Anti-Hydrolysis Agent for PU Sealant

The Anti-Hydrolysis Agent for PU Sealant is formulated to extend the service life and reliability of polyurethane sealants in construction, transportation, and industrial applications. Designed for manufacturers and OEM suppliers, it helps maintain elasticity, adhesion, and appearance even under severe humidity or weathering exposure. Our additive strengthens molecular bonds, preventing degradation and cracking over time. It’s part of our comprehensive PU auxiliary product line tailored for long-term sealing performance, offering customers higher material stability, lower maintenance costs, and improved product quality assurance.
WCAT-WS11-WS11A
WCAT-WS11-WS11A

Eco-friendly Catalyst for low TVOC sport track resin and silicon PU stadium pavement

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Polyurethane Catalyst CUCAT-HAB
Polyurethane Catalyst CUCAT-HAB

Bubble-free Catalyst for Polyurethane Elastomer and Adhesive & Sealant

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CUCAT-E01
CUCAT-E01

Polyurethane Catalyst Replace Mercury Catalyst for Elastomers

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ZCAT-Z19P
ZCAT-Z19P

Eco-friendly PU Organic Zinc Catalyst for Polyurethane Sport Track Resin and silicon PU

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ZCAT-EX16
ZCAT-EX16

Polyurethane Organic Zinc Metal Catalyst for PU Resin

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WCAT-WS17
WCAT-WS17

Moisture-cured Polyurethane Catalyst substitute for DBTDL T12

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CUCAT-HST
CUCAT-HST

Polyurethane Catalyst for two-component polyurethane system

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CUCAT-HAA
CUCAT-HAA

Bubble-free Catalyst for Polyurethane Elastomers

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CUCAT-HA02
CUCAT-HA02

Eco-friendly Catalyst for Polyurethane polyurea

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WCAT-WS8
WCAT-WS8

Eco-friendly Catalyst for Silicon PU Stadium Pavement

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CUCAT-HS
CUCAT-HS

Non-foaming PU Catalyst for Polyurethane Elastomers

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BCAT Series of PU Catalyst
BCAT Series of PU Catalyst

Organic Bismuth Polyurethane Metal Catalyst

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Anti-Hydrolysis Agent for PU Sealant

This Anti-Hydrolysis Agent for PU Sealant chemically stabilizes polyurethane polymers by neutralizing moisture-sensitive sites, reducing ester bond hydrolysis. It improves long-term flexibility, adhesion, and resistance to water and chemicals. Suitable for moisture-curing and two-component PU sealants, it provides outstanding stability under temperature cycling and UV exposure. The additive ensures consistent viscosity and workability during application while preserving sealing strength and elasticity. Ideal for vertical joints, automotive seams, and structural applications.

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