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K-STAY® 501 is a metal sulfonate rheology control agent that is highly effective in preventing or reducing sag in conventional and high solids thermoset coatings. K-STAY® 501 can also be used to improve the sag resistance of many other types of coatings, such as air dry alkyds, urethanes and epoxies.

Functions: Rheology Modifier

Chemical Family: Sulfonates, Sulfonic Acids & Derivatives

End Uses: 2K (2 component) Coating, Solventborne Coating, Solventless & High Solids Coating

Compatible Polymers & Resins: Acrylics, Alkyds, Epoxies (EP), Melamines & Melamine Formaldehydes (MF), Polyesters, Polyurethanes (PU)

Physical Form: Liquid

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions
Technologies

Features & Benefits

Advantages
  • Improves Thermal Sag Resistance
  • Can Be Post Added
  • Effective in Reducing Pigment Settling
  • Can Be Used In High Gloss Coatings

Applications & Uses

Applications

K-STAY 501 can be used to improve the thermal sag resistance of many different types of solventborne coatings, including; polyester/melamine, alkyd/melamine and acrylic/ melamine. It is also very effective in air dry alkyds and two component urethanes and epoxies.

Incorporation

K-STAY 501 can be incorporated into the coating during the pigment dispersion stage or it can be conveniently post added. It is recommended that K-STAY 501 be pre-mixed with an equal amount of solvent when post added.

Properties

Physical Form
Appearance
Light brown fluid liquid
Typical Properties
ValueUnitsTest Method / Conditions
Active Content50%
Specific Gravity1.08
Weight per Gallon9lbs
VolatileLight Aromatic Naphtha

Storage & Handling

Storage Conditions

Avoid breathing vapors. Keep the container tightly closed. Store at room temperature and away from all sources of ignition.