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:
Feb. 04, 2020
Filed:
Sep. 22, 2016
Applicant:
Sika Technology Ag, Baar, CH;
Inventors:
Jürg Weidmann, Winterthur, CH;
Jörg Zimmermann, Winterthur, CH;
Assignee:
SIKA TECHNOLOGY AG, Baar, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 24/26 (2006.01); C04B 24/16 (2006.01); C04B 24/24 (2006.01); C04B 103/40 (2006.01);
U.S. Cl.
CPC ...
C04B 24/2605 (2013.01); C04B 24/165 (2013.01); C04B 24/246 (2013.01); C04B 24/267 (2013.01); C04B 24/2647 (2013.01); C04B 24/2658 (2013.01); C04B 2103/408 (2013.01);
Abstract
The present invention relates to a copolymer, especially for use as a dispersant for solid particles, in particular for use as dispersant for mineral binder compositions, having a polymer backbone and side chains bonded thereto, comprising at least one ionizable monomer unit Mand at least one side chain-bearing monomer unit M, wherein the copolymer has a gradient structure in at least one section A in a direction along the polymer backbone with regard to the ionizable monomer unit Mand/or with regard to the side chain-bearing monomer unit M