EP 0344555 A3 19911106 - PROCESS FOR DYEING LEATHER USING PIGMENTS
Title (en)
PROCESS FOR DYEING LEATHER USING PIGMENTS
Publication
Application
Priority
DE 3818183 A 19880528
Abstract (en)
[origin: EP0344555A2] Process for dyeing leather by means of pigments in aqueous liquor, wherein the leather is treated with pigments at a temperature of from 20 to 60 DEG C in the presence of an alkoxylated amine having at least 20 carbon atoms.
IPC 1-7
IPC 8 full level
D06P 1/44 (2006.01); D06P 1/607 (2006.01); D06P 1/613 (2006.01); D06P 3/32 (2006.01)
CPC (source: EP KR US)
D06P 1/44 (2013.01 - EP US); D06P 1/6076 (2013.01 - EP US); D06P 3/32 (2013.01 - EP KR US); D06P 3/60 (2013.01 - KR)
Citation (search report)
- [X] EP 0013369 A1 19800723 - BASF AG [DE]
- [Y] GB 976529 A 19641125 - ASAHI DENKA KOGYO KK
- [Y] US 4083681 A 19780411 - FREI ALFRED, et al
- [AD] US 3841888 A 19741015 - BELDE H, et al
Designated contracting state (EPC)
CH DE ES FR GB IT LI SE
DOCDB simple family (publication)
EP 0344555 A2 19891206; EP 0344555 A3 19911106; EP 0344555 B1 19930908; CA 1335926 C 19950620; DE 3818183 A1 19891207; DE 58905506 D1 19931014; ES 2042875 T3 19931216; JP 2783290 B2 19980806; JP H0219579 A 19900123; KR 900018468 A 19901221; KR 960015894 B1 19961123; US 4983185 A 19910108
DOCDB simple family (application)
EP 89109121 A 19890520; CA 600718 A 19890525; DE 3818183 A 19880528; DE 58905506 T 19890520; ES 89109121 T 19890520; JP 13029589 A 19890525; KR 890007203 A 19890527; US 35771289 A 19890526