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:
May. 22, 2018
Filed:
Feb. 19, 2014
Ivoclar Vivadent Ag, Schaan, LI;
Ivoclar Vivadent AG, Schaan, LI;
Abstract
Primer formulation which contains (1) at least one alkoxysilane monomer of the general formula RSi(OR)(I), wherein Rstands for an organic residue which contains at least one ethylenically unsaturated, polymerizable group, Rstands for a C-Calkylorganic residue and n is 1, 2 or 3, wherein the residues Rand Rcan each be the same or different; (2) at least one polyhydrogen fluoride salt of the general formula (R)(HF)(II), wherein Rstands for a metal cation from the series of the alkali, alkaline earth or transition metals or for an ammonium ion of the formula (R)(R)(R)(R)N, in which RRRand Reach independently of each other stand for H or Cto Calkyl, Cto Calkenyl or C-Caryl residues, wherein R, R, Rand Rcan be the same or different, and wherein two of these residues can be bound together to form a heterocycle together with the nitrogen atom and wherein three of the residues and the nitrogen atom can together form a pyridinium ion, x is an integer from 2 to 5, preferably 2 to 4, in particular 3, z corresponds to the valence of the cationic residue R, (3) organic solvent, and (4) water.