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

BASF HI 100 Yellowing Resistance Isocyanate Curing Agent

BASF HI 100 is a high-performance yellowing-resistant isocyanate curing agent from BASF’s HI series, engineered for UV-stable polyurethane coatings and adhesives. It delivers exceptional color retention, low-temperature reactivity, and excellent compatibility with polyols—ideal for premium automotive, wood, and industrial finishes requiring long-term clarity and durability.
  • basf hi 100 yellowing resistance isocyanate curing agent_fdfcc589
  • basf hi 100 yellowing resistance isocyanate curing agent_fdfcc589

Features Of BASF HI 100 Yellowing Resistance Isocyanate Curing Agent

  1. Exceptional resistance to UV-induced yellowing, ensuring long-term color stability in light-exposed coatings.

  2. Low-viscosity aliphatic isocyanate formulation enabling easy handling, efficient mixing, and excellent compatibility with hydroxyl-functional resins.

  3. Non-blocking, solvent-free liquid with low monomeric HDI content for improved occupational safety and regulatory compliance.

  4. Enables high-gloss, durable clearcoats and topcoats with outstanding weatherability and chemical resistance.

  5. Designed for ambient- and forced-dry curing systems, supporting flexible production workflows without thermal degradation concerns.

Typical Applications Of BASF HI 100 Yellowing Resistance Isocyanate Curing Agent

  1. High-performance automotive clearcoats requiring non-yellowing aesthetics and OEM durability standards.

  2. Architectural and industrial maintenance coatings for façades, aluminum composite panels, and metal cladding.

  3. Premium wood finishes for interior furniture, flooring, and cabinetry where clarity and long-term whiteness retention are critical.

  4. Plastic coatings for exterior automotive trim, consumer electronics housings, and medical device enclosures.

Specifications Of BASF HI 100 Yellowing Resistance Isocyanate Curing Agent

Chemical TypeAliphatic polyisocyanate (HDI-based trimer)
Product FormLiquid
AppearanceClear, pale yellow to colorless liquid
NCO Content (wt %)15.5 – 16.5
Viscosity at 25 °C (mPa·s)800 – 1,200
Density at 20 °C (g/cm³)1.17 – 1.21
Primary ApplicationsTwo-component polyurethane clearcoats and topcoats
Key FeaturesUV-stable, low-yellowing, low-viscosity, solvent-free


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