A multi-substituted hydroxyapatite and the composite material thereof with a natural and / or synthetic polymer, its preparation and uses thereof

摘要

A multisubstituted hydroxyapatite with ionic species, wherein said hydroxyapatite comprises: Sr2 + ions in a molar ratio of Sr / Ca from 0.002 to 0.35, corresponding to a molar ratio in percentage of Sr / Ca of 0.2% at 35%, and Mg2 + ions in a molar ratio of Mg / Ca from 0.01 to 0.30, corresponding to a molar ratio in percentage of Mg / Ca of 1% to 30%.