Description

1,3-Butanediol, Polymer With 2,5-Furandione, 2,2-Dimethyl-1,3-Propanediol And Hexanedioic Acid CAS NO 73597-20-3 is a specialized polyester polyol copolymer designed for high-performance applications. This engineered polymer offers a unique balance of properties derived from its multi-component structure, including flexibility, chemical resistance, and durability. It is a critical raw material for manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries seeking to enhance product performance and longevity.

Application

• High-Performance Polyurethane Coatings: Serves as a key polyol component in the formulation of durable, chemical-resistant, and weatherable coatings for industrial, automotive, and marine applications.
• Elastomers and Sealants: Used to produce flexible polyurethane elastomers and sealants with excellent mechanical properties and adhesion.
• Adhesives: Imparts toughness and flexibility to structural and laminating adhesives.
• Resin Modifier: Acts as a reactive modifier for alkyd, polyester, and other resins to improve flexibility and impact resistance.
• Specialty Polymers: A building block for synthesizing custom copolymers with tailored properties for niche industrial applications.

Basic Information

Product Name	1,3-Butanediol, Polymer With 2,5-Furandione, 2,2-Dimethyl-1,3-Propanediol And Hexanedioic Acid
CAS No.	73597-20-3
Molecular Formula	(C4H10O2 • C4H2O3 • C5H12O2 • C6H10O4)x
Molecular Weight	Polymer - Variable
Synonyms	Poly(1,3-butanediol-co-2,2-dimethyl-1,3-propanediol-co-hexanedioic acid-co-2,5-furandione); Butanediol/Dimethylpropanediol/Adipic Acid/Maleic Anhydride Copolymer; Polyester Polyol from 1,3-BG, NPG, Adipic Acid, and Maleic Anhydride; CAS 73597-20-3; 1,3-BG/NPG/AA/MA Copolymer; 1,3-Butylene Glycol, Neopentyl Glycol, Adipic Acid, Maleic Anhydride Copolymer
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 hydroxyl value, acid value, viscosity, and molecular weight distribution are rigorously monitored. Certificates of Analysis (COA) documenting full specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and open flame. Under recommended storage conditions, the product is stable for at least 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Viscous liquid to solid
Color (Gardner)	≤ 3
Hydroxyl Value (mg KOH/g)	Contact for details
Acid Value (mg KOH/g)	≤ 2.0
Viscosity @ 25°C (cPs)	Contact for details
Water Content (%)	≤ 0.1

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