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

Covestro Bayhydur VP LS 2240 Waterborne Curing Agent

Covestro Bayhydur VP LS 2240 is a waterborne aliphatic polyisocyanate curing agent from the Bayhydur VP series, designed for high-performance two-component waterborne coatings. It delivers excellent gloss retention, chemical resistance, and low-VOC compliance while enabling fast ambient curing and good substrate wetting. Ideal for automotive refinish, industrial wood, and plastic coatings.
  • covestro bayhydur vp ls 2240 waterborne curing agent_d6140a61
  • covestro bayhydur vp ls 2240 waterborne curing agent_d6140a61

Features Of Covestro Bayhydur VP LS 2240 Waterborne Curing Agent

  1. Low-VOC, waterborne aliphatic polyisocyanate crosslinker compliant with stringent global environmental regulations.

  2. Excellent hydrolytic stability for extended pot life and reliable storage in aqueous dispersions.

  3. Fast ambient- and forced-dry curing performance without requiring high-bake conditions.

  4. Delivers outstanding gloss retention, UV resistance, and weatherability in final coatings.

  5. Compatible with a broad range of acrylic, polyester, and hybrid waterborne resins.

Typical Applications Of Covestro Bayhydur VP LS 2240 Waterborne Curing Agent

  1. Architectural wall paints requiring durable, low-emission finishes.

  2. Industrial maintenance coatings for metal substrates in mild to moderate exposure environments.

  3. Wood coatings for interior furniture and cabinetry where low odor and rapid handling are critical.

  4. Plastic coatings for automotive interior trim and consumer electronics housings.

Specifications Of Covestro Bayhydur VP LS 2240 Waterborne Curing Agent

Chemical TypeAliphatic polyisocyanate (HDI-based), anionic dispersion
Product FormOpaque white to off-white aqueous dispersion
AppearanceHomogeneous liquid, no phase separation
NCO Content (wt %)Approx. 7.5–8.5%
pH (at 25 °C)7.5–8.5
Solids Content (wt %)32–36%
Viscosity (mPa·s, 23 °C, Brookfield RVT, Spindle #3, 20 rpm)150–400
Primary ApplicationsWaterborne 2K polyurethane topcoats for architectural, industrial, wood, and plastic substrates


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