METHOD OF PREPARING CALCIUM HYDROXYL APATITE Russian patent published in 1997 - IPC

Abstract RU 2098350 C1

FIELD: industrial inorganic syntheses. SUBSTANCE: calcium hydroxide solution is brought in interaction with phosphoric acid until pH value of reaction mixture attains 6.5-8.0. Precipitate is separated from mother liquor by filtration, washed with water, and dried at 20-30 C to form dentine- type product, or at 100-140 C to form product similar to human tooth enamel. Method may find use in stomatology and traumatology. EFFECT: widened choice of medical-destination products. 2 cl, 1 tbl

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RU 2 098 350 C1

Authors

Pal'Chik N.A.

Arkhipenko D.K.

Grigor'Eva T.N.

Gonchar A.M.

Dates

1997-12-10Published

1996-01-16Filed