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. 10, 2017
Filed:
May. 27, 2014
Applicant:
Ivoclar Vivadent Ag, Schaan, LI;
Inventors:
Assignee:
Ivoclar Vivadent AG, Schaan, LI;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 6/08 (2006.01); A61K 6/00 (2006.01); C07F 9/38 (2006.01); C08F 230/02 (2006.01); A61K 6/083 (2006.01); C08F 222/38 (2006.01);
U.S. Cl.
CPC ...
C07F 9/3826 (2013.01); A61K 6/083 (2013.01); C07F 9/3808 (2013.01); C08F 222/38 (2013.01); C08F 230/02 (2013.01);
Abstract
β-Ketophosphonic acid according to general formula I: in which A=an aliphatic C-Cradical which can be interrupted by —O—, —S—, —CO—O— or —O—CO—C—; n=1, 2, 3 or 4; m=1 or 2; X=absent or a C-Cradical which can be interrupted by —O—, —S—, —CO—C—, —O—CO—NH— or —CO—NR—, wherein Ris H or C-C-alkyl; and PG=a group which can undergo free radical polymerization. The β-ketophosphonic acids are suitable in particular for the preparation of dental materials.