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含C60的苯乙烯和丙烯酰胺共聚物的合成与表征

Synthesis and Characterization of C 60 Containing Styrene and Acrylamide Copolymers

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【作者】 陶征洪汪长春杨武利府寿宽

【Author】 TAO Zheng Hong, WANG Chang Chun *, YANG Wu Li, FU Shou Kuan (Department of Macromolecular Science, the Laboratory of Molecular Engineering of Polymer, Fudan University, Shanghai 200433, China)

【机构】 复旦大学高分子科学系!聚合物分子工程开放实验室上海200433

【Abstract】 A series of styrene/acrylamide copolymers were synthesized. The PAm molar fraction in copolymers varies from 1 8% to 33%. Then the C 60 containing copolymers were obtained by the reaction of St/Am copolymer with C 60 in toluene at 30 ℃ and 80 ℃, respectively. The products are orange or brown powders and soluble in common solvents, such as CH 2Cl 2, CHCl 3, toluene, THF etc .. The C 60 moiety in copolymers varies from 0 49% to 1 45%(weight percentage ratio). The results also show that with the increase of mole percentage of amide group in copolymers, the weight percentage of C 60 increases while the C 60 /amide mole ratios in copolymers decline. In addition, raising the reaction temperature enhances the reactivity. The UV Vis spectra show that C 60 containing copolymers have a stronger adsorption from 400 nm to 500 nm than pure C 60 and C 60 doped copolymers have. Increasing the C 60 content in those samples, the characteristic peak of C 60 at 330 nm was suppressed gradually by a strong wide adsorption band from 290 nm to 350 nm, which reveals that amide group can react with C 60 and the C 60 is chemically bonded to the copolymers.

【基金】 国家自然科学基金
  • 【文献出处】 高等学校化学学报 ,CHEMICAL RESEARCH IN CHINESE UNIVERSITIES , 编辑部邮箱 ,1999年11期
  • 【分类号】O631
  • 【被引频次】4
  • 【下载频次】75
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