压电元件以及压电器件
By employing a uniaxial orientation manufacturing technique using helical chiral polymer crystals in piezoelectric materials, the problems of insufficient electrical output of piezoelectric sheets and the complexity of cord-like piezoelectric elements have been solved, resulting in high-performance piezoelectric elements and devices.
CN115633534BActive Publication Date: 2026-07-17SEIKO EPSON CORP
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- SEIKO EPSON CORP
- Filing Date
- 2022-06-28
- Publication Date
- 2026-07-17
Smart Images
Figure CN115633534B_ABST
Abstract
本申请公开了压电元件以及压电器件，其压电效应和逆压电效应较高。该压电元件的特征在于，具备：压电体，具有彼此不同的第一面和第二面；第一电极，设置于所述第一面；以及第二电极，设置于所述第二面，并且，所述压电体包含具有作为结晶轴的取向轴的螺旋手性高分子晶体，所述取向轴以与所述第一面和所述第二面双方都相交的方式进行了单轴取向，所述压电体中的所述取向轴的取向度为0.80以上。
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