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