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K-KAT® XK-672 is an effective catalyst for the production of urethanes. It meets all requirements of FDA 21 CFR 175.300 and is recommended for 1-component blocked NCO polyurethane systems for coil coating applications. Typical usage level 0.1 - 1.0% on total resin solids.

Functions: Catalyst

Catalyst Type: Homogeneous Catalyst

Technical Data Sheet
  • TypeDocument Name
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Knowde Enhanced TDS

Identification & Functionality

Reaction Phase
CASE Ingredients Functions
Industrial Additives Functions
Plastics & Elastomers Functions

Features & Benefits

Labeling Claims
Advantages
  • Can be used in ambient, force dry and bake systems
  • Complies with FDA 21CFR 175.300
  • Environmentally acceptable
  • Tin-free and 2-EHA-free

Applications & Uses

Compatible Polymers & Resins
Use Level
0.1 - 1% (as supplied on total resin solids)
Applications

K-KAT XK-672 is recommended for 2K and 1K blocked isocyanate coatings. K-KAT XK-672 can replace many heavy metal and/or toxic catalysts used in the production of urethane elastomers, foams and coatings.

Incorporation

K-KAT XK-672 can be added directly to a 1K blocked isocyanate system or to the polyol component of a 2K system.

Properties

Physical Form
Appearance
Clear, Light amber liquid
Typical Properties
ValueUnitsTest Method / Conditions
% Metal16.5%
Specific Gravity (25°C)1.09
Volatilen-Butanol

Regulatory & Compliance

Certifications & Compliance

Storage & Handling

Shelf Life
24 months
Storage/Shelf Life
  • Safe handling of this product should include the use of safety glasses and gloves.
  • Avoid breathing vapors - use with adequate ventilation.
  • Product should be stored in lined or glass containers away from sunlight and excessive heat.
  • 24 months from the date of manufacture, when stored at ambient conditions in the original container.