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. 31, 2017
Filed:
Dec. 16, 2014
Construction Research & Technology, Gmbh, Trostberg, DE;
Alexander Kraus, Pittenhart, DE;
Joachim Dengler, Tacherting, DE;
Torben Gädt, Traunstein, DE;
Sandro Moro, Treviso, IT;
Juergen Bokern, Lohne, DE;
Anil Bendale, Mulund, IN;
Nicolas Moins, Evry, FR;
Nicoletta Zeminian, Treviso, IT;
Construction Research & Technology, GmbH, Trostberg, DE;
Abstract
The invention concerns a polycondensate containing (I) at least a structural unit, which is an aromatic moiety bearing a polyether side chain comprising 9 to 41 alkylene glycol units, (II) at least a structural unit, which is an aromatic moiety bearing at least one phosphoric acid ester group and (III) at least a methylene unit (—CH—), the polycondensate having a polycondensation degree of 10 to 75. Also concerned are building material mixtures containing said polycondensates and the use as dispersant for inorganic binders.