Description

1,3-Benzenedicarboxylic Acid, Polymer With 2,2-Dimethyl-1,3-Propanediol, 2,5-Furandione And Oxybispropanol is a specialized polyester resin designed for high-performance applications. This polymer is valued for its excellent thermal stability, chemical resistance, and versatile processing characteristics, making it a critical raw material for advanced material formulations. It is primarily sought by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as for specialty plastic and composite production.

Application

• High-Performance Industrial Coatings: Used as a resin base for durable, chemical-resistant, and weatherable coatings for automotive, aerospace, and marine applications.
• Adhesives and Sealants: Serves as a key polymeric component in structural adhesives and high-strength sealants requiring flexibility and adhesion under stress.
• Engineering Plastics and Composites: Acts as a matrix resin or modifier in fiber-reinforced plastics (FRP) and composite materials to enhance mechanical properties.
• Elastomer Modification: Utilized to improve the toughness, thermal stability, and processing of polyurethane and other specialty elastomers.
• Powder Coatings: An essential resin for thermosetting powder coatings that demand excellent flow, finish durability, and corrosion resistance.
• Electrical Encapsulation: Employed in potting compounds and encapsulants for electronic components due to its good insulating properties and thermal endurance.

Basic Information

Product Name	1,3-Benzenedicarboxylic Acid, Polymer With 2,2-Dimethyl-1,3-Propanediol, 2,5-Furandione And Oxybispropanol
CAS No.	56083-99-9
Molecular Formula	(C8H6O4 · C5H12O2 · C4H2O3 · C6H14O3)n
Molecular Weight	Polymer - Variable
Synonyms	Isophthalic Acid-NPG-Fumaric Acid-Dipropylene Glycol Copolymer; Poly(isophthalic acid-co-2,2-dimethyl-1,3-propanediol-co-fumaric acid-co-oxybispropanol); NPG-Fumaric-Isophthalic Acid Polyester Resin; Dipropylene Glycol-Fumaric Acid-Isophthalic Acid Copolymer; Isophthalic Acid/Neopentyl Glycol/Fumaric Acid Polyester; Unsaturated Polyester Resin based on Isophthalic Acid, NPG, and Fumaric Acid; IPA/NPG/FA Polyester
EINECS	Contact for details

Quality Control

Our production of this polyester resin 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) documenting full specifications are provided with each shipment, and we support compliance with relevant global regulatory frameworks.

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 acids and organic solvents. The product has a recommended shelf life; use on a first-in, first-out (FIFO) basis.

Specification

Item	Specification
Appearance	Clear to pale yellow solid or viscous liquid
Acid Value	5 - 25 mg KOH/g
Hydroxyl Value	Contact for details
Viscosity (at 25°C)	Specification available upon request
Glass Transition Temperature (Tg)	Contact for details
Color (Gardner)	≤ 3
Identification (IR)	Conforms to standard

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