PU Dehydrating Agent

The PU Dehydrating Agent is designed for polyurethane system manufacturers who need to eliminate moisture-related defects during production. Suitable for coatings, adhesives, and casting compounds, it reacts with trace water in raw materials to prevent foaming, poor adhesion, and surface irregularities. It ensures smooth curing and improves the overall quality of PU products. This additive helps OEM producers reduce rejection rates, improve dimensional accuracy, and achieve defect-free finishes. Available in reactive and absorbent types, it’s ideal for pre-polymer and one-component PU formulations, ensuring production stability across humid environments.
BCAT-20AP
BCAT-20AP

Eco-friendly PU Organic Bismuth Catalyst for Polyurethane Sport Track Resin and PU Sealant

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Tin-free PU catalyst WCAT-WH03
Tin-free PU catalyst WCAT-WH03

Moisture-cured Polyurethane Catalyst substitute for DBTDL T12

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CUCAT-K6
CUCAT-K6

Eco-friendly Non-foaming Polyurethane Catalyst for PU Elastomers

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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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CUCAT-V19
CUCAT-V19

Non-foaming Catalyst for low TVOC PU plastic runway resin

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Polyaspartic Catalyst CUCAT-TD01
Polyaspartic Catalyst CUCAT-TD01

Eco-friendly Catalyst for Polyaspartic Floor Coating

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CUCAT-HST
CUCAT-HST

Polyurethane Catalyst for two-component polyurethane system

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Bismuth and Zinc Composite Catalyst BX-EM23A
Bismuth and Zinc Composite Catalyst BX-EM23A

organic bismuth and zinc composite catalyst

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CUCAT-HAA
CUCAT-HAA

Bubble-free Catalyst for Polyurethane Elastomers

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ZCAT-T50
ZCAT-T50

Post Curing Orgainc Zinc Catalyst for polyurethane elastomers

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Polyurethane Catalyst CUCAT-TY01
Polyurethane Catalyst CUCAT-TY01

Bubble-free Catalyst for PU plastic runway resin

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WCAT-WQ01
WCAT-WQ01

Catalyst for latent curing PU system

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PU Dehydrating Agent

The PU Dehydrating Agent chemically binds residual water in polyurethane formulations, preventing unwanted CO₂ formation during curing. It enhances system storage stability and ensures uniform curing in moisture-sensitive formulations. Compatible with polyols, isocyanates, and catalysts, it helps maintain controlled reaction kinetics. Typically based on molecular sieves or reactive scavengers, this agent prevents microbubble formation and viscosity drift. It is recommended for PU adhesives, coatings, and elastomer systems where dryness is essential for optimal performance.

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