GB1298490A - Stabilizer laminated electrets - Google Patents
Stabilizer laminated electretsInfo
- Publication number
- GB1298490A GB1298490A GB60320/70A GB6032070A GB1298490A GB 1298490 A GB1298490 A GB 1298490A GB 60320/70 A GB60320/70 A GB 60320/70A GB 6032070 A GB6032070 A GB 6032070A GB 1298490 A GB1298490 A GB 1298490A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electrets
- layers
- electret
- dec
- stabilizer
- 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
- 239000003381 stabilizer Substances 0.000 title 1
- 239000000463 material Substances 0.000 abstract 3
- -1 polyethylene Polymers 0.000 abstract 3
- 239000004033 plastic Substances 0.000 abstract 2
- 229920003023 plastic Polymers 0.000 abstract 2
- 239000002033 PVDF binder Substances 0.000 abstract 1
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 239000004743 Polypropylene Substances 0.000 abstract 1
- 239000004793 Polystyrene Substances 0.000 abstract 1
- 238000007598 dipping method Methods 0.000 abstract 1
- 229920002313 fluoropolymer Polymers 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 abstract 1
- 229920000515 polycarbonate Polymers 0.000 abstract 1
- 239000004417 polycarbonate Substances 0.000 abstract 1
- 229920000573 polyethylene Polymers 0.000 abstract 1
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract 1
- 239000005020 polyethylene terephthalate Substances 0.000 abstract 1
- 239000004926 polymethyl methacrylate Substances 0.000 abstract 1
- 229920001155 polypropylene Polymers 0.000 abstract 1
- 229920002223 polystyrene Polymers 0.000 abstract 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/204—Di-electric
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Laminated Bodies (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP44101622A JPS4948119B1 (de) | 1969-12-19 | 1969-12-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1298490A true GB1298490A (en) | 1972-12-06 |
Family
ID=14305482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB60320/70A Expired GB1298490A (en) | 1969-12-19 | 1970-12-18 | Stabilizer laminated electrets |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4948119B1 (de) |
CA (1) | CA920279A (de) |
DE (1) | DE2062609A1 (de) |
FR (1) | FR2074040A5 (de) |
GB (1) | GB1298490A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0021140A1 (de) * | 1979-06-29 | 1981-01-07 | International Business Machines Corporation | Ionenquelle in einer Vakuumkammer und Verfahren zum Betrieb derselben |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5174419U (de) * | 1974-12-09 | 1976-06-11 | ||
GB2079054B (en) * | 1980-06-30 | 1984-02-22 | Tokyo Shibaura Electric Co | Electret device |
GB2079055B (en) * | 1980-06-30 | 1985-02-20 | Tokyo Shibaura Electric Co | Electret device |
JPS57188105A (en) * | 1981-05-14 | 1982-11-19 | Toshiba Corp | Electret constituent |
-
1969
- 1969-12-19 JP JP44101622A patent/JPS4948119B1/ja active Pending
-
1970
- 1970-12-17 CA CA100874A patent/CA920279A/en not_active Expired
- 1970-12-18 GB GB60320/70A patent/GB1298490A/en not_active Expired
- 1970-12-18 DE DE19702062609 patent/DE2062609A1/de active Pending
- 1970-12-18 FR FR7045889A patent/FR2074040A5/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0021140A1 (de) * | 1979-06-29 | 1981-01-07 | International Business Machines Corporation | Ionenquelle in einer Vakuumkammer und Verfahren zum Betrieb derselben |
Also Published As
Publication number | Publication date |
---|---|
JPS4948119B1 (de) | 1974-12-19 |
DE2062609A1 (de) | 1971-09-09 |
CA920279A (en) | 1973-01-30 |
FR2074040A5 (de) | 1971-10-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |