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:
Oct. 11, 1988
Filed:
Mar. 03, 1988
Applicant:
Inventors:
Andre R Colas, Glashutten, DE;
Franck A Renauld, Barry, GB;
Assignee:
Dow Corning, Ltd., Barry, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ;
U.S. Cl.
CPC ...
556419 ; 556428 ;
Abstract
Silanes and organosiloxanes having the group ##STR1## wherein Q represents an olefinically-saturated divalent hydrocarbon group and Y represents --O--or --NH--. They can be prepared by the reaction of sodium sulphite or sodium bisulphite on the ester or amide ##STR2## and are useful as surface active agents.