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

KY Chemical Isocyanate Curing Agent WD-6100

KY Chemical WD-6100 is a high-performance aliphatic isocyanate curing agent from the WD Series, designed for two-component polyurethane coatings. It offers excellent weather resistance, low VOC, fast curing, and superior gloss retention. Compatible with OH-functional resins, it ensures robust chemical and abrasion resistance—ideal for automotive, industrial, and protective coatings applications.
  • ky chemical isocyanate curing agent wd 6100_8a92aa54
  • ky chemical isocyanate curing agent wd 6100_8a92aa54

Features Of KY Chemical Isocyanate Curing Agent WD-6100

  1. High reactivity with hydroxyl-functional resins, enabling rapid room-temperature or low-bake curing.

  2. Excellent compatibility with polyester, acrylic, and polyol-based coating systems.

  3. Low viscosity for easy handling and homogeneous dispersion in multi-component formulations.

  4. Superior chemical resistance and hardness development in cured films.

  5. Controlled NCO content ensures predictable stoichiometry and minimized unreacted isocyanate residues.

Typical Applications Of KY Chemical Isocyanate Curing Agent WD-6100

  1. Automotive OEM and refinish topcoats requiring high gloss and durability.

  2. Industrial maintenance coatings for metal substrates exposed to harsh environments.

  3. Wood finishing systems including furniture, flooring, and cabinetry coatings.

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

  5. General-purpose two-component polyurethane protective coatings for infrastructure and equipment.

Specifications Of KY Chemical Isocyanate Curing Agent WD-6100

Chemical TypeAliphatic polyisocyanate (hexamethylene diisocyanate trimer)
Product FormLiquid
AppearanceClear, pale yellow liquid
NCO Content (wt%)19.5–20.5%
Viscosity (25°C, mPa·s)800–1,200
Density (25°C, g/cm³)1.18–1.22
VOC Content (g/L)<100 (compliant with EU Directive 2004/42/EC)
Storage Stability12 months at 15–25°C in sealed container under dry nitrogen


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