Description

1,3-Benzenedicarboxylic Acid, Polymer With Hexanedioic Acid And 1,2-Propanediol is a high-performance, unsaturated polyester resin intermediate. This compound is valued for its role in creating durable, chemically resistant polymer matrices with excellent mechanical properties. It is primarily sought by manufacturers in the coatings, adhesives, and composite materials industries for formulating advanced thermosetting plastics.

Application

• Unsaturated Polyester Resins (UPR): A key raw material for the production of general-purpose and specialty UPRs used in fiberglass-reinforced plastics.
• Composite Materials: Used in the formulation of resins for automotive parts, marine hulls, and construction panels.
• Industrial Coatings: Serves as a backbone for high-performance gel coats and protective coatings requiring chemical and weather resistance.
• Adhesives & Sealants: Imparts strength and durability in formulations for structural bonding and gap-filling applications.
• Electrical Components: Employed in resins for electrical insulators, circuit boards, and encapsulation due to good dielectric properties.
• Artificial Marble & Solid Surface: A component in resin systems for cast polymer products, providing clarity and mechanical stability.

Basic Information

Product Name	1,3-Benzenedicarboxylic Acid, Polymer With Hexanedioic Acid And 1,2-Propanediol
CAS No.	26140-99-8
Molecular Formula	(C8H6O4 • C6H10O4 • C3H8O2)x
Molecular Weight	Polymer - Variable
Synonyms	Isophthalic Acid-Adipic Acid-Propylene Glycol Copolymer; Poly(isophthalic acid-co-adipic acid-co-propylene glycol); IPA-AA-PG Polyester; Unsaturated Polyester Resin based on Isophthalic Acid, Adipic Acid, and Propylene Glycol; Isophthalic Polyester Resin; IPA Polyester Resin; Adipic-Isophthalic Copolyester; Propylene Glycol Isophthalate Adipate Copolymer
EINECS	Contact for details

Quality Control

Our production of 1,3-Benzenedicarboxylic Acid, Polymer With Hexanedioic Acid And 1,2-Propanediol adheres to stringent quality management protocols. Each batch undergoes comprehensive analysis to ensure consistent acid value, viscosity, and reactivity profiles critical for downstream processing. Certificates of Analysis (COA) documenting key parameters are available upon request 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). This material is hygroscopic (moisture-sensitive); containers must be kept sealed to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Viscous liquid to solid mass
Color (Gardner)	≤ 3
Acid Value (mg KOH/g)	15 - 35
Viscosity (at 25°C, cP)	2000 - 6000
Non-Volatile Matter (%)	≥ 65
Gel Time (min)	8 - 20

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