Optical Brighteners

RUCO® 6200

Optical brightener for cellulosic fibres suitable for peroxide bleaching baths including high temperature conditions

Resistant to hard water
Resistant to alkali
Not stable in acid baths
Preferably for hydrogen peroxide bleaching
High substantivity
Very good light fastness
Excellent wash fastness

Field of application: Exhaust process

Chemical Basis: Stilbene derivative

Ionic Character: Anionic

Form: Liquid

RUCO® 6201

Optical brightener for cellulosic fibres

Stable in hydrosulphite- and hydrogen peroxide-containing liquors
Stable to alkalis and resin finishes up to pH 4.5
Stable in acetic liquors
Substantivity can be increased by adding salts
Good wash resistance
Good light fastness

Field of application: Exhaust process

Chemical Basis: Stilbene derivative

Ionic Character: Anionic

Form: Liquid

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RUDOLF Duraner offers strong solutions for the textile care industry! We are happy to assist you in implementing the process on your articles.