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:
Mar. 02, 1976
Filed:
Aug. 09, 1973
Applicant:
Inventors:
Dieter Maassen, Dormagen, DT;
Roland Nast, Dormagen, DT;
Heinrich Bormann, Dormagen, DT;
Helmut Piechota, Leverkusen, DT;
Karl-Josef Kraft, Cora Opolis, PA (US);
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DT;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07H / ;
U.S. Cl.
CPC ...
2602 / ; 260 / ; 260 / ; 260 / ; 2602 / ;
Abstract
A process for the preparation of saccharose polyethers which makes saccharose polyethers with a high functionality easily available. This is accomplished by subjecting mixtures of saccharose, a small quantity of water, a small quantity of a low molecular weight polyol, monoamine or polyamine or any combination of these to an alkoxylation reaction the reaction being carried out in suspension in aromatic hydrocarbon solvents and in the presence of alkali metal hydroxide catalysts.