Process for preparing hydroxylapatite

Details Process for preparing hydroxylapatite Process for preparing hydroxylapatite

C - Chemistry, Metallurgy

01

B

C01B 25/32 (2006.01) A61L 27/12 (2006.01) A61L 27/32 (2006.01)

Patent

CA 2652535

A process for preparing hydroxylapatite from a calcium carbonate- containing algae comprising the steps of: (a) converting at least some of the calcium carbonate in the algae to calcium oxide without changing the porosity of the algae; and (b) reacting the so-formed material of step (a) with phosphate ions in water.

La présente invention concerne un procédé de synthèse d'hydroxylapatite à partir d'algues contenant du carbonate de calcium, ledit procédé comprenant les étapes suivantes : (a) convertir au moins une partie du carbonate de calcium des algues en oxyde de calcium sans changement de porosité des algues ; et (b) faire réagir le produit obtenu dans l'étape (a) avec des ions phosphate dans de l'eau.

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