EP 0717627 A1 19960626 - COSMETIC COMPOSITIONS
Title (en)
COSMETIC COMPOSITIONS
Title (de)
KOSMETISCHE ZUSAMMENSETZUNGEN
Title (fr)
COMPOSITIONS COSMETIQUES
Publication
Application
Priority
- GB 9316323 A 19930806
- US 9408838 W 19940805
Abstract (en)
[origin: WO9504537A1] A cosmetic composition in the form of an emulsion, gel or lotion comprising an aqueous/alcoholic solution of an acidic anti-acne active and a pyrrolidone-based complexing agent therefor, wherein the aqueous/alcoholic solution has a pH of less than pKa + 1, where pKa is the logarithmic acidity constant for the fully protonated anti-acne active. The cosmetic composition exhibits anti-acne effectiveness and product and colour stability.
IPC 1-7
IPC 8 full level
A61K 8/06 (2006.01); A61K 8/00 (2006.01); A61K 8/31 (2006.01); A61K 8/33 (2006.01); A61K 8/34 (2006.01); A61K 8/36 (2006.01); A61K 8/362 (2006.01); A61K 8/365 (2006.01); A61K 8/368 (2006.01); A61K 8/37 (2006.01); A61K 8/39 (2006.01); A61K 8/49 (2006.01); A61K 8/73 (2006.01); A61K 8/81 (2006.01); A61K 8/86 (2006.01); A61K 8/89 (2006.01); A61K 8/891 (2006.01); A61K 8/894 (2006.01); A61K 8/92 (2006.01); A61K 8/97 (2006.01); A61K 8/98 (2006.01); A61K 31/19 (2006.01); A61K 31/40 (2006.01); A61K 31/60 (2006.01); A61K 31/695 (2006.01); A61Q 1/02 (2006.01); A61Q 19/00 (2006.01); C08L 83/04 (2006.01)
CPC (source: EP)
A61K 8/362 (2013.01); A61K 8/368 (2013.01); A61K 8/73 (2013.01); A61K 8/8176 (2013.01); A61K 8/894 (2013.01); A61Q 1/02 (2013.01); A61Q 19/00 (2013.01)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE
DOCDB simple family (publication)
WO 9504537 A1 19950216; AU 673623 B2 19961114; AU 7520694 A 19950228; CA 2168425 A1 19950216; CN 1130875 A 19960911; CZ 34796 A3 19960717; EP 0717627 A1 19960626; EP 0717627 A4 19970910; GB 9316323 D0 19930922; JP H09501176 A 19970204; TW 401306 B 20000811
DOCDB simple family (application)
US 9408838 W 19940805; AU 7520694 A 19940805; CA 2168425 A 19940805; CN 94193324 A 19940805; CZ 34796 A 19940805; EP 94925189 A 19940805; GB 9316323 A 19930806; JP 50652795 A 19940805; TW 83109792 A 19941022