EP 0569793 A1 19931118 - Process for dyeing of polyamides in the presence of manganese (II) salts.
Title (en)
Process for dyeing of polyamides in the presence of manganese (II) salts.
Title (de)
Färbeverfahren von Polyamiden in Gegenwart von Mangan (II) Salzen.
Title (fr)
Procédé de teinture de polyamides en présence de sels de manganèse II.
Publication
Application
Priority
DE 4215589 A 19920512
Abstract (en)
The novel process for dyeing polyamide fibres with acid dyes by adding small amounts of metal salts to the dyebath yields dyeings having a better lightfastness by up to three points.
Abstract (de)
Das neue Verfahren zum Färben von Polyamidfasern mit Säurefarbstoffen, bei dem dem Färbebad geringe Mengen an Metallsalzen zugesetzt werden, liefert Färbungen mit einer um bis zu drei Noten verbesserten Lichtechtheit.
IPC 1-7
IPC 8 full level
D06P 1/39 (2006.01); D06P 1/651 (2006.01); D06P 1/653 (2006.01); D06P 1/673 (2006.01); D06P 3/24 (2006.01)
CPC (source: EP US)
D06P 1/65125 (2013.01 - EP US); D06P 1/67341 (2013.01 - EP US); D06P 3/241 (2013.01 - EP US)
Citation (search report)
- [Y] FR 2398834 A1 19790223 - UGINE KUHLMANN [FR]
- [Y] GB 1106696 A 19680320 - SANDOZ LTD
- [Y] FR 1050110 A 19540105 - RHODIACETA
- [AD] DATABASE WPI Week 8228, Derwent Publications Ltd., London, GB; AN 82-58076E & JP-A-57 089 664 (TORAY IND INC) 4. Juni 1982
Designated contracting state (EPC)
CH DE FR GB IT LI
DOCDB simple family (publication)
EP 0569793 A1 19931118; EP 0569793 B1 19951129; CA 2095798 A1 19931113; DE 4215589 A1 19931118; DE 59301039 D1 19960111; JP H07268783 A 19951017; US 5462565 A 19951031
DOCDB simple family (application)
EP 93106986 A 19930429; CA 2095798 A 19930507; DE 4215589 A 19920512; DE 59301039 T 19930429; JP 12999593 A 19930506; US 30255694 A 19940908