Acrylic Copolymers

    • Product Name: Acrylic Copolymers
    • Chemical Name (IUPAC): Poly(ethyl acrylate-co-methyl methacrylate)
    • CAS No.: 25133-97-5
    • Chemical Formula: (C5O2H8)n(C4O2H6)m
    • Form/Physical State: Milky white liquid
    • Factroy Site: No.30 Fuduihe Road, Xuwei New District, Lianyungang, Jiangsu, China
    • Price Inquiry: sales3@ascent-chem.com
    • Manufacturer: Lianyungang Petrochemical Co., Ltd
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    Specifications

    HS Code

    300823

    Appearance Clear to slightly hazy liquid
    Chemical Formula Varies, generally based on CnHmO2
    Molecular Weight Variable, typically 10,000–1,000,000 g/mol
    Solubility Soluble in water and organic solvents (varies by composition)
    Glass Transition Temperature Typically ranges from -20°C to 100°C
    Viscosity Varies, typically 50–10,000 mPa·s
    Density 1.02–1.10 g/cm³
    Ph Value Usually between 6 and 9 in emulsion form
    Film Forming Temperature Approximately 0°C to 25°C
    Weather Resistance Excellent resistance to UV and weathering
    Adhesion Strong adhesion to a variety of substrates
    Tack Free Time Varies from 10 minutes to 1 hour
    Thermal Stability Good thermal stability up to 120°C
    Volatile Organic Compound Content Typically low (varies by formulation)
    Storage Stability Stable for 6–12 months under recommended conditions

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

    Application of Acrylic Copolymers

    Molecular Weight: Acrylic Copolymers with high molecular weight are used in waterborne coatings, where enhanced film durability and resistance to abrasion are achieved.

    Viscosity Grade: Acrylic Copolymers of low viscosity grade are used in textile printing pastes, where improved flow and print definition are provided.

    Particle Size: Acrylic Copolymers with fine particle size are used in paper coatings, where smoother surface finish and higher gloss are realized.

    Purity 99%: Acrylic Copolymers of 99% purity are used in adhesive formulations, where consistent tack and reduced contamination are ensured.

    Glass Transition Temperature (Tg): Acrylic Copolymers with a Tg of 50°C are used in pressure-sensitive adhesives, where optimal flexibility and adhesion at ambient temperatures are maintained.

    Stability Temperature: Acrylic Copolymers with thermal stability up to 180°C are used in automotive paints, where long-term gloss and color retention under high temperature are achievable.

    Emulsion Type: Acrylic Copolymers in anionic emulsion form are used in construction sealants, where improved substrate adhesion and water resistance are delivered.

    Solids Content: Acrylic Copolymers with 45% solids content are used in architectural paints, where faster drying and higher coverage are obtained.

    pH Value: Acrylic Copolymers adjusted to pH 8 are used in pigment dispersions, where enhanced pigment stabilization and dispersion uniformity result.

    Melt Flow Index: Acrylic Copolymers with a melt flow index of 12 g/10min are used in injection molding applications, where smooth processing and dimensional accuracy are achieved.

    Packing & Storage
    Packing High-density polyethylene drum, net weight 25 kg, tightly sealed with tamper-evident lid; labeled with product name "Acrylic Copolymers".
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Acrylic Copolymers: Typically 16-18 metric tons packed in 25 kg bags, secured on pallets for safe transit.
    Shipping Acrylic copolymers are typically shipped in sealed drums, IBC containers, or bulk tankers to prevent contamination and moisture exposure. Ensure containers are properly labeled and stored in a cool, dry area away from direct sunlight and incompatible materials. Follow all relevant transport regulations and safety guidelines for handling chemical products.
    Storage Acrylic copolymers should be stored in tightly sealed containers, away from direct sunlight, heat sources, and incompatible materials. The storage area should be cool, dry, well-ventilated, and free from moisture to prevent degradation. Ensure containers are clearly labeled and protected from physical damage. Follow all relevant safety guidelines and regulations for chemical storage to minimize risks.
    Shelf Life Acrylic copolymers typically have a shelf life of 12-24 months when stored in tightly closed containers at recommended conditions.
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    More Introduction

    Acrylic Copolymers: Reliable Chemistry Backed by Manufacturing Knowhow

    Real-World Performance Starts at the Reactor

    Every day, inside our reactors, we start with precise combinations of acrylates, methacrylates, and specialty monomers, building Acrylic Copolymers that set benchmarks for paint, adhesive, textile, and mortar industries. Our production team keeps a close eye on reactions, not just following standard recipes, but continuously tuning parameters based on viscosity, residual monomer content, and feedback from the actual field—be it construction sites, paint shops, or textile mills.

    Model Variants for Varying Demands

    Through continuous close work with downstream users, we've developed several model grades: low-Tg for flexible coatings and sealants, medium-Tg for general-purpose emulsion paints, and high-solid versions for high-build applications. For instance, our AC-320 disperses perfectly in water, ideal for flat interior latex paints where flow and leveling decide application speed and final visual impact. Model AC-720 takes the edge in more demanding waterproof coatings, where elasticity, bonding strength, and water resistance can't slip, even under aggressive testing with real-scale mockups.

    Over the years, continuous feedback from floor manufacturers led us to finetune copolymers with narrower molecular weight distributions and lower surfactant residues. This seemingly minor detail determines how cleanly a finish cures, whether efflorescence ruins a casting, or how well self-leveling mortars will behave in high-humidity environments.

    No One-Size-Fits-All Solution

    Paint manufacturers, tile adhesive formulators, and textile finishers all face different requirements. To us, “acrylic copolymer” can’t mean a generic fix. Compared with basic polyacrylics or cheap vinyl-acrylic blends found in low-bid offers, our multi-monomer copolymers carry a backbone tuned for chemical resistance, weathering, and cohesive strength. Water-repellency, open time, rheology—all these come down to precise control before, during, and after the reaction, not simply to generic monomer feed or raw material grade.

    In waterproofing solutions, the presence of crosslinking sites boosts resistance to hydrolysis, so the finished membrane holds up against ponding water and alkaline cement contact. Paint and primer formulators ask for stable particle size and minimal coalescent demand: it determines how well the paint-films form, even at lower temperatures, and how they handle repeated scrubbing or humid conditioning. In textile coatings, absence of yellowing and soft hand-feel make the difference in quality perception, and that goes back to monomer choice and surfactant removal right here in our facility.

    Measured Gains Over Standard Acrylics and Vinyl Blends

    Having sat with both formulating chemists and application workers, we see that simple acrylic homopolymers rarely cut it for jobs needing flexibility, outdoor durability, or alkali resistance. Vinyl acetate and vinyl acrylic emulsions may save costs on paper, but end-users in paints and construction soon notice chipping, chalking, and early color fade. Our acrylic copolymers, using specialty monomers like methyl methacrylate or ethyl acrylate, push past these shortcomings—not as a marketing slogan, but as a set of quantifiable differences. In our regular QC benchmarks: tensile elongation stays higher after weather cycles, water absorption stays low, and gloss retention follows real roof-ageing results, not just accelerated lab tests.

    For example, pH stability gives acrylic copolymers the edge in cementitious mortar. Where vinyl-based resins lose adhesion in high-alkali environments, our copolymers with anti-hydrolysis monomers retain bond strength—confirmed by field samples returned from construction projects ranging from bridge decks to basement walls. At the same time, lower minimum film-forming temperature opens opportunities for cold-weather jobs, saving both project time and risk. Not all copolymers pull this off; it takes constant fine-tuning of initiator systems and batch parameters. Lab results never fully guarantee real-site performance, which is why we rely on field validation by regular collaboration with contractors and factory partners.

    Designed for End-Use, Not Just Shelf-Life

    In our years of manufacturing, we’ve learned that product shelf-life alone doesn’t tell the whole story. Long-term storage stability matters only if the emulsion survives transport and remains redispersible after months under varied warehouse conditions. Our plant uses closed-system production and inline filtration to cut batch-to-batch variance, and we track each drum from reactor to user lot, extending traceability. The absence of gels or seediness means fewer headaches for customers during mixing, whether dispersing pigments for paint or blending with cement for premix dry mortars.

    Some copolymer emulsions clog pipes or destabilize in the presence of divalent cations. Through molecular design—adjusting anionic, non-ionic, and block copolymer surfactants—we reduce such risks so that end-users spend less on maintenance, and process engineers can design formulations for both hard and soft water applications. Our experience fixing customer clogging issues, especially in automatic paint dispersers, has shaped recent improvements in surfactant stripping and stabilization techniques.

    Environmental and Safety Standards Born from Real Pressure

    Environmental regulations keep tightening, and rightly so: downstream textile and paint manufacturers ask for VOC-compliance, formaldehyde-free systems, and lower residual monomers—not just as selling points but to meet export certification and worker safety. On our end, this has meant phasing out problematic surfactants, lowering residual free monomers to below 200 ppm, and installing scrubbers at each reactor vent. We regularly work with third-party labs on migration testing for sensitive applications, not just relying on standard internal checks.

    Our newest AC-580 meets both low-VOC requirements and delivers a hard film without extra crosslinkers, allowing floor-protection coatings to skip isocyanate use altogether. Cement-modified mortars and adhesives with this grade keep their flexibility without plasticizer migration, passing demanding cyclic freeze-thaw and water immersion tests run independently by customers’ QA labs. Field technicians often call us to troubleshoot on-site problems, and we document these cases for both production upgrades and regulatory filings.

    Meeting Customer Needs Through Process Control

    Raw material quality can swing batch characteristics. We source only stabilized monomers and keep in-house pre-treatment tanks for removal of inhibitors or contaminants, reducing the odds of unwanted side reactions that cause yellowing, fish-eyes, or thickening during storage. Process data gets shared with end-users—formulators and processors who want to know what goes into their products, down to certificates and lot traceability logs.

    Shipping pre-mixed copolymers across regions with different temperatures and humidity means we have to care about microbiological stability. Our experience with biocides taught us which preservative pairs last longest in the field, and how to avoid ones that trigger odor or off-gassing in construction and textile plants. We test shipping samples under simulated warehouse stress before sending new grades to market, and production feedback has been used to tweak both core polymer and additive blends.

    End-Use Feedback That Drives Change

    Some of our quickest improvements have come from customer returns and complaints, not just from lab research. For example, the shift towards higher PVC paint formulations led us to adjust particle size for better pigment binding in both high-gloss and matte finishes. Flooring installers exposed a need for faster tack-up without sacrificing flow, which prompted a change in chain transfer agents and surfactant ratios. Responding to curtain coaters in the textile industry, we developed antifoam compatibilizers that don’t cause streaking or instability, avoiding costly rejects out on the line.

    We also document these feedback cases for all our staff, from production operators to the technical sales team, so knowledge transfer isn’t lost to turnover or project rotation. Raw data from customer lines, such as viscosity at point-of-use or weathering test panels from construction sites, directly inform how we select next-generation additives, surfactants, or chain-extenders. No test tube or theoretical model replaces how a batch of copolymer behaves in hands-on fieldwork.

    Why Our Manufacturing Directness Makes a Difference

    As the manufacturing origin for each vat, we see firsthand the difference that full process control, open communication, and honest troubleshooting make at scale—across paint mixers, tiling crews, and industrial users who depend on acrylic copolymers every day. While many third-party resellers talk about sourcing and stocking, only those with direct process control can guarantee consistent properties, technical support, and improvements based on end-user experience. Our approach isn’t about chasing standard certificates, but instead about meeting the evolving standards of chemical compatibility, durability, and operator safety out in the actual marketplace.

    We regularly open our doors to customer audits, testing alongside client QA teams at our site—tracking a batch from raw material arrival, reactor charging, and polymerization, up to mid-batch QC and filtration. The feedback loop simply isn’t theoretical: each improvement comes from concrete collaboration, not just spec sheet promises. This is one reason why many of our partners, from leading paint firms to regional construction groups, return year after year, working with us to spec new copolymer lines tuned for tomorrow’s requirements.

    Looking Ahead: Continuous Improvement Aligned with Industry Needs

    No two industrial jobs demand the exact same set of copolymer features. As climate changes, new construction materials roll out, and regulatory pressure rises, our R&D group stays in daily touch with both sales teams and field technical advisors. The process doesn’t stop at manufacturing: by mapping trends from flooring, waterproofing, and decorative coatings directly to the molecular design stage, we keep our pipeline robust and relevant.

    We are also investing in greener monomer technologies, experimenting with plant-derived acrylic streams, and trialing biocide-free preservation—steps motivated both by regulation and by customer demand for safer, cleaner chemical building blocks. The cooperation between lab chemists and plant operators remains central: field trials, pilot reactors, and open communication prevent “desk-drawn” ideas from turning into production headaches. Every new copolymer grade gets tested under end-use conditions, loaded onto real surfaces or masonry, and put through salt-spray, freeze-thaw, or UV panels run by our customers or trusted labs.

    External certification—ISO, REACH, or local chemical safety approvals—remains a tool, not the goal. We treat these as checkpoints, not marketing stamps, and translate them into real-world improvements in process and product safety. Formulators who use our copolymers know we share test data, troubleshoot together, and adapt as needs and legislation shift.

    Supporting Industry, One Batch at a Time

    Acrylic copolymers are more than emulsions in a drum: each one represents the practical intersection of chemistry, process control, and customer need. Informed by decades of hands-on experience, not just market surveys or datasheet claims, our work makes sure every liter shipped delivers value for the factory, field site, and finished product. By tuning both molecular composition and manufacturing detail, we back each claim with results that users see—faster application, lasting durability, and consistent performance under real-life conditions.

    Our doors remain open for plant visits, technical collaboration, or urgent troubleshooting, because reliability in acrylic copolymers doesn’t start with paperwork; it starts at the reactor, and it ends with real materials holding up out in the world. Each innovation, each refinement, stands on this chain of trust, carried forward through transparent practice and shared results.