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.

Date of Patent:
Dec. 27, 2022

Filed:

Jul. 20, 2016
Applicant:

Momentive Performance Materials Gmbh, Leverkusen, DE;

Inventors:

Gunnar Hoffmüller, Odenthal, DE;

Thorsten Felder, Dusseldorf, DE;

Roland Wagner, Bonn, DE;

Philip Kensbock, Cologne, DE;

Anita Witossek, Langenfeld, DE;

Silvia Effert, Leverkusen, DE;

Joerg-Walter Hermann, Leichlingen, DE;

Siegfried Hossinger, Bergisch Gladbach, DE;

Andreas Haeuseler, Cologne, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/04 (2006.01); C08L 83/08 (2006.01); C09D 5/16 (2006.01); G02B 1/14 (2015.01);
U.S. Cl.
CPC ...
C08L 83/08 (2013.01); C08G 77/045 (2013.01); C09D 5/1675 (2013.01); G02B 1/14 (2015.01);
Abstract

An asymmetrically substituted polyorganosiloxane comprising at least one or more siloxane blocks and different reactive groups at each end of the siloxane chain, e.g. an alkoxysilyl, alkenyl, epoxy, hydroxyaromatic or an ionic substituent. Each polyorganosiloxane block has substantially a monomodal chain length distribution and is suitable for the use as a surface modifying agent for organic or inorganic particles, as a surface active material, and/or as a compatibilizer in compositions having more two or more non-miscible phases.


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