Description

Propylene Glycol Diglycidyl Ether is a versatile, low-viscosity reactive diluent and crosslinking agent belonging to the family of aliphatic glycidyl ethers. This compound matters for its ability to reduce viscosity in epoxy resin systems while contributing to the final polymer's flexibility and chemical resistance. It is essential for manufacturers in the coatings, adhesives, composites, and electronics industries seeking to optimize formulation performance and processing characteristics.

Application

• Epoxy Resin Modification: Primary use as a reactive diluent to lower the viscosity of epoxy resins for improved handling, wetting, and processing.
• Coatings & Adhesives: Key component in formulating high-performance, flexible, and chemically resistant protective coatings, sealants, and structural adhesives.
• Composite Materials: Used in fiber-reinforced plastics (FRP) and laminates to enhance resin flow and the mechanical properties of the final composite.
• Electrical & Electronic Encapsulation: Employed in potting and encapsulation compounds for electrical components due to its good electrical insulation properties and low shrinkage.
• Chemical Intermediate: Serves as a building block for the synthesis of more complex specialty chemicals, including surfactants and stabilizers.
• Textile & Leather Treatment: Utilized in crosslinking formulations to impart durable press, water repellency, and improved handle to textiles and leather.

Basic Information

Product Name	Propylene Glycol Diglycidyl Ether
CAS No.	16096-30-3
Molecular Formula	C9H16O4
Molecular Weight	188.22 g/mol
Synonyms	1,2-Bis(2,3-epoxypropoxy)propane; 1,3-Diglycidyloxy-2-propanol; D.E.R. 732 (Dow trade name); Poly(propylene glycol) diglycidyl ether (oligomer mixture); PPG Diglycidyl Ether; Epoxide resin diluent; Aliphatic glycidyl ether; 2,2'-[1-Methylethylidene)bis(oxymethylene)]bisoxirane; 1,3-Bis(2,3-epoxypropoxy)-2-propanol
EINECS	240-243-1

Quality Control

Our Propylene Glycol Diglycidyl Ether is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistency, purity, and performance. Certificates of Analysis (COA) detailing key parameters such as epoxide content, viscosity, and purity are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen) to preserve quality. Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Epoxide Content)	Min. 98.0%
Viscosity (at 25°C)	10 - 30 mPa·s
Density (at 20°C)	1.05 - 1.15 g/cm³
Water Content	Max. 0.1%

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