氧化镁煅烧温度对磷酸镁生物骨胶固化过程的影响Effect of magnesium oxide calcining temperatures on setting process of magnesium phosphate bone adhesive
王爱娟,李均明,马安博,蒋百灵,刘林涛,张姣
摘要(Abstract):
研究了氧化镁煅烧温度对磷酸镁生物骨胶固化过程的影响规律,采用比表面积—孔隙率分析仪、扫描电镜表征煅烧前后氧化镁颗粒的比表面积、孔隙率及微观结构,采用维卡仪及红外测温仪测量磷酸镁生物骨胶固化时间和温度变化情况。结果表明,随着煅烧温度的增加,氧化镁的颗粒尺寸逐渐增加、比表面积和孔体积减小、化学活性降低,致使生物骨胶固化时间延长;煅烧温度的升高,磷酸镁生物骨胶固化过程中温度最高值出现时间延长,且其数值逐渐降低。
关键词(KeyWords): 氧化镁;煅烧温度;磷酸镁生物骨胶
基金项目(Foundation): 中国博士后基金面上资助项目(20100471626);; 中国教育部博士点基金(20106118120013);; 陕西省教育厅专项科研计划项目(2010JK755)
作者(Author): 王爱娟,李均明,马安博,蒋百灵,刘林涛,张姣
DOI: 10.13289/j.issn.1009-6264.2012.07.006
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