发明授权
US5210165A Alkyl vinylidene cyanide polymers exhibiting nonlinear optical and piezoelectric properties 失效
显示非线性光学和压电性能的亚烷基亚乙烯基氰化物聚合物

Alkyl vinylidene cyanide polymers exhibiting nonlinear optical and
piezoelectric properties
摘要:
This invention provides novel polymers containing alkyl vinylidene cyanide moieties that exhibit nonlinear optical and piezoelectric properties. The polymers have utility as media in optical devices.An invention polymer is illustrated by the copolymer of the following structure: ##STR1##
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