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:
May. 29, 2001
Filed:
Jul. 31, 1997
Applicant:
Inventors:
Jean-Claude Ser, Chevilly-Larue, FR;
Dolores Miguel, Aubervilliers, FR;
Assignee:
L'Oreal, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
A61K 7/027 ; A61K 7/031 ; A61K 7/42 ; A61K 7/44 ; A61K 7/48 ;
U.S. Cl.
CPC ...
A61K 7/027 ; A61K 7/031 ; A61K 7/42 ; A61K 7/44 ; A61K 7/48 ;
Abstract
A process for preparing a stable and anhydrous solid dispersion, containing from 20 to 95 weight percent of a fatty body, constituted of 10 to 50 weight percent of at least one wax having a melting point greater than 55° C., and from 4 to 50 weight percent of a polyhydric alcohol, involves heating the fatty body and the polyhydric alcohol to a temperature between 65° and 95° C. and mixing the heated components in a turbine rotating at a speed greater than 1500 rpm. The resulting dispersion is employed in the production of cosmetics in stick form.