Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

VENCOREX Tolonate D2 Waterborne Curing Agent

Vencorex® Tolonate D2 is a waterborne aliphatic polyisocyanate curing agent from the Vencorex® series, designed for high-performance 2K waterborne coatings. It delivers excellent gloss retention, weather resistance, and low-VOC formulation capability. Compatible with acrylic and polyester polyols, it enables fast ambient-cure systems without sacrificing film hardness or chemical resistance. Ideal for automotive refinish, industrial wood, and plastic coatings.
  • vencorex tolonate d2 waterborne curing agent_d2841e95
  • vencorex tolonate d2 waterborne curing agent_d2841e95

Features Of VENCOREX Tolonate D2 Waterborne Curing Agent

  1. Waterborne polyisocyanate crosslinker designed for low-VOC, high-performance coatings.

  2. Excellent hydrolytic stability and shelf life in aqueous dispersions.

  3. Fast ambient-cure kinetics without requiring catalysts or elevated temperatures.

  4. Superior compatibility with acrylic, polyester, and hybrid waterborne resin systems.

  5. Delivers outstanding hardness, chemical resistance, and gloss retention in final films.

Typical Applications Of VENCOREX Tolonate D2 Waterborne Curing Agent

  1. Automotive OEM and refinish waterborne basecoat/clearcoat systems.

  2. Industrial maintenance coatings for metal substrates.

  3. Architectural and decorative waterborne topcoats for interior/exterior use.

  4. Wood finishing coatings requiring low emission and rapid handling.

  5. Plastic coatings for automotive trim and consumer electronics.

Specifications Of VENCOREX Tolonate D2 Waterborne Curing Agent

Chemical TypeAliphatic polyisocyanate (HDI-based)
Product FormWater-dispersible liquid
AppearanceClear to slightly hazy, colorless to pale yellow liquid
NCO Content (wt%)10.5–11.5%
pH (10% in deionized water)7.0–8.5
Viscosity (25°C, mPa·s)200–600
Solids Content (wt%)35–40%
Storage Stability (25°C)≥6 months in sealed container


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