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公开(公告)号:US5242491A
公开(公告)日:1993-09-07
申请号:US827861
申请日:1992-01-30
摘要: Novel gel compositions are provided which exhibit a drastic discontinuous volume change when exposed to or shielded from light energy.
摘要翻译: 提供了新的凝胶组合物,其在暴露于或遮蔽光能时表现出剧烈的不连续体积变化。