Photochromic dental material

Details Photochromic dental material Photochromic dental material

1996-05-16

1997-12-16

Bonner, Melissa

Compositions: coating or plastic

Coating or plastic compositions

Dental

501 13, 523116, 523118, 4332281, A61K 602, C09K 900, C09B 5700, C07D47104

Patent

active

056980205

ABSTRACT:
The invention relates to dental materials which contain a photochromic material such as for example a photochromic dye, a photochromic glass, a photochromic ceramic and/or a photochromic glass ceramic and which can be visually distinguished from natural tooth material after irradiating with light, but which assume their original colour again after a certain period has expired.

REFERENCES:
patent: 3208860 (1965-09-01), Amistead et al.
patent: 4046781 (1977-09-01), Yu
patent: 4600389 (1986-07-01), Schwartz
patent: 4891336 (1990-01-01), Prassas
patent: 4979976 (1990-12-01), Havens et al.
patent: 5162130 (1992-11-01), McLaughlin
Trotter, "Photochrome und photosensitive Guaser," Spektrum der Wissenschaft, Jun. 1991.
Durr, "Perspektiven auf dem Gebiet der Photochromie: 1,5-Elektrocycliserung von heteroanalogen Pentadienty-Anionen als Basis eines neuartigen Systems," Angew. Chem., 101:427-445 (1989).

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