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. 05, 2021
Filed:
Aug. 01, 2017
Ivoclar Vivadent Ag, Schaan, LI;
Norbert Moszner, Triesen, LI;
Yohann Catel, Rans, CH;
Urs Karl Fischer, Arbon, CH;
Sven Tauscher, Knonau, CH;
Ivoclar Vivadent AG, Schaan, LI;
Abstract
Vinylcyclopropane of general formulae I in which X, Y in each case are O or NH, wherein X and Y cannot have the same meaning, Ris a linear or branched C-C-alkyl radical, which can be interrupted by O, S, an ester group or a urethane group, Ris a linear or branched C-C-alkylene radical, which can be interrupted by O, S, an ester group or a urethane group, Ris a hydrocarbon radical with 1 to 20 carbon atoms, which additionally can contain one or more N, O or S atoms, and n is 1, 2, 3 or 4, preferably 1 or 2. The vinylcyclopropanes are characterized by a low shrinkage and a high reactivity on radical polymerization and are suitable in particular for the preparation of dental materials.