Description

Hexanedioic Acid, Polymer With 1,2-Ethanediol And 1,3-Isobenzofurandione is a high-performance polyester resin, specifically a co-polyester derived from adipic acid, ethylene glycol, and phthalic anhydride. This engineered polymer is valued for its excellent balance of mechanical properties, chemical resistance, and processability, making it a versatile material for demanding industrial applications. It is primarily sought by manufacturers in the coatings, adhesives, and specialty plastics sectors for creating durable, high-quality end products.

Application

• Powder Coatings: As a key resin binder for durable, weather-resistant, and decorative finishes on metal substrates for automotive, appliance, and architectural applications.
• Industrial Adhesives & Sealants: Providing strong bonding strength, flexibility, and resistance to environmental factors in construction and assembly applications.
• Engineering Thermoplastics: Used as a modifier or base resin to enhance toughness, thermal stability, and chemical resistance in compounded plastic materials.
• Saturated Polyester Polyols: Serving as a precursor in the formulation of high-performance polyurethane (PU) foams, elastomers, and coatings.
• Can & Coil Coatings: Formulating protective and decorative coatings for food packaging (interior can coatings) and pre-coated metal coils.
• Ink Resins: Acting as a vehicle resin in specialty printing inks, contributing to gloss, adhesion, and rub resistance.

Basic Information

Product Name	Hexanedioic Acid, Polymer With 1,2-Ethanediol And 1,3-Isobenzofurandione
CAS No.	26780-60-9
Molecular Formula	(C6H10O4·C2H6O2·C8H4O3)x
Molecular Weight	Polymer - Variable
Synonyms	Adipic Acid-Ethylene Glycol-Phthalic Anhydride Copolymer; Poly(ethylene glycol-co-adipic acid-co-phthalic anhydride); Polyester resin from adipic acid, ethylene glycol, and phthalic anhydride; Saturated co-polyester resin; Adipic Acid/EG/PA Copolymer; PA/Adipate Polyester; Carboxyl-terminated polyester; 1,6-Hexanedioic acid, polymer with 1,2-ethanediol and 1,3-isobenzofurandione
EINECS	Contact for details

Quality Control

Our production of Hexanedioic Acid, Polymer With 1,2-Ethanediol And 1,3-Isobenzofurandione adheres to stringent quality management protocols 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 tested. Certificates of Analysis (COA) documenting full specification compliance are provided with each shipment. Our quality system supports compliance with relevant industry standards for coatings and polymer materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from heat sources and open flame. Under these conditions, the product is stable for extended periods. Ensure containers are kept sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white granules or pellets
Acid Value (mg KOH/g)	5 - 25 (Typical)
Hydroxyl Value (mg KOH/g)	10 - 50 (Typical)
Viscosity (mPa·s @ specified temp & conc.)	As per grade
Glass Transition Temperature (Tg)	30 - 60 °C (Typical)
Color (Gardner)	≤ 3
Moisture Content	≤ 0.5 %

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