Radiopaque, low visual opacity dental composites containing non-

Details Radiopaque, low visual opacity dental composites containing non- Radiopaque, low visual opacity dental composites containing non-

1984-04-19

1985-03-05

Griffin, Ronald W.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

106 35, 26099811, 433228, 501103, 501133, 523115, A61K 608, C08K 336, C08L 3502

Patent

active

045031690

ABSTRACT:
Radiopaque, low visual opacity dental composites and non-vitreous microparticles for use therein, the microparticles individually containing amorphous silica microregions interspersed with radiopacifying polycrystalline ceramic metal oxide microregions, the microparticles being substantially free of visually opacifying inclusions such as crystalline microregions having diameters greater than about 0.4 micrometers.

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