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All Right Reserved
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HS Code |
894736 |
| Chemical Name | Glycerol Triacrylate |
| Molecular Formula | C12H14O6 |
| Molecular Weight | 254.24 g/mol |
| Cas Number | 52408-84-1 |
| Appearance | Clear to yellowish liquid |
| Density | 1.16–1.18 g/cm³ (at 20°C) |
| Boiling Point | Decomposes before boiling |
| Flash Point | > 100°C (closed cup) |
| Viscosity | 35–55 mPa·s (at 25°C) |
| Refractive Index | 1.464–1.468 (at 20°C) |
| Solubility | Insoluble in water; soluble in most organic solvents |
| Stability | Sensitive to light and heat |
| Storage Temperature | Store between 2–8°C |
| Polymerization | Can polymerize exothermically in presence of initiators |
| Odor | Faint acrylate odor |
As an accredited Glycerol Triacrylate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1-liter amber glass bottle with secure screw cap, clearly labeled "Glycerol Triacrylate," hazard symbols, batch number, and safety instructions. |
| Shipping | Glycerol Triacrylate should be shipped in tightly sealed, corrosion-resistant containers. Store and transport in a cool, well-ventilated area, away from sources of ignition, direct sunlight, and incompatible substances. Handle as a potentially hazardous material, following established chemical transportation and labeling regulations to ensure safety. Avoid shock, heat, and extended exposure. |
| Storage | Glycerol Triacrylate should be stored in a tightly closed container within a cool, dry, and well-ventilated area, away from sources of heat, ignition, and direct sunlight. Avoid exposure to moisture and incompatible materials such as strong oxidizers, acids, and bases. Use in a chemical fume hood, and keep the container protected from physical damage. Proper labeling and secure storage are essential. |
Applications of Glycerol Triacrylate in Industrial ManufacturingAs an experienced producer of Glycerol Triacrylate, we support a diverse range of downstream customers by providing consistent quality for use in specialty industrial formulas. This section shows the specific application segments where this monomer delivers value through well-documented processes, regulatory alignment, accurate dosing, and direct integration into modern manufacturing. 1. UV-Curable Coatings for Electronic ComponentsMajor global electronics manufacturers adopt Glycerol Triacrylate as a key reactive diluent and crosslinker in UV-curable coating systems for printed circuit boards, connectors, and device housings. Formulators benefit from fast curing at ambient temperature, structural integrity, and controllable hardness profiles. Industry maintains strict documentation for all incoming acrylates for batch traceability and workplace safety compliance in production areas using high-power UV sources. Industry compliance standards
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2. Dental Light-Curing ResinsDental materials manufacturers incorporate our Glycerol Triacrylate to improve dimensional stability and crosslink density in composite restoratives and prosthetic base formulas. This enables the creation of precise, rapid-setting fillings, crowns, and bridges. All raw material supply to dental sector customers includes validated low residual monomer content and medical-grade documentation to meet strict industry and patient safety demands. Industry compliance standards
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3. 3D Printing Photopolymer ResinsSpecialty resin formulators in 3D printing utilize Glycerol Triacrylate to adjust viscosity, crosslinking, and shrinkage characteristics in high-resolution additive manufacturing processes. Consistent molecular weight and low impurity levels are critical to prevent print defects and guarantee part reproducibility. We provide technical certificates for batches used in industrial photopolymerization workflows where dimensional accuracy and stability are key. Industry compliance standards
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4. Radiation-Curable Adhesives for PackagingPackaging adhesive manufacturers employ Glycerol Triacrylate as a multifunctional crosslinking agent in fast-setting, UV/EB cured adhesives used for food, electronics, and healthcare packaging. It helps balance bond strength, clarity, and cure speed, allowing converters to maximize line throughput. Special attention is given to raw material traceability and migration testing required for indirect food contact packaging adhesives. Industry compliance standards
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5. High-Performance Composites for Automotive PartsAutomotive composite suppliers integrate Glycerol Triacrylate as a reactive monomer to increase structural strength and resistance to thermal/mechanical stress in fiber-reinforced panels and under-hood components. The material’s defined trifunctionality aids in achieving tight crosslink networks, especially for lightweight components needing high modulus and chemical resistance. Our production supports TS 16949-certified workflows and detailed batch records required for OEM supply chains. Industry compliance standards
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6. Specialty Inks for Security PrintingSecurity ink formulators use Glycerol Triacrylate to develop durable, high-adhesion UV-curable systems for documents, currency, and brand protection packaging. Its trifunctionality helps limit ink migration and enhances resistance to tampering, abrasion, and chemical attack. Each lot includes purity data suitable for production of high-value protected substrates, with authentication features specified by government and private brand owners. Industry compliance standards
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Competitive Glycerol Triacrylate prices that fit your budget—flexible terms and customized quotes for every order.
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Across the chemical manufacturing sector, there’s always pressure to balance innovation, consistency, and supply reliability. As a long-time producer investing in photopolymer and advanced resin technologies, we’ve witnessed firsthand how core monomers shape the future. Glycerol Triacrylate (GTA), sometimes also called Tris(2-acryloyloxypropyl)glycerol, reflects much of that evolution. Its rise is not some passing interest; it stands on a foundation of practical improvements that both formulators and production engineers value deeply.
Batches of Glycerol Triacrylate start with carefully controlled esterification and acrylation steps. Every lot’s success depends on the purity of both the initial glycerol and the acrylic acid. When you’re working in a real plant, variations in any feedstock reach downstream in surprising ways—sometimes changing cure rates, sometimes affecting the mechanical qualities of the finished product. Nobody wants that. A tight process and years spent refining distillation and purification pay off measurably in quality tests and customer experience.
As a manufacturer, my team isn’t working from theoretical expectations. Daily production integrates constant monitoring, with chromatography checks backing up unit operations and real-time process analytics. We’ve spent years working to minimize impurities like mono- and di-acrylates, often undetectable without high-res lab instrumentation. Less experienced suppliers miss this, but hidden byproducts can impact polymer structure or trigger yellowing and odor. This is why so much effort goes toward the grind of process optimization instead of chasing only headline purity specs.
Digging into the properties, Glycerol Triacrylate is a trifunctional monomer, meaning each molecule brings three reactive acrylate groups. From a chemist’s view, this counts for a lot. Higher functionality increases crosslink density, especially compared to difunctional or monofunctional acrylates. Product formulators see this in stronger, tougher, and more heat-resistant polymers. We see it too—in the lab, in customer testing, and in the variations that show up during scale-up.
Consistently, GTA delivers better hardness and scratch resistance in UV-curable coatings compared to alternatives like ethoxylated trimethylolpropane triacrylate or even standard pentaerythritol triacrylate. Cure speed in free-radical polymerizations favors GTA, especially under high-intensity lamps. Many end users in electronics, 3D printing, adhesives, and even dental composites have come to trust these differences because performance mismatches on real production lines have consequences.
Specifications that MatterWe keep our GTA water-clear and low in color because nobody wants haze or tint that can throw off optical applications. Viscosity sits in a practical middle range, allowing both automated metering for large baths and manual dosing in R&D labs. Standard acid values hover at the lower end, keeping unwanted side reactions under control, which matters most for customers running highly sensitive processes or operating at tight pH windows.
What sometimes gets overlooked is how residual inhibitors—often a minute addition of MEHQ—play a role in safe shipping and storage. Accidentally omitting them, or letting levels drift, spells danger for storage tanks and downstream users. Our continuous monitoring ensures safe handling, a lesson learned after seeing what happens when care slips.
Production lines can mix up dozens of acrylates, so it takes time to understand where GTA truly stands apart. In processing, GTA’s triple acrylate arms mean more chances for polymer chains to branch and crosslink. If you swap for a diacrylate, like butanediol diacrylate, physical properties drop—softer films, less chemical resistance, and lower glass transition temperatures. Further, compared to monomers like methyl methacrylate, GTA brings far less volatility and higher reactivity, which makes workplace air safer and finishes more predictable during cure.
We often field questions about why a formulator should pay a premium for GTA instead of sticking to cheaper, common alternatives. It always comes down to end-use reliability. Electronic encapsulants exposed to thermal cycling hold up better when built from GTA. In photolithography, where feature resolution and edge fidelity set production yield, GTA’s low shrinkage and consistent reactivity across batches prevent costly rejects. This kind of consistency doesn’t happen by accident—it’s the result of fine process control and chemical understanding, not just filling drums to spec.
From the start, we saw GTA making a mark much beyond basic coatings. It became a go-to building block for UV- and EB-curable formulations. 3D printing’s surge brought its own demands: resins had to cure sharply, layer after layer, under finely tuned wavelengths. Using GTA led to sharper feature edges, better mechanical integrity, and smoother build surfaces.
We’ve supported formulators working on dental materials where biocompatibility, transparency, and fast cure are non-negotiable. GTA, with the right inhibitors and in a clean formulation, met these hurdles where older resins failed. In advanced adhesives, high functionality turns GTA into the backbone for fast-setting, high-bond products that don’t soften under heat.
Industrial coatings often call for a balancing act—durability versus flexibility. Many of our partners worked with diacrylates for years before GTA opened the door to tougher, more chemical-resistant films, useful in everything from automotive headlamp coatings to corrosion-resistant flooring. The payoff was not just performance but throughput: faster cures mean higher output on the same line.
Running a manufacturing line isn’t just a technical challenge—it’s a human one. Safe handling of acrylates requires real training, thoughtful process engineering, and continual investment in engineering controls. We’ve put in local exhaust, improved drum filling stations, and retrained operators more times than I can count. Monomer spills, polymer buildup, or inhalation hazards disappear only with teamwork and vigilance.
Environmental impact always stands right next to workplace safety. Any process using acrylic monomers—GTA included—demands attention to air, water, and waste streams. As the source, we’ve had to invest in emissions capture, water treatment of acrylate-laden wastes, and recovery protocols that balance cost with regulation. There is no shortcut. Our routine participation in audits and disclosure keeps the record clean and builds real trust.
Markets for raw acrylic acid, glycerol derivatives, and even inhibitors experience unpredictable swings. Pandemic shutdowns, shipping delays, and regional feedstock shortages have all forced our procurement team to think on their feet. Still, we see the impact—price volatility, the occasional lengthening of lead time, and unexpected supply shocks. Our response relies on building supply redundancy and keeping stocks of critical inputs above immediate requirements.
Years of running production have brought another lesson: customers remember reliability long after the details of specs fade from memory. Whether it’s a drum headed to an R&D lab in Paris or an ISO tank feeding a megaton plant in the U.S., uniform product is the real differentiator. That’s why every lot gets a full panel of chemical and polymerization performance tests—not just once, but batch after batch. Testing matters, mistakes cost time, and real process improvement doesn’t happen on a spreadsheet.
No plant operates in a vacuum. Customers show up with tricky problems—a UV-cure resin that won’t reach final hardness, an adhesive that yellows too soon, a batch that gels in the transfer line. We answer each one, sometimes by digging up production records to look for subtle batch-to-batch variations, other times by running fresh QC checks. On more than one occasion, we have reformulated an inhibitor package based on direct user feedback about shelf life or compatibility with their initiator systems.
Partnership looks like sharing run data, not just passing on a spec sheet. When a coatings client noticed trace gel particles in cured films, we reviewed every lot, traced a contamination source to a marginally higher storage temperature, and implemented stricter warehouse controls. Our customers trust us not for a lack of issues, but for a willingness to own and solve them.
Regulatory demands shift constantly—VOC limits, workplace exposures, emissions caps. Many of the updates we make to our GTA process result from changes in regulations years before global rules catch up. Watching for teratogenic or mutagenic impurities, optimizing inhibitor residues, and lowering extractables take time, attention, and a willingness to see beyond the status quo.
Our R&D team continues to search for ways GTA can be even less hazardous—through built-in stabilizers, reduced free monomer levels, or improvements in downstream curing. Collaborations with customers often produce niche versions tailored not to broad markets but to specific hurdles, like low-odor, ultra-low extractable monomers for advanced biomedical work. We genuinely enjoy that process, as it reinforces our belief that good manufacturing is more art than assembly-line science.
You learn through mistakes, through hands-on adjustments, and by listening when end-users push a product in ways we never imagined. Each lot of Glycerol Triacrylate passing through our plant carries with it hundreds of hours of work—mixing, filtering, purifying, testing, and often, troubleshooting. The hard labor isn’t glamorous, but the pride comes when a customer’s new polymer coats smoother, prints sharper, or bonds faster, and they know exactly why.
As manufacturers, our focus never wavers from safe production, traceable processes, and direct accountability. We compete on more than a minimum bar of quality. GTA isn’t just a molecule for us—it’s a piece of work shaped by all the accumulated knowledge, persistence, and lessons from the plant floor. For those who count on their resins and coatings to behave the same, day after day, the attention we give to every drum, every batch, and every delivery makes all the difference.
Years into this business, we know what matters: real consistency, quick adaptation, and honest conversations about risks and rewards. Glycerol Triacrylate’s story continues to grow, carrying forward the value of direct, expert-driven manufacturing in an industry that is anything but routine.
