Description

1,1,1-Trimethylolethane Tripropiolate is a specialized multifunctional acrylate monomer, also known as trimethylolethane triacrylate (TMPTA) analog, valued for its high reactivity and ability to form dense, cross-linked polymer networks. This compound is essential for industrial formulators seeking to enhance the hardness, chemical resistance, and curing speed of final products. It is primarily required by manufacturers in the coatings, inks, adhesives, and photopolymer resin industries.

Application

• UV-Curable Coatings & Inks: A key component in formulations for wood, plastic, and metal coatings, as well as printing inks, providing excellent film hardness and fast cure rates.
• Adhesives & Sealants: Used to produce high-performance, cross-linked structural and pressure-sensitive adhesives with superior bond strength.
• Photopolymer Resins: Serves as a reactive diluent and cross-linker in resins for 3D printing (stereolithography) and photopolymer plates.
• Fiber Optic Coatings: Imparts protective, durable, and transparent coatings for optical fibers.
• Electronics Encapsulation: Employed in potting compounds and encapsulants to protect electronic components, offering good electrical properties.
• Dental & Medical Materials: Used in the formulation of light-curable composites and restorative materials.

Basic Information

Product Name	1,1,1-Trimethylolethane Tripropiolate
CAS No.	995-34-6
Molecular Formula	C14H16O6
Molecular Weight	280.27 g/mol
Synonyms	Trimethylolethane Triacrylate (TMPTA); 2-Ethyl-2-(hydroxymethyl)-1,3-propanediol Triacrylate; 1,1,1-Tris(acryloyloxymethyl)propane; Ethane, 1,1,1-tris(2-propenoyloxymethyl)-; TMPTA; Trimethylolpropane Triacrylate Analog; Propiolic Acid, Trimethylolethane Ester; 2-Ethyl-2-(acryloyloxymethyl)propane-1,3-diyl diacrylate
EINECS	213-632-0

Quality Control

Our 1,1,1-Trimethylolethane Tripropiolate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, purity, and impurity profile analysis, to ensure it meets precise specifications for industrial applications. Certificates of Analysis (COA) documenting key parameters such as purity, color, acidity, and inhibitor content are available upon request.

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/59-77°F). This material is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, maintaining an inert gas (nitrogen) blanket is recommended to prevent polymerization.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 97.0%
Color (APHA)	≤ 100
Acidity (as acrylic acid)	≤ 0.5%
Water Content (KF)	≤ 0.1%
Inhibitor (MEHQ)	100 - 200 ppm
Viscosity @ 25°C	Contact for details
Density @ 20°C	Contact for details

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