Description

1,1,1-Trimethylolpropane Polyglycidyl Ether is a multi-functional epoxy resin derived from trimethylolpropane, characterized by its low viscosity and high reactivity. This compound is a critical building block for creating high-performance, cross-linked polymer networks with excellent chemical resistance and mechanical properties. It is essential for formulators and manufacturers in the coatings, adhesives, composites, and electronics industries seeking to enhance product durability and performance.

Application

• Coatings & Paints: Used as a reactive diluent and cross-linking agent in high-solid, solvent-free, and powder epoxy coatings for industrial, marine, and protective applications.
• Adhesives & Sealants: Serves as a key component in formulating structural adhesives, potting compounds, and sealants requiring strong adhesion and chemical stability.
• Composite Materials: Acts as a matrix resin in fiber-reinforced plastics (FRP) and carbon fiber composites for the automotive, aerospace, and wind energy sectors.
• Electrical & Electronics: Employed in the encapsulation and insulation of electronic components, printed circuit boards (PCBs), and semiconductor devices.
• Tooling & Molding: Used in resin systems for rapid prototyping, master models, and composite tooling due to its low shrinkage and good dimensional stability.
• Civil Engineering: Incorporated into grouts, mortars, and flooring compounds for chemical-resistant and high-strength industrial flooring.

Basic Information

Product Name	1,1,1-Trimethylolpropane Polyglycidyl Ether
CAS No.	42765-17-3
Molecular Formula	C15H26O6 (for typical trimer)
Molecular Weight	302.37 g/mol (for typical trimer)
Synonyms	Trimethylolpropane triglycidyl ether; TMP triglycidyl ether; TMPGE; Glycidyl ether of trimethylolpropane; 2,2-Bis[(oxiran-2-ylmethoxy)methyl]butyl oxirane; Poly[(oxy(methyl-2,1-ethanediyl))-α-hydro-ω-hydroxy-, ether with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol (3:1); Epoxy resin TMPGE; NAGASE TMPGE.
EINECS	255-981-3

Quality Control

Our 1,1,1-Trimethylolpropane Polyglycidyl Ether is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in epoxy equivalent weight (EEW), viscosity, color, and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your formulation requirements.

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). This product is hygroscopic (moisture-sensitive); ensure containers are kept sealed to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Epoxy Equivalent Weight (EEW)	140 - 160 g/eq
Viscosity (25°C)	200 - 500 mPa·s
Color (Gardner)	≤ 2
Hydrolyzable Chloride	≤ 0.1 %
Water Content	≤ 0.1 %
Identification (IR)	Conforms

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