K-FLEX XM-3307
K-FLEX XM-3307 is a carboxyl and hydroxyl functional polyester-urethane polyol. It has been designed as a dispersing resin for organic and inorganic pigments. It requires neutralization with an amine to give good dispersing properties.
ADVANTAGES:
Fast dispersion time
High transparency of pigments
High pigment loading
For water and solvent-borne coatings
TYPICAL PROPERTIES:
Appearance: Viscous liquid
Nonvolatile, %: >80
Solvent: Xylene
Viscosity, cPs, 25°C: 7,000
Hydroxyl number: 28
Hydroxl equiv. weight: 480 g/eq.
SOLUBILITY:
Soluble in alcohol, ester, keton, and aromatic hydrocarbon. Soluble or dispersible in water after neutralization with organic amine. Not soluble in aliphatic hydrocarbon.
APPLICATIONS:
Dispersant for organic pigments
Dispersant for inorganic pigments
Intercoat adhesion promoter