Optical bleaching or brightening

Full Title

Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs > Optical bleaching or brightening

Classification Context

Section:

TEXTILES; PAPER

Class:

TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR

Subclass:

DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS

Related Keywords

Child Classifications

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• D06L 4/607 in organic solvents
• D06L 4/614 in aqueous solvents
• D06L 4/643 wherein the brightener is introduced in a gaseous environment or in solid phase, e.g. by transfer, by use of powders or by use of super-critical fluids
• D06L 4/65 with mixtures of optical brighteners
• D06L 4/657 combined with other treatments, e.g. finishing, bleaching, softening, dyeing or pigment printing
• D06L 4/664 Preparations of optical brighteners; Optical brighteners in aerosol form; Physical treatment of optical brighteners
• D06L 4/671 Optical brightening assistants, e.g. enhancers or boosters
• D06L 4/679 Fixing treatments in optical brightening, e.g. heating, steaming or acid shock
• D06L 4/686 Fugitive optical brightening; Discharge of optical brighteners in discharge paste; Blueing; Differential optical brightening