IPC 7 English version
D06L-D06L00316

SECTION D – TEXTILES; PAPER


D 06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR


D 06 LBLEACHING, e.g. OPTICAL BLEACHING, DRY-CLEANING, OR WASHING FIBRES, THREADS, YARNS, FABRICS, FEATHERS, OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS (treatment of fibres or filaments of glass, mineral wool, or slag wool C03; chemical treatment of fibrous material to obtain fibres for spinning D01; for mechanical matters, see D06B, D06C, D06F; bleaching paper pulp or cotton linters D21)


Note

 Processes using enzymes or micro-organisms in order to:

 (i)liberate, separate or purify a pre-existing compound or composition, or to

 (ii)treat textiles or clean solid surfaces of materials

 are further classified in subclass C12S.  [5]


1/

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

1/

02.using organic solvents

1/

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

1/

06..De-sizing

1/

08..Multi-step processes

1/

10..Regeneration of used chemical baths

1/

12.using aqueous baths

1/

14..De-sizing

1/

16..Multi-step processes

1/

18..Working under pressure in closed vessels

1/

20..combined with mechanical means

1/

22.Processes involving successive treatments with aqueous and organic materials


3/

00Bleaching fibres, threads, yarns, fabrics, feathers, or made-up fibrous goods, leather, or furs

3/

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

3/

04.by irradiation or ozonisation

3/

06.using compounds which contain halogen

3/

08..chlorites; chlorine dioxide

3/

10.using reducing agents

3/

11.using enzymes [7]

 

3/

12.Optical bleaching

3/

14.Multi-step processes

3/

16..combined with cleaning or washing