Description

2-Butenedioic Acid (E)-, Polymer With 1,2-Ethanediol, 1,3-Isobenzofurandione And 4,4'-(1-Methylethylidene)Bis[Cyclohexanol] is a high-performance, unsaturated polyester resin intermediate. This specialized polymer is engineered to deliver exceptional durability, chemical resistance, and thermal stability in demanding industrial applications. It is a critical raw material for manufacturers in the coatings, adhesives, and advanced composite materials sectors seeking to enhance product performance and longevity.

Application

• High-Performance Coatings: Used as a key resin component in industrial, marine, and automotive coatings requiring superior weatherability and corrosion resistance.
• Fiber-Reinforced Plastics (FRP): Serves as a matrix resin in the production of composite materials for automotive parts, construction panels, and marine structures.
• Adhesives and Sealants: Imparts strong bonding characteristics and flexibility in formulations for construction and industrial assembly.
• Gel Coats & Surface Finishes: Provides a smooth, durable, and protective finish layer for bathtubs, sanitary ware, and boat hulls.
• Electrical Laminates: Utilized in the manufacture of printed circuit boards (PCBs) and electrical insulation components.
• Molding Compounds: A base for Sheet Molding Compound (SMC) and Bulk Molding Compound (BMC) used in compression and injection molding processes.

Basic Information

Product Name	2-Butenedioic Acid (E)-, Polymer With 1,2-Ethanediol, 1,3-Isobenzofurandione And 4,4'-(1-Methylethylidene)Bis[Cyclohexanol]
CAS No.	63502-63-6
Molecular Formula	(C4H4O4·C2H6O2·C8H4O3·C21H32O2)n
Molecular Weight	Polymer - Contact for details
Synonyms	Unsaturated Polyester Resin (UPR); Polyester Resin based on Fumaric Acid, Ethylene Glycol, Phthalic Anhydride, and Bisphenol A (hydrogenated); Fumaric Acid-Ethylene Glycol-Phthalic Anhydride-Bisphenol A Polymer; Bisphenol A Fumarate Polyester; Hydrogenated Bisphenol A Fumarate Polyester Resin; Thermosetting Polyester Resin; UP Resin
EINECS	Contact for details

Quality Control

Our production of 2-Butenedioic Acid (E)-, Polymer With 1,2-Ethanediol, 1,3-Isobenzofurandione And 4,4'-(1-Methylethylidene)Bis[Cyclohexanol] adheres to stringent quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as acid value, viscosity, and gel time are rigorously monitored. Certificates of Analysis (COA) documenting full specifications are available for every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15-25°C (59-77°F). Keep away from heat sources, open flames, and incompatible materials such as strong oxidizers. For long-term storage, consider under an inert atmosphere to prevent premature cross-linking.

Specification

Item	Specification
Appearance	Pale Yellow to Amber Viscous Liquid
Acid Value (mg KOH/g)	10 - 25
Viscosity (at 25°C, cP)	500 - 2500
Gel Time (at 25°C, min)	8 - 20
Non-Volatile Matter (%)	≥ 65
Styrene Content (%)	30 - 35

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