JPS5669818A - High molecular electret element - Google Patents
High molecular electret elementInfo
- Publication number
- JPS5669818A JPS5669818A JP14527579A JP14527579A JPS5669818A JP S5669818 A JPS5669818 A JP S5669818A JP 14527579 A JP14527579 A JP 14527579A JP 14527579 A JP14527579 A JP 14527579A JP S5669818 A JPS5669818 A JP S5669818A
- Authority
- JP
- Japan
- Prior art keywords
- high molecular
- electret element
- molecular electret
- molecular
- electret
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14527579A JPS5669818A (en) | 1979-11-09 | 1979-11-09 | High molecular electret element |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14527579A JPS5669818A (en) | 1979-11-09 | 1979-11-09 | High molecular electret element |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5669818A true JPS5669818A (en) | 1981-06-11 |
JPS635890B2 JPS635890B2 (en) | 1988-02-05 |
Family
ID=15381362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14527579A Granted JPS5669818A (en) | 1979-11-09 | 1979-11-09 | High molecular electret element |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5669818A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3434767A1 (en) * | 1983-09-28 | 1985-04-11 | Mitsubishi Petrochemical Co., Ltd. | METHOD FOR PRODUCING A POLYMER ELEKTRET ELEMENT |
JPS63132514A (en) * | 1986-11-21 | 1988-06-04 | Mitsubishi Petrochem Co Ltd | Surface acoustic wave element using high polymer piezoelectric body |
-
1979
- 1979-11-09 JP JP14527579A patent/JPS5669818A/en active Granted
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3434767A1 (en) * | 1983-09-28 | 1985-04-11 | Mitsubishi Petrochemical Co., Ltd. | METHOD FOR PRODUCING A POLYMER ELEKTRET ELEMENT |
JPS6072214A (en) * | 1983-09-28 | 1985-04-24 | 三菱油化株式会社 | Method of producing polymer electret |
US4591465A (en) * | 1983-09-28 | 1986-05-27 | Mitsubishi Petrochemical Co., Ltd. | Method of producing polymeric electret element |
JPH0473282B2 (en) * | 1983-09-28 | 1992-11-20 | Mitsubishi Yuka Kk | |
JPS63132514A (en) * | 1986-11-21 | 1988-06-04 | Mitsubishi Petrochem Co Ltd | Surface acoustic wave element using high polymer piezoelectric body |
Also Published As
Publication number | Publication date |
---|---|
JPS635890B2 (en) | 1988-02-05 |
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