WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

D06L　BLEACHING, e.g. OPTICAL BLEACHING, DRY-CLEANING, OR WASHING FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS (treatmentof fibres of filaments of glass, mineral wool, or slag wool C03; chemical treatment of fibrous material to obtain fibres for spinning D01; for mechanical matters D06C, D06F; bleaching paper pulp or cotton linters D21; {softening compositions for textiles, cleaning compositions for carpets, upholstery, fur or leather C11D})

D06L 1/00 Dry-cleaning or washing fibres, threads, yarns, fabrics, feathers or made-up fibrous goods

D06L 1/005 ・{using only solid or pasty materials}

D06L 1/02 ・using organic solvents

D06L 1/04 ・・together with additives (D06L 1/06 takes precedence)

D06L 1/06 ・・De-sizing

D06L 1/08 ・・Multi-step processes

D06L 1/10 ・・Regeneration of used chemical baths

D06L 1/12 ・using aqueous baths

D06L 1/14 ・・De-sizing

D06L 1/16 ・・Multi-step processes

D06L 1/18 ・・Working under pressure in closed vessels

D06L 1/20 ・・combined with mechanical means

D06L 1/22 ・Processes involving successive treatments with aqueous and organic materials

D06L 3/00 Bleaching fibres, threads, yarns, fabrics, feathers, or made-up fibrous goods, leather, or furs {(dyeing and bleaching D06P 1/0024)}

D06L 3/02 ・using compounds which develop oxygen (D06L 3/06 takes precedence)

D06L 3/021 ・・{combined with specific additives}

D06L 3/023 ・・{using inorganic compounds}

D06L 3/025 ・・{using organic compounds}

D06L 3/026 ・・{in an inert solvent}

D06L 3/028 ・・{in a gaseous compositions}

D06L 3/04 ・by irradiation or ozonisation {electrolysis}

D06L 3/06 ・using compounds which contain halogen

D06L 3/061 ・・{combined with specific additives}

D06L 3/063 ・・{using organic compounds}

D06L 3/065 ・・{in an inert solvent}

D06L 3/066 ・・{in a gaseous composition (D06L 3/08 takes precedence)}

D06L 3/068 ・・{using hypohalogenites}

D06L 3/08 ・・chlorites; chlorine dioxide

D06L 3/085 ・・・{combined with specific additives}

D06L 3/10 ・using reducing agents

D06L 3/11 ・using enzymes

D06L 3/12 ・Optical bleaching {brightening}

D06L 3/1207 ・・{Optical brightening in aqueous medium}

D06L 3/1214 ・・・{with anionic brighteners}

D06L 3/1221 ・・・{with cationic brighteners}

D06L 3/1228 ・・・{with disperse brighteners}

D06L 3/1235 ・・{Optical brightening in organic solvent}

D06L 3/1242 ・・{Optical brightening in gaseous or solid form, e.g. transfer, powder}

D06L 3/125 ・・{Optical brightening with mixtures of optical brighteners}

D06L 3/1257 ・・{Optical brightening combined with other treatments, e.g. finishing, bleaching, softening, dyeing, white pigments}

D06L 3/1264 ・・{Optical brighteners preparations, physical treatments of optical brighteners, optical brighteners in aerosol form}

D06L 3/1271 ・・{Optical brightening assistants}

D06L 3/1278 ・・{Fixing treatments in optical brightening, e.g. heat, steam, acid shock}

D06L 3/1285 ・・{Fugitive optical brightening, organic blueing, discharge of optical brighteners, optical brighteners in discharge pastes, differential optical brightening}

D06L 3/1292 ・・・{Organic blueing with mixtures of organic dyes; mixtures of dyes with optical brighteners}

D06L 3/14 ・Multi-step processes

D06L 3/16 ・・combined with cleaning or washing