Description

Benzene, 2,4-Diisocyanato-1-Methyl-, Polymer With 1,6-Diisocyanatohexane CAS NO 128000-11-3 is a specialized polyisocyanate prepolymer, a key building block in high-performance polyurethane chemistry. This product is engineered to deliver superior reactivity and structural integrity in demanding industrial formulations. It is essential for manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries seeking to enhance product durability and performance.

Application

• High-Performance Polyurethane Coatings: Used as a crosslinker in two-component (2K) polyurethane coatings for automotive, industrial, and marine applications, providing excellent chemical resistance, hardness, and gloss retention.
• Elastomers and Castables: Serves as a core component in the production of polyurethane elastomers, offering outstanding tensile strength, abrasion resistance, and flexibility for rollers, wheels, and industrial parts.
• Adhesives and Sealants: A critical raw material for formulating strong, durable polyurethane adhesives and sealants used in construction, automotive assembly, and composite bonding.
• Waterproofing and Construction Chemicals: Incorporated into membranes, coatings, and grouts to create robust, long-lasting waterproofing systems for infrastructure and building projects.
• Fiber Optic and Cable Coatings: Provides protective, flexible, and durable coatings for wires, cables, and fiber optics, ensuring longevity and performance in harsh environments.

Basic Information

Product Name	Benzene, 2,4-Diisocyanato-1-Methyl-, Polymer With 1,6-Diisocyanatohexane
CAS No.	128000-11-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Toluene Diisocyanate (TDI) / Hexamethylene Diisocyanate (HDI) Prepolymer; TDI/HDI Prepolymer; Polyisocyanate based on TDI and HDI; Isocyanic acid, polymethylenepolyphenylene ester, polymer with 1,6-diisocyanatohexane; Modified HDI polyisocyanate; Aromatic/Aliphatic polyisocyanate blend; Urethane prepolymer; TDI-HDI copolymer.
EINECS	Contact for details

Quality Control

Our Benzene, 2,4-Diisocyanato-1-Methyl-, Polymer With 1,6-Diisocyanatohexane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure consistent NCO content, viscosity, and monomer content, meeting precise customer and industry specifications. Comprehensive Certificates of Analysis (COA) are provided with every shipment to guarantee traceability and compliance.

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 isocyanate products (typically below 25°C/77°F). This product is hygroscopic (moisture-sensitive). Protect from atmospheric moisture and incompatible materials such as water, alcohols, amines, and strong bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
NCO Content	Contact for details
Viscosity (at 25°C)	Contact for details
Monomer Content (TDI/HDI)	< 0.5% (typical)
Specific Gravity (at 25°C)	Contact for details
Flash Point	Contact for details

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