Description

1,4-Benzenedicarboxylic Acid, Polymer With 2,2-Dimethyl-1,3-Propanediol, Dodecanedioic Acid, 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol And 1,6-Hexanediol is a high-performance, multi-component copolyester resin designed for demanding industrial applications. This engineered polymer offers a unique balance of thermal stability, chemical resistance, and mechanical properties, making it a critical raw material for advanced coating and adhesive formulations. It is primarily sought by manufacturers in the coatings, plastics, and specialty chemical industries seeking to enhance product durability and performance.

Application

• High-Performance Industrial Coatings: Used as a key resin in powder coatings, coil coatings, and can coatings requiring excellent weatherability, corrosion resistance, and flexibility.
• Thermosetting Powder Coatings: Serves as a primary polyester component for decorative and protective finishes on appliances, automotive parts, and architectural aluminum.
• Adhesives and Sealants: Imparts strong adhesion, cohesion, and resistance to environmental stress in structural and assembly adhesives.
• Plastic Modifiers and Additives: Utilized as a compatibilizer or performance additive to improve the impact strength and thermal properties of engineering plastics.
• Wire and Cable Enamels: Acts as a base resin for insulating enamels, providing good electrical properties and thermal class rating.
• Ink Resins: Employed in specialty printing inks where chemical resistance and substrate adhesion are paramount.

Basic Information

Item	Details
Product Name	1,4-Benzenedicarboxylic Acid, Polymer With 2,2-Dimethyl-1,3-Propanediol, Dodecanedioic Acid, 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol And 1,6-Hexanediol
CAS No.	67875-36-9
Molecular Formula	(C8H6O4 • C5H12O2 • C12H22O4 • C6H14O3 • C6H14O2)n
Molecular Weight	Polymer - Variable
Synonyms	Poly(neopentyl glycol-co-1,6-hexanediol-co-trimethylolpropane terephthalate-co-dodecanedioate); Copolyester of Terephthalic Acid, Neopentyl Glycol, 1,6-Hexanediol, Trimethylolpropane, and Dodecanedioic Acid; Terephthalic Acid/Neopentyl Glycol/1,6-Hexanediol/Trimethylolpropane/Dodecanedioic Acid Copolymer; Polyester Resin (TPA/NPG/HD/TMP/DDDA); Saturated Copolyester Resin; Carboxyl-Functional Polyester Resin (typical); Thermosetting Polyester Resin
EINECS	Contact for details

Quality Control

Our production of this copolyester resin adheres to stringent quality management systems to ensure batch-to-batch consistency and performance reliability. Each lot is characterized for critical parameters including acid value, hydroxyl value, viscosity, glass transition temperature (Tg), and color. Certificates of Analysis (COA) documenting these specifications are provided with every shipment. Our quality protocols are designed to support formulations requiring compliance with relevant industry standards.

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 open flame. Under recommended storage conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white flakes or pellets
Acid Value	5 - 30 mg KOH/g
Hydroxyl Value	10 - 50 mg KOH/g
Glass Transition Temperature (Tg)	40 - 70 °C
Softening Point (Ring & Ball)	90 - 120 °C
Viscosity (200°C, melt)	2000 - 10000 mPa·s
Color (Gardner)	≤ 3

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