| 发明名称 | Manufacturing method of polarizing polyvinylidene fluoride piezoelectric film without metalized electrode and system having the same | ||
| 摘要 | A manufacturing method of polarizing polyvinylidene fluoride (PVDF) piezoelectric film without metalized electrode includes providing a polyvinylidene fluoride (PVDF) piezoelectric film that is stretched into β phase; providing two glass substrates having an indium tin oxide (ITO) layer respectively, wherein the PVDF piezoelectric film is located between the two glass substrates, and the two ITO layers are coated located separately on top of and below the PVDF piezoelectric film; and imposing a DC electric field onto two ITO layers, wherein the DC electric field of polarization is 400 to 900 kV/cm approximately. | ||
| 申请公布号 | US8937426(B2) | 申请公布日期 | 2015.01.20 |
| 申请号 | US201213458238 | 申请日期 | 2012.04.27 |
| 申请人 | Chung-Yuan Christian University | 发明人 | Ting Yung;Lin Sheuan-Perng;Gunawan Hariyanto |
| 分类号 | H01L41/22;H01L41/18;H01L41/26;H01L41/047;H05B6/00 | 主分类号 | H01L41/22 |
| 代理机构 | Muncy, Geissler, Olds & Lowe, P.C. | 代理人 | Muncy, Geissler, Olds & Lowe, P.C. |
| 主权项 | 1. A manufacturing method of polarization without metalized electrode, which comprises: providing a polyvinylidene fluoride (PVDF) piezoelectric film that is stretched into β phase; providing two glass substrates having an indium tin oxide (ITO) layer respectively, wherein the PVDF piezoelectric film is located between the two glass substrates, and the two ITO layers are coated located separately on top of and below the PVDF piezoelectric film; and imposing a DC electric field onto two ITO layers, wherein the DC electric field of polarization is 400 to 900 kV/cm approximately. | ||
| 地址 | Tao Yuan County TW | ||