Chemical-Physical Characteristics
CERTIFICATIONS
GOTS, ZDHC 3, ECO PASSPORTChemical constitution
Stylbenic derivative
Appearance
Amber liquid
Ionic charge
Anionic
pH (5% sol.)
9 ± 1
Hard water stability
Good
Stability to pH variation
Stable from 6 to 14
Stability to oxidants and reducing agents
Good stability in bleaching baths with hydrogen peroxide and hydrosulfite. Do not use with chlorite and hypochlorite baths.
Compatibility
Good with anionic and non-anionic products. Incompatible with cationic products
Dosage
Exhaustion:
0.2% – 1.20% BLANCOKEM 157 in a hydrogen peroxide bath or in a blind bath
By padding:
2-20 g / l BLANCOKEM 157
Properties
BLANCOKEM 157 is a highly substantive optical bleaching agent particularly suitable for applications
by exhaustion on polyamide and cellulosic fibers.
BLANCOKEM 157 is also used in high temperature hydrogen peroxide baths.
On polyamide fibers it is applied in the presence of stabilized hydrosulfite.
BLANCOKEM 157 can be used as a padding suitably reinforcing the bath.
BLANCOKEM 157 is suitable for bleaching viscose staple fibers in the dressing bath and for bleaching
mercerized cotton.
BLANCOKEM 157 gives bright white tones with neutral blue reflections.
Applications
Exhaustion:
0.2% – 1.20% BLANCOKEM 157 in a hydrogen peroxide bath or in a blind bath
By padding:
2-20 g / l BLANCOKEM 157
Additional info
The above information is indicative. Instructions for the use of our products therefore have to be adapted to environmental
conditions and to the material to be treated, without guarantees.
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