Description

1,3-Benzenedicarboxylic Acid Polymer With Hexanedioic Acid And α,α'-[(1-Methylethylidene)Di-4,1-Phenylene]Bis[ω-Hydroxypoly[Oxy(Methyl-1,2-Ethanediyl)]] is a high-performance, thermoplastic polyester copolymer designed for advanced material applications. This engineered polymer offers a unique balance of thermal stability, mechanical strength, and chemical resistance, making it a critical component for demanding industrial uses. It is primarily sought by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as for specialty plastic and composite formulations.

Application

• High-Performance Industrial Coatings: Used as a resin binder in powder coatings, coil coatings, and can coatings requiring excellent durability, corrosion resistance, and weatherability.
• Advanced Adhesives and Sealants: Serves as a key polymeric component in structural adhesives, hot-melt adhesives, and high-performance sealants for automotive, aerospace, and construction applications.
• Engineering Thermoplastics and Composites: Acts as a modifier or base resin to enhance the thermal and mechanical properties of composite materials and molded plastic parts.
• Elastomer Modification: Utilized to improve the flexibility, tensile strength, and aging characteristics of polyurethane and other synthetic elastomers.
• Electrical and Electronic Encapsulation: Employed in potting compounds and encapsulants that require reliable insulation and protection against environmental stress.
• Films and Flexible Packaging: Can be formulated into specialty films that offer superior barrier properties and heat resistance.

Basic Information

Product Name	1,3-Benzenedicarboxylic Acid Polymer With Hexanedioic Acid And α,α'-[(1-Methylethylidene)Di-4,1-Phenylene]Bis[ω-Hydroxypoly[Oxy(Methyl-1,2-Ethanediyl)]]
CAS No.	177834-94-5
Molecular Formula	Contact for details
Molecular Weight	Variable (Polymer)
Synonyms	Poly(1,3-benzenedicarboxylic acid-co-hexanedioic acid-co-α,α'-[(1-methylethylidene)di-4,1-phenylene]bis[ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]]); Isophthalic Acid-Adipic Acid-Bisphenol A Ethoxylate Copolymer; Polyester Polyol Copolymer (Isophthalic/Adipic/BPA-EO); BPA Ethoxylate Isophthalate-Adipate Copolymer; Aromatic-Aliphatic Copolyester Polyol; Thermoplastic Polyester Resin; CAS 177834-94-5
EINECS	Contact for details

Quality Control

Our production of this copolymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as acid value, hydroxyl value, viscosity, and glass transition temperature (Tg) are rigorously monitored. Certificates of Analysis (COA) detailing these specifications are provided with each shipment and are available upon request 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). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent moisture absorption, which can affect product properties.

Specification

Item	Specification
Appearance	White to off-white flakes or pellets
Acid Value	≤ 2.0 mg KOH/g
Hydroxyl Value	40 - 60 mg KOH/g (Typical)
Viscosity (at 25°C)	2000 - 5000 mPa·s (Solution, 50% in NMP)
Glass Transition Temperature (Tg)	45 - 60 °C
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.