| (19) |
 |
|
(11) |
EP 1 621 604 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
12.04.2006 Bulletin 2006/15 |
| (43) |
Date of publication A2: |
|
01.02.2006 Bulletin 2006/05 |
| (22) |
Date of filing: 22.07.2005 |
|
| (51) |
International Patent Classification (IPC):
|
|
| (84) |
Designated Contracting States: |
|
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE
SI SK TR |
|
Designated Extension States: |
|
AL BA HR MK YU |
| (30) |
Priority: |
29.07.2004 WO PCT/IT20/04000419
|
| (71) |
Applicant: Orlandi S.p.A. |
|
20121 Milan (IT) |
|
| (72) |
Inventor: |
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- Orlandi, Vittorio
20121 Milano (IT)
|
| (74) |
Representative: Long, Giorgio et al |
|
Jacobacci & Partners S.p.A.
Via Senato, 8
20121 Milano
20121 Milano (IT) |
|
| |
|
| (54) |
Colour scavenger material |
(57) The present invention relates to a dye-scavenger material for the colour released
by laundry in washing water comprising a substrate in natural and/or synthetic fabric,
non-woven natural and/or synthetic fabric, and paper, and an additive comprising cationic
heterocyclic polymers, proteins, chitin, chitosan, polyvinylamine (PVA), polethylenimine
(PEI), acrylic polymers, vinylic polymers, poliamine-N-oxide and their blends. The
invention also relates to a process for obtaining said material.