curing agent for PU sealant

Our curing agent for PU sealant is developed to enhance the curing rate and long-term performance of polyurethane sealants. It ensures excellent elasticity, bonding strength, and resistance to moisture and chemicals. Designed for OEM and construction clients, this additive provides optimal flexibility and weather resistance, making it suitable for automotive, architectural, and industrial sealing applications. As a specialized PU auxiliary manufacturer, we offer tailored solutions that improve production stability and storage life. The curing agent for PU sealant supports both one-component and two-component PU systems, ensuring uniform curing and consistent seal integrity.
CUCAT-U2
CUCAT-U2

PU Catalyst for synthesis of waterborne isocyanate curing agent

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WCAT-WS13A
WCAT-WS13A

Moisture-cured Polyurethane Catalyst substitute for DBTDL T12

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AUCAT-101W/201W
AUCAT-101W/201W

Anti-hydrolysis Catalyst for water-based polyurethane coating

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WCAT-WP01
WCAT-WP01

Moisture-cured PU Catalyst for Aliphatic Isocynate System

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Bismuth and Zinc Composite Catalyst BX-EM14
Bismuth and Zinc Composite Catalyst BX-EM14

Bismuth and Zinc Composite Catalyst BX-EM14

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AUCAT Series of PU Catalysts
AUCAT Series of PU Catalysts

Eco-friendly Anti-hydrolysis Polyurethane Catalyst

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FOCAT-8004M
FOCAT-8004M

Tin Free Anti-hydrolysis PU Foaming Catalyst

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CUCAT-HA02
CUCAT-HA02

Eco-friendly Catalyst for Polyurethane polyurea

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Polyaspartic Catalyst CUCAT-TD01
Polyaspartic Catalyst CUCAT-TD01

Eco-friendly Catalyst for Polyaspartic Floor Coating

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CUCAT-GF02
CUCAT-GF02

Eco-friendly Polyurethane Catalyst substitute for DBTDL T-12

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BX Series of PU Catalyst
BX Series of PU Catalyst

Organic Bismuth-zinc Composite Catalysts

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CUCAT-PDAA
CUCAT-PDAA

PU Catalyst for polyurethane elastomers

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curing agent for PU sealant

The curing agent for PU sealant initiates and accelerates crosslinking reactions between polyurethane prepolymers and moisture or curing agents. It enhances cohesive strength, elongation, and resistance to thermal stress. This curing agent offers adjustable reactivity for specific formulations, enabling fast or slow cure profiles depending on application needs. The curing agent for PU sealant ensures smooth curing in thick joint applications, maintaining elasticity and preventing surface tackiness. It provides stable performance in construction, glazing, and automotive sealant systems.

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