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层状纳米羟基磷灰石的结晶性能及形成机理

郑志雯 刘小健 赵娜如 张淑花 魏坤 王迎军

硅酸盐学报2012,Vol.40Issue(5):715-722,8.
硅酸盐学报2012,Vol.40Issue(5):715-722,8.

层状纳米羟基磷灰石的结晶性能及形成机理

Crystal Properties and Formation Mechanism of Layered Nano-Crystalline of Hydroxyapatite

郑志雯 1刘小健 2赵娜如 1张淑花 2魏坤 1王迎军1

作者信息

  • 1. 国家人体组织功能重建工程技术研究中心/华南理工大学材料科学与工程学院,广州510640
  • 2. 华南理工大学材料科学与工程学院,广州510640
  • 折叠

摘要

Abstract

The nano-crystalline of hydroxyapatite(n-HA) with an ordered multi-layered structure was synthesized with a mono alkyl phosphate as a template.The effect of the condition on the microstructure and morphology was investigated via transmission electron microscopy,X-ray diffraction and Fourier transform infrared spectroscopy,respectively.The formation mechanism of the n-HA with layered structure was proposed according to the experimental results.The results showed that the nano-crystalline with the uniform structure can be formed after 24 h.The synthesized products were mainly n-HA under alkaline condition,and the products were mainly CaHPO4 under acidic condition.The shape and size of nano-crystals were relatively homogeneous at a mass ratio of alcohol to water of 2.0.In addition,processing conditions can effect the packing parameters of the surfactants.HA crystalls growing along the surfactant modes have different microstructure and morphology.

关键词

纳米羟基磷灰石/层状结构/结晶

Key words

nano-hydroxyapatite/layered structure/crystallization

分类

化学化工

引用本文复制引用

郑志雯,刘小健,赵娜如,张淑花,魏坤,王迎军..层状纳米羟基磷灰石的结晶性能及形成机理[J].硅酸盐学报,2012,40(5):715-722,8.

基金项目

国家“973”计划 ()

广东省重大科技专项 ()

中央高校基本科研业务费(2011ZM0015)资助项目 ()

硅酸盐学报

OA北大核心CSCDCSTPCD

0454-5648

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