Product Description
1,4-Benzenedicarboxylic acid, 1,4-dimethyl ester, polymer with 1,4-butanediol and hexanedioic acid (CAS No. 55231-08-8) is a polyester-based polymer material known for its excellent thermal stability, mechanical strength, and chemical resistance.
The material typically appears as a colorless to pale yellow solid and exhibits good processing performance, solvent resistance, and corrosion resistance. It maintains stable properties across a broad temperature range, making it suitable for applications requiring durability and long-term reliability.
Due to its balanced physical properties and excellent environmental resistance, this polyester material is widely utilized as a raw material for polyester resins and functional polymer systems. It is commonly applied in the production of plastics, protective coatings, adhesives, synthetic fibers, and synthetic leather products.
With its combination of strength, stability, and versatility, this polymer plays an important role in advanced material manufacturing and industrial polymer applications.

Chemical Properties
| English Name | 1,4-Benzenedicarboxylic acid, 1,4-dimethyl ester, polymer with 1,4-butanediol and hexanedioic acid |
| English Synonyms | 1,4-Benzenedicarboxylic acid, 1,4-dimethyl ester, polymer with 1,4-butanediol and hexanedioic acid;1,4-Be nzenedicarboxylic acid, dimethyl ester, polymer with 1,4-butanediol and hexanedioic acid;Adipic acid compound with dimethyl terephthalate and butane-1,4-diol;Polybutylene Adipate Terephthalate;Pbat Resin |
| CAS Number | 55231-08-8 |
| Molecular Formula | C20H30010 |
| Molecular Weight | 430.45 |
| EINECS Number | 201-074-9 |
| Storage conditions | Store at room temperature |
| Appearance | White to off-white solid |
| Cosmetic ingredients and efficacy | EXFOLIATING |
Applications of 1,4-Benzenedicarboxylic Acid Polymer CAS No. 55231-08-8
This polyester material is widely used as an important raw material for polyester resin production and serves as a key component in various polymer-based applications.
Plastics and Polymer Products
Due to its excellent mechanical strength, durability, and dimensional stability, it is widely applied in the manufacturing of plastic products that require reliable performance and long service life.
Coatings and Adhesive Applications
The material is used in polyester-based coatings and adhesive systems, providing good weather resistance, chemical stability, and enhanced product durability.
Fiber and Synthetic Leather Industry
Its excellent processing characteristics and physical properties make it suitable for use in synthetic fibers and artificial leather production, helping improve strength, flexibility, and wear resistance.
High-Performance Material Applications
With outstanding heat resistance, mechanical performance, and environmental stability, this polyester material is ideal for producing products that require high strength, durability, and resistance to harsh conditions.
Its versatile properties make it an important polymer material for plastics, coatings, adhesives, fibers, and other advanced industrial applications.

