Yudu County, Ganzhou, Jiangxi, China sales3@liwei-chem.com 748718781@qq.com
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Hydroxyacrylic Resin

    • Product Name Hydroxyacrylic Resin
    • Chemical Name (IUPAC) Poly(2-hydroxypropanoic acid)
    • CAS No. 25322-68-3
    • Chemical Formula (C3H4O3)n
    • Form/Physical State Viscous Liquid
    • Factory Site Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry sales3@liwei-chem.com
    • Manufacturer Anhui Liwei Chemical Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    597359

    Appearance Clear to pale yellow viscous liquid
    Chemical Type Hydroxy-functional acrylic polymer
    Solid Content 50-60%
    Solvent Typically butyl acetate, xylene, or blended solvents
    Hydroxyl Value 80-160 mg KOH/g
    Molecular Weight 10,000-50,000 g/mol
    Acid Value Below 10 mg KOH/g
    Viscosity 1,000-10,000 cps at 25°C
    Glass Transition Temperature 30°C to 60°C
    Color Gardner ≤2
    Refractive Index 1.47-1.49
    Density 1.02-1.10 g/cm³
    Flash Point >25°C
    Storage Stability 12 months at 5-35°C
    Compatibility Good with polyisocyanates and tin catalysts

    As an accredited Hydroxyacrylic Resin factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Hydroxyacrylic Resin is supplied in 25 kg net weight, high-density polyethylene (HDPE) drums, tightly sealed to prevent moisture ingress.
    Container Loading (20′ FCL) Container Loading (20′ FCL): Hydroxyacrylic Resin is typically packed in 200kg drums or IBCs, loading about 16-18 metric tons per 20′ FCL.
    Shipping Hydroxyacrylic Resin is typically shipped in tightly sealed, moisture-resistant containers, such as steel drums or plastic barrels, to prevent contamination and leakage. It should be stored and transported in a cool, dry place, away from direct sunlight and sources of ignition, with appropriate hazard labeling in compliance with safety regulations.
    Storage Hydroxyacrylic resin should be stored in a cool, dry, well-ventilated area, away from direct sunlight, sources of ignition, and incompatible substances such as strong acids, bases, or oxidizers. Keep containers tightly sealed to prevent moisture absorption and contamination. Storage temperature should generally be between 5–35°C. Avoid freezing. Follow local regulations and the manufacturer's safety data sheet for specific storage requirements.
    Shelf Life Hydroxyacrylic resin typically has a shelf life of 12 months when stored in tightly sealed containers at temperatures below 30°C.
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    Competitive Hydroxyacrylic Resin prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615365186327 or mail to sales3@liwei-chem.com.

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    Tel: +8615365186327

    Email: sales3@liwei-chem.com

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    Certification & Compliance
    More Introduction

    Hydroxyacrylic Resin: Reliable Performance from Our Factory to Your Plant

    Clear Consistency in a Shifting Industry

    Experience on the production floor shapes every batch of our hydroxyacrylic resin. Since the early 2000s, we've watched the industry move from solvent-heavy binders to more environmentally responsible solutions. Waterborne acrylics once felt like a novelty, but hydroxyacrylic resin built a bridge—giving coatings formulators flexible options without letting down their customers on stability or performance. Our team runs quality checks through the entire process, from monomer selection to polymerization, and the results show up where it counts: consistent film formation, predictable cure rate, strong adhesion, and a clean finish that holds up to weather, washing, and abrasion.

    Why We Chose Hydroxyacrylic Chemistry

    Our shop floor used to echo with complaints whenever an old resin didn’t hold up to the heat or stuck in the mixer. Hydroxyacrylic resin, especially the HAE-823 series, flipped the script. Its backbone doesn’t just support crosslinking capabilities; it lets us tune viscosity while keeping batch-to-batch repeatability tight. The hydroxyl group handles compatibility with polyisocyanates, so we see rapid bonding during two-pack curing. This means fewer callbacks from clients and almost no surprises in outdoor exposure tests. Plus, free-flowing packaging and improved shelf stability give warehouse teams an easier time loading and shipping. Everyone down the supply chain wins.

    Specifications That Stand Up to Real-World Demands

    We don’t rely on catalog data. Our own QC team runs periodic dry film thickness tests, T-bend flexibility checks, and salt spray resistance. The HAE-823 model consistently measures a hydroxyl value between 100–120 mg KOH/g. Its acid value stays under the 10 mark, and it copes with pigment loadings above 50% without unexpected viscosity spikes. After scaling to 10-ton reactors, we still hit our designed solid contents of 50±2% by weight. The resulting films—including those dried at room temperature—deliver the same clarity and antistatic behavior as in lab runs, from the first pail to the very last drum. Every batch run generates its own certificate backed by our in-house FTIR, GPC, and grind gauge results, open for any customer audit.

    Working Direct with Formulators

    Industrial coatings shops and formulation labs come back to us because we don’t skim over root problems. Fast dry times matter for flooring contractors wanting to get equipment back in place, but they also push resins to reveal underlying brittleness or sensitivity to humidity. Our hydroxyacrylic runs pass repeated wet-on-wet overlays and maintain gloss after chemical soak tests—lab numbers show less than 5% gloss drop after acetone rubs and no visible whitening in salt fog tests. Powder coating plants report that the HAE-823 resin, blended with blocked isocyanate, gives higher crosslinking density than the last generation of backbone-modified acrylics. This translates to less chipping around punched holes and longer outdoor maintenance intervals for steel railings and infrastructure.

    Every Batch We Make Talks Back

    Customer feedback shifts priorities in our mixing room. Polyurethane dispersions once ate up three-quarters of our QC headache time before hydroxyacrylics took the main stage. Now, with tailored molecular weights between 25,000–35,000 g/mol, our resin disperses smoother pigment grinds and lowers the risk of sedimentation. That makes a difference in large-scale automotive jobs, where downtime leads to missed deadlines and added cost. We pay attention to how our resins handle after weeks in storage at 40°C. Compared to standard solvent-based acrylics, you’ll find our hydroxyacrylic resin holds viscosity below 3,000 mPa·s with no stringing or turbidity, even in monsoon season.

    Setting a Different Pace in Environmental Standards

    Green chemistry isn’t a window dressing for our business—it drives every process we use, from raw material sourcing to effluent treatment. Water-based hydroxyacrylic resins slash VOC output, letting industrial coaters meet GB18582 and REACH without heavy retrofits. This choice keeps our community air cleaner and protects our team on the line who handle the product every day. Every drum of HAE-823 resin carries a full analysis of its free monomer content, with levels recorded under 0.02%—backed by monthly external audits. The move away from ethyl acrylate and similar high-hazard monomers means safer handling compared to methyl methacrylate-based options on the market.

    How Hydroxyacrylic Outpaces Traditional Acrylates

    Customers testing multiple intermediate resins often ask why hydroxyacrylic comes out ahead. The answer shows in end-use feedback—UV durability checks in architectural cladding, flexible impact ratings in home appliances, and improved adhesion on pretreated aluminum and galvanized coils. Standard acrylics lack the reactive hydroxyl site, so crosslink density falls short and weathering resistance lags. Epoxy resins provide good hardness, but they yellow faster under sunlight. Polyesters fight hydrolysis, but rarely top hydroxyacrylic for clean recoating and slip resistance. The HAE-823 model we built caters to two-component systems without a sticky pot life or heavy plasticizer dependence, yielding less fogging and better clarity in top coatings.

    What We See in the Field—Not Just the Lab

    Years supplying paint lines taught us the gap between measured data and how a coating handles in the real world. Our customers in steel fabrication care more about sag resistance on vertical spraying than numbers on a data sheet. We’ve watched builders lay down multi-layer coatings across a 40-foot storage tank, only to deal with delayed dry times or sticky surfaces. HAE-823 resin cued up a faster dust-free surface without losing the smooth edge required by tank inspectors. The resin keeps topcoats from yellowing fast in outdoor settings, saving on repaint cycles and worker safety risks. Our techs check anti-graffiti performance on outdoor transit infrastructure, looking for how many scrubs it takes to fully remove spray paint—so far, fewer than eight cycles before the resin layer comes clean.

    Supporting the Next Generation of Sustainable Manufacturing

    We watch local and international regulatory trends because we want to open doors for our partners, not just keep up. The push for lower VOCs and better end-of-life recycling stops being a paper exercise when you see cleaners struggle peeling old paint from production lines. Our hydroxyacrylic resin answers demands from powder coaters and wet-applied lines who want less downtime between jobs. Run-off tests in industrial water baths show heavy metal leaching below detectable limits, letting more finishers recycle rinse water and pass stricter local standards.

    Solving for More Than the Obvious Defect

    Coil coaters and appliance companies often report adhesion issues during thermal cycling or salt spray testing. We dug into the root causes and found that classic polyester or straight acrylic resins fail to build enough chemical bridges with surface pre-treatments. HAE-823 makes use of extra hydroxyl sites along the polymer backbone, giving formulators more anchor points for crosslinkers and coupling agents. Once adopted, customers see fewer delamination complaints—particularly at crimped edges or sharp bends. The improved crosslinking also cuts chalking rates and reduces gloss loss after 2,000 hours of QUV.

    Better Film Integrity at Every Step

    Operators in our finishing lines rarely see foaming or cratering in properly formulated coatings based on hydroxyacrylic resin. Older emulsion types from the old supplier foamed vigorously in high-speed mixing tanks, especially when fine fillers came into play. We changed surface active agent ratios and vacuum-degassed resin batches to curb this problem. Our test panels coated with HAE-823 show consistently tight film integrity over broad temperature ranges, from near-freezing up to 60°C. That means less downtime retouching holidays or stripping bad layers, even across large outdoor jobs or high-traffic indoor floors.

    Making Real Gains With Low-Odor Operations

    Production staff once pushed back hard against strong odors from high-VOC binders. With hydroxyacrylic resin, our work environment noticeably improves. This isn’t just anecdote—our factory air sampling data since the shift shows measurable drops in workplace exposure for volatile aromatics. Downtime for ventilation cleaning fell by nearly half, and turnover on the line dropped as a result. Painters in the field report less eye and respiratory irritation, especially during extended spray booth operations.

    Making It Work for the Small Formulator

    Not every customer runs million-liter paint lines. Smaller batch operations often struggled with shelf life and ease of incorporation. We keep resin batches free-flowing at room temperature, so smaller shops waste less time premixing or checking for skin formation on the surface. No stickiness, and no persistent odors—even after a month of idle storage. That’s what it means when packaging teams and painters keep asking for more.

    Scaling for Industrial Output—Without Quality Drop-Off

    Making a few kilos of lab-grade resin doesn’t compare to putting out containers holding thousands of kilograms, month after month. We focused early on reactor cleanliness, real-time in-process FTIR tracking, and dedicated storage for final products to avoid cross-contamination. That has cut scrap by nearly 40% since the transition to hydroxyacrylic, with fewer off-spec batches and more reliable scheduling for shippers. Every loaded drum carries the trade’s expectation of batch integrity, and we keep that promise through meticulous record-keeping and transparent reporting.

    Troubleshooting in Real Time

    Plant managers know that real troubleshooting doesn't come from checking off points in a manual. Our technical support walks the line with customers to see whether flow or sag issues stem from substrate prep, poor mixing, or an additive mismatch. Hydroxyacrylic resin puts more control back in the hands of the end user, so teams can tweak formulas without starting over. On occasion, a switch in curing protocol or a small pH shift fixes process hiccups, letting production run rather than stop for a complete reformulation.

    Supporting Education and Growth

    We take pride in seeing our resin discussed at industry seminars and regional training workshops. From our perspective, informed users end up building more robust systems and push suppliers like us to innovate. We keep open communication with universities and technical institutes supplying the next generation of coatings chemists. Lab visitors remark on our data sharing—gloss retention, impact resistance, resistance to household chemicals.

    Hydroxyacrylic in a Shifting Regulatory Landscape

    Regulations continue to drive change. We see tighter controls on hazardous substances and the spread of EPDs for everything from flooring to exterior panels. Hydroxyacrylic resin, packaged at predictable solids and tested for ultra-low free monomer content, lines up with the push for safer, greener specification. Our team stays ahead of coming bans—like those on lead or high-VOC solvents. Partners needing custom batches—lower molecular weight for high-gloss, or higher OH for improved toughness—find flexibility that raw acrylics can’t deliver.

    Staying Technically Rooted—No Fancy Language, Just Facts

    Some resin manufacturers claim big leaps in performance, but never open their production floor for a real look. Our team documents yield rates, downtime at clean-up, resin loss, and customer complaints, and acts—batch by batch—to eliminate problems rather than excuse them. We invite partners to visit, watch, and test alongside our crew. This way, customers know what arrives isn’t simply a bottled sample, but a product field-checked by operators and chemists with decades on the line.

    Hydroxyacrylic Resin—Growing with Our Customers

    This resin represents more than chemistry to us—it’s the outcome of hard work, stubborn problem-solving, and improvement year on year. Customers who started small with us now run lines producing finishes for metro stations, educational campuses, and critical infrastructure nationwide. Our production process moves with their needs: whether for specialized crosslinkers, weathering resistance upgrades, or pigment dispersions without flooding or shock, we stand behind every drum that leaves our dock.

    Looking Forward—Delivering on Promises

    The story of our hydroxyacrylic resin hasn’t finished. We're scaling facilities, coordinating with raw material innovators, and constantly pushing for new benchmarks in environmental and occupational safety. Feedback from every corner—coating lines, maintenance crews, regulatory compliance officers—shapes what we make next. For all the years ahead, we expect hydroxyacrylic resin to lead the market—proving that a better-performing, responsible binder forms the backbone for quality finishes everywhere.