EP 0184741 B1 19890726 - METHOD OF GREASING LEATHER AND SKINS
Title (en)
METHOD OF GREASING LEATHER AND SKINS
Publication
Application
Priority
DE 3444864 A 19841208
Abstract (en)
[origin: ES8609486A1] A method and composition for fatliquoring during the leather and skin tanning process, in which an amphoteric surfactant is employed which is the condensation product of at least one C6-22-fatty acid or corresponding ester with at least an aminoalkylalkanolamine followed by subsequent alkylation reaction with at least one vinylog compound.
IPC 1-7
IPC 8 full level
C14C 9/02 (2006.01)
CPC (source: EP US)
C14C 9/02 (2013.01 - EP US)
Citation (examination)
Römpps Chemielexikon, Seite 3817 (1977)
Designated contracting state (EPC)
CH DE FR GB IT LI
DOCDB simple family (publication)
EP 0184741 A2 19860618; EP 0184741 A3 19870513; EP 0184741 B1 19890726; BR 8506116 A 19860826; DE 3444864 A1 19860612; DE 3571835 D1 19890831; ES 549667 A0 19860901; ES 8609486 A1 19860901; US 4729767 A 19880308
DOCDB simple family (application)
EP 85115218 A 19851130; BR 8506116 A 19851206; DE 3444864 A 19841208; DE 3571835 T 19851130; ES 549667 A 19851206; US 80674085 A 19851209