Dental fillers, pastes, and compositions prepared therefrom

Details Dental fillers, pastes, and compositions prepared therefrom Dental fillers, pastes, and compositions prepared therefrom

2006-08-15

2006-08-15

Yoon, Tae H. (Department: 1714)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C523S116000, C523S118000, C523S120000, C523S212000, C523S214000, C524S450000, C106S035000, C427S220000, C428S405000, C433S228100

Reexamination Certificate

active

07091259

ABSTRACT:
The present invention provides a dental paste, methods of making and using the dental paste, and compositions prepared therefrom. The dental paste includes (a) a filler including porous, non-pyrogenic silica having a silane treated surface and being substantially free of heavy metals and (b) a filler including non-agregated primary silica particles, with the fillers being dispersed in a hardenable resin. Fillers including porous, non-pyrogenic silica, and methods of making and using the fillers, are also provided.

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