发明名称 |
ELECTRET AND ELECTROSTATIC INDUCTION CONVERSION DEVICE |
摘要 |
<p>To provide an electret having a high surface voltage, and an electrostatic induction conversion device comprising such an electret. An electret comprising a laminate wherein a layer (A) containing a resin (a) and a layer (B) containing a resin (b) other than the resin (a) or an inorganic substance (c) are directly laminated, wherein the resin (a) is a fluororesin (a1), or a resin (a2) having an alicyclic structure and containing no fluorine atom; and the layer (B) is disposed on the outermost surface on a side opposite to the side where electric charge is injected at the time of injecting electric charge into the laminate to form the electret.</p> |
申请公布号 |
EP2266795(B1) |
申请公布日期 |
2015.07.01 |
申请号 |
EP20090732621 |
申请日期 |
2009.04.16 |
申请人 |
ASAHI GLASS COMPANY, LIMITED |
发明人 |
KASHIWAGI, KIMIAKI;OKANO, KUNIKO |
分类号 |
B32B27/30;B32B9/00;B32B27/34;H01G7/02;H04R19/01;H04R19/04 |
主分类号 |
B32B27/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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