Description

Hexanedioic acid, polymer with 1,2-ethanediol, 1-isocyanato-2-[(4-isocyanatophenyl) methyl]benzene, 1,1'-methylenebis[4-isocyanatobenzene] and 2,2'-oxybis[ethanol] is a specialized polyurethane prepolymer or resin intermediate designed for high-performance applications. This compound matters for its ability to impart tailored mechanical properties, chemical resistance, and durability to final polymeric materials. It is primarily needed by formulators and manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as for advanced composite materials.

Application

• High-Performance Coatings: Used as a key resin component in protective and decorative coatings for automotive, industrial, and marine environments requiring excellent weatherability and chemical resistance.
• Advanced Adhesives & Sealants: Serves as a base polymer for formulating structural adhesives, potting compounds, and flexible sealants with strong bonding and elastic properties.
• Specialty Elastomers: Employed in the synthesis of polyurethane elastomers for gaskets, rollers, and impact-absorbing components.
• Composite Materials: Acts as a matrix resin or modifier in fiber-reinforced plastics (FRP) and other composite systems to enhance toughness and interfacial adhesion.
• Encapsulation and Potting: Used for electronic encapsulation to protect sensitive components from moisture, vibration, and thermal stress.
• Industrial Binders: Functions as a polymeric binder in abrasive tools, friction materials, and other consolidated particulate systems.

Basic Information

Product Name	Hexanedioic acid, polymer with 1,2-ethanediol, 1-isocyanato-2-[(4-isocyanatophenyl) methyl]benzene, 1,1'-methylenebis[4-isocyanatobenzene] and 2,2'-oxybis[ethanol]
CAS No.	132435-08-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Polyurethane resin based on adipic acid, ethylene glycol, and mixed diisocyanates; Adipic acid-ethylene glycol copolymer reacted with TDI and MDI isomers and diethylene glycol; Polyester polyol urethane prepolymer; Copolymer of hexanedioic acid and 1,2-ethanediol, terminated with isocyanate; Urethane-modified polyester resin; Isocyanate-terminated polyester prepolymer; TDI/MDI modified polyester polyol
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards and batch-to-batch consistency. Key parameters such as NCO content, viscosity, hydroxyl value, and acid number are strictly monitored. Certificates of Analysis (COA) detailing all specifications are available upon request, supporting your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed, moisture-proof container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). This material is moisture-sensitive (hygroscopic) and may react with atmospheric moisture; ensure containers are sealed under a dry atmosphere (e.g., nitrogen) after opening. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Viscous liquid to solid
Color	Colorless to pale yellow
NCO Content	Contact for details
Viscosity (25°C)	Contact for details
Hydroxyl Value (mg KOH/g)	Contact for details
Acid Value (mg KOH/g)	≤ 2.0
Moisture Content	≤ 0.05%
Solids Content	Contact for details

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