Description

1,6-Hexanediol, Polymer With 1,1-Methylenebisisocyanatobenzene is a specialized polyurethane prepolymer derived from the reaction of 1,6-hexanediol and 1,1'-methylenebis(4-isocyanatobenzene). This compound serves as a crucial building block for high-performance polyurethane systems, offering enhanced mechanical properties and chemical resistance. It is primarily utilized by manufacturers in the coatings, adhesives, sealants, and elastomers (CASE) industries seeking to formulate durable and resilient polymeric materials.

Application

• High-Performance Polyurethane Coatings: As a key component in formulating industrial, protective, and marine coatings requiring excellent abrasion and chemical resistance.
• Specialty Adhesives & Sealants: Used to develop strong, flexible adhesives and sealants for automotive, construction, and aerospace applications.
• Elastomer Production: Acts as a prepolymer for manufacturing castable and thermoplastic polyurethane elastomers with superior tensile strength and elasticity.
• Composite Materials: Employed in the production of fiber-reinforced composites and resin systems for advanced material engineering.
• Binder for Advanced Materials: Utilized as a polymeric binder in the production of specialty filters, membranes, and other porous materials.
• Industrial Resin Modifier: Enhances the toughness and durability of other polymer resins when used as a modifier or cross-linking agent.

Basic Information

Product Name	1,6-Hexanediol, Polymer With 1,1-Methylenebisisocyanatobenzene
CAS No.	137873-51-9
Molecular Formula	(C15H18N2O2·C6H14O2)n
Molecular Weight	Polymeric substance (variable)
Synonyms	Poly(oxy-1,6-hexanediyloxycarbonylimino-1,4-phenylenemethylene-1,4-phenylenecarbonylimino); Polyurethane prepolymer from 1,6-hexanediol and MDI; 1,6-Hexanediol-MDI prepolymer; MDI/1,6-Hexanediol polymer; 4,4'-Methylenebis(phenyl isocyanate) polymer with 1,6-hexanediol; Poly[[(hexane-1,6-diyl)oxycarbonylimino]-1,4-phenylenemethylene-1,4-phenylenecarbonylimino]; HDI-MDI copolymer (common industry reference); PU prepolymer based on 1,6-HDO and MDI
EINECS	Contact for details

Quality Control

Our production of 1,6-Hexanediol, Polymer With 1,1-Methylenebisisocyanatobenzene adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure consistent properties such as NCO content, viscosity, and molecular weight distribution. Certificates of Analysis (COA) detailing key specifications are provided to guarantee compliance with your technical requirements and support your own quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light and moisture. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from heat, open flames, and incompatible materials such as strong acids, bases, and amines. Under these conditions, the product is typically stable for 12-24 months from the date of manufacture. Always refer to the Safety Data Sheet (SDS) for complete handling and storage information.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid or solid
NCO Content	Contact for details
Viscosity @ 25°C	Contact for details
Molecular Weight (Mw)	Contact for details
Specific Gravity	Contact for details
Moisture Content	< 0.05% (Karl Fischer)

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