Description

Trimethylolpropanetrimethacrylate-Methylmethacrylatecopolymer is a high-performance cross-linked polymer synthesized from trimethylolpropane trimethacrylate (TMPTMA) and methyl methacrylate (MMA). This copolymer is engineered to deliver exceptional durability, chemical resistance, and thermal stability in demanding industrial applications. It is a critical raw material for manufacturers in the coatings, adhesives, and advanced composites sectors seeking to enhance product performance and longevity.

Application

• High-Performance Coatings & Paints: Used as a binder or cross-linking agent to improve hardness, scratch resistance, and weatherability in industrial, automotive, and marine coatings.
• UV-Curable Inks & Adhesives: Serves as a key oligomer or reactive diluent to achieve fast curing, strong adhesion, and low shrinkage in radiation-curable formulations.
• Dental & Biomedical Materials: Employed in the formulation of dental composites, restorative materials, and bone cements for its biocompatibility and mechanical strength.
• Optical Lenses & Electronics: Utilized in the production of transparent, impact-resistant optical components and as an encapsulant or potting compound in electronic assemblies.
• Composite Materials: Acts as a matrix resin to reinforce fiberglass, carbon fiber, or other reinforcements, creating lightweight, high-strength composite parts.
• Industrial Sealants & Casting Resins: Provides excellent dimensional stability and chemical resistance in sealants, mold-making resins, and industrial casting applications.

Basic Information

Product Name	Trimethylolpropanetrimethacrylate-Methylmethacrylatecopolymer
CAS No.	28931-67-1
Molecular Formula	(C10H14O4 · C5H8O2)n
Molecular Weight	Varies (Polymer)
Synonyms	TMPTMA-MMA Copolymer; Poly(TMPTMA-co-MMA); Trimethylolpropane Trimethacrylate Methyl Methacrylate Copolymer; 2-Propenoic acid, 2-methyl-, 1,1'-[2-ethyl-2-[[(2-methyl-1-oxo-2-propen-1-yl)oxy]methyl]-1,3-propanediyl] ester, polymer with methyl 2-methyl-2-propenoate; Methacrylic acid, trimethylolpropane ester, polymer with methyl methacrylate; Cross-linked MMA-TMPTMA resin; TMPTMA crosslinked PMMA.
EINECS	Contact for details

Quality Control

Our Trimethylolpropanetrimethacrylate-Methylmethacrylatecopolymer is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity, molecular weight distribution, and functional performance. Comprehensive Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials. Under these conditions, the product remains stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms to structure
Assay (Monomer Content)	≤ 1.0%
Glass Transition Temperature (Tg)	Contact for details
Molecular Weight (Mw)	Tailored to grade
Residual Solvent	≤ 0.5%
Moisture Content	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.