ATE556544T1 - Material für ein wärmebständiges elektret und wärmebeständiges elektret - Google Patents

Material für ein wärmebständiges elektret und wärmebeständiges elektret

Info

Publication number
ATE556544T1
ATE556544T1 AT04747995T AT04747995T ATE556544T1 AT E556544 T1 ATE556544 T1 AT E556544T1 AT 04747995 T AT04747995 T AT 04747995T AT 04747995 T AT04747995 T AT 04747995T AT E556544 T1 ATE556544 T1 AT E556544T1
Authority
AT
Austria
Prior art keywords
heat resistant
electret
resistant electret
metal member
resin film
Prior art date
Application number
AT04747995T
Other languages
English (en)
Inventor
Susumu Kawato
Yoshinori Ohta
Original Assignee
Toho Kasei Co Ltd
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
Priority claimed from JP2003277808A external-priority patent/JP3621700B1/ja
Priority claimed from JP2003383818A external-priority patent/JP3644952B1/ja
Application filed by Toho Kasei Co Ltd filed Critical Toho Kasei Co Ltd
Application granted granted Critical
Publication of ATE556544T1 publication Critical patent/ATE556544T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R19/00—Electrostatic transducers
    • H04R19/01—Electrostatic transducers characterised by the use of electrets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/006—Interconnection of transducer parts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
    • H04R2201/029—Manufacturing aspects of enclosures transducers
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/3154—Of fluorinated addition polymer from unsaturated monomers
    • Y10T428/31544—Addition polymer is perhalogenated
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Laminated Bodies (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Filtering Materials (AREA)
AT04747995T 2003-07-22 2004-07-21 Material für ein wärmebständiges elektret und wärmebeständiges elektret ATE556544T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2003277808A JP3621700B1 (ja) 2003-07-22 2003-07-22 耐熱性エレクトレット用材料、それを用いた耐熱性エレクトレットおよびその製造方法、並びに静電型音響センサー
JP2003383818A JP3644952B1 (ja) 2003-11-13 2003-11-13 耐熱性エレクトレットおよびその製造方法、並びに静電型音響センサー
PCT/JP2004/010683 WO2005009076A1 (ja) 2003-07-22 2004-07-21 耐熱性エレクトレット用材料および耐熱性エレクトレット

Publications (1)

Publication Number Publication Date
ATE556544T1 true ATE556544T1 (de) 2012-05-15

Family

ID=34082381

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04747995T ATE556544T1 (de) 2003-07-22 2004-07-21 Material für ein wärmebständiges elektret und wärmebeständiges elektret

Country Status (6)

Country Link
US (1) US20060188728A1 (de)
EP (2) EP2437519A1 (de)
KR (1) KR20060069427A (de)
CN (1) CN101977344B (de)
AT (1) ATE556544T1 (de)
WO (1) WO2005009076A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006050385A (ja) * 2004-08-06 2006-02-16 Matsushita Electric Ind Co Ltd 耐熱型エレクトレットコンデンサマイクロホン
US20070023690A1 (en) * 2005-07-01 2007-02-01 Yuki Tsuchiya Method of producing heat-resistant electrically charged fluororesin material and method of producing electret condenser microphone using heat-resistant electrically charged fluororesin material
KR100774303B1 (ko) 2006-06-05 2007-11-08 (주)상아프론테크 고온용 일렉트렛, 그의 융착방법 및 이를 구비하는마이크로폰
US7956497B2 (en) * 2006-09-29 2011-06-07 Sanyo Electric Co., Ltd. Electret device and electrostatic induction conversion apparatus comprising the same
JP5700949B2 (ja) * 2009-04-14 2015-04-15 日東電工株式会社 エレクトレット材の製造方法
CN113512255B (zh) * 2021-07-21 2023-03-24 上海万生合金材料有限公司 一种适用于减粘膜的吸附补强层及其制备方法和应用
CN116249338B (zh) * 2023-03-15 2024-03-22 潍坊新声悦尔电子科技有限公司 Ptfe膜覆膜背极板驻极电荷激活老化工艺

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5121334B2 (de) * 1971-08-27 1976-07-01
JPH0748451B2 (ja) 1987-08-12 1995-05-24 住友化学工業株式会社 エレクトレット用積層板の製造方法
US4917942A (en) * 1988-12-22 1990-04-17 Minnesota Mining And Manufacturing Company Nonwoven filter material
DE4327595A1 (de) * 1993-08-17 1995-02-23 Hoechst Ag Zusammensetzungen mit verbesserten elektrostatischen Eigenschaften enthaltend aromatische Polyamide, daraus hergestellte geformte Gebilde sowie deren Verwendung und Verfahren zu ihrer Herstellung
DE4332712A1 (de) * 1993-09-25 1995-03-30 Hoechst Ag Verfahren zur Herstellung eines modifizierten Polytetrafluorethylens und seine Verwendung
US5736249A (en) * 1994-08-16 1998-04-07 Decora, Incorporated Non-stick polymer-coated articles of manufacture
JPH08318114A (ja) * 1995-05-25 1996-12-03 Nitto Denko Corp エレクトレットフィルタ
GB9716454D0 (en) * 1997-08-05 1997-10-08 Univ St Andrews Polymer
JP3356668B2 (ja) 1997-11-14 2002-12-16 ホシデン株式会社 薄膜エレクトレットコンデンサマイクロホン及びその製造方法
JP3387012B2 (ja) 1998-03-23 2003-03-17 ホシデン株式会社 エレクトレットコンデンサマイクロホン及びその製造方法
SG82580A1 (en) * 1998-06-09 2001-08-21 Univ Singapore Method for low temperature lamination of metals to fluoropolymers
JP3545982B2 (ja) * 1999-12-20 2004-07-21 ホシデン株式会社 静電型電気音響変換素子用振動膜の製造方法、振動膜およびこの振動膜を具備する静電型電気音響変換素子
US6444741B1 (en) * 2000-06-30 2002-09-03 Nexpress Solutions Llc Method of preparing thermoplastic random copolymer composition containing zinc oxide and aminosiloxane
KR100408815B1 (ko) * 2001-12-13 2003-12-06 주식회사 비에스이 초고전하보존 특성을 갖는 다층 일렉트릿 및 그 제조방법

Also Published As

Publication number Publication date
KR20060069427A (ko) 2006-06-21
WO2005009076A1 (ja) 2005-01-27
CN101977344A (zh) 2011-02-16
EP1648194A4 (de) 2009-09-09
CN101977344B (zh) 2012-11-07
EP1648194A1 (de) 2006-04-19
US20060188728A1 (en) 2006-08-24
EP1648194B1 (de) 2012-05-02
EP2437519A1 (de) 2012-04-04

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