Dental compositions having improved color stability

Details Dental compositions having improved color stability Dental compositions having improved color stability

1974-08-12

1976-11-09

Hoke, V.P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 4229, 260 4252, 26099811, C08K 554, C08K 536

Patent

active

039910083

ABSTRACT:
Dental compositions having improved color stability are prepared by employing a redox catalyst system consisting of a hydroperoxide oxidizing agent and a substituted thiourea reducing agent. The composition also comprises a methacrylate monomer, and optionally, a filler and a coupling agent.

REFERENCES:
patent: 2558139 (1951-06-01), Knock et al.
patent: 3539533 (1970-10-01), Lee et al.
patent: 3625916 (1971-12-01), Newman
patent: 3709866 (1973-01-01), Waller
patent: 3832326 (1974-08-01), North et al.
patent: 3845009 (1974-10-01), Gander

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