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含水溶性碳笼烯的水凝胶

HYDROGELS INVOLVING WATER SOLUBLE FULLERENE

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【作者】 陈立桅郑磊洪瀚李子臣周锡煌李福绵

【Author】 CHEN Liwei, ZHENG Lei, HONG Han, LI Zichen, ZHOU Xihuang, LI Fumian * (Department of Chemistry,Peking University,Beijing\ 100871)

【机构】 北京大学化学系

【摘要】 含水溶性碳笼烯的水凝胶陈立桅郑磊洪瀚李子臣周锡煌李福绵(北京大学化学系北京100871)关键词水溶性碳笼烯,水凝胶,超氧负离子随着碳笼烯(C60,C70,fulerenes)的简便制取方法[1]的问世,其应用,特别是其材料化自然被提到日程上来....

【Abstract】 C 60 can react easily with 2 aminoethanol forms a water soluble derivative (C 60 AE).C 60 AE can be further modified by acrylyl chloride and methacrylyl chloride form fullerence containing monomers (C 60 AE AC and C 60 AE MAC).A macromolecularized water soluble fullerenc (C 60 JD400) has been also obtained by reaction of C 60 with amino group terminated poly(propylene glycol) (Jeffamine D400). Based on above water soluble C 60 s,three kinds of C 60 involved hydrogels are prepared,i.e.adsorbing of C 60 JD400 by poly(N isopropylacrylamide) hydrogel results hydrogel involving C 60 ,absorbing type;polymerization of N isopropylacrylamide in C 60 JD400 aqueous solution gives an semi IPN type and its copolymerization with C 60 AE AC or C 60 AE MAC leads covalently binding type. The superoxide anion (O - 2) level under visible light irradiation in systems containing C 60 JD400 has been investigated by traditional cytochrome C method.cytochrome c is reduced by superoxide anmion and the absorbance of reduced cytochrome C increases along with the increasing of irradiation time.

  • 【文献出处】 高分子学报 ,ACTA POLYMERICA SINICA , 编辑部邮箱 ,1997年01期
  • 【分类号】O648.17
  • 【被引频次】1
  • 【下载频次】96
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