VIOPHOR AS LIQUID FOR CELLULOSICS
(Optical brightener for cellulose & polyamide fiber )
Stilbene derivative
Brownish yellow Liquid Anionic
- +/-1 1100/1150 g/l Hypochlorite bleach Chlorite bleach Peroxide bleach Hydrosulphite bleach Stability with electrolyte pH stability Stability to alkali Stability to water hardness
PROPERTIES:
VIOPHOR AS LIQUID is an Optical brightener with a very low affinity and a brilliant white shade. Cotton fiber can be brightened with VIOPHOR AS LIQUID in padding mangle procedure. Due to its stability in high-grade treatment liquors, VIOPHOR AS LIQUID is suitable for neutral and highly acidic cross-linking procedures and finishing liquors.
APPLICATION METHOD:
VIOPHOR AS LIQUID can be dissolved by pouring cold water over it. The diluted solutions or the prepared stock solutions must be protected from direct light.
Weighting finish
30 g/l to 80 g/l reactant resin
- g/l to 20 g/l Catalyst
0.5 g/l to 10 g/l VIOPHOR AS LIQUID Impregnate, liquor pick-up: about 70%
Drying at 140C
For polyamide fiber
Exhaust method or application in the reductive bleach
0.1% to 1.0% VIOPHOR AS LIQUID
- g/l 6.0 g/l reducing agents 0.5% to 1.0% Acetic acid 30 minute at 98 C Treatment time rinse hot and cold.
NOTE: Our technical recommendations are believed to be correct. But suitability must be checked before individual application. We cannot accept any responsibility for application and process methods which are beyond our control.
