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:
Apr. 20, 1999
Filed:
Mar. 10, 1997
Applicant:
Inventors:
Erik Luddecke, Mutterstadt, DE;
Loni Schweikert, Altrip, DE;
Assignee:
BASF Akteingesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A23K / ; A23K / ;
U.S. Cl.
CPC ...
424442 ; 424451 ; 424461 ; 424489 ;
Abstract
Finely dispersed carotenoid or retinoid suspensions are prepared by dissolving the carotenoid or retinoid in a volatile, water-miscible organic solvent at 50.degree. C.-250.degree. C., where appropriate under elevated pressure, within less than 10 sec and immediately thereafter mixing the solution with an aqueous medium at from 0 to 90.degree. C., wherein the mixing with the aqueous medium takes place in the absence of a protective colloid and in the presence of at least one physiologically tolerated emulsifier.