Description

Phthalicanhydride/Trimelliticanhydride/Glycolscopolymer is a specialized polymeric material synthesized from phthalic anhydride, trimellitic anhydride, and glycols. This copolymer is engineered to deliver enhanced thermal stability and chemical resistance, making it a critical component in high-performance industrial formulations. It is primarily utilized by manufacturers in the coatings, adhesives, and advanced polymer composites sectors seeking to improve product durability and functionality.

Application

• As a key resin component in high-temperature resistant powder coatings and industrial finishes.
• In the formulation of adhesives and sealants requiring excellent chemical and moisture resistance.
• As a curing agent or cross-linking modifier in epoxy resin systems for electrical laminates and composites.
• In the production of alkyd resins for paints and varnishes with improved flexibility and dry time.
• As an additive in plasticizers and polyester polyols to tailor polymer properties.
• For manufacturing insulating materials in the electrical and electronics industry.

Basic Information

Product Name	Phthalicanhydride/Trimelliticanhydride/Glycolscopolymer
CAS No.	186688-25-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	PA/TMA/Glycol Copolymer; Poly(phthalic anhydride-co-trimellitic anhydride-co-glycol); Phthalic Anhydride Trimellitic Anhydride Glycols Copolymer; Glycols, polymer with phthalic anhydride and trimellitic anhydride; Copolymer resin of phthalic anhydride and trimellitic anhydride with glycols; TMA/PA Polyester Polyol; Anhydride-modified polyester resin
EINECS	Contact for details

Quality Control

Our Phthalicanhydride/Trimelliticanhydride/Glycolscopolymer is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in composition, viscosity, acid value, and thermal properties, meeting precise customer and industry specifications. Certificates of Analysis (COA) are available upon request to support your quality assurance protocols.

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 the container tightly sealed when not in use to minimize exposure to atmospheric moisture. Separate from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to pale yellow solid or viscous liquid
Acid Value	Contact for details
Viscosity (at 25°C)	Contact for details
Softening Point	Contact for details
Color (Gardner)	≤ 4
Moisture Content	≤ 0.5%

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