latent hardener for polyurethane

The latent hardener for polyurethane is a next-generation curing system designed for precision control in PU adhesive, coating, and elastomer production. It allows formulators to delay reaction initiation until specific conditions (e.g., heat activation) are reached. This feature enhances storage stability and processing safety. As an innovation-driven supplier, we deliver latent hardeners that ensure complete crosslinking, mechanical strength, and chemical durability after activation. The latent hardener for polyurethane is ideal for industrial applications demanding high performance and long shelf life, such as automotive adhesives, high-end coatings, and composite bonding.

WCAT-WS12A

Eco-friendly Catalyst for Silicon PU Stadium Pavement

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WCAT-WS17

Moisture-cured Polyurethane Catalyst substitute for DBTDL T12

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CUCAT-E01

Polyurethane Catalyst Replace Mercury Catalyst for Elastomers

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BCAT-E28B

Organic Bismuth Metal Catalyst for Polyurethane

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FOCAT Series PU Catalyst

Eco-friendly Polyurethane Foam Catalyst

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CUCAT-HA02

Eco-friendly Catalyst for Polyurethane polyurea

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ZCAT-EX16

Polyurethane Organic Zinc Metal Catalyst for PU Resin

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AUCAT-101

Tin Free Anti-hydrolysis PU Catalyst for Polyurethane Paint

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FOCAT-8003M

Tin Free Anti-hydrolysis Polyurethane Foaming Catalyst

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Tin-free PU catalyst WCAT-WH03

Moisture-cured Polyurethane Catalyst substitute for DBTDL T12

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CUCAT-U2

PU Catalyst for synthesis of waterborne isocyanate curing agent

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PU Catalyst CUCAT-PD

Eco-friendly Catalyst for Polyurethane

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latent hardener for polyurethane

The latent hardener for polyurethane remains inactive at room temperature but becomes reactive when heated, triggering polymer crosslinking. This controlled curing mechanism enhances processing flexibility and extends pot life. It ensures complete curing with improved hardness, tensile strength, and heat resistance. The additive is compatible with both MDI and TDI-based PU systems. The latent hardener for polyurethane ensures low viscosity, excellent dispersion, and stable performance in industrial production of adhesives, coatings, and molded components.