NOVEL PHOTOACTIVATABLE NONLINEAR OPTICAL POLYMERS - POLY[((4-AZIDOPHENYL)CARBOXY)ETHYL METHACRYLATE]

被引:38
作者
HAYASHI, A [1 ]
GOTO, Y [1 ]
NAKAYAMA, M [1 ]
SATO, H [1 ]
WATANABE, T [1 ]
MIYATA, S [1 ]
机构
[1] TOKYO UNIV AGR & TECHNOL, FAC TECHNOL, DEPT MAT SYST ENGN, KOGANEI, TOKYO 184, JAPAN
关键词
D O I
10.1021/ma00045a041
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
A methacrylate polymer carrying azidobenzoate groups was prepared, and its nonlinear optical properties were studied. It was found that poly[(4-azidophenyl)carboxy)ethyl methacrylate] film irradiated by UV light under an electric field showed larger second harmonic generation (SHG) than one without irradiation. This is the first photoactivatable nonlinear optical polymer. The increase of SHG by irradiation was explained by the increase of the beta-value because a photoreaction changes the azido groups to amino and azo groups.
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页码:5094 / 5098
页数:5
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