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:
Sep. 25, 1990
Filed:
Apr. 03, 1989
Applicant:
Inventors:
Prasad S Ravi, Decatur, IL (US);
Hunter L Kickle, Mt. Zion, IL (US);
Patrick M McCurry, Decatur, IL (US);
David J Skogberg, Decatur, IL (US);
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H / ;
U.S. Cl.
CPC ...
536127 ; 536-41 ; 536 185 ; 536 186 ; 536124 ; 127 461 ;
Abstract
Glycoside products having a propensity to discolor (i.e., darken) under aqueous alkaline conditions are stabilized against discoloration under such conditions by treatment with from about 0.01 to about 2 weight percent (glycoside product dry weight basis) of a borohydride material such as sodium borohydride, potassium borohydride, lithium borohydride, etc.