Description

Ethylene Glycol,1,2-Propanediol,Trimethylolpropane Diallyl Ether,Maleic Anhydride,Phthalic Anhydride Polymer is a specialized polymeric material synthesized from key monomers including ethylene glycol, propylene glycol, and anhydride derivatives. This engineered polymer is valued for its tailored chemical structure, which imparts specific performance characteristics such as crosslinking potential and thermal stability. It serves as a critical intermediate or performance additive for industrial manufacturers in sectors like coatings, resins, and specialty chemical synthesis, where precise polymer architecture is required.

Application

• As a reactive oligomer or prepolymer in the formulation of thermosetting coatings and industrial finishes.
• Component in the synthesis of unsaturated polyester resins (UPR) for composite materials.
• Crosslinking agent or modifier in the production of alkyd resins for paints and varnishes.
• Intermediate for creating specialized polymeric plasticizers or stabilizers.
• Raw material in the manufacture of gel coats and fiberglass-reinforced plastics.
• Building block for high-performance adhesives and sealants.

Basic Information

Product Name	Ethylene Glycol,1,2-Propanediol,Trimethylolpropane Diallyl Ether,Maleic Anhydride,Phthalic Anhydride Polymer
CAS No.	66559-38-4
Molecular Formula	Polymeric substance; Contact for details
Molecular Weight	Varies by grade and polymerization degree
Synonyms	Poly(ethylene glycol-co-propylene glycol-co-trimethylolpropane diallyl ether-alt-maleic anhydride-alt-phthalic anhydride); Polyester prepolymer based on EG, PG, TMPDE, MA, and PA; Unsaturated polyester oligomer; TMPDE/MA/PA copolymer; Glycol-maleic-phthalic polymer; Resin intermediate 66559-38-4; Polymeric polyol-anhydride adduct
EINECS	Contact for details

Quality Control

Our production of this polymer adheres to strict quality management protocols to ensure batch-to-batch consistency and performance reliability. Key parameters such as acid value, hydroxyl value, viscosity, and residual monomer content are rigorously monitored. Certificates of Analysis (COA) documenting these specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from heat sources and incompatible materials. Due to its polymeric nature and potential light sensitivity, prolonged exposure to direct light or elevated temperatures should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Viscous liquid to solid
Color (Gardner)	≤ 3
Acid Value (mg KOH/g)	10 - 50
Hydroxyl Value (mg KOH/g)	50 - 200
Viscosity @ 25°C (cP)	Specification upon request
Solid Content (%)	≥ 98.0
Water Content (KF)	≤ 0.5%

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