Description

Propylene Glycol, Polymer With Terephthalic Acid And Maleic Anhydride is a specialized unsaturated polyester resin intermediate, known for its versatility in creating high-performance thermosetting polymers. This compound is crucial for manufacturers requiring tailored resin properties, such as enhanced mechanical strength, chemical resistance, and controlled cross-linking capabilities. It is primarily sought after by producers in the coatings, adhesives, and composite materials industries for formulating advanced industrial products.

Application

• As a key reactive intermediate in the production of unsaturated polyester resins (UPR) for fiberglass-reinforced plastics.
• Formulation of gel coats and laminating resins for marine, automotive, and construction applications.
• Manufacture of corrosion-resistant tank and pipe linings for chemical processing equipment.
• Base component for high-solid and powder coatings requiring excellent durability and finish.
• Production of specialty adhesives and sealants with strong bonding and environmental resistance.
• Used in the creation of electrical insulation compounds and encapsulants.
• Research and development of advanced composite materials for aerospace and wind energy sectors.

Basic Information

Product Name	Propylene Glycol, Polymer With Terephthalic Acid And Maleic Anhydride
CAS No.	53424-20-7
Molecular Formula	(C3H8O2.C8H6O4.C4H2O3)x
Molecular Weight	Contact for details
Synonyms	Propylene Glycol-Terephthalic Acid-Maleic Anhydride Copolymer; Unsaturated Polyester Prepolymer; Poly(propylene glycol-co-terephthalic acid-co-maleic anhydride); Maleic Anhydride-Terephthalic Acid-Propylene Glycol Copolymer; UPR Intermediate; Polyester Resin Intermediate; PG-TPA-MA Polymer; Thermoset Polyester Resin Precursor
EINECS	Contact for details

Quality Control

Our production of Propylene Glycol, Polymer With Terephthalic Acid And Maleic Anhydride 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, viscosity, and reactive double bond content. A comprehensive Certificate of Analysis (COA) documenting all test results 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 ambient temperatures (typically 15-25°C). Keep away from heat sources and incompatible materials. Under these conditions, the product maintains optimal stability.

Specification

Item	Specification
Appearance	Viscous liquid to solid mass
Color (Gardner)	≤ 3
Acid Value (mg KOH/g)	20 - 40
Viscosity @ 25°C (cPs)	Specification available upon request
Non-Volatile Matter (%)	≥ 98.0
Gel Time @ 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.