Description

Hexamethylene Diisocyanate Biuret, Phthalic Anhydride, Maleic Anhydride, Trimethylolpropane, 1,6-Hexanediol, Hydrogenated Bisphenol A Polymer is a specialized, high-performance polymer or prepolymer formulation designed for demanding industrial applications. This compound is engineered to deliver exceptional durability, chemical resistance, and thermal stability in final products. It is primarily sought by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as for advanced composite materials.

Application

• High-Performance Polyurethane Coatings: Used as a key component in formulating durable industrial, automotive, and marine coatings that require excellent weatherability and chemical resistance.
• Advanced Adhesives and Sealants: Serves as a building block for structural adhesives and high-strength sealants with strong bonding properties and flexibility.
• Elastomer Production: Employed in the synthesis of specialty polyurethane elastomers for gaskets, rollers, and impact-absorbing components.
• Composite Materials: Acts as a matrix resin or cross-linking agent in fiber-reinforced plastics (FRP) and other composite systems for the aerospace and automotive sectors.
• Electrical Insulation Materials: Utilized in potting compounds, encapsulants, and insulating varnishes due to its stable dielectric properties.
• Industrial Flooring and Linings: A critical raw material for creating seamless, chemical-resistant flooring and tank linings in harsh environments.

Basic Information

Product Name	Hexamethylene Diisocyanate Biuret, Phthalic Anhydride, Maleic Anhydride, Trimethylolpropane, 1,6-Hexanediol, Hydrogenated Bisphenol A Polymer
CAS No.	67892-85-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	HDI Biuret based polymer; Polymeric HDI biuret; HDI trimer polymer; Aliphatic polyisocyanate polymer; Hydrogenated BPA polymer blend; Polyurethane prepolymer 67892-85-7; Crosslinking agent for coatings; Multifunctional isocyanate resin
EINECS	Contact for details

Quality Control

Our production of this advanced polymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance. Key parameters such as NCO content, viscosity, color, and hydrolyzable chloride are rigorously monitored. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed, moisture-proof container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures recommended for polyisocyanate-based materials (typically between 15°C and 25°C). Keep away from heat, open flames, and sources of moisture. Under these conditions, the product maintains optimal stability.

Specification

Item	Specification
Appearance	Clear to slightly yellow viscous liquid
NCO Content	Contact for details
Viscosity (at 25°C)	Contact for details
Color (Gardner)	≤ 2
Specific Gravity (25°C)	Contact for details
Flash Point	> 200 °C
Hydrolyzable Chloride	≤ 0.1 %

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