Description

1,3-Benzenedicarboxylic acid, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol, 2,2-dimethyl-1,3-propanediol, hexanedioic acid and 1,3-isobenzofurandione, benzoate is a high-performance, complex polyester resin designed for demanding industrial applications. This polymer's unique composition provides exceptional chemical resistance and durability, making it a critical material for protective and functional coatings. It is primarily sought by manufacturers in the coatings, adhesives, and specialty plastics industries who require reliable performance in challenging environments.

Application

• High-Performance Industrial Coatings: Used as a binder in coatings for metal, concrete, and other substrates requiring superior chemical and abrasion resistance.
• Automotive and Transportation Finishes: A key component in primer and topcoat formulations that must withstand fuels, lubricants, and environmental exposure.
• Protective Linings for Chemical Equipment: Formulated into linings and tank coatings to protect against corrosive chemicals and solvents.
• Adhesives and Sealants: Imparts strength and environmental stability to structural adhesives and sealing compounds.
• Wire and Cable Enamels: Serves as an insulating resin for electrical wires, providing thermal stability and solvent resistance.
• Can and Coil Coatings: Used in coatings for food/beverage containers and pre-coated metal coils due to its formulation flexibility and durability.

Basic Information

Product Name	1,3-Benzenedicarboxylic acid, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol, 2,2-dimethyl-1,3-propanediol, hexanedioic acid and 1,3-isobenzofurandione, benzoate
CAS No.	71010-58-7
Molecular Formula	(C8H6O4·C5H12O4·C5H12O2·C6H10O4·C8H4O3·C7H6O2)n
Molecular Weight	Polymer - Contact for details
Synonyms	Polyester resin, 71010-58-7; Isophthalic acid-neopentyl glycol-adipic acid-trimethylolpropane-phthalic anhydride-benzoic acid copolymer; TMP-NPG-IPA-AA-PA-BzA polyester; Coating polyester resin; Saturated hydroxy-functional polyester; Alkyd resin modifier; Complex copolyester; Thermoplastic polyester resin
EINECS	Contact for details

Quality Control

Our production of this complex polyester resin adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is characterized for critical parameters including acid value, hydroxyl value, viscosity, and color. A comprehensive Certificate of Analysis (COA) detailing these specifications is 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, and well-ventilated area at room temperature (15-25°C). Keep away from strong acids and organic solvents. The material should be kept dry to prevent moisture absorption which may affect product performance.

Specification

Item	Specification
Appearance	Pale yellow to amber solid or viscous liquid
Acid Value (mg KOH/g)	≤ 10.0
Hydroxyl Value (mg KOH/g)	Contact for details
Viscosity (at 25°C)	Contact for details
Color (Gardner)	≤ 4
Glass Transition Temperature (Tg)	Contact for details
Solids Content (%)	Contact for details

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