Description

1,4-Benzenedicarboxylic acid, dimethyl ester, polymer with 1,4-butanediol, dihydro-3-isononyl-2,5-furandione, 1,2-ethanediol and α-hydro-ω-hydroxypoly( oxy-1,2-ethanediyl) is a high-performance, multi-component polymeric material designed for advanced industrial applications. This specialized copolymer offers a unique balance of properties derived from its complex structure, making it a valuable engineering material for demanding environments. It is primarily sought by manufacturers in the coatings, adhesives, and specialty plastics sectors seeking to enhance product durability and performance.

Application

• High-Performance Coatings: Used as a resin component in industrial and protective coatings requiring excellent chemical resistance, weatherability, and adhesion.
• Specialty Adhesives and Sealants: Serves as a key polymer backbone in formulations demanding strong bonding, flexibility, and environmental stability.
• Engineered Thermoplastics: Incorporated as a modifier or primary polymer to improve impact strength, thermal stability, and processing characteristics in technical plastic compounds.
• Elastomers and Flexible Materials: Utilized in the production of polyurethane-like materials, thermoplastic elastomers (TPEs), and other flexible components.
• Composite Materials: Acts as a matrix or compatibilizer in fiber-reinforced composites for automotive and aerospace applications.
• Industrial Fiber Modification: Employed as a coating or sizing agent to enhance the performance of technical textiles and fibers.

Basic Information

Product Name	1,4-Benzenedicarboxylic acid, dimethyl ester, polymer with 1,4-butanediol, dihydro-3-isononyl-2,5-furandione, 1,2-ethanediol and α-hydro-ω-hydroxypoly( oxy-1,2-ethanediyl)
CAS No.	122795-42-0
Molecular Formula	Contact for details
Molecular Weight	Varies (Polymeric substance)
Synonyms	Poly(butylene terephthalate)-co-poly(tetramethylene ether) glycol modified; PBT-PTMEG copolymer; Polyester-polyether block copolymer; Butylene terephthalate / polytetramethylene ether glycol copolymer; Modified PBT elastomer; Thermoplastic polyester elastomer (TPEE) variant; Poly(tetramethylene terephthalate)-block-poly(tetramethylene oxide) glycol
EINECS	Contact for details

Quality Control

Our production of this advanced copolymer adheres to strict quality management systems. Each batch is characterized for critical parameters including molecular weight distribution, composition, thermal properties, and intrinsic viscosity to ensure consistent performance. Certificates of Analysis (COA) detailing these specifications are available upon request to support your quality assurance and regulatory compliance needs.

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). This material may be hygroscopic; keep containers sealed to prevent moisture absorption, which can affect processing and final properties.

Specification

Item	Specification
Appearance	Pellets or granules, color as specified
Intrinsic Viscosity (IV)	Contact for details
Melting Point (DSC)	Contact for details
Glass Transition Temp (Tg)	Contact for details
Moisture Content	< 0.1% (typical)
Composition (NMR)	As per grade requirement

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