Description

Polypropylenglycol Diglycidyl Ether is a versatile reactive diluent and flexibilizer used in epoxy resin formulations. This compound is valued for its ability to reduce system viscosity, improve workability, and impart flexibility and impact resistance to cured epoxy networks. It is essential for manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as for advanced composite materials and electronic encapsulants.

Application

• Reactive diluent and viscosity modifier for epoxy resin systems in coatings and composites.
• Flexibilizer and toughening agent for adhesives, sealants, and potting compounds.
• Chemical intermediate for the synthesis of specialty polymers and surfactants.
• Modifier for improving the impact resistance and crack propagation in fiber-reinforced plastics.
• Component in formulations for electrical insulation and electronic encapsulation.
• Used in the production of advanced materials requiring tailored mechanical properties.

Basic Information

Product Name	Polypropylenglycol Diglycidyl Ether
CAS No.	26142-30-3
Molecular Formula	CnH2n-2O4 (n varies with propylene glycol unit count)
Molecular Weight	Variable (dependent on the degree of polymerization of the polypropylene glycol chain)
Synonyms	PPG Diglycidyl Ether; Poly(propylene glycol) diglycidyl ether; 1,2-Epoxy-3-(2-(2-(2-(oxiran-2-ylmethoxy)propoxy)propoxy)propoxy)propane; Oxirane, 2,2'-[1-methyl-2-(oxiranylmethoxy)ethylidene]bis[methylene]bis-; Epoxy resin reactive diluent 501; Glycidyl ether of polypropylene glycol; D.E.R. 732 (trade name); Epodil 746 (trade name)
EINECS	247-471-7

Quality Control

Our Polypropylenglycol Diglycidyl Ether is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent purity, epoxy equivalent weight (EEW), viscosity, and color. Certificates of Analysis (COA) detailing these specifications are 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). Keep away from strong acids and incompatible organic solvents. Under recommended storage conditions, the product is stable for at least 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Epoxy Equivalent Weight (EEW)	Contact for details
Viscosity @ 25°C	Contact for details
Color (Gardner)	≤ 2
Purity (GC)	≥ 98.0%
Water Content	≤ 0.1%

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