DE2539924C3 - Verfahren zur kontinuierlichen Polarisierung einer bahnförmigen Kunststoffolie aus thermoplastischem Material - Google Patents
Verfahren zur kontinuierlichen Polarisierung einer bahnförmigen Kunststoffolie aus thermoplastischem MaterialInfo
- Publication number
- DE2539924C3 DE2539924C3 DE2539924A DE2539924A DE2539924C3 DE 2539924 C3 DE2539924 C3 DE 2539924C3 DE 2539924 A DE2539924 A DE 2539924A DE 2539924 A DE2539924 A DE 2539924A DE 2539924 C3 DE2539924 C3 DE 2539924C3
- Authority
- DE
- Germany
- Prior art keywords
- film
- electrically conductive
- polarization
- temperature
- sections
- 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.)
- Expired
Links
- 230000010287 polarization Effects 0.000 title claims description 37
- 238000000034 method Methods 0.000 title claims description 13
- 239000002985 plastic film Substances 0.000 title claims description 7
- 229920006255 plastic film Polymers 0.000 title claims description 7
- 239000012815 thermoplastic material Substances 0.000 title claims description 6
- 230000005684 electric field Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 4
- 239000002033 PVDF binder Substances 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 238000005498 polishing Methods 0.000 claims 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims 1
- 229920001169 thermoplastic Polymers 0.000 claims 1
- 239000004416 thermosoftening plastic Substances 0.000 claims 1
- 239000010408 film Substances 0.000 description 49
- 238000010438 heat treatment Methods 0.000 description 15
- 239000011888 foil Substances 0.000 description 11
- 230000015556 catabolic process Effects 0.000 description 10
- 238000009413 insulation Methods 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 241000283153 Cetacea Species 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229920002620 polyvinyl fluoride Polymers 0.000 description 2
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002999 depolarising effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/09—Forming piezoelectric or electrostrictive materials
- H10N30/098—Forming organic materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
- H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
- H01G7/021—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric
- H01G7/023—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric of macromolecular compounds
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/04—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
- H10N30/045—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/85—Piezoelectric or electrostrictive active materials
- H10N30/857—Macromolecular compositions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Laminated Bodies (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49103863A JPS5130997A (en) | 1974-09-11 | 1974-09-11 | Kobunshifuirumu no renzokuseikyokuhoho |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2539924A1 DE2539924A1 (de) | 1976-04-01 |
| DE2539924B2 DE2539924B2 (de) | 1981-06-19 |
| DE2539924C3 true DE2539924C3 (de) | 1982-02-25 |
Family
ID=14365275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2539924A Expired DE2539924C3 (de) | 1974-09-11 | 1975-09-09 | Verfahren zur kontinuierlichen Polarisierung einer bahnförmigen Kunststoffolie aus thermoplastischem Material |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3985914A (Direct) |
| JP (1) | JPS5130997A (Direct) |
| CA (1) | CA1042386A (Direct) |
| DE (1) | DE2539924C3 (Direct) |
| FR (1) | FR2284992A1 (Direct) |
| GB (1) | GB1507326A (Direct) |
| NL (1) | NL161913C (Direct) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4079437A (en) * | 1976-04-30 | 1978-03-14 | Minnesota Mining And Manufacturing | Machine and method for poling films of pyroelectric and piezoelectric material |
| EP0001008A1 (en) * | 1977-08-22 | 1979-03-07 | The Post Office | Method and apparatus for implanting an electret charge in a foil material, and product produced thereby |
| JPS5512508A (en) * | 1978-07-10 | 1980-01-29 | Kureha Chem Ind Co Ltd | Information recording sheet |
| GB2045522B (en) * | 1979-04-03 | 1983-03-16 | Standard Telephones Cables Ltd | Piezo-electric film manufacture |
| IL59078A0 (en) * | 1979-01-30 | 1980-05-30 | Int Standard Electric Corp | Manufacture of piezo-electric plastics film and transducer comprising it |
| FR2490877A1 (fr) | 1980-09-19 | 1982-03-26 | Thomson Csf | Procede de fabrication de films polymeres piezoelectriques |
| US4375718A (en) * | 1981-03-12 | 1983-03-08 | Surgikos, Inc. | Method of making fibrous electrets |
| JPS57188105A (en) * | 1981-05-14 | 1982-11-19 | Toshiba Corp | Electret constituent |
| US4393093A (en) * | 1981-06-12 | 1983-07-12 | Pennwalt Corporation | Preparation of high gamma (α)phase poly(vinylidene fluoride) piezoelectric materials |
| TWI223084B (en) * | 2002-04-25 | 2004-11-01 | Murata Manufacturing Co | Electronic component characteristic measuring device |
| DE102004011029B4 (de) * | 2004-03-04 | 2009-11-19 | Siemens Ag | Polymeraktor in Stapelbauweise und Verfahren zu dessen Herstellung |
| JP5288530B2 (ja) * | 2007-03-30 | 2013-09-11 | 富士フイルム株式会社 | 圧電素子製造方法及び液体吐出ヘッド製造方法 |
| JP6066773B2 (ja) * | 2013-03-05 | 2017-01-25 | 積水化学工業株式会社 | 圧電センサの製造方法 |
| US12225822B2 (en) * | 2017-11-30 | 2025-02-11 | Jabil Inc. | System for manufacturing piezoelectronics |
| CN110042481A (zh) * | 2019-04-26 | 2019-07-23 | 西安工程大学 | 一种连续生产压电纤维的装置及方法 |
| CN110306248A (zh) * | 2019-06-14 | 2019-10-08 | 西安工程大学 | 一种pvdf压电纤维的连续生产方法及装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1135737A (Direct) * | 1965-10-23 | 1900-01-01 | ||
| DE1639444B2 (de) * | 1967-05-15 | 1972-08-03 | Thermo Electron Engineering Corp., Waltham, Mass. (V.StA.) | Elektroakustischer wandler |
| US3632443A (en) * | 1968-04-27 | 1972-01-04 | Sony Corp | Method of making polypropylene electrets |
| NL143362B (nl) * | 1968-07-10 | 1974-09-16 | Tno | Werkwijze voor het formeren van een eenzijdig gemetalliseerde elektreetfoelie, alsmede zulk een elektreetfoelie geformeerd volgens deze werkwijze. |
| JPS5024440B1 (Direct) * | 1970-07-10 | 1975-08-15 | ||
| JPS5146919B1 (Direct) * | 1971-02-09 | 1976-12-11 |
-
1974
- 1974-09-11 JP JP49103863A patent/JPS5130997A/ja active Granted
-
1975
- 1975-09-09 CA CA235,050A patent/CA1042386A/en not_active Expired
- 1975-09-09 DE DE2539924A patent/DE2539924C3/de not_active Expired
- 1975-09-09 GB GB36984/75A patent/GB1507326A/en not_active Expired
- 1975-09-10 US US05/612,144 patent/US3985914A/en not_active Expired - Lifetime
- 1975-09-10 FR FR7527762A patent/FR2284992A1/fr active Granted
- 1975-09-11 NL NL7510698.A patent/NL161913C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2539924A1 (de) | 1976-04-01 |
| NL161913C (nl) | 1980-03-17 |
| JPS5613389B2 (Direct) | 1981-03-27 |
| NL7510698A (nl) | 1976-03-15 |
| CA1042386A (en) | 1978-11-14 |
| DE2539924B2 (de) | 1981-06-19 |
| JPS5130997A (en) | 1976-03-16 |
| FR2284992A1 (fr) | 1976-04-09 |
| US3985914A (en) | 1976-10-12 |
| NL161913B (nl) | 1979-10-15 |
| GB1507326A (en) | 1978-04-12 |
| FR2284992B1 (Direct) | 1978-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8381 | Inventor (new situation) |
Free format text: SASAKI, TOHRU ICHII, TAKAO TERASAKI, SHUJI, IWAKI, FUKUSHIMA, JP |
|
| 8339 | Ceased/non-payment of the annual fee |