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  • 标题:SINTEZA ŞI CERCETAREA UNOR COPOLIMERI DIN N-VINILCARBAZOL CU ALCHENE SUPERIOARE
  • 本地全文:下载
  • 作者:Ştefan ROBU ; Dmitri MITCOV ; Petru BULMAGA
  • 期刊名称:Studia Universitatis Moldaviae: Stiinte Sociale
  • 印刷版ISSN:1814-3199
  • 电子版ISSN:2345-1017
  • 出版年度:2008
  • 卷号:2
  • 期号:12
  • 页码:150-155
  • 出版社:Moldova State University
  • 摘要:The synthesis and investigations of binary N-vinylcarbazole copolymers with higher alkenes and ternary N-vinylcarba- zole copolymers with oct-1-ene, hexadec-1-ene and vinylacetate are presented in this paper. The structure of synthesized copolymers was determined using IR and 1 H NMR spectroscopies and elemental analysis. Copolymerization constants were determined using UV spectroscopy. The results of copolymer thin films, sensitized with iodoform, cross-linking after UV and laser (λ = 0,42 μm) irradiation are presented. It was determined that thin films deposited from these copolymers cross-link 1,5–2,0 times faster than other carbazole containing copolymers known in literature. In coherent He-Cd (λ = 0,42 μm) laser light were recorded high quality holograms, that allow to recommend these fotorezistive materials as optical information recording media
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