Description

1,3-Isobenzofurandione Polymer With 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol, 1,6-Hexanediol And 4,4'-(1-Methylethylidene)Bis(Cyclohexanol) is a high-performance, multi-component polyester polyol resin designed for demanding industrial applications. This specialized polymer offers a unique balance of properties, including excellent durability, chemical resistance, and formulation flexibility, making it a critical intermediate for advanced material synthesis. It is primarily utilized by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries seeking to enhance product performance and longevity.

Application

• High-Performance Coatings: A key resin component for industrial, automotive, and protective coatings requiring superior weatherability, gloss retention, and chemical resistance.
• Advanced Polyurethane Elastomers: Used as a polyol component to manufacture elastomers with enhanced mechanical strength, flexibility, and hydrolytic stability.
• Specialty Adhesives & Sealants: Imparts strong adhesion, cohesion, and durability in structural adhesives and high-performance sealants.
• Composite Materials: Serves as a matrix resin or modifier in fiber-reinforced plastics (FRP) and other composite systems.
• Industrial Flooring & Linings: Formulated into durable, chemical-resistant flooring systems and tank linings for harsh environments.
• Electrical Encapsulation: Used in potting and encapsulation compounds for electronic components due to its insulating properties and stability.

Basic Information

Product Name	1,3-Isobenzofurandione Polymer With 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol, 1,6-Hexanediol And 4,4'-(1-Methylethylidene)Bis(Cyclohexanol)
CAS No.	150739-77-8
Molecular Formula	Polymeric substance; contact for specific monomeric formula details.
Molecular Weight	Varies by grade and polymerization degree. Contact for details.
Synonyms	Polyester polyol based on phthalic anhydride, trimethylolethane, 1,6-hexanediol, and hydrogenated bisphenol A; Phthalic anhydride-trimethylolethane-HDO-HBPA copolymer; HBPA-modified polyester polyol; Hydrogenated Bisphenol A Polyester Polyol; CAS 150739-77-8 polymer; Multi-functional polyester resin; Coating polyester polyol resin
EINECS	Contact for details.

Quality Control

Our production of this polymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as hydroxyl value, acid value, viscosity, and color are rigorously tested against internal specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and open flame. Under recommended storage conditions, the product is typically stable for 24 months from the date of manufacture. Refer to the specific product Safety Data Sheet (SDS) for detailed handling and storage information.

Specification

Item	Specification
Appearance	Viscous liquid to solid (color varies by grade)
Hydroxyl Value (mg KOH/g)	As per grade (Typical range: 50-300)
Acid Value (mg KOH/g)	≤ 5.0
Viscosity (at 25°C, mPa·s)	As per grade
Color (Gardner)	≤ 3
Water Content (%)	≤ 0.1
Identification (IR)	Conforms to structure

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