| La_(0.7)Ca_(0.3)Fe_(0.25)Co_(0.75)O_3-聚苯胺纳米复合材料的合成与表征 |
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| 引用本文： | 印厚飞,林生岭,陈传祥,朱炜锋,吴家建.La_(0.7)Ca_(0.3)Fe_(0.25)Co_(0.75)O_3-聚苯胺纳米复合材料的合成与表征[J].化工新型材料,2009,37(2). |
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| 作者姓名： | 印厚飞 林生岭 陈传祥 朱炜锋 吴家建 |
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| 作者单位： | 江苏科技大学材料科学与工程学院,镇江,212003 |
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| 基金项目： | 国家自然科学基金，江苏科技大学博士启动基金 |
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| 摘 要： | 用甘氨酸一硝酸盐燃烧法制备掺杂的钙钛矿型La0.7Ca0.3Fe0.25Co0.75O3纳米晶体复合氧化物;以苯胺、过硫酸铵为原料,盐酸为溶荆,采用原位聚合法合成粒径为18.1nm的La0.7Ca0.3Fe0.25Co0.75O3-聚苯胺纳米复合材料.用IR、XRD、SEM和电化学测试对复合材料进行表征.结果表明;La0.7Ca0.3Fe0.25Co0.75O3纳米晶体阻碍了聚苯胺结晶,复合材料中PANI和La0.7Ca0.3Fe0.25Co0.75O3存在相互作用,高分子基体在一定程度上减少了纳米颗粒的团聚.循环伏安表明,在KOH溶液中,复合材料有更好的电化学活性.
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| 关 键 词： | 纳米复合材料 聚苯胺 |
Synthesis and characterization of La_(0.7)Ca_(0.3)Fe_(0.25)Co_(0.75)O_3-PANI nanocomposites |
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| Yin Houfei,Lin Shenglin,Chen Chuanxiang,Zhu Weifeng,Wu Jiajian.Synthesis and characterization of La_(0.7)Ca_(0.3)Fe_(0.25)Co_(0.75)O_3-PANI nanocomposites[J].New Chemical Materials,2009,37(2). |
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| Authors: | Yin Houfei Lin Shenglin Chen Chuanxiang Zhu Weifeng Wu Jiajian |
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| Affiliation: | Material Science and Engineering Institute;Jiangsu University of Science and Technology;Zhenjiang 212003 |
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| Abstract: | A new combustion synthesis method,the glycine-nitrate process was used to prepare perovskite-type doped complex oxide of La0.7Ca0.3Fe0.25Co0.75O3,La0.7Ca0.3Fe0.25Co0.75O3-PANI composites whose diameter were 18.1nm were prepared in polymerization method using aniline,ammonium persulfate and hydrochloric acid as starting materials.La0.7Ca0.3Fe0.25Co0.75O3-PANI composites were characterized by IR,XRD,SEM and electrochemical tests.Results showed that the nano-crystals La0.7Ca0.3Fe0.25Co0.75O3 hampered the cryst... |
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| Keywords: | La0 7Ca0 3Fe0 25Co0 75O3 |
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