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:
Dec. 30, 2014
Filed:
Jul. 19, 2010
Joachim W. Zech, Kaufering, DE;
Thomas Klettke, Diessen, DE;
Sebastian Zeller, Cologne, DE;
Bernd Kuppermann, Herrsching, DE;
Hendrik Grupp, Inning a. Ammersee / Bachern a. Woerthsee, DE;
Joachim W. Zech, Kaufering, DE;
Thomas Klettke, Diessen, DE;
Sebastian Zeller, Cologne, DE;
Bernd Kuppermann, Herrsching, DE;
Hendrik Grupp, Inning a. Ammersee / Bachern a. Woerthsee, DE;
3M Innovative Properties Company, Saint Paul, MN (US);
Abstract
The invention relates to a hardenable dental composition comprising component (A) comprising a cationically hardenable compound, component (B) comprising an initiator being able to initiate the hardening reaction of the cationically hardenable compound, and component (C) comprising a filler, wherein the filler comprises a filler body and a filler surface, the filler surface comprising side groups with polar moieties. The invention also relates to a process of producing the dental composition, to the use of the dental composition as dental impression material and to a method of taking an impression of dental tissue.