The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 05, 2010
Filed:
May. 07, 2008
Joaquin Bigorra Llosas, Sabedell, ES;
Karl Heinz Schmid, Mettmann, DE;
Rafael Pi Subirana, Granollers, ES;
Nuria Bonastre Gilabert, Barbera del Vall, ES;
Joaquin Bigorra Llosas, Sabedell, ES;
Karl Heinz Schmid, Mettmann, DE;
Rafael Pi Subirana, Granollers, ES;
Nuria Bonastre Gilabert, Barbera del Vall, ES;
Cognis IP Management GmbH, Duesseldorf, DE;
Abstract
Quaternary surfactants of the formula (I), wherein RCO is a linear or branched, saturated or unsaturated, optionally hydroxy-functionalized acyl radical having 6 to 22 carbon atoms and 0, 1, 2 or 3 double bonds, Ris a CHCOOH radical, an alkyl radical having 1 to 4 carbon atoms, a CHCHOH or a CHCHOCHCHOH group, and X is halide, alkyl sulfate, alkyl carbonate or alkyl phosphate, are useful as surfactants in cosmetic and pharmaceutical preparations. Aqueous solutions above 50% by weight of the surfactants are flowable and pumpable.