Description

1,3-Benzenedicarboxylic Acid, Polymer With 1,4-Benzenedicarboxylic Acid, 2,2-Dimethyl-1,3-Propanediol, 1,2-Ethanediol And Nonanedioic Acid is a high-performance copolyester resin engineered for superior durability and chemical resistance. This material matters for formulators seeking to enhance the mechanical properties, thermal stability, and weatherability of their final products. It is primarily needed by manufacturers in the coatings, adhesives, and specialty plastics industries for demanding applications.

Application

• High-Performance Industrial Coatings: Used as a key resin in powder coatings, coil coatings, and can coatings requiring excellent adhesion, flexibility, and corrosion resistance.
• Automotive Finishes: Imparts durability, gloss retention, and resistance to chemicals, solvents, and UV radiation in automotive clearcoats and primers.
• Adhesives and Sealants: Serves as a base polymer for structural and hot-melt adhesives where strong bonding and environmental stability are critical.
• Specialty Plastics and Composites: Incorporated into engineering plastics to improve impact strength, heat deflection temperature, and dimensional stability.
• Wire and Cable Insulation: Used in insulation and jacketing compounds that require good electrical properties and resistance to heat aging.
• Decorative and Protective Films: A component in films for packaging, laminates, and decorative surfaces that demand toughness and clarity.

Basic Information

Product Name	1,3-Benzenedicarboxylic Acid, Polymer With 1,4-Benzenedicarboxylic Acid, 2,2-Dimethyl-1,3-Propanediol, 1,2-Ethanediol And Nonanedioic Acid
CAS No.	64253-34-5
Molecular Formula	(C8H6O4 · C8H6O4 · C5H12O2 · C2H6O2 · C9H16O4)n
Molecular Weight	Polymer - Contact for details
Synonyms	Copolyester of Isophthalic Acid, Terephthalic Acid, Neopentyl Glycol, Ethylene Glycol, and Azelaic Acid; Poly(isophthalate-co-terephthalate-co-azelate) of NPG and EG; NPG/EG-modified IPA/TPA/Azelate Copolyester; Copolyester Resin 64253-34-5; IPA/TPA/NPG/EG/Azelate Polymer; Thermoplastic Copolyester Elastomer (potential grade); Isophthalic-Terephthalic-Azelic Acid Copolymer with NPG and EG
EINECS	Contact for details

Quality Control

Our copolyester resin is manufactured under a strict quality management system. Each batch undergoes rigorous testing for key parameters including intrinsic viscosity, acid value, glass transition temperature (Tg), and color to ensure consistent performance and batch-to-batch uniformity. Certificates of Analysis (COA) detailing these specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. This material is hygroscopic (moisture-sensitive) and must be stored in a cool, dry place at room temperature (15-25°C). Ensure the storage area is well-ventilated and away from sources of heat and ignition. Use original, unopened containers to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white pellets or powder
Intrinsic Viscosity (IV)	0.50 - 0.80 dL/g (Typical)
Acid Value	≤ 5.0 mg KOH/g
Glass Transition Temperature (Tg)	40 - 70 °C
Color (Gardner)	≤ 3
Moisture Content	≤ 0.5 %
Identification (IR)	Conforms

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