Hydroxyapatite ceramic powder was synthesized by chemical coprecipitation process.The. maxillofacial bone materials were made by slip-casting.HP and HIP post-sintering method.

• 采用化学共沉淀法合成羟基磷灰石粉料，采用注浆成型、热压烧结及热等级压后烧结等工艺制备羟基磷灰石颌面骨材料。