Description

1,4-Benzenedicarboxylic Acid, Polymer With 2,2-Dimethyl-1,3-Propanediol, 1,2-Ethanediol And Hexanedioic Acid is a high-performance copolyester resin engineered for superior durability and chemical resistance. This material matters for formulators seeking to enhance the toughness, flexibility, and weathering stability 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, providing excellent adhesion, corrosion resistance, and weatherability.
• Automotive Finishes: Imparts durability, gloss retention, and chemical resistance to automotive clearcoats and primer surfaces.
• Adhesives and Sealants: Serves as a base polymer for structural and hot-melt adhesives, offering strong bonding and flexibility.
• Wire and Cable Enamels: Used in insulating varnishes and magnet wire enamels for its thermal stability and electrical properties.
• Specialty Plastic Modifiers: Acts as a modifier to improve the impact strength and processability of engineering thermoplastics.
• Printing Inks: Employed in high-quality overprint varnishes and ink formulations for abrasion resistance and gloss.

Basic Information

Product Name	1,4-Benzenedicarboxylic Acid, Polymer With 2,2-Dimethyl-1,3-Propanediol, 1,2-Ethanediol And Hexanedioic Acid
CAS No.	40374-60-5
Molecular Formula	(C8H6O4·C5H12O2·C2H6O2·C6H10O4)n
Molecular Weight	Polymer - Contact for details
Synonyms	Poly(neopentyl glycol-co-ethylene glycol-co-adipic acid-co-terephthalic acid); Terephthalic Acid/Adipic Acid/Neopentyl Glycol/Ethylene Glycol Copolyester; Polyester Resin from TPA, AA, NPG, EG; NPG/EG/Adipic/Terephthalic Copolymer; Aliphatic-Aromatic Copolyester; Copolyester based on Terephthalic Acid, Adipic Acid, Neopentyl Glycol, and Ethylene Glycol; Weatherable Polyester Resin
EINECS	Contact for details

Quality Control

Our production of this copolyester adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters including acid value, hydroxyl value, viscosity, glass transition temperature (Tg), and color are rigorously tested. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment 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 away from strong oxidizing agents and excessive heat sources to maintain polymer integrity. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white pellets or granules
Acid Value (mg KOH/g)	≤ 5.0
Hydroxyl Value (mg KOH/g)	Contact for details
Viscosity (mPa·s, 25°C, 40% in solvent)	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Color (Gardner)	≤ 2
Moisture Content	≤ 0.5%

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