Process for producing an apatite powder having improved sinterab

Details Process for producing an apatite powder having improved sinterab Process for producing an apatite powder having improved sinterab

1978-03-17

1979-04-17

McCarthy, Helen

Compositions: coating or plastic

Coating or plastic compositions

Marking

106 35, 106 45, 1062866, 1062862, 423308, 423309, C01B 2532, C04B 3500

Patent

active

041498941

ABSTRACT:
A sintered apatite body obtained by molding and sintering an apatite powder, Ca.sub.5 (PO.sub.4).sub.3 OH, containing 0.01 to 20% by weight of (Ca,Mg).sub.3 (PO.sub.4).sub.2. The sintered apatite body has high mechanical strength and good affinity with living tissues and cells, and is suitable as medical implant materials such as prosthetic teeth or bones.

REFERENCES:
patent: 3379541 (1968-04-01), Tuvell
patent: 3893841 (1975-07-01), Nijhawan
patent: 4097935 (1978-07-01), Jarcho
Publicly disclosed Japanese Patent Appl'n No. 51-40400, May 4, 1976 and (43 pages of English Translation).
Neuman, W. F. et al., "Synthetic Hydroxyapatite Crystals, IV. Magnesium Incorporation"-Chem. Abstracts 75 (1971) p. 324, item 68591x
Aoki, H. et al. "Formation of Calcium Phosphates in Aqueous Solution at 37.degree. C."-Report of the Institute for Medical & Dental Eng. 7 (1973) pp. 107-111 (and English translation).

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