Description

Tetrahydro-3-Methylfuran Polymer With 5-Isocyanato-1-(Isocyanatomethyl)-1,3,3-Trimethylcyclohexane And Tetrahydrofuran, 2-Hydroxyethyl Acrylate-Blocked is a specialized blocked polyisocyanate prepolymer designed for advanced coating and adhesive formulations. This product matters as it provides a latent curing agent that remains stable at room temperature but reacts upon heating, enabling the formulation of single-component, heat-curable systems with excellent shelf life. It is essential for manufacturers in the automotive, industrial coatings, and high-performance adhesive sectors seeking to enhance durability, chemical resistance, and processing efficiency.

Application

• Single-Component (1K) Heat-Curable Coatings: Used as a blocked crosslinker in automotive OEM and refinish paints, coil coatings, and industrial maintenance coatings that cure at elevated temperatures.
• High-Performance Adhesives and Sealants: Serves as a key component in heat-activated film adhesives, potting compounds, and sealants requiring strong chemical and environmental resistance.
• Wire and Cable Enamels: Employed in the formulation of insulating coatings for electrical wires, where thermal curing provides excellent dielectric properties and mechanical strength.
• Powder Coatings: Acts as a crosslinking agent in thermosetting powder coatings for appliances, furniture, and metal substrates, offering low-temperature cure potential.
• Composite Materials: Utilized as a matrix resin or crosslinker in fiber-reinforced plastics (FRP) and other composite structures.
• Textile and Leather Finishes: Applied in coatings for synthetic leather and technical textiles to impart water repellency, abrasion resistance, and durability.

Basic Information

Product Name	Tetrahydro-3-Methylfuran Polymer With 5-Isocyanato-1-(Isocyanatomethyl)-1,3,3-Trimethylcyclohexane And Tetrahydrofuran, 2-Hydroxyethyl Acrylate-Blocked
CAS No.	145477-88-9
Molecular Formula	Complex Polymer Mixture
Molecular Weight	Variable (Polymer)
Synonyms	Blocked Isophorone Diisocyanate (IPDI) Prepolymer; HEA-Blocked IPDI Prepolymer; 2-Hydroxyethyl Acrylate Blocked IPDI Trimer; Acrylated Blocked Polyisocyanate; Thermolatent Polyisocyanate Crosslinker; Blocked Aliphatic Polyisocyanate; CAS 145477-88-9; Blocked IPDI-based Polyurethane Pre-polymer
EINECS	Contact for details

Quality Control

Our production of this blocked polyisocyanate adheres to stringent quality protocols to ensure batch-to-batch consistency and performance reliability. Key parameters such as blocked isocyanate content, viscosity, solids content, and color are rigorously monitored. A comprehensive Certificate of Analysis (COA) detailing these specifications is provided with each shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15°C and 25°C (59°F and 77°F). Keep away from strong bases and incompatible organic solvents. Under these conditions, the product maintains optimal stability. For long-term storage, consider using an inert atmosphere to prevent moisture absorption and premature reaction.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color (Gardner)	≤ 3
Solids Content	70 ± 2 %
Viscosity (25°C)	2000 - 5000 mPa·s
Blocked NCO Content	8.0 - 10.0 %
Specific Gravity (25°C)	1.05 - 1.15
Flash Point	> 100 °C

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