Description

Isophthalic Acid, Terephthalic Acid, Polymer With Ethylene Glycol, Glycerin is a specialized polyester polyol resin, a key intermediate in the formulation of high-performance polymers. This compound is engineered to provide enhanced structural integrity, chemical resistance, and flexibility to final polymer products. It is essential for manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as for producers of specialty polyurethanes and alkyd resins seeking to modify and improve material properties.

Application

• Primary Raw Material for Polyurethane Systems: Used in the synthesis of flexible and rigid polyurethane foams, coatings, adhesives, and elastomers.
• Alkyd Resin Modifier: Incorporated into alkyd resins to improve drying time, hardness, and chemical resistance for industrial and decorative paints.
• Saturated Polyester Resins: Serves as a building block for high-performance saturated polyester resins used in powder coatings and coil coatings.
• Adhesive and Sealant Formulations: Provides enhanced adhesion, flexibility, and durability in construction and automotive sealants and adhesives.
• Plasticizer and Crosslinking Agent: Acts as a reactive intermediate to modify the properties of various polymer networks, increasing toughness and thermal stability.
• Industrial and Protective Coatings: A key component in formulations for corrosion-resistant and weatherable industrial maintenance coatings.

Basic Information

Product Name	Isophthalic Acid, Terephthalic Acid, Polymer With Ethylene Glycol, Glycerin
CAS No.	72783-18-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Poly(isophthalate-co-terephthalate-co-ethylene glycol-co-glycerol); Polyester polyol from IPA, TPA, EG, and glycerol; IPA/TPA/EG/Glycerin copolymer; Isophthalic acid-terephthalic acid-ethylene glycol-glycerin copolymer; Poly(ethylene glycol-co-glycerol isophthalate-co-terephthalate); Polyol resin based on isophthalic and terephthalic acids; Glycol-glycerol isophthalate-terephthalate polyester
EINECS	Contact for details

Quality Control

Our production of Isophthalic Acid, Terephthalic Acid, Polymer With Ethylene Glycol, Glycerin adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is characterized for critical parameters including hydroxyl value, acid value, viscosity, and color to meet specific application requirements. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every 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, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed when not in use to prevent moisture absorption, which can affect product performance. Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Viscous liquid to solid mass
Color (Gardner)	≤ 3
Hydroxyl Value (mg KOH/g)	Contact for details
Acid Value (mg KOH/g)	≤ 5.0
Viscosity @ 25°C (cPs)	Contact for details
Water Content	≤ 0.2%

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