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:
Sep. 29, 2015
Filed:
Dec. 05, 2012
Applicant:
Sika Technology Ag, Baar, CH;
Inventors:
Franz Wombacher, Jonen, CH;
Beat Marazzani, Oberengstringen, CH;
Christian Bürge, Schafisheim, CH;
Christophe Kurz, Endingen, CH;
Gilbert Mäder, Marthalen, CH;
Assignee:
SIKA TECHNOLOGY AG, Baar, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 28/02 (2006.01); C04B 40/00 (2006.01); C04B 22/08 (2006.01); C04B 28/04 (2006.01); C04B 103/12 (2006.01); C04B 103/14 (2006.01);
U.S. Cl.
CPC ...
C04B 22/085 (2013.01); C04B 28/02 (2013.01); C04B 28/04 (2013.01); C04B 40/0039 (2013.01); C04B 40/0042 (2013.01); C04B 2103/12 (2013.01); C04B 2103/14 (2013.01);
Abstract
A process for preparing a setting and hardening accelerator for mineral binders includes the following steps: a) reacting a calcium compound CV with a silicon compound SV, and b) adding an acidic compound having a molecular weight of not more than 200 g/mol, more particularly 40-100 g/mol.