Patent · US Expired

Dental composition based on silicone crosslinkable by cation process

US7247660B2 · kind B2 · utility

4Cited by
4References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 18, 2004
Grant dateJul 24, 2007
Priority date
Expiry dateDec 27, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S522/908
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention concerns dental compositions. Said composition comprises (1) a silicone crosslinkable and/or polymerizable by cation process; (2) an efficient amount of at least an initiator such as onium borate; (3) at least a photosensitizer ; and (4) a dental filler present in the composition in a proportion of at least 10 wt. % relative to the composition total weight. Said dental compositions are useful for making dental prostheses or for dental restoration.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.