K-FLEX XM-332 is an ultra low viscosity polyester polyol modifier resin designed to provide improved flexibility in solvent based, high solids and solventless systems. It is recommended for use in air dry/force dry 2-component polyurethanes and blocked isocyanate systems.
Low viscosity for high solids and solventless systems
Good hydrolytic stability
Appearance: Light colored liquid
% Active: 100
Viscosity, cPs, 25°C: 450
Hydroxyl number: 265
APHA color: 30
Weight per gallon, 25°C : 9.0 lbs.
K-FLEX XM-332 is soluble in aromatics and most polar organic solvents including alcohols, glycols, ketones, esters and glycol ethers. It is not soluble in water or aliphatics.
Automotive OEM coatings
Cast elastomer prepolymers
TYPICAL USAGE LEVELS:
K-FLEX XM-332 could be used as a reactive resin modifier at 2-15% on total resin solids or as a primary resin, as required. It could be added at anytime during the coating formulation.