首页 | 本学科首页   官方微博 | 高级检索  
     

Mn_3O_4微球的制备及其对高氯酸铵热分解的催化作用
引用本文:李露明,李兆乾,马拥军,裴重华.Mn_3O_4微球的制备及其对高氯酸铵热分解的催化作用[J].含能材料,2014,22(6):758-761.
作者姓名:李露明  李兆乾  马拥军  裴重华
作者单位:四川省非金属复合与功能材料重点实验室-省部共建国家重点实验室培育基地,西南科技大学材料科学与工程学院,四川绵阳621010
基金项目:四川省非金属复合与功能材料重点实验室开放基金(11zxfk21)
摘    要:以四水合乙酸锰和无水乙醇为原料,用溶剂热法制备了Mn3O4微球。研究和讨论了反应温度、反应时间对实验结果的影响。得到了160℃反应4 h的最佳条件。用X射线衍射仪(XRD)、场发射扫描电子显微镜(FESEM)、透射电子显微镜(TEM)表征了Mn3O4微球的组成和形貌。用差示扫描量热仪(DSC)研究了Mn3O4微球对高氯酸铵(AP)热分解性能的影响。结果表明,Mn3O4微球是结晶度较高、粒径介于4~10 nm的超细Mn3O4粒子的聚集体。与纯AP相比,Mn3O4微球/AP混合物中AP的热分解温度下移160.1℃,出现在297.1℃,表明Mn3O4微球对AP热分解有明显的催化作用。

关 键 词:物理化学  MnO微球  高氯酸铵(AP)  催化效应
收稿时间:2014/2/20 0:00:00
修稿时间:2014/3/25 0:00:00

Preparation of Mn3O4 Microspheres and Their Catalytic Effects upon Thermal Decomposition of Ammonium Perchlorate
LI Lu-ming,LI Zhao-qian,MA Yong-jun and PEI Chong-hua.Preparation of Mn3O4 Microspheres and Their Catalytic Effects upon Thermal Decomposition of Ammonium Perchlorate[J].Chinese Journal of Energetic Materials,2014,22(6):758-761.
Authors:LI Lu-ming  LI Zhao-qian  MA Yong-jun and PEI Chong-hua
Affiliation:State Key Laboratory Cultivation Base for Nonmetal Composites and Functional Materials, School of Materials Science and Engineering, Southwest University of Science and Technology, Mianyang 621010, China,State Key Laboratory Cultivation Base for Nonmetal Composites and Functional Materials, School of Materials Science and Engineering, Southwest University of Science and Technology, Mianyang 621010, China,State Key Laboratory Cultivation Base for Nonmetal Composites and Functional Materials, School of Materials Science and Engineering, Southwest University of Science and Technology, Mianyang 621010, China and State Key Laboratory Cultivation Base for Nonmetal Composites and Functional Materials, School of Materials Science and Engineering, Southwest University of Science and Technology, Mianyang 621010, China
Abstract:
Keywords:physical chemistry  Mn3O4 microspheres  ammonium perchlorate (AP)  catalytic effect
本文献已被 CNKI 等数据库收录!
点击此处可从《含能材料》浏览原始摘要信息
点击此处可从《含能材料》下载全文
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号