Description

1,4-Benzenedicarboxylic Acid, Polymer With 1,4-Cyclohexanedicarboxylic Acid And 2,2-Dimethyl-1,3-Propanediol is a high-performance copolyester resin engineered for superior durability and chemical resistance. This polymer is valued for its excellent thermal stability, mechanical strength, and weatherability, making it a critical component in demanding industrial applications. It is primarily sought by manufacturers in the coatings, specialty plastics, and advanced material sectors for producing premium, long-lasting products.

Application

• High-Performance Industrial Coatings: Used in powder coatings and coil coatings for appliances, architectural cladding, and automotive components requiring exceptional gloss retention and corrosion resistance.
• Durable Plasticizers and Modifiers: Acts as a polymeric plasticizer or modifier in PVC and other polymer systems to enhance flexibility, UV stability, and longevity.
• Specialty Adhesives and Sealants: Serves as a base resin in formulations for construction and automotive sealants that demand strong adhesion and resistance to chemicals and environmental stress.
• Engineering Thermoplastics: Incorporated into composite materials and engineering plastics to improve impact strength, heat deflection temperature, and dimensional stability.
• Protective Films and Laminates: Utilized in the production of films for packaging and industrial laminates that require a barrier against moisture and solvents.
• Ink Resins for Printing: Employed in the formulation of high-quality printing inks, particularly for outdoor applications where fade resistance and durability are critical.

Basic Information

Product Name	1,4-Benzenedicarboxylic Acid, Polymer With 1,4-Cyclohexanedicarboxylic Acid And 2,2-Dimethyl-1,3-Propanediol
CAS No.	33809-21-1
Molecular Formula	(C8H6O4·C8H12O4·C5H12O2)x
Molecular Weight	Polymer - Contact for details
Synonyms	Poly(neopentyl glycol-co-1,4-cyclohexanedicarboxylate-co-terephthalate); Terephthalic Acid, Polymer with 1,4-cyclohexanedicarboxylic acid and neopentyl glycol; Neopentyl Glycol/Cyclohexanedimethanol Terephthalate Copolyester; PCTG Copolyester (variant); CHDM-modified PET Copolymer; Poly(1,4-cyclohexylenedimethylene terephthalate-co-neopentylene terephthalate); 2,2-Dimethyl-1,3-propanediol, polymer with 1,4-cyclohexanedicarboxylic acid and terephthalic acid
EINECS	Contact for details

Quality Control

Our production of 1,4-Benzenedicarboxylic Acid, Polymer With 1,4-Cyclohexanedicarboxylic Acid And 2,2-Dimethyl-1,3-Propanediol adheres to stringent quality management protocols. Each batch undergoes rigorous testing for key parameters including intrinsic viscosity, acid value, color, and thermal properties to ensure consistency and performance. Certificates of Analysis (COA) documenting full specifications are available upon request, supporting compliance with relevant industry and customer-specific standards.

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 acids and organic solvents. The material should be stored under conditions that prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white pellets or powder
Identification (IR)	Conforms to structure
Inherent Viscosity	0.50 - 0.80 dL/g (Typical)
Acid Value	≤ 2.0 mg KOH/g
Color (Hazen)	≤ 50
Glass Transition Temperature (Tg)	70 - 90 °C
Melting Point (Tm)	210 - 250 °C
Moisture Content	≤ 0.5 %

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