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:
May. 26, 2015
Filed:
Nov. 23, 2011
Applicants:
Jutta Karin Langlotz, Trostberg, DE;
Stefan Friedrich, Garching, DE;
Christoph Hesse, Ebersberg, DE;
Inventors:
Jutta Karin Langlotz, Trostberg, DE;
Stefan Friedrich, Garching, DE;
Christoph Hesse, Ebersberg, DE;
Assignee:
Construction Research & Technology GmbH, Trostberg, DE;
Primary Examiner:
Int. Cl.
CPC ...
C04B 24/26 (2006.01); C04B 28/02 (2006.01); C04B 40/00 (2006.01); C04B 103/00 (2006.01); C04B 103/14 (2006.01); C04B 103/52 (2006.01);
U.S. Cl.
CPC ...
C04B 24/2652 (2013.01); C04B 28/02 (2013.01); C04B 40/0042 (2013.01); C04B 2103/0062 (2013.01); C04B 2103/14 (2013.01); C04B 2103/52 (2013.01);
Abstract
The present invention relates to a solid composition containing calcium silicate hydrate and at least one water-swellable polymer which can form a hydrogel, and also to a process for preparing the composition, to the use thereof as a setting accelerator, and as a grinding aid in cement production. It also relates to building material mixtures which comprise the compositions.