发明授权
- 专利标题： Process for preparing polymeric piezoelectric material
- 专利标题（中）： 制备聚合物压电材料的方法
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申请号： US606136申请日： 1984-05-02
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公开(公告)号： US4565943A公开(公告)日： 1986-01-21
- 发明人: Junichi Sako , Toshiharu Yagi , Yoshihide Higashihata , Kouji Fukuyama
- 申请人： Junichi Sako , Toshiharu Yagi , Yoshihide Higashihata , Kouji Fukuyama
- 申请人地址： JPX Osaka
- 专利权人： Daikin Kogyo Co., Ltd.
- 当前专利权人： Daikin Kogyo Co., Ltd.
- 当前专利权人地址： JPX Osaka
- 优先权： JPX58-81480 19830509
- 主分类号： H01L41/193
- IPC分类号： H01L41/193 ; H01L41/45 ; H01L41/08
摘要：
A process for preparing a polymeric piezoelectric material which comprises a vinylidene fluoride containing polymer, comprising applying at least two cycles of alternate electric field except a rectangular wave to the material to polarize it, by which process, the polymeric piezoelectric material is prepared at a low temperature for a short time.
公开/授权文献
- US4005659A Impact actuated projectile fuze 公开/授权日：1977-02-01