Patent · US Expired

Method of dental treatment

US5035621A · kind A · utility

11Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 1990
Grant dateJul 30, 1991
Priority date
Expiry dateJun 28, 2010

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61C19/003
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A photohardenable composition comprising a free radical addition polymerizable or crosslinkable compound and an ionic dye-counter ion compound, said compound being capable of absorbing actinic radiation and producing free radicals which initiate free radical polymerization or crosslinking of said compound; and photosensitive materials incorporating the same.

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