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. 21, 2025
Filed:
Dec. 12, 2019
Applicant:
Wacker Chemie Ag, Munich, DE;
Inventors:
Dmitry Davydov, Moskwa, RU;
Wei Cai, Burghausen, DE;
Fanghua Lei, Shanghai, CN;
Zheng Li, Shanghai, CN;
Assignee:
WACKER CHEMIE AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 24/42 (2006.01); C04B 7/52 (2006.01); C04B 14/28 (2006.01); C04B 28/02 (2006.01);
U.S. Cl.
CPC ...
C04B 24/42 (2013.01); C04B 7/52 (2013.01); C04B 14/28 (2013.01); C04B 28/02 (2013.01);
Abstract
The present invention relates to the use of an additive which is an aqueous system of specific polyether silicones in clinker and cement preparation. The additive improves the grinding efficiency and also results in an improvement in the cured properties of cementitious compositions employing cement so produced.