GB1298490A - Stabilizer laminated electrets - Google Patents

Stabilizer laminated electrets

Info

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
Application number
GB60320/70A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kureha Corp
Original Assignee
Kureha Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kureha Corp filed Critical Kureha Corp
Publication of GB1298490A publication Critical patent/GB1298490A/en
Expired legal-status Critical Current

Links

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)
GB60320/70A 1969-12-19 1970-12-18 Stabilizer laminated electrets Expired GB1298490A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44101622A JPS4948119B1 (enExample) 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 (enExample)
CA (1) CA920279A (enExample)
DE (1) DE2062609A1 (enExample)
FR (1) FR2074040A5 (enExample)
GB (1) GB1298490A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
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
US4405402A (en) 1979-10-12 1983-09-20 The Marconi Company Limited Piezoelectric/pyroelectric elements

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5174419U (enExample) * 1974-12-09 1976-06-11
GB2079055B (en) * 1980-06-30 1985-02-20 Tokyo Shibaura Electric Co Electret device
GB2079054B (en) * 1980-06-30 1984-02-22 Tokyo Shibaura Electric Co Electret device
JPS57188105A (en) * 1981-05-14 1982-11-19 Toshiba Corp Electret constituent

Cited By (2)

* Cited by examiner, † Cited by third party
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
US4405402A (en) 1979-10-12 1983-09-20 The Marconi Company Limited Piezoelectric/pyroelectric elements

Also Published As

Publication number Publication date
FR2074040A5 (enExample) 1971-10-01
DE2062609A1 (de) 1971-09-09
CA920279A (en) 1973-01-30
JPS4948119B1 (enExample) 1974-12-19

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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