Dentistry – Method or material for testing – treating – restoring – or... – By filling – bonding or cementing
Patent
1990-06-28
1991-07-30
Wilson, John J.
Dentistry
Method or material for testing, treating, restoring, or...
By filling, bonding or cementing
4332281, A61C 504
Patent
active
050356216
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.
REFERENCES:
patent: 4089763 (1978-05-01), Dart et al.
patent: 4388421 (1983-06-01), Suzuki et al.
patent: 4553940 (1985-11-01), Koblitz et al.
patent: 4746685 (1988-05-01), Masuhara et al.
Adair Paul C.
Gottschalk Peter
Neckers Douglas C.
Pappas S. Peter
Schuster Gary B.
Mead Corporation
Wilson John J.
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