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. 13, 2015
Filed:
Sep. 07, 2009
Applicants:
Alexander Kraus, Amerang, DE;
Frank Dierschke, Oppenheim, DE;
Fabian Becker, Trostberg, DE;
Thomas Schuhbeck, Trostberg, DE;
Harald Grassl, Feichten an der Alz, DE;
Karin Groess, Pittenhart, DE;
Inventors:
Alexander Kraus, Amerang, DE;
Frank Dierschke, Oppenheim, DE;
Fabian Becker, Trostberg, DE;
Thomas Schuhbeck, Trostberg, DE;
Harald Grassl, Feichten an der Alz, DE;
Karin Groess, Pittenhart, DE;
Assignee:
Construction Research & Technology GmbH, Trostberg, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08G 79/02 (2006.01); C04B 24/24 (2006.01); C08G 65/327 (2006.01); C08G 65/335 (2006.01); C04B 103/30 (2006.01); C04B 103/32 (2006.01);
U.S. Cl.
CPC ...
C04B 24/246 (2013.01); C08G 65/327 (2013.01); C08G 65/3353 (2013.01); C04B 2103/302 (2013.01); C04B 2103/32 (2013.01);
Abstract
The invention relates to a process for the preparation of a phosphated polycondensate, at least one sulphonic acid being used as catalyst, and to the use of the phosphated polycondensate obtained as an admixture for aqueous suspensions of hydraulic and/or latently hydraulic binders.