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THESYNTHESIS AND CHARACTERIZATION OF CROSSLINKED GELATIN WITH HYDROPHILIC/ HYDROPHOBIC GRAFTS

SYNTHESIS AND LUMINESCENT PROPERTIES OF Eu~3+DOPED SODIUM PHOSPHOTUNGSTATE GLASSES

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【作者】 巫拱生程振刚程世英

【Author】 Yang Shuijin (Department of Chemistry, Hubei Teachers College, Huangshi 435002) )

【机构】 青岛大学化学系

【摘要】 以过硫酸钾(KPS)-亚硫酸氢钠(NaBS)为引发体系,甲基丙烯酸甲酯(MMA)及甲基丙烯酸(MAA)为接枝单体,制得了具有亲水性与疏水性接枝支链交联明胶.用红外光谱确证了产物结构.实验结果表明,当[KPS]=[NaBS]=6×10-3M,[MMA]=6×10-1M,Gelx-g-PMAA=4g,SL=4100,60℃反应5小时,接枝率G%及接枝效率E%均出现最大值.研究了此类两亲性接枝交联明胶的溶胀行为.

【Abstract】 Sodium phosphotungstate glasses of various ratios of P2O5/WO3 were doped by 1.0 weight per cent Eu3+. Fluorescence spectra were measured on excitation to 394nm and 464nm. The luminescence properties of these phosphors were investigated.

  • 【文献出处】 青岛大学学报(自然科学版) ,Journal of Qingdao University(Natural Science) , 编辑部邮箱 ,1997年04期
  • 【分类号】O648
  • 【下载频次】31
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