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:
Aug. 24, 1993
Filed:
Dec. 13, 1990
Applicant:
Inventors:
Frederik D Barkey Wolf, Dordrecht, NL;
Bart Barmentlo, Delft, NL;
Anton R Immerseel, Vlaardingen, NL;
Otto E Rosier, Spijkenisse, NL;
Arend Zwanenburg, Vlaardingen, NL;
Assignee:
Van den Bergh Foods, Co., Division of Conopco, Inc., Lisle, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11B / ;
U.S. Cl.
CPC ...
554190 ; 554198 ; 554212 ; 554200 ;
Abstract
The present invention pertains to a process for refining soap-containing crude polyol fatty-acid polyester reaction product, comprising the step of contacting the crude reaction product with an aqueous acid solution to substantially convert the soap into its corresponding free fatty acids, the subsequent step of drying said crude reaction product to substantially remove any free-water therein, and the step of substantially removing from the dried crude reaction product any salts therein.