatile organic compound) systems. Its controlled evaporation rate assists in preventing defects such as orange peel and cratering during spray application, and it helps achieve stable gloss retention in baking enamels for OEM lines. This grade supports stringent emissions controls while maintaining smooth processing during mass production.

    Industry compliance standards

    • ISO 12944 (Coating systems for corrosion protection)
    • GB/T 21862 (China National Standard for automotive finish coatings)
    • EU REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals)
    • US EPA 40 CFR Part 59 (National Volatile Organic Compound Emission Standards for Consumer and Commercial Products)

    Typical usage ratio

    • Introduced at 3–8% by weight of total formulation; precise loading adjusted per solids percentage, application viscosity targets, and equipment setup.

    Downstream process integration

    • Added to the pigment dispersion or letdown phase during core mixing steps, just before final viscosity adjustment; integrated via high-shear mixers to promote homogeneous distribution prior to filtration and canning.

    Final product types

    • Automotive electrodeposition primers
    • High-solids OEM topcoats
    • Aftermarket repair and refinish clearcoats
    • Industrial vehicle protective coatings

    2. UV-Curable Inkjet Ink Production

    Digital printing ink manufacturers leverage the compound as a component in UV-curable inkjet formulations, using its dual ester groups to optimize viscosity control, pigment stabilization, and ink droplet formation. The raw material remains a preferred co-solvent for reducing printhead clogging risk and promoting fast curing response under ultraviolet light. Its compatibility with acrylate monomers and photoinitiators meets strict demands for industrial and packaging ink applications on high-speed lines.

    Industry compliance standards

    • ISO 2846-1 (Color and transparency for printing ink sets for four-color printing)
    • EuPIA (European Printing Ink Association) Exclusion Policy
    • Swiss Ordinance SR 817.023.21 (Packaging Inks Ingredients)
    • GMP Regulation EC No. 2023/2006 (Good Manufacturing Practice for printing inks in food packaging)

    Typical usage ratio

    • Formulators incorporate at 5–15% of total ink mass; higher ratios for label inks and flexible films, lower for rigid substrates or printheads sensitive to solvent swelling.

    Downstream process integration

    • Mixed during pigment dispersion or acrylate monomer blending, followed by degassing and filtration to particle size below 1 micron for compatibility with piezo and thermal inkjet heads.

    Final product types

    • Industrial UV inkjet inks for label printing
    • Pigment-based UV inks for direct-to-package printing
    • Specialty graphic art inks for rigid and flexible plastics

    3. Photoresist Formulation in Semiconductor Fabrication

    Semiconductor and display manufacturers specify the material as a specialty solvent in positive photoresist blends. Its use enhances film uniformity, leveling, and resolution capability on silicon wafers and display panels, especially in advanced nodes where pattern precision is critical. The product’s controlled boiling point allows strict management of bake and exposure steps, minimizing pinhole defects and ensuring yield in cleanroom environments.

    Industry compliance standards

    • SEMI S2 (Environmental, Health, and Safety Guideline for Semiconductor Manufacturing Equipment)
    • IATF 16949 (Quality management systems for automotive supply chain)
    • RoHS 2011/65/EU (Restriction of Hazardous Substances Directive)
    • IEC 60749-20 (Reliability testing for semiconductor devices)

    Typical usage ratio

    • Blended at 5–12% by weight in photoresist formulations, with the precise amount depending on pattern feature size and spin-coating equipment parameters.

    Downstream process integration

    • Charged during photoresist solution making, dissolved with resin and photoactive components, then filtered and dispensed to wafer spinning stations in highly controlled filter housings.

    Final product types

    • Deep-UV positive photoresists for IC fabrication
    • Lithographic resists for TFT-LCD and OLED panel production
    • Semiconductor etching masks

    4. Specialty Plasticizer in High-Performance Polyurethane Elastomers

    Polyurethane system integrators use 1,3-Butanediol Diacetate as a plasticizer and chain extender within high-elasticity elastomer formulations. Its molecular design enables improved mechanical flexibility and temperature stability for advanced PU profiles used in critical applications. Downstream processors value its low volatility during hot-melt mixing and its compatibility with MDI/TDI-based prepolymers, supporting dimensional stability and abrasion resistance in finished elastomer goods for technical environments.

    Industry compliance standards

    • ISO 9001 (Quality Management Systems for elastomer processors)
    • ASTM D412 (Standard Test Methods for Vulcanized Rubber and Thermoplastic Elastomers—Tension)
    • FDA 21 CFR 177.1680 (Adhesives and components of coatings: Polyurethane elastomers)
    • REACH Annex XVII (Restriction of Substances including plasticizers)

    Typical usage ratio

    • Polyurethane formulations employ at 7–14% of total binder mass, adjusted based on desired Shore hardness and elasticity requirements per application.

    Downstream process integration

    • Introduced during isocyanate/diol blending in planetary mixers, followed by vacuum degassing and direct molding or extrusion into specific product shapes.

    Final product types

    • Polyurethane drive belts and rollers
    • High-elasticity engine mounts and bushings
    • Industrial seals and gaskets
    • Specialty vibration damping pads

    5. Electrolyte Solvent Component for Lithium-Ion Batteries

    Battery manufacturers select 1,3-Butanediol Diacetate as a co-solvent in lithium-ion cell electrolytes to influence conductivity, viscosity, and electrochemical stability. Its formulation enables increased cycle life and improved safety profiles under demanding operational conditions, particularly for high-energy-density cells. Rigorous material purity supports downstream assembly lines where moisture must be tightly controlled to prevent unwanted decomposition or gas formation during electrode wetting.

    Industry compliance standards

    • IEC 62660-2 (Secondary lithium-ion cells for automotive applications: Safety tests)
    • UN 38.3 (Transport of Dangerous Goods for lithium cells and batteries)
    • GB/T 31484-2015 (Cycle life and safety for power batteries)
    • ISO/TS 16949 (Quality systems in automotive battery supply chain)

    Typical usage ratio

    • Standard electrolyte blends feature 2–8% inclusion by total electrolyte weight, balanced with carbonate solvents for precise ionic conductivity and flashpoint targets.

    Downstream process integration

    • Dosed during liquid electrolyte compounding, then vacuum filtered and filled in strictly controlled dry rooms before cell sealing and electrolyte soaking.

    Final product types

    • Lithium-ion cylindrical, prismatic, and pouch cells
    • Batteries for electric vehicles
    • Energy storage system modules
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    Certification & Compliance
    More Introduction

    1,3-Butanediol Diacetate: A Practical Perspective from the Plant Floor

    Understanding 1,3-Butanediol Diacetate from a Manufacturer’s View

    Working every day at the heart of chemical production, we see 1,3-Butanediol Diacetate not as a line on a spec sheet, but as a chemical with a role that grows each year. At its core, this molecule, often referred to as BDDA, stands out due to its structural stability and adaptability. Over time, the compound has become a reliable choice for manufacturers in coatings, plastics, fine chemicals, and more. The product leaves our reactors after detailed purification, tight quality control, and batch records that go all the way back to raw material intake. This matters more than people realize, particularly when customers need certainty in performance and regulatory compliance.

    Things That Set BDDA Apart in Our Daily Work

    We have handled many acetates and diols in the plant. Most diacetates offer good solvent properties, but BDDA brings a balance that answers a set of needs we hear from users: a moderate evaporation rate, low odor during processing, and minimal impact on finished product color. We control the GC purity, moisture, and acid value batch by batch, and these physical details set the backdrop for how BDDA actually behaves in formulation and downstream processing.

    You can find products like ethylene glycol diacetate or 1,4-butanediol diacetate on the market as well, and companies often compare them to BDDA. The subtle difference lies in how 1,3-Butanediol Diacetate manages plasticizer and coalescent duties without making coatings sticky or overly soft. Customers in automotive, architectural paints, and plastic compounding have told us that this matters to them—less tack, stable gloss, no clogging in spray equipment during application. Those are the practical cornerstones that shape our manufacturing choices and quality targets.

    Technical Practicalities—What We Put Into 1,3-Butanediol Diacetate

    Each batch in our plant comes with a chromatograph: purity hitting upwards of 99%, water content low enough to keep from fouling isocyanate or ester reactions. Most drums and IBCs go to customers as clear liquids, nearly odorless, easy to pump at room temperature. Viscosity holds steady in that middle ground where blending with other ingredients doesn't cause headaches. For resin producers, this material flows right into acrylics, polyesters, and vinyl systems. Each step we take—reactor conditions, distillation, filtration—ties directly back to those specifications we write down and monitor.

    One thing we stress to our own production staff—if the water content climbs or residual acidity drifts up, the entire downstream batch could get compromised. We have seen coatings cloud, plasticizers lose efficiency, or residues forming in lines if we slack on these controls. This sharpens our daily focus. Our operators and QC team compare batch sheets and talk directly with end-users to understand issues as they come up. BDDA is neither the cheapest nor the most aggressive solvent, but it brings a steadiness that shows up in those tough situations: resin chains that demand a certain solvency but cannot tolerate too much softness or migration.

    Applications That Drive What We Make and How We Make It

    Clients in automotive and industrial coatings often look for coalescents that do not leave sticky residues, survive temperature swings, and stay neutral under UV exposure. We see BDDA go into two-pack polyurethane systems, alkyds, and waterborne dispersions. When they tell us a competitor’s acetate leaves residues or causes shrinkage, we know our process steps and the purity levels we commit to are not just “quality for compliance’s sake.” These properties extend the shelf life of paints and improve the way films cure and resist yellowing.

    In film modification and plastics, BDDA provides plasticizing effects without the volatility of some monoacetates. Compared to 1,4-butanediol diacetate, the 1,3-structure seems to interact more favorably with certain copolymers, giving shore hardness adjustments without tack. Some flexible PVC blends loosen up just enough, but keep their toughness, which is what builders, automotive makers, and cable producers ask for. We rarely see complaints about reversion or migration when we keep residuals under control.

    Our team spends time solving real-world problems—we’ve worked with customers who had polyols that “blushed” or discolored when other acetates were used. With BDDA, the reaction profile stays predictable, and the finished articles look better on the shelf even six months later.

    Safety and Handling—A Manufacturer’s Daily Duties

    A day on the factory floor looks different than behind a desk. We train new hires on safe material handling, because BDDA, while fairly benign compared to many solvents, demands attention to personal protection and good ventilation. Loading and unloading trucks or pumping into batch tanks, we double-check seals and lines. We log incident data: in over a decade of handling BDDA, incidents remain low, with proper gloves, goggles, and local exhaust.

    Over the years, fire marshals and insurance auditors have looked over our drum storage, and our accident prevention records often get praised. The flash point lands much higher than more volatile diacetates or alcohols, which means less fire risk during storage and blending, but we never skip regular checks for leaks or signs of hydrolysis in stored material.

    Regulatory Picture—Why Trust Still Matters

    No manufacturer skips compliance in today’s world. Our product line meets reach registration in Europe and aligns with the chemical inventories of North America and Asia-Pacific. Document control, retesting, and traceability sit at the backbone of what we ship. Downstream users talk with us about migration, extractables, or decompositional risks, especially for polymer and coatings use. We dig deep into analytical details and batch-to-batch consistency.

    Our regulatory team faces shifting patchworks of rules around VOCs, labeling changes, and restrictions on certain acetates. We respond quickly, revising SDS sheets and updating technical documents based on changes from ECHA, EPA, and Asian authorities. Our experience gives us a pretty sharp reading on what end-users will face three or five years down the line, so we track legislative changes closely and adapt formulations where possible.

    Comparing BDDA with Other Products—Real Differences on the Line

    A lot of acetates cross our shop floor—propylene glycol diacetate, ethylene glycol diacetate, and big commodity glycols. What we see: 1,3-Butanediol Diacetate lands in a “middle track,” balancing solvency and permanence. Some products evaporate too quickly, flashing off and leaving a brittle film. Others overstabilize, plasticizing finished materials into a softness that won’t rebound under pressure.

    BDDA reflects steady work with our own in-house lab, our technicians running side-by-side applications tests: how coatings dry under different humidities, how flexible films withstand temperature cycling, how blends remain workable for days or weeks after initial mixing. The repeatable data from our batches shows BDDA avoids many of the practical pitfalls—no surprise gelling, delayed drying, or phase separation that some other options bring. End-users say BDDA gives them “predictable windows” for film formation, without forcing application crews to rush or stall in changing weather.

    Practical Issues in Shipping and Storage

    Moving chemical drums and IBCs isn’t a headache when packaging holds up under stress. BDDA ships in mild steel and HDPE containers, with careful tank truck transfers for larger contracts. Over the years, we have encountered customs delays and import documentation tangles, but our QC team keeps retention samples on hand to verify each lot’s conformity. Clients come back to us because they get what they expect—stable, well-sealed containers with clear batch labeling. One issue we have occasionally faced: exposure to high humidity during ocean transit can cause minor hazing. Our warehouse adapted, and we switched to low-moisture inert gas blanketing for long hauls, especially in tropical regions. This feedback loop between our logistics team and product managers gives us sharper control, cutting loss and boosting trust.

    We encourage users to avoid prolonged outdoor storage and to rotate stock, as the acetate group will, over extended time, hydrolyze if left exposed to moisture. That said, we’ve seen unopened drums hold up for years in climate-controlled warehouses, no significant shift in GC trace.

    Sustainability and Looking Ahead

    Green chemistry shifts expectations for all chemical makers. Our industry increasingly faces pressure to tighten solvent emissions and reduce fossil feedstocks. We have researched renewable 1,3-butanediol sources, and the proven results still need scale, but the trajectory is clear. Carbon footprint gets more scrutiny from our biggest buyers. We designed our synthesis route to minimize waste acid and incorporate energy recuperation from distillation stages, and our wastewater profile remains among the cleanest compared to sector averages.

    Waste recovery takes real practice—recovered solvents get reprocessed, not dumped. Drums return for washing and reuse. We hear from customers on life-cycle analysis, and our data teams work with them to clarify end-of-life impacts and compliance with waste rules. By keeping our process lean and transparent, we can help users make procurement decisions built on evidence, not marketing gloss.

    Innovation through Dialogue—How End-Users Shape the Product

    No lab development survives contact with real-world application without listening to users. Our technical support and R&D team meet monthly with customer counterparts—industrial chemists, process engineers, and purchasing leads. They share field results, often bringing sample panels or finished goods made with BDDA alongside benchmarks. This dialogue pushes us constantly: change catalyst loading, modify particle size, or add small stabilizer tweaks. We run pilot batches, send out test drums, and adjust spec ranges where justified.

    One innovation came from a coatings customer who struggled with film uniformity in humid environments. Their team found BDDA held the line better than other diacetates, especially at elevated temperatures. We replicated these results and then optimized our own process to hit tighter purity controls, ultimately offering a certificate of analysis with each drum that answers their toughest scrutiny.

    Another team in plastics reported scuff resistance shifts with alternate plasticizers. Through direct evaluation, we mapped out volatilization profiles, finding BDDA reduced overall emissions, and enabled customers to bring new products to compliance with upcoming VOC regulations. This hands-on feedback loop continues to push both our process and packaging teams to rethink details, from moisture barriers to anti-static liners.

    Challenges in Scale and Future-Proofing BDDA

    Scaling chemical production isn’t just about bigger reactors or more shifts; it is a constant exercise in risk management, process control, and adapting to evolving specifications. When our line ramps up, raw material consistency can swing, and waste rates may drift. Through every uptick in demand or new market push, we commit to steady dialogue between lab, line, and load-out crew. Our chemists walk the floor and troubleshoot small issues before they turn big—sticky filtration, haze in bulk storage, or a stubborn off-note in odor.

    Looking forward, competition from other acetates and from green solvents continues to push us. We benchmark not only by cost but by performance in end-use, lifecycle impact, and regulatory staying power. BDDA won’t fit every application, but our participation in technical panels and industry groups helps us keep the product relevant and trustworthy. The conversations with those who actually use the chemistry remain central. That’s where the product’s strengths—balanced evaporation, good solvency, low odor, low migration—stay relevant with fewer surprises down the road.

    Direct Experience—Our Team’s Everyday Observations

    No spreadsheet or testing certificate tells the whole story of how BDDA functions on a real production line. Our staff gather feedback from big and small customers alike. One team runs a high-speed paint filling operation; another mixes flexible PVC for cable jacketing. Both bring us practical observations: pumpability, ease of cleaning, container residues, and real mixing times. We strive to answer these needs through batch consistency and transparent reporting.

    Two plant managers with decades on the job remind us that sound manufacturing is more than meeting published specs. Long-term relationships tie back to honest dialogue, rapid troubleshooting, and the will to adapt as downstream requirements shift. Our oldest customers still find in BDDA the performance they depend on, and our pursuit of process improvement never stops. You solve new problems by listening, adapting, and never taking shortcuts in production.

    The Real Test: End-Use Performance and Industry Trust

    BDDA’s reputation is earned not by marketing alone, but by reliability across cycles—blending, reaction, curing, and end-use. The material takes its place as a steady performer for formulators demanding both flexibility and durability. We have seen it replace riskier or less stable alternatives in everything from clearcoats to toughened films. Performance in the hands of painters and polymer processors—how it flows, dries, and responds to daily use—matters more than anything written in a brochure.

    From a manufacturing point of view, what matters most is whether our product helps customers solve real problems and perform at a high level. Our shared knowledge—built from batch histories, supply chain transparency, plant experience, and field results—means more than any sales pitch. The story of 1,3-Butanediol Diacetate keeps unfolding with every new project, new partner, and new piece of data. We stay ready, always sourcing better, always listening, and always working to earn the trust that keeps us in business.