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:
Apr. 14, 2015
Filed:
Dec. 19, 2012
Frauke Henning, Essen, DE;
Anke Reinschmidt, Essen, DE;
Ralph Scheuermann, Essen, DE;
George-hans Bayne, Essen, DE;
Kerstin Klein, Duisburg, DE;
Markus Roos, Essen, DE;
Frauke Henning, Essen, DE;
Anke Reinschmidt, Essen, DE;
Ralph Scheuermann, Essen, DE;
George-Hans Bayne, Essen, DE;
Kerstin Klein, Duisburg, DE;
Markus Roos, Essen, DE;
Evonik Industries AG, Essen, DE;
Abstract
The present application relates to compositions comprising at least one siloxane and at least one superplasticizer based on polycarboxylate ethers or sulphonates of lignin, melamine or naphthalene or of resins thereof, and to the use of such compositions as or in building-product mixtures or building products, especially mortar mixtures or concrete mixtures. Preferably the siloxane is a branched siloxane containing at least one 'T' unit and containing at least two different polyoxyalkylene moieties.