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:
Jan. 15, 2008
Filed:
Dec. 18, 2003
Applicants:
Christian Herzig, Waging, DE;
Siegfried Dormeier, Stubenberg, DE;
Inventors:
Christian Herzig, Waging, DE;
Siegfried Dormeier, Stubenberg, DE;
Assignee:
Wacker Chemie AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
Easily emulsified hydrophilic copolysiloxanes may be prepared by hydrosilylation employing an Si—H-functional organosiloxane with a compound containing both a hydrosilylatable group and an active hydrogen, and reacting the intermediate thus formed with a di- or polyisocyanate, wherein the reactants employed to produce the intermediate contain less than 2000 ppm water.