Description

1,3-Benzenedicarboxylic acid, polymer with 1,3-bis(2-hydroxyethyl)-5,5-dimethyl-2,4-imidazolidinedione, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,6-hexanediol is a high-performance, multi-component polyester resin designed for demanding industrial applications. This specialized polymer offers a unique balance of thermal stability, chemical resistance, and mechanical properties derived from its complex co-monomer composition. It is primarily sought by manufacturers in the coatings, adhesives, and specialty plastics industries for formulating products that require durability and performance under challenging conditions.

Application

• High-Performance Industrial Coatings: Used as a resin binder in powder coatings, coil coatings, and can coatings, providing excellent weatherability, corrosion resistance, and adhesion to metal substrates.
• Specialty Adhesives and Sealants: Serves as a key polymeric component in structural adhesives and hot-melt formulations, contributing to strong bonding strength and flexibility.
• Engineering Plastics and Composites: Acts as a modifier or base resin in composite materials, enhancing thermal stability and chemical resistance for automotive and electrical components.
• UV-Curable Resin Systems: Can be formulated into oligomers for UV-curable inks, overprint varnishes, and 3D printing resins, leveraging its reactive sites for rapid curing.
• Wire and Cable Insulation: Imparts good electrical insulation properties and flame retardancy in protective jacketing materials.

Basic Information

Product Name	1,3-Benzenedicarboxylic acid, polymer with 1,3-bis(2-hydroxyethyl)-5,5-dimethyl-2,4-imidazolidinedione, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,6-hexanediol
CAS No.	85959-88-2
Molecular Formula	(C8H6O4 · C9H16N2O5 · C6H14O4 · C6H10O4 · C6H14O2)n
Molecular Weight	Polymer - Contact for details
Synonyms	Poly(isophthalic acid-co-hexanedioic acid-co-1,6-hexanediol-co-2-ethyl-2-(hydroxymethyl)-1,3-propanediol-co-1,3-bis(2-hydroxyethyl)-5,5-dimethylhydantoin); Polyester resin of isophthalic acid, adipic acid, hexanediol, trimethylolpropane, and DHE hydantoin; Hydantoin-modified polyester resin; TMP/DHE Hydantoin/Isophthalic Acid/Adipic Acid/Hexanediol Copolymer; Isophthalic Acid-Adipic Acid-Hexanediol-TMP-DHE Hydantoin Copolymer; Polyester polyol resin (hydantoin containing); CAS 85959-88-2 Polymer
EINECS	Contact for details

Quality Control

Our production of this specialty 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, glass transition temperature (Tg), and color are rigorously monitored. A comprehensive Certificate of Analysis (COA) detailing all relevant specifications is provided with each 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, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and open flame. Under these conditions, the product is typically stable for at least 24 months from the date of manufacture. For long-term storage, consider using under an inert atmosphere to prevent oxidation.

Specification

Item	Specification
Appearance	Pale yellow to amber solid or viscous liquid
Acid Value	≤ 5.0 mg KOH/g
Hydroxyl Value	30 - 150 mg KOH/g (Grade dependent)
Viscosity (at 25°C)	500 - 5000 mPa·s (Grade dependent)
Glass Transition Temperature (Tg)	20 - 60 °C (DSC)
Color (Gardner)	≤ 4
Moisture Content	≤ 0.5% (Karl Fischer)
Identification (IR)	Conforms to structure

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