Curable composition
US5171763A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 10, 1991 |
| Grant date | Dec 15, 1992 |
| Priority date | — |
| Expiry date | Dec 10, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C69/76
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
There is provided a curable composition for dental restoration comprising a vinyl monomer containing not less than 30% by weight of an acid group-containing vinyl monomer represented by the formula ##STR1## wherein R.sup.1 's may be the same or different and each denotes a hydrogen atom or a methyl group, R.sup.2 denotes a trivalent to hexavalent organic residue having 1 to 30 carbon atoms which residue may have an ether linkage and/or an ester linkage, m is an integer of 2 to 4, n is an integer of 1 or 2, an ion dissolving filler that dissolves a polyvalent metallic ion, and a polymerization initiator. Said curable composition features that it shows high adhesion even under humidity, and its cured product has high strength and less coloration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.