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  • 标题:Synthesis of soft coating photocrosslinkable elastomers and study of their photoreactivity
  • 作者:Challioui A. ; Oulmidi A. ; Bouammali B.
  • 期刊名称:Journal of Materials and Environmental Science
  • 印刷版ISSN:2028-2508
  • 出版年度:2016
  • 卷号:7
  • 期号:6
  • 页码:1898-1906
  • 出版社:University of Mohammed Premier Oujda
  • 摘要:Soft coating photocrosslinkable elastomers were prepared by addition of photosensitive alcohol to epoxidized 1,4-polyisoprene (20% epoxidized units of 1,4-polyisoprene E20 and 38% epoxidized units of 1,4-polyisoprene E38). The reaction was carried out in mild conditions in the presence of cerium ammonium nitrate CAN as catalyst and the yield in alkoxylated units averages 40% for 90% conversion of epoxidized units. The obtained polymers were characterized by IR, 1 H NMR and UV-Vis. Spectroscopic techniques. Thin films obtained by casting technique were irradiated by UV light to undergo photocrosslinking reaction and the efficiency of the photocrosslinking process was monitored by UV-Vis analysis of the irradiated samples.
  • 关键词:photosensitive; photocroslinking; alkoxylation; chalcone; epoxidized polyisoprene
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