Description

Popyrene Glycol-Diethylene Glycol-Dipropyrene Glycol-Maleic Anhydride-Phthalic Anhydride Copolymer is a specialized polymeric resin designed for high-performance applications. This copolymer is valued for its ability to impart specific chemical resistance, thermal stability, and tailored mechanical properties to final formulations. It is primarily sought by manufacturers in the coatings, adhesives, and specialty plastics industries seeking to enhance product durability and functionality.

Application

• As a key resin component in high-solids and powder coatings for industrial and automotive finishes.
• In the formulation of specialty adhesives and sealants requiring enhanced chemical and environmental resistance.
• As a modifier or cross-linking agent in unsaturated polyester resins (UPR) for composite materials.
• For the production of electrical insulation materials and encapsulants.
• In the synthesis of alkyd resins for protective paints and varnishes.
• As a polymeric additive to improve the thermal and mechanical properties of engineering plastics.

Basic Information

Product Name	Popyrene Glycol-Diethylene Glycol-Dipropyrene Glycol-Maleic Anhydride-Phthalic Anhydride Copolymer
CAS No.	39459-88-6
Molecular Formula	Contact for details
Molecular Weight	Varies by grade and polymerization degree
Synonyms	Poly(propylene glycol-co-diethylene glycol-co-dipropylene glycol maleate phthalate); Maleic Anhydride-Phthalic Anhydride Copolymer with Propylene Glycol, Diethylene Glycol, and Dipropylene Glycol; Polyester Resin based on Maleic/Phthalic Anhydride; Unsaturated Polyester Prepolymer; Alkyd Resin Modifier; PG-DEG-DPG-MA-PA Copolymer
EINECS	Contact for details

Quality Control

Our production of Popyrene Glycol-Diethylene Glycol-Dipropyrene Glycol-Maleic Anhydride-Phthalic Anhydride Copolymer adheres to stringent quality management protocols. Each batch undergoes rigorous testing to ensure consistency in key parameters such as acid value, viscosity, and molecular weight distribution. Certificates of Analysis (COA) documenting these specifications are available upon request to support your quality assurance processes.

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 is stable for extended periods.

Specification

Item	Specification
Appearance	Viscous liquid to solid resin
Color (Gardner)	≤ 4
Acid Value (mg KOH/g)	10 - 30
Viscosity (at 25°C, cP)	Specification available upon request
Solid Content (%)	≥ 98.0
Identification (IR)	Conforms

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