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. 20, 2001
Filed:
Jun. 08, 1999
Applicant:
Inventors:
C. Deane Roth, Decatur, IL (US);
Frank L. Edwards, Decatur, IL (US);
Patrick McCurry, Jr., West Chester, OH (US);
Assignee:
Henkel Corporation, Gulph Mills, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01H 1/504 ; C11D 3/38 ;
U.S. Cl.
CPC ...
C01H 1/504 ; C11D 3/38 ;
Abstract
A process for preparing alkyl polysaccharides comprising introducing a mixture of a hydrous saccharide in a first portion of fatty alcohol, introducing a second portion of fatty alcohol, agitating the mixture, allowing it to crystallize, reducing water content, contacting the reduced water content dispersion containing solid particles with an effective amount of acid catalyst and reacting the aliphatic alcohol with the saccharide source to form an alkylpolyglycoside.