|
HS Code |
570354 |
| Chemical Name | Bisphenol A Ethoxylate Dimethacrylate |
| Synonym | Bisphenol A Ethoxylated Dimethacrylate |
| Chemical Formula | C29H38O8 |
| Molecular Weight | 514.61 g/mol |
| Appearance | Clear to pale yellow liquid |
| Odor | Faint ester-like odor |
| Density | 1.08-1.12 g/cm³ at 25°C |
| Viscosity | 300-700 mPa·s at 25°C |
| Boiling Point | >200°C (decomposes) |
| Flash Point | >100°C (closed cup) |
| Solubility | Insoluble in water; soluble in organic solvents |
| Refractive Index | 1.510-1.535 at 20°C |
| Polymerization | Polymerizes upon exposure to UV light or heat |
| Storage Temperature | Store at 2-8°C |
| Cas Number | 41637-38-1 |
As an accredited Bisphenol A Ethoxylate Dimethacrylate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Bisphenol A Ethoxylate Dimethacrylate is packaged in a 1 kg high-density polyethylene bottle with a secure, tamper-evident seal. |
| Shipping | Bisphenol A Ethoxylate Dimethacrylate should be shipped in tightly sealed containers, protected from heat, light, and moisture. It is classified as a hazardous material, so follow all local and international transport regulations. Proper labeling and documentation are required. Handle with appropriate personal protective equipment to ensure safe transportation and handling. |
| Storage | Bisphenol A Ethoxylate Dimethacrylate should be stored in a cool, dry, well-ventilated area, away from heat sources, sunlight, and incompatible materials such as strong oxidizers. Keep containers tightly closed and properly labeled. Protect from moisture and avoid exposure to ignition sources. Store at recommended temperatures, typically below 25°C (77°F), to maintain stability and minimize risk of polymerization or degradation. |
Competitive Bisphenol A Ethoxylate Dimethacrylate prices that fit your budget—flexible terms and customized quotes for every order.
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Our job at the manufacturing floor revolves around producing advanced chemical solutions that form the backbone of so many industries. Among all the acrylate monomers, Bisphenol A Ethoxylate Dimethacrylate stands out for its unique mix of structure and versatility. Application engineers, formulators, and technical managers bring us challenges from electronics, coatings, adhesives, dental resins, and specialty plastics. It is BPAEDMA that many turn to for an effective and workable answer, especially where improved crosslinking, enhanced toughness, and clear optical performance are required.
We know this monomer well. Day in and day out, our team invests in process control to create a dimethacrylate ester anchored on a bisphenol A core, modified through careful ethoxylation. Each batch we create reflects physical realities from our reactors: clarity, viscosity, color, reactivity—all things we track and optimize. We can alter the degree of ethoxylation, which tunes flexibility and hydrophilicity for different applications. Usually, we see a structure where two acrylate groups sit at both ends of an ethoxylated chain, attached to the bisphenol backbone. This chemical design offers outstanding reactivity under UV and thermal curing, and delivers a distinctive balance of rigidity and resilience.
Our customers work under demanding conditions—fast cure cycles, changes in temperature and mechanical load, push for higher-performance composites. Many of them used to rely on Bisphenol A Diglycidyl Ether Dimethacrylate or straight Bisphenol A Glycidyl Methacrylate. In daily operation, the differences between BPAEDMA and those products show up quickly. BPAEDMA’s inclusion of ethylene oxide links between bisphenol A and the acrylate groups creates more flexibility within the crosslinked network, reducing brittleness after curing and supporting higher elongation at break. This flexibility proves essential in dental restorative applications, where composite shrinkage and micro-cracking can undermine durability.
Cure kinetics matter—a lot. In UV cured coatings for electronics or optical fiber adhesives, the cure profile of BPAEDMA offers good conversion under standard lamps, helping us meet productivity targets without sacrificing bond strength. The methacrylate groups react together swiftly, while the ethoxylate chains keep the system workable and improve the interface with inorganic fillers or fiberglass. Our in-house studies show a marked improvement in impact resistance and lower modulus variation over temperature swings, compared to difunctional or rigid non-ethoxylated relatives.
Experience tells us the path to consistent performance lies in close control of molecular weight and purity. BPAEDMA leaves our plant with a narrow distribution in ethoxylate units—commonly between 2 and 8—so customers see minimal shifts in viscosity and handling properties. Typical product has a viscosity ranging from 400 to 1000 mPa.s at 25°C, water-white clarity, and low acid number. Color stability is paramount for optical and dental uses, so we invest in purification steps to remove trace chromophores. Reactive impurity—a real risk with acrylate monomers—gets kept to a minimum via stabilized storage and inhibitor adjustment.
From our own failures and learning, we know poor control of ethylene oxide content affects solubility and compatibility in UV inks and adhesives, leading to phase separation and cloudy films. We solve this by regular GC and NMR checks, not just spot tests. Only batches that fall within rigorous internal specs move to final packaging. Our operators and QC chemists know each lot carries expectations from research labs, contract manufacturing organizations, and bulk users alike.
Customers tell us again and again: performance in end use depends not just on headline properties, but on how those features translate in real manufacturing conditions. Dental resin system builders value BPAEDMA for how it mediates the compromise between toughness and polish retention—our monomer integrates well with silica or zirconia fillers, and helps limit volumetric shrinkage without promoting yellowing. Paint and varnish formulators find that BPAEDMA outperforms plain Bisphenol A Dimethacrylate in high-solids systems because the ethoxylate chains give better pigment wetting and stability.
Electronics sector partners routinely need low-volatility, low-outgassing materials for encapsulation and conformal coatings. BPAEDMA, with properly optimized inhibitor content and thorough stripping of volatiles, meets these specs. UV adhesives based on BPAEDMA adhere to glass and plastics alike, with less stress cracking due to enhanced flexibility. In fiber composites, our technical teams cooperate with process engineers to tailor the resin for pultrusion or filament winding lines—BPAEDMA brings a combination of fast cure and thermal endurance above 120°C when formulated well.
Our industry cannot sidestep regulatory scrutiny, nor would we want to. As a manufacturer, we have lived through the waves of concern over bisphenol A, and we track ongoing updates from agencies overseeing safety and environmental health. With BPAEDMA, the story is nuanced. Unlike monomeric bisphenol A, this dimethacrylate reaches higher molecular weight and displays much lower migration risk in properly cured networks. Release testing finds little to no unreacted BPA left after standard UV cure cycles, something clients in medical devices and food packaging examine closely. We routinely test for residual monomer content in both raw and cured forms, and we supply technical support and guidance for partners managing product stewardship documentation.
We do not overlook lifecycle impacts. During manufacturing, containment, scrubbing, and solvent recycling systems limit emissions at every stage. Waste streams receive real-time monitoring, and all shipping containers comply with global transport rules. BPAEDMA, as a non-halogenated monomer, does not generate regulated dioxins or highly toxic byproducts in typical end-use environments. Our environmental team works biannually with third-party auditors to corroborate that emissions stay within permitted levels. Continuous improvement remains a standing rule; it is our collective responsibility as a chemical producer.
End-use requirements keep changing: faster cure response, thinner coats, better adhesion to advanced substrates, less cure shrinkage, improved resistance to heat and chemicals. Our lab development program covers new blends and co-monomer options, which see BPAEDMA paired with urethane acrylates, vinyl ethers, or oligomeric resins. Each combination pushes properties in new directions: higher glass transition temperature, reduced swelling, longer weatherability, improved impact resistance, or higher refractive index for optoelectronics.
In practice, production scale-up introduces its own challenges. Different viscosity targets mean rebalancing ethoxylation and controlling chain length tightly. Process changes can alter shelf stability, so we work with partners to forecast usage patterns and provide advice on inhibitor selection and tank storage. Only experience across hundreds of batches and thousands of tons can deliver formulations that stay within spec, cure consistently, and satisfy audits anywhere in the world. The feedback loop with our customers shapes how we react and guide future improvements.
Comparing BPAEDMA to unmodified Bisphenol A Dimethacrylate (BIS-GMA) or Bisphenol A Glycidyl Methacrylate brings key contrasts. BIS-GMA comes with very high viscosity and low flexibility, so processors must always thin it with diluents like TEGDMA or hydroxyethyl methacrylate, which can introduce greater shrinkage or decreased mechanical strength. BPAEDMA, by virtue of ethoxylate modification, delivers lower viscosity straight from the drums and brings enough flexibility to limit brittle fractures in cured networks. For operations seeking both structural integrity in end products and ease of handling during mixing, BPAEDMA cuts extra steps and sources of error.
Diacrylates based solely on aliphatic structures, such as hexanediol or neopentyl glycol dimethacrylates, deliver high flexibility and UV curing speed, but miss out on thermal and chemical resistance afforded by bisphenol A’s core structure. In our real-world experience, substituting these purely aliphatic diacrylates for BPAEDMA leads to parts that yellow faster in sunlight, soften more at elevated temperatures, and fail in acidic or basic settings. For flooring or outdoor coating systems, the stability BPAEDMA imparts becomes highly valued after subjected to months—or years—of exposure.
No material solution is perfect; BPAEDMA brings its own set of issues that we have learned to address. In highly pigmented or filler-rich specialty coatings, care in dispersion is needed. Too high a filler content can overwhelm ethoxylate chains and lead to phase separation if not properly managed. Over the years, we have helped partners redesign their mixing lines and add incremental surfactants so that BPAEDMA-based resins blend smoothly.
Another challenge arises in LED-based UV curing. The absorption profile of BPAEDMA means that standard photoinitiators require adjustment; older mercury systems may cure slightly faster, but many downstream users have shifted to LED for environmental and energy reasons. Our technical service teams collaborate on photoinitiator packages suited for specific wavelengths to ensure deep cure throughout thick films. We collect data, test, and report on results—it’s a partnership built on real production and application, not just lab theory.
Polymers based on BPAEDMA sometimes face regulatory hurdles for special labeling where bisphenol A derivative monomers are under scrutiny, especially in certain consumer or medical device segments. Our regulatory advisors routinely help downstream makers prepare for audits, review safety files, and supply toxicological data packages to clear up misunderstandings about cured resin safety. Ongoing dialogue with regulators and peer companies helps the entire sector set achievable, science-based product standards.
As a manufacturer, we own and control every aspect of BPAEDMA production. Our teams run pilot-lot and full-scale lines all year, watching for quality drifts, impurity spikes, or changes in global market demand for raw materials. Industry cycles have taught us resilience—by maintaining dual-source strategies for bisphenol A and acrylate supplies, and keeping full materials tracking through every phase from inbound receipt to outbound loading. When interruptions hit global shipping or supply chains, we work overtime to keep production uninterrupted.
With thousands of tons produced and shipped globally, our insight has grown from real-world setbacks and small wins. Improving filtration reduces color, cutting reaction time boosts throughput, upgrading stabilization means longer shelf life for our customers. We have invested in both scale and flexibility, enabling on-demand customizations by ethylene oxide number, viscosity target, or packaging. This is what differentiates a seasoned manufacturer from a trader or middleman—the depth of process know-how, the ability to respond to technical questions, and the responsibility for every drum, tank, or shipment that carries our name.
The requirements for coatings, adhesives, composites, and electronics will keep evolving. Performance targets for new consumer electronics, growing renewable energy installations, and advanced composites all demand materials with both high performance and reduced health/environmental risk. BPAEDMA, because of its unique structure and consistent performance, remains at the center of UV and free-radical cured material development. Our internal research continues to work on lower hazard profiles, easier processing, and recyclable or lower-impact variants.
Industry discussions on circular economy and green chemistry push us to improve not only product properties, but also process metrics—reduced energy use, solvent footprint, emission factor. Our production sites have begun integrating continuous reactor designs and smart monitoring systems to further tighten quality and minimize waste. Partners in downstream markets want open dialog about what’s inside their materials and how those choices drive safety, environmental responsibility, and long-term product value.
We believe transparency and technical expertise make all the difference in the specialty chemical sector. For years, we have hosted workshops, fielded questions from R&D teams, and shared data sets openly with formulation and process partners. We back every drum and every technical recommendation with real factory experience, making practical suggestions for storage, blending, and process optimization. We value honesty about what BPAEDMA can and cannot do, the limitations unique to each grade, and the likely effects in finished applications.
Better customer outcomes arise from direct engagement. Too often, the market is clouded by generic claims, recycled spec sheets, and vague assurances. As a seasoned producer, we offer something more grounded—proven performance, rigorous quality control, actual responsiveness, and willingness to stand behind every order. We remain committed to ongoing collaboration on product development, technical troubleshooting, and safe, reliable supply for all our partners who rely on Bisphenol A Ethoxylate Dimethacrylate.
