OPTICAL BRIGHTENER BAC / ACK LIQUID FOR ACRYLIC
Cationic, chlorite-resistant fluorescent brightener for brilliant white effects on acrylic fibres and their
blends with other fibres
: is suitable for exhaust and continuous application
: exhibits good light and wet fastness properties.
Properties
Appearance: yellow brown liquid
Chemical character : cationic benzimidazol derivative
Density at 20 *C : 1.1 +/- 0.1 g/cm 3
pH (as is) at 20* : C 4-6
Storage stability : good; at temperatures below -5 degree the product may crystallize
out; on heating it becomes a fully effective solution again