VENFIX - NFDF
VENFIX - NFDF is concentrated cationic non-formaldehyde based dye fixing agent for use in leather industry. It is based on aliphatic amine derivative
Appearance : Colourless to pale yellow clear liquid
pH (10 %aq.soln.) : 6.00 - 8.00
Solid content : Min.65 %
Ionic Nature : Cationic
SPECIAL FEATURES :
• Zero free formaldehyde.
• Unlike conventional dye fixing agents, it does not impair ‘ light fastness' as well as dyeing shades.
• No adverse effect on handle/ feel.
• Improves considerably the wet rub fastness properties of dyeing.
Depending on the depth of dye shade desired, recommended dosage is 0.5 - 2%.
Mildly acidic conditions ( pH 5.5 - 6.5 ) at room temperature give best results.
SHELF LIFE :
Minimum 06 months if stored in dry & cool place in closed container under normal conditions.