Description

1,3-Benzenedicarboxylic Acid, Polymer With 1,4-Butanediol, Decanedioic Acid And Dimethyl 1,4-Benzenedicarboxylate is a high-performance, engineered copolyester material designed for demanding applications. This polymer offers a unique balance of thermal stability, mechanical strength, and chemical resistance, making it a critical component in advanced material formulations. It is primarily sought by manufacturers in the specialty plastics, coatings, and adhesives industries seeking to enhance product durability and performance.

Application

• High-Performance Coatings and Resins: Used as a key polymer backbone in industrial and protective coatings requiring excellent adhesion and chemical resistance.
• Specialty Adhesives and Sealants: Serves as a base resin for formulating high-strength, durable adhesives for automotive, construction, and aerospace applications.
• Engineering Thermoplastics: Incorporated into polymer blends and composites to improve thermal properties, dimensional stability, and mechanical strength.
• Films and Packaging Materials: Utilized in the production of specialty films that require barrier properties, clarity, and toughness.
• Fiber and Textile Treatments: Acts as a polymer modifier or coating agent for technical textiles to enhance durability and functional performance.
• Automotive Components: Found in under-the-hood parts, interior trim, and other components where heat and chemical resistance are paramount.

Basic Information

Product Name	1,3-Benzenedicarboxylic Acid, Polymer With 1,4-Butanediol, Decanedioic Acid And Dimethyl 1,4-Benzenedicarboxylate
CAS No.	28262-58-0
Molecular Formula	(C8H6O4 · C4H10O2 · C10H18O4 · C10H10O4)x
Molecular Weight	Polymer - Variable
Synonyms	Poly(butylene terephthalate-co-isophthalate-co-adipate); PBTIA Copolymer; Poly(1,4-butylene isophthalate-co-terephthalate-co-adipate); Butanediol / Isophthalic Acid / Terephthalic Acid / Adipic Acid Copolymer; Copolyester of Isophthalic Acid, Terephthalic Acid, Adipic Acid, and 1,4-Butanediol; PBTA Copolyester; Engineering Thermoplastic Copolyester 28262-58-0
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 such as intrinsic viscosity, acid value, thermal transition temperatures, and color are rigorously monitored. A comprehensive Certificate of Analysis (COA) detailing all relevant 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. Under these conditions, the product remains stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white pellets or powder
Intrinsic Viscosity (IV)	0.6 - 1.2 dL/g (typical)
Acid Value	≤ 5.0 mg KOH/g
Melting Point (DSC)	160 - 220 °C
Glass Transition Temp (Tg)	40 - 80 °C
Moisture Content	≤ 0.5 %
Color (L* value)	≥ 80

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