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:
Dec. 13, 2011
Filed:
Sep. 26, 2008
Applicants:
Dirk Kuppert, Recklinghausen, DE;
Burghard Grüning, Essen, DE;
Brian Yang, Midlothian, VA (US);
Sven Balk, Hanau, DE;
Gerd Löhden, Essen, DE;
Inventors:
Dirk Kuppert, Recklinghausen, DE;
Burghard Grüning, Essen, DE;
Brian Yang, Midlothian, VA (US);
Sven Balk, Hanau, DE;
Gerd Löhden, Essen, DE;
Assignee:
Evonik Goldschmidt GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/442 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to polysiloxane block copolymers of the formula A[LB(S)Q], where A is a polysiloxane block, L is a divalent organic linker, B is a polymer block composed of radically polymerizable monomers, S is a sulfur atom and Q is a monovalent organic radical and m is an integer from 1 to 50, to a method for their production, and to their use in cosmetics or personal care.