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Walking through the timeline of the chemical industry, it's pretty striking how a single molecule like 2-Ethylhexyl Acrylate (2-EHA) travelled from laboratory curiosity to industrial workhorse. Early chemists in the 20th century hunted for monomers with flexibility and weather resistance, trying to overcome rigidity in conventional acrylics. Driven by the booming paints and coatings markets after World War II, researchers tapped into the branched structure of 2-EHA and realized a lightbulb moment—its nonpolar tail brings flexibility, a key upgrade for polymers that had to handle temperature swings and impact. Demand for versatile, cost-effective plastics, adhesives, and films prodded companies to scale up 2-EHA production. Its role in innovation owes less to scientific celebration and more to practical need. Factories chased its ability to bring softness, adhesion, and resistance to anything—from house paint to weatherproof sealants. Against that backdrop, the journey of 2-EHA stands as a quiet but central chapter in the transformation of daily materials.
Few products touch as many lives invisibly as 2-Ethylhexyl Acrylate. It steps into a huge array of goods—paints, pressure-sensitive adhesives, plastics, construction materials—yet rarely grabs headlines. As a colorless liquid with low volatility and a faint odor, it brings both comfort and flexibility to consumer goods. Most people walk past a freshly painted wall or peel a label from a new pair of jeans without stopping to consider what makes that paint latex so smooth or that sticker so easy to remove. The backbone of that performance often starts here. Growing up in a construction-heavy town, I watched crews struggle with brittle caulks and peeling tape until formulas shifted to include 2-EHA—a simple change that boosted both worker satisfaction and product lifespan. Its impact reaches beyond chemistry labs into the hands of builders and grandparents alike.
2-EHA carries a unique blend of stability and reactivity, qualities that shape its appeal in tough environments. With a molecular formula of C11H20O2 and a characteristic ester structure, this product boasts a low glass transition temperature—think of the difference between a rigid sheet and a flexible film when it's cold outside. The branched 2-ethylhexyl group creates space between chains, reducing rigidity. This setup also lowers the monomer's volatility, so it sticks around during formulation rather than escaping into the air. The density, boiling point, and flash point all land comfortably in ranges that support safe handling when established operational controls are respected. In my years teaching chemistry, students noticed right away that this compound interacts gently with many common organics, mixing well into solvents but showing clear boundaries with water. Its profile fits well for manufacturers looking for reliability across seasons and applications.
Specification sheets for 2-EHA don’t just satisfy regulatory paperwork—they anchor quality for thousands of downstream businesses. Producers track purity in the high ninety percent range, often reaching above 99%, ensuring low levels of irritants or unwanted byproducts. Impurities get managed through distillation and finishing steps. Labels highlight lot numbers, expiration dates, and critical hazards related to flammability and skin exposure. Anyone moving drums through a warehouse knows those icons and codes aren’t just for show—they mark the difference between safe production and lost time. Over decades on shop floors and in warehouses, I learned people trust materials only as far as the labeling and reliability allow. Strong labeling and documentation build that bridge, giving both large and small firms the confidence to innovate without second-guessing what’s inside.
Industrial chemists approach 2-EHA synthesis by reacting acrylic acid with 2-ethylhexanol, often using acid catalysts. This process, called esterification, needs careful control of temperature and removal of water to drive the reaction forward. Large-scale plants focus on efficiency—not just from a cost angle but to minimize unwanted byproducts, which can influence quality and downstream uses. The byproduct water must get separated and handled safely, waste streams monitored closely. The move toward green chemistry means manufacturers now emphasize recyclable solvents, lower energy inputs, and closed systems to limit worker exposure and environmental release. Watching industries move through these steps, it’s clear change doesn’t always come fast, but scrutiny from regulators and buyers alike pushes them in the right direction over time.
2-EHA doesn’t just act alone—it enters a web of chemical reactions, linking with other acrylates or acrylic acid derivatives to make copolymers and specialty blends. Chemists leverage its reactivity with peroxide initiators in radical polymerization, unlocking a broad menu of properties. This flexibility offers a playground for R&D teams chasing tougher, glossier, or stickier materials. By tweaking the composition, they craft products for everything from medical adhesives to anti-corrosion coatings. In one research stint, we played with copolymer ratios and fine-tuned flexibility; a small change made tape easy to reposition instead of leaving stubborn residue. Each molecule can open doors to surprising results when paired thoughtfully.
Names count for a lot in the chemical supply world. Alongside “2-Ethylhexyl Acrylate,” listings often read “Acrylic acid 2-ethylhexyl ester” or simply “2-EHA.” Chemical Abstracts Service assigns it the number 103-11-7, an industry shorthand for regulatory filings. Bulk buyers, resellers, and end users all rely on these aliases to ensure they’re sourcing the right material, especially given the risk of lookalike names. One missed digit in an order can translate into costly delays or off-spec batches—an all-too-common problem in international trade and logistics, which only underscores the real-world need for precision and clarity in documentation and purchasing.
2-EHA brings proven benefits, but it doesn’t come risk-free. It can cause skin or eye irritation, and inhaling vapors in poorly ventilated spaces brings health risks that demand respect from everyone—lab technicians, production workers, even truck drivers handling shipments. The best operators rely on detailed training alongside written safety standards covering personal protective equipment, spill response, and ventilation measures. Over years working alongside plant teams, I heard firsthand how small procedural lapses led to memorable close calls—usually quickly followed by retraining and, later, tighter rules. Regulations require regular air monitoring and access to showers and eyewash stations in work areas. Keeping up with evolving standards from agencies such as OSHA and REACH shapes not just compliance, but a genuine safety culture. People’s lives and livelihoods depend on those routines being second-nature.
Demand for 2-EHA rises and falls with larger economies, yet its role stays steady in many sectors. Paints and coatings turn to it for flexibility and weathering resistance, delivering surfaces that stretch rather than crack in freezing winters or blazing summers. Packagers and label makers put their faith in its adhesive performance, using its copolymers to keep tapes stuck during shipping, but removable by consumers. Construction sealants, once infamous for hardening and cracking, now last longer thanks to 2-EHA-based formulas. Flexible plastics, synthetic rubbers, printing inks—all draw from its portfolio of properties, supporting everything from infrastructure projects to new sneakers. Even as applications advance, many new fields—from medical devices to energy storage—circle back to the basic questions of “stickiness,” flexibility, and long-term durability, and 2-EHA remains a go-to solution.
Research communities keep pushing the boundaries of what 2-EHA can achieve. Academic groups explore specialty copolymers with unique architectures for biomedical use—hoping, one day, to see soft, flexible adhesives that bond securely without irritating skin. Sustainable chemistry efforts target new initiators and greener solvents to lower environmental impact. Materials scientists blend 2-EHA into smart coatings designed to signal chemical changes or resist biological fouling. In early collaborations with research labs, it became clear that the gap between bench-top innovation and market reality is wide—yet the persistent effort to leap that gap keeps progress coming. Sharing findings at conferences or in open-access journals helps ensure those discoveries feed wider industry evolution, and the ripple effects often surprise even the original inventors.
Toxicity questions hang over every industrial chemical, and 2-EHA is no exception. On paper, the acute toxicity is moderate, but repeated exposure, especially in occupational settings, can lead to dermatitis and potential sensitization. Animal studies raise enough signals to prompt ongoing scrutiny regarding long-term exposure, yet, when controls remain tight, the risk to consumers is low. Regulatory bodies demand ongoing study and often refresh hazard communication, forcing manufacturers to keep preventive measures updated. Over time, public health campaigns broadened worker awareness, shifting the view from “just another solvent” to a compound warranting deliberate respect. Looking ahead, safer production methods and expanded monitoring promise to shrink risks further, but only if industry and regulators keep sustained pressure on the issue.
Competitive industries keep seeking materials that blend performance, safety, and sustainability. 2-EHA has already proven it can anchor flexible, high-performance goods for construction, packaging, and beyond. Today's innovators face tougher questions—can supply chains support recycled content? Can production reduce emissions and waste? Can new polymer recipes cut microplastics and leaching? Advances in green chemistry and “circular” economics slowly nudge producers and researchers toward more responsible models. Future use pivots on breakthroughs in safer reactivity, renewable sourcing, and smarter supply stewardship. As pressure grows from both regulators and a more informed public, ongoing research must keep pace with evolving needs. Industries that adapt and move first can set new standards, rewrite the rules, and earn trust—while those that drag their feet risk falling behind, both in business and community reputation.
Walk into any building with fresh new paint or run your fingers across a glossy sticker and you’ve just met the behind-the-scenes star—2-ethylhexyl acrylate. This chemical rarely gets anyone’s attention, but its impact stretches from construction to the packaging on your latest gadget. Most folks don’t realize how much their daily lives depend on the finished surfaces and strong bonds this single compound helps produce. If you’ve ever owned a waterproof jacket, tried to peel a road sign, or even just stuck a label on a file, you’ve probably benefited from 2-EHA.
At its core, 2-EHA gives adhesives a perfect blend of flexibility and tack. That means tape won’t just peel off with a breath of wind, and labels can hold up to wear and tear. Factories pour it into the mix for everything from masking tape to the adhesive behind waterproof bandages. Thanks to its flexibility, manufacturers can create products that don’t crack or turn brittle with temperature swings. If you’ve stuck a shipping label onto a box and noticed it holds firm no matter the weather, that’s the work of a 2-EHA based adhesive.
Big chunks of money go into paints and coatings, and the people selling these products want buyers to trust the finish will last. 2-EHA helps paint cure without becoming so hard it chips at the first bump. Whether it’s the soft sheen of interior walls or the tough shell of an outdoor sign, manufacturers add this acrylate to help paint resist cracks and peeling. European research backs this up, showing improved durability in coatings for heavy-duty industrial surfaces.
Walk across a shopping mall floor or look up at the waterproofed roof during a storm. Construction adhesives, sealants, and roofing membranes depend on 2-EHA. This stuff gives sealants that bit of elasticity that stops leaks and cushions against movement from temperature changes. You don’t see the compound, but you trust the roof over your head precisely because old or brittle sealants can’t keep moisture out—high-quality acrylic polymers filled with 2-EHA usually can.
The bigger story around 2-EHA isn’t just in what it helps create; it’s in how the world handles chemicals that end up everywhere. Factory workers, warehouse crews, and even family members living near industrial parks all care about what goes in the air and water. In 2019, researchers highlighted some risks of exposure, especially if workplaces get lax about safety gear. Keeping environmental standards strong, supporting tech that limits emissions, and making sure everyone down the line gets good training—these practical steps protect both workers and neighbors.
People look for quality in everything they buy—and that starts at the molecular level. 2-EHA helps make everyday goods better without turning the world into a chemistry set gone wild. Supporting responsible production and use, investing in worker safety, and watching for substitutes that work just as well with lower risks, these choices keep the benefits flowing. A world with strong, flexible products—and cleaner air to breathe—leans on the lessons learned from acrylates like 2-EHA.
Step into any hardware store, and you probably pass dozens of things held together, protected, or finished with materials tied closely to 2-Ethylhexyl Acrylate. Chemists label it as an acrylate ester, but for many in manufacturing, adhesives, paint, and plastic, it just means flexibility and toughness. I’ve handled many coatings over the years, trying to find the right mix that keeps items looking fresh, holding strong, and feeling soft to the touch. Each time, 2-Ethylhexyl Acrylate comes up because of its balance between pliability and resilience.
Try stretching a label on a bottle or working with a patch on a tarpaulin. If the film breaks, cracks, or starts peeling, the whole product loses credibility. This acrylate shows up because it brings flexibility down to low temperatures. You won’t see cracking or brittleness in cold weather. The reason it gets used so broadly isn’t just science—it’s experience. I’ve watched stickers endure the chill of a garage in the dead of winter without curling up or falling off. Companies aren’t just guessing; labs have shown this monomer produces polymers with a low glass transition temperature, leaving final products soft and bendable.
Day-to-day, people expect adhesives to work. Nobody wants tape that peels off after a few days, or glue that yellows and becomes obvious. 2-Ethylhexyl Acrylate mixes into formulas for pressure-sensitive adhesives—think of the labels, tapes, and decals that survive temperature swings and flexing. It’s not just about strength, though. Products built with it hold on to their clarity. I learned this on a packaging line, where labels not only had to stick to plastic but also allow the graphics underneath to remain vibrant and readable. This transparency and long-term sticking power ties back to a stable polymer structure that doesn't break down under sun, heat, or humidity.
People often ask about handling acrylates—rightly so. Like many chemicals, 2-Ethylhexyl Acrylate requires careful handling. It’s a colorless, mobile liquid, but it does have a distinct odor. If inhaled in high concentrations over a long period, or if skin contact happens repeatedly, health can be affected. Industry has adopted strict workplace ventilation, PPE, and safe storage to manage these risks. I’ve seen factories with well-reviewed safety records stick closely to training when working with this ingredient. Regulations demand it, but smart companies go further, because worker safety keeps operations running smoothly.
There’s a reason this monomer remains a staple for formulators and engineers. It stands up to sunlight and weather, doesn’t easily degrade, and lets manufacturers tune their recipes to fit demands for softness, flexibility, and strength. I’ve spoken with people trying to make products easier on the environment—waterborne paints and glues, for example. 2-Ethylhexyl Acrylate works with those trends, offering performance for greener choices. Research continues on limiting emissions and using renewable feedstocks in its production, which points to a future where this familiar chemical stands on even firmer ground.
If you get into the world of adhesives, paints, or coatings, you come across 2-Ethylhexyl Acrylate. This chemical forms part of many common items—from stickers to waterproof coatings. For folks who spend their days on job sites or inside labs, worries always pop up about whether handling this stuff poses a real risk.
2-Ethylhexyl Acrylate can irritate your skin, eyes, and lungs. If you breathe in its fumes or get it on your skin, you’re probably looking at some redness, a rash, or possibly a cough. The European Chemicals Agency points out that repeated contact increases the chance of irritation. Workers making paints and plastics know you shouldn’t touch this chemical without gloves or ignore a spill on your workbench.
There’s research showing the chemical can trigger allergic reactions—contact dermatitis crops up for those whose jobs involve regular exposure. Some animal studies hint at a higher cancer risk from long-term, heavy exposure, but evidence in people hasn’t reached that level. The U.S. Environmental Protection Agency so far finds no proof that touching or breathing small amounts causes cancer. Still, caution speaks louder than reassurance here, especially since its fumes pick up fast in a poorly ventilated space.
I’ve talked to folks in the building and automotive trades who say that respect for chemicals saves headaches down the line. No one wants to develop a rash or spend a Friday night at urgent care with chemical burns. Wearing gloves, goggles, and a proper mask keeps most risks from becoming reality. Factories usually set up exhaust fans and train workers on spill handling for that reason.
Everyday folks run into 2-Ethylhexyl Acrylate through finished products—think tapes on cardboard boxes or shiny coating on that new table. In cured adhesives or coatings where the chemical has reacted fully, it usually stops causing problems for skin or lungs. The bigger risks follow workers who handle it in raw forms, where it hasn’t turned into plastic yet.
There’s always room to close gaps. Companies should teach workers not just how but why to use gloves and masks. Routine air quality checks in workshops flag dangerous vapor levels before trouble starts. Strong labeling on drums and containers makes sure no one mistakes this chemical for something benign. Some smart businesses rotate jobs so the same person isn’t breathing fumes day in, day out.
Regulatory agencies in Europe, the U.S., and Asia each have their own exposure limits. Audits and surprise inspections keep employers honest. Still, workers shouldn’t have to count on government to watch out for their lungs and skin. Every person who works with chemicals can protect themselves through simple routines: wash up after a shift, check labels twice, and keep gear in good shape.
If some industries move away from high-risk chemicals where safer options exist, more people stay healthy. Progress doesn’t mean switching overnight, but pressure from both consumers and employees drives companies to look twice at what goes into everyday products. Even small shifts—better gloves, improved ventilation, more detailed training—pay off over years, not weeks.
Walking through an industrial plant, I’ve seen why paying close attention to chemicals like 2-Ethylhexyl Acrylate matters. This compound gets used in adhesives and paints and has a knack for turning a safe space into a hazard if someone gets careless. It irritates skin, eyes, and lungs. Left unchecked, it vaporizes and puts workers at risk of headaches or worse. There’s no luxury of shortcuts here, especially where storage and handling intersect with health.
2-Ethylhexyl Acrylate does not forgive sloppy storage. It reacts with light and heat, which increases the odds of runaway polymerization—the sort of chemical chain reaction that can mean alarms and ambulance lights. In my own experience in a manufacturing facility, the storerooms that kept chemicals cool, dry, and out of daylight worked without incident. Facilities using steel drums with nitrogen blanketing didn’t battle sticky messes or off-gassing. Temperatures below 30°C help; above that, you risk accidents. If humidity creeps in, or sunlight starts beating down, bottle seals can degrade and product spoils fast.
Fire is the lurking danger, as this material ignites easily. Good storage keeps drums far from open flames, hot pipes, or even stray sparks from static discharge. The best setups group 2-Ethylhexyl Acrylate away from oxidizers, acids, or bases—mixing these by mistake writes headlines for all the wrong reasons. Clear labeling and locked access cut down on mix-ups that can turn routine days into emergencies.
Compare a careless worker carrying a leaky drum with someone who’s suited up, double checks PPE, and follows a checklist. The safe supervisor reduces risk by using nitrile gloves, goggles, and face shields. Splash-proof aprons beat ordinary cotton lab coats by a mile. Ventilation does more than remove an annoying smell; it strips vapor from the air before headaches start spreading through a shift. Ventilated storage rooms and transfer spaces have saved people more than once.
Even a simple transfer or pour demands slow movement and grounded containers. I’ve watched static arcs turn small spills into large ones and seen how anti-static mats and proper bonding cables stop that risk. Company training matters. Regular drills ensure no one blanks on what to do during a spill or leak. Eyewash stations, shower setups, clean-up kits, and clear signage raise the bar for safety—and slash near misses turn into real injuries.
Regulators watch 2-Ethylhexyl Acrylate, especially in Europe and North America. Safety datasheets and chemical inventory checks allow teams to keep inventory tight and reporting up to date. Most facilities picked up on the need for spill containment pallets, not just for compliance, but to keep small leaks from soaking through the shop floor and finding their way into drains. Proper ventilation and respiratory protection reduce complaints about headaches or dizziness in high-use areas.
No industry gets to sleepwalk through chemical management. Everyone, from the top engineer to the night cleaner, plays a part. Culture starts with good habits—label everything, run regular checks, fix what looks odd, and never treat a warning as paperwork. Protecting people and property takes more than a sign on the wall—it takes care in the day-to-day grind.
There’s always room for improvement. Get storage right before expanding production. Run regular safety refreshers and update protocols as new hazards pop up. Trusting in yesterday’s procedures doesn’t cut it. Ask workers what feels risky—those closest to the process usually know where corners get cut. Investing in higher-grade containers and fresh PPE saves money and headaches long term.
Handling 2-Ethylhexyl Acrylate safely isn’t about box-ticking or playing it by the book. The real work happens with committed people, steady routines, and a tight feedback loop between management and the shop floor. The more care put in on day one, the fewer emergencies arise later.
Step into any hardware store, and you’ll see walls lined with paint cans. Those vibrant colors and glossy finishes wouldn’t last long without a solid recipe. 2-Ethylhexyl acrylate does more than thicken the mix. This chemical helps paints go on smooth and flexible, making them tougher against cracks or peeling on surfaces that see the elements or flex. Everyday people—whether sprucing up old fences or tackling living room makeovers—depend on that resilience, sometimes without realizing a single molecule of it. According to the European Coatings Journal, the market for acrylate-based coatings sits in the billions, showing no signs of slowing as new commercial buildings and DIY projects spring up everywhere.
Tapes, labels, and stickers might seem simple, but creating something that sticks firmly, peels away clean, and stays put in wet, cold, or hot environments takes real chemistry. 2-Ethylhexyl acrylate brings the right balance of stick and stretch. Manufacturers use it in adhesives for postage stamps, branding labels, and medical tapes that stay comfortable against sensitive skin. During the pandemic, face shields and testing kits showed just how important dependable adhesives are to public health supply chains—whole distribution efforts rely on tape holding up through shipping and use.
Brighter colors, softer finishes, and more resistance to dirt or water now go hand-in-hand with durability in textiles and leathers. Finishing agents with 2-ethylhexyl acrylate give clothing and upholstery a supple touch while keeping materials less likely to crack or fade over time. I’ve seen upholstery companies investing in these formulations to answer the demand for long-lasting furniture and automobile interiors that handle both kids and road trips.
Flexible plastics protect wiring inside your car or the earbuds in your pocket. Sealants for construction sites, bathroom tiles, or even playground surfaces need to stretch and compress with materials around them. Many of these products contain 2-ethylhexyl acrylate for lasting flexibility. Construction crews learn quickly that if a sealant gets brittle, leaks or drafts aren’t far behind, so durable chemistry is worth the extra planning and cost.
Digital and commercial printers—serving everyone from youth soccer teams ordering banners to packaging factories—demand inks that dry fast without cracking on flexible packaging films. Chemists add 2-ethylhexyl acrylate for that flexibility, which helps labels stick to all sorts of odd shapes and survive the bumps and bends of shipping.
Every time a new product takes off, questions about workplace safety and environmental impact follow. Factories handling 2-ethylhexyl acrylate face tight workplace exposure rules, with agencies like OSHA watching closely to protect workers’ lungs and skin. Regulatory pressure has pushed manufacturers to invest in fume control, closed processes, and research into bio-based alternatives. The journey isn’t finished—more non-toxic options and recycling programs are coming, and customers now ask hard questions about what goes into paint, adhesives, or fabrics. Demand for safer raw materials, alongside smarter recycling, opens new ground for chemical makers and users to find safer and cleaner ways to create products we use every day.
| Names | |
| Preferred IUPAC name | 2-ethylhexyl prop-2-enoate |
| Other names |
Acrylic acid 2-ethylhexyl ester 2-Propenoic acid, 2-ethylhexyl ester Acrylic acid, 2-ethylhexyl ester EHA Octyl acrylate |
| Pronunciation | /tuː ˈɛθ.ɪlˌhɛk.sɪl əˈkraɪ.leɪt/ |
| Identifiers | |
| CAS Number | 103-11-7 |
| Beilstein Reference | 7840804 |
| ChEBI | CHEBI:31257 |
| ChEMBL | CHEMBL1697832 |
| ChemSpider | 20272 |
| DrugBank | DB14055 |
| ECHA InfoCard | 03bbe8f4-c3bb-4b2d-8cd7-7c801c7fba16 |
| EC Number | 203-080-7 |
| Gmelin Reference | Gmelin Reference: "Gmelin 16, 111 |
| KEGG | C02315 |
| MeSH | D000185 |
| PubChem CID | 5363386 |
| RTECS number | RG3840000 |
| UNII | 33XW497ADR |
| UN number | UN1993 |
| Properties | |
| Chemical formula | C11H20O2 |
| Molar mass | 184.27 g/mol |
| Appearance | Colorless liquid |
| Odor | Sweet odor. |
| Density | 0.885 g/cm³ |
| Solubility in water | 1.3 mg/L (20 °C) |
| log P | 4.09 |
| Vapor pressure | 0.2 mmHg (20°C) |
| Acidity (pKa) | pKa ≈ 4.25 |
| Basicity (pKb) | pKb ≈ 15.5 |
| Magnetic susceptibility (χ) | -7.51×10⁻⁶ cm³/mol |
| Refractive index (nD) | 1.4390 - 1.4410 |
| Viscosity | 10 mPa·s |
| Dipole moment | 2.44 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 399.6 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | -425.0 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | -3930 kJ/mol |
| Hazards | |
| GHS labelling | GHS02, GHS07 |
| Pictograms | GHS02,GHS07 |
| Signal word | Warning |
| Hazard statements | H302, H315, H317, H319, H332, H335 |
| Precautionary statements | P210, P261, P280, P305+P351+P338, P333+P313, P337+P313, P362+P364 |
| NFPA 704 (fire diamond) | 2-1-0 |
| Flash point | ≥ 75 °C |
| Autoignition temperature | 220 °C (428 °F) |
| Explosive limits | 1.1 - 5.9% (V) |
| Lethal dose or concentration | LD₅₀ (oral, rat) = 4435 mg/kg |
| LD50 (median dose) | LD50 (oral, rat): 5,000 mg/kg |
| NIOSH | **AT1750000** |
| PEL (Permissible) | 50 ppm |
| REL (Recommended) | 5 mg/m3 |
| Related compounds | |
| Related compounds |
Butyl acrylate Methyl acrylate Ethyl acrylate n-Hexyl acrylate Isobornyl acrylate Lauryl acrylate |
