Description

1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2,5-furandione, hexanedioic acid, 1,2-propanediol and 3a,4,7,7a-tetrahydro-4,7-methano-1H-indene CAS NO 68298-57-7 is a specialized, high-performance polyester resin designed for demanding industrial applications. This complex polymer offers a unique balance of properties derived from its multi-component structure, including chemical resistance, thermal stability, and excellent adhesion. It is a critical raw material for manufacturers in the coatings, adhesives, and advanced composite sectors seeking to enhance product durability and performance. Our supply is backed by stringent quality control to ensure batch-to-batch consistency for your formulation needs.

Application

• High-Performance Industrial Coatings: Used as a binder in protective coatings for metal, concrete, and plastic substrates, providing excellent corrosion and chemical resistance.
• Specialty Adhesives and Sealants: Serves as a key resin component in structural adhesives and sealants requiring strong bonding, flexibility, and environmental durability.
• Fiber-Reinforced Composites: Acts as a matrix resin in the production of composite materials for automotive, aerospace, and marine applications.
• Electrical Insulating Varnishes: Formulated into insulating coatings and impregnating resins for motors, transformers, and electronic components.
• Can and Coil Coatings: Employed in formulations for food contact and industrial metal packaging due to its robust protective properties.
• Powder Coatings: A functional resin component in thermosetting powder coatings, contributing to flow, finish, and mechanical strength.

Basic Information

Product Name	1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2,5-furandione, hexanedioic acid, 1,2-propanediol and 3a,4,7,7a-tetrahydro-4,7-methano-1H-indene
CAS No.	68298-57-7
Molecular Formula	(C8H6O4 · C5H12O2 · C4H2O3 · C6H10O4 · C3H8O2 · C10H12)n
Molecular Weight	Polymer - Contact for details
Synonyms	Isophthalic Acid-NPG-Fumaric Acid-Adipic Acid-Propylene Glycol-DCPD Copolymer; Polyester resin from isophthalic acid, neopentyl glycol, fumaric acid, adipic acid, propylene glycol, and dicyclopentadiene; DCPD-modified unsaturated polyester resin; Isophthalic-NPG-fumaric polyester resin; Thermosetting polyester resin; Alkyd resin modifier; Crosslinking polyester; Unsaturated polyester copolymer.
EINECS	Contact for details

Quality Control

Our production of this advanced polyester resin adheres to rigorous quality testing protocols to ensure it meets precise specifications for viscosity, acid value, hydroxyl value, and gel time. Each batch is validated against internal standards to guarantee performance consistency in your formulations. Certificates of Analysis (COA) documenting key parameters are available upon request. We operate under a quality management system aligned with ISO 9001 principles to support your supply chain reliability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat sources, open flames, and incompatible materials such as strong oxidizers. The product may have a limited shelf life; refer to the specific technical data sheet for recommended storage duration and conditions.

Specification

Item	Specification
Appearance	Viscous liquid to solid resin
Color (Gardner)	≤ 3
Acid Value (mg KOH/g)	10 - 25
Hydroxyl Value (mg KOH/g)	Contact for details
Viscosity (at 25°C, cP)	Specification available upon request
Non-Volatile Content (%)	≥ 65
Gel Time (at 25°C, min)	Specification available upon request

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