Method for manufacturing DP-bioglass composition for use in...

Details Method for manufacturing DP-bioglass composition for use in... Method for manufacturing DP-bioglass composition for use in...

2005-11-07

2009-08-04

Koslow, C. Melissa (Department: 1793)

Compositions: coating or plastic

Coating or plastic compositions

Dental

C501S012000, C501S063000, C501S070000, C501S073000

Reexamination Certificate

active

07569105

ABSTRACT:
A method for manufacturing the DP-bioglass to use in dental fracture repair via the carbon dioxide laser, the method comprises the steps: mixing and co-dissolving silicon and phosphoric acid raw material into ethanol; sequentially adding nitric acid, calcium and sodium raw material and stirring; standing, drying, triturating and heating the composition to obtain a glass powder material consisting of Na2O—CaO—SiO2—P2O5and drying the oxide material mixing with a phosphoric acid to react the DP-bioglass.

REFERENCES:
patent: 4994414 (1991-02-01), Yamamoto et al.
patent: 5074916 (1991-12-01), Hench et al.

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