Description

Octane, 1,8-Diisocyanato-4-(Isocyanatomethyl)- is a specialized aliphatic polyisocyanate monomer, a critical building block for high-performance polymers. Its trifunctional isocyanate structure enables the synthesis of materials with superior crosslink density, chemical resistance, and durability. This compound is essential for manufacturers in the coatings, adhesives, and elastomers industries seeking to develop advanced polyurethane and polyurea systems.

Application

• High-Performance Coatings: A key raw material for formulating aliphatic polyurethane coatings with exceptional weatherability, gloss retention, and resistance to yellowing, used in automotive, aerospace, and industrial maintenance paints.
• Specialty Adhesives & Sealants: Serves as a crosslinker in the production of high-strength, flexible adhesives and sealants that require excellent bond strength and environmental stability.
• Elastomers and Castables: Used in the manufacture of durable polyurethane and polyurea elastomers for applications such as rollers, wheels, gaskets, and impact-resistant parts.
• Advanced Composite Materials: Functions as a reactive component in resin systems for fiber-reinforced composites, enhancing mechanical properties and thermal stability.
• Waterborne Polyurethane Dispersions (PUDs): Employed in the synthesis of environmentally friendly, low-VOC PUDs for coatings on textiles, leather, and plastics.
• UV-Curable Systems: Can be incorporated into oligomers for UV-curable coatings and inks, contributing to rapid cure times and high crosslink density.

Basic Information

Item	Detail
Product Name	Octane, 1,8-Diisocyanato-4-(Isocyanatomethyl)-
CAS No.	79371-37-2
Molecular Formula	C11H14N3O3
Molecular Weight	236.25 g/mol
Synonyms	1,8-Diisocyanato-4-(isocyanatomethyl)octane; Trimethylolpropane tris(3-isocyanatopropionate); TMPTA-based triisocyanate; Aliphatic triisocyanate; Polyisocyanate monomer; Isocyanurate precursor; TMP triisocyanate derivative; 4-Isocyanatomethyl-1,8-diisocyanatooctane
EINECS	Contact for details

Quality Control

Our production of Octane, 1,8-Diisocyanato-4-(Isocyanatomethyl)- adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay (NCO content), purity by chromatography, and control of key impurities, to ensure consistency and performance. Certificates of Analysis (COA) are provided with each shipment, and we support compliance with relevant global regulatory frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15-25°C (59-77°F). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept sealed under a dry inert atmosphere (e.g., nitrogen) to prevent reaction with atmospheric moisture. Isolate from strong acids, bases, alcohols, amines, and sources of heat.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (NCO Content)	≥ 99.0%
Purity (HPLC)	≥ 98.5%
Color (APHA)	≤ 50
Viscosity @ 25°C	Contact for details
Density @ 20°C	~1.1 g/cm³
Water Content (Karl Fischer)	≤ 0.05%

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