Description

1,3-Benzenedicarboxylic Acid, Polymer With 1,4-Benzenedicarboxylic Acid, 1,4-Butanediol, 1,2-Ethanediol And .Alpha.-Hydro-.Omega.-Hydroxypoly(Oxy-1,2-Ethandiyl) is a specialized copolyester thermoplastic elastomer (TPE) designed for high-performance applications. This engineered polymer offers a unique balance of flexibility, chemical resistance, and durability, making it a critical material for demanding industrial and consumer products. It is primarily sought by manufacturers in the plastics, coatings, and specialty adhesives sectors who require advanced material properties.

Application

• Thermoplastic Elastomers (TPEs): Used as a key component in flexible, rubber-like materials for automotive seals, gaskets, and soft-touch grips.
• High-Performance Coatings & Adhesives: Imparts toughness, flexibility, and adhesion in industrial coatings, sealants, and structural adhesives.
• Polymer Modification: Acts as a compatibilizer or impact modifier to enhance the properties of rigid engineering plastics like PBT or PET.
• Wire & Cable Insulation: Provides excellent insulation, flexibility, and environmental stress crack resistance for specialized cables.
• Medical Device Components: Suitable for non-implantable medical parts requiring biocompatibility, flexibility, and sterilizability.
• Consumer Goods: Found in durable, flexible components for sports equipment, electronics casings, and footwear.

Basic Information

Product Name	1,3-Benzenedicarboxylic Acid, Polymer With 1,4-Benzenedicarboxylic Acid, 1,4-Butanediol, 1,2-Ethanediol And .Alpha.-Hydro-.Omega.-Hydroxypoly(Oxy-1,2-Ethandiyl)
CAS No.	66738-06-5
Molecular Formula	(C8H6O4·C8H6O4·C4H10O2·C2H6O2·(C2H4O)nH2O)x
Molecular Weight	Polymer - Variable
Synonyms	Poly(ethylene terephthalate)-co-poly(ethylene isophthalate)-block-poly(tetramethylene oxide) glycol; PET-PEI-PTMG Copolymer; Polyester-polyether Block Copolymer; Thermoplastic Copolyester Elastomer (TPC-ET); Copolyester TPE; Poly(oxy-1,2-ethanediyl), α-hydro-ω-hydroxy-, polymer with 1,3-benzenedicarboxylic acid, 1,4-benzenedicarboxylic acid, 1,4-butanediol and 1,2-ethanediol; Glycols, polyethylene, polymer with terephthalic acid, isophthalic acid, and butanediol
EINECS	Contact for details

Quality Control

Our production of this advanced copolymer adheres to strict quality management systems, ensuring batch-to-batch consistency for critical performance parameters like melt viscosity, hardness, and thermal stability. Quality is verified against internally developed master specifications and relevant industry standards. A comprehensive Certificate of Analysis (COA) detailing key physical, chemical, and application-specific properties is provided with every shipment to guarantee material integrity for your process.

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). This polymer is typically hygroscopic (moisture-sensitive); keep the original packaging sealed until use to prevent moisture absorption, which can affect processing characteristics.

Specification

Item	Specification
Appearance	White to off-white pellets or granules
Identification (IR)	Conforms to structure
Inherent Viscosity	0.8 - 1.2 dL/g (typical)
Melting Point (DSC)	180 - 220 °C
Shore Hardness	40D - 55D
Moisture Content (KF)	< 0.1 %
Ash Content	< 0.5 %

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