EP 0775228 A4 19980527 - A METHOD OF PREVENTING PHOTOBLEACHING OF WOOL AND/OR OTHER NATURAL FIBRES
Title (en)
A METHOD OF PREVENTING PHOTOBLEACHING OF WOOL AND/OR OTHER NATURAL FIBRES
Title (de)
VERFAHREN ZUR VERHINDERUNG VON PHOTODEGENERIERUNG VON WOLLE UND/ODER ANDERE NATÜRLICHE FASERN
Title (fr)
PROCEDE DE PREVENTION DE LA DECOLORATION PAR LA LUMIERE DE LA LAINE ET/OU D'AUTRES FIBRES NATURELLES
Publication
Application
Priority
- NZ 9500070 W 19950808
- NZ 26419994 A 19940808
Abstract (en)
[origin: WO9605357A1] A method of treating wool and/or other natural fibres with a chemical compound, the compound undergoing photoyellowing at a similar rate to the rate at which the wool and/or natural fibres undergoes photobleaching. The chemical compound is applied in an amount which ensures the photoyellowing of the chemical compound cancels out the photobleaching of the natural fibres. The chemical compounds are preferably syntans and may consist of condensation products of aromatic sulphonic and/or sulphonic acids. Other suitable compounds include optical brightening agents, tannins, and aromatic sulphonic acids.
IPC 1-7
IPC 8 full level
D06M 13/02 (2006.01); D06M 13/244 (2006.01); D06M 13/256 (2006.01); D06M 13/268 (2006.01); D06P 1/62 (2006.01); D06P 1/651 (2006.01)
CPC (source: EP)
D06M 13/256 (2013.01); D06M 13/268 (2013.01); D06P 1/625 (2013.01); D06P 1/65193 (2013.01)
Citation (search report)
- [X] US 5250079 A 19931005 - BAUMANN HANS-PETER [CH]
- [X] US 5240465 A 19930831 - PALACIN FRANCIS [FR]
- [X] US 5207802 A 19930504 - BAUMANN HANS-PETER [CH]
- [X] US 4295852 A 19811020 - WALZ KLAUS, et al
- [X] US 4270236 A 19810602 - ZURBUCHEN JACQUES, et al
- [X] US 4217103 A 19800812 - HORNLE REINHOLD [DE], et al
- [X] US 3930795 A 19760106 - FUCHS HERMANN, et al
- [X] US 3683013 A 19720808 - WALZ KLAUS, et al
- [X] GB 1377218 A 19741211 - SANDOZ LTD
- [X] FR 2398835 A1 19790223 - PROTEX MANUF PROD CHIMIQ [FR]
- [PX] US 5350422 A 19940927 - BURKINSHAW STEVEN M [GB], et al & EP 0555044 A1 19930811 - ICI PLC [GB]
- [PX] US 5428117 A 19950627 - TERRY MARK E [US], et al
- [E] EP 0685589 A2 19951206 - BAYER AG [DE]
- See references of WO 9605357A1
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9605357 A1 19960222; AT E199269 T1 20010315; AU 3123195 A 19960307; AU 684991 B2 19980108; DE 69520146 D1 20010329; DE 69520146 T2 20010927; EP 0775228 A1 19970528; EP 0775228 A4 19980527; EP 0775228 B1 20010221; JP H10504070 A 19980414
DOCDB simple family (application)
NZ 9500070 W 19950808; AT 95927098 T 19950808; AU 3123195 A 19950808; DE 69520146 T 19950808; EP 95927098 A 19950808; JP 50721696 A 19950808