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. 26, 1992
Filed:
Sep. 13, 1990
Applicant:
Inventors:
Manfred Bucheler, Overath, DE;
Hans Gehringer, Cologne, DE;
Bernd Klinksiek, Bergisch Gladbach, DE;
Bernd Koglin, Bergisch Gladbach, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
252314 ; 252309 ; 252312 ; 366340 ; 424 59 ; 514941 ; 514942 ; 514943 ;
Abstract
The invention relates to a process for the preparation of fine-particled, stable, pharmaceutical or cosmetic dispersions consisting of an aqueous phase and an organic phase which is insoluble or not completely soluble in water (oily phase), in which a pre-emulsion is first prepared from the two phases by known emulsifying methods and is then further processed to the end product. The invention furthermore relates to apparatus for carrying out the process.