JPH0442812B2 - - Google Patents

Info

Publication number
JPH0442812B2
JPH0442812B2 JP62115454A JP11545487A JPH0442812B2 JP H0442812 B2 JPH0442812 B2 JP H0442812B2 JP 62115454 A JP62115454 A JP 62115454A JP 11545487 A JP11545487 A JP 11545487A JP H0442812 B2 JPH0442812 B2 JP H0442812B2
Authority
JP
Japan
Prior art keywords
heat
electret
amount
hereinafter abbreviated
charge
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 - Lifetime
Application number
JP62115454A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63280408A (ja
Inventor
Eiichi Nishiura
Katsutoshi Ando
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP11545487A priority Critical patent/JPS63280408A/ja
Publication of JPS63280408A publication Critical patent/JPS63280408A/ja
Publication of JPH0442812B2 publication Critical patent/JPH0442812B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Filtering Materials (AREA)
  • Artificial Filaments (AREA)
JP11545487A 1987-05-12 1987-05-12 耐熱性エレクトレット材料 Granted JPS63280408A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11545487A JPS63280408A (ja) 1987-05-12 1987-05-12 耐熱性エレクトレット材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11545487A JPS63280408A (ja) 1987-05-12 1987-05-12 耐熱性エレクトレット材料

Publications (2)

Publication Number Publication Date
JPS63280408A JPS63280408A (ja) 1988-11-17
JPH0442812B2 true JPH0442812B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-07-14

Family

ID=14662950

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11545487A Granted JPS63280408A (ja) 1987-05-12 1987-05-12 耐熱性エレクトレット材料

Country Status (1)

Country Link
JP (1) JPS63280408A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3286998B2 (ja) * 1992-01-08 2002-05-27 東レ株式会社 抗菌性エレクトレット材料
EP2787108B1 (en) 2011-11-28 2018-03-14 Toray Industries, Inc. Mixed fiber non-woven fabric and filter element using same
CN103987888B (zh) 2011-12-16 2016-11-09 东丽株式会社 混纤无纺布、层叠片材和过滤器以及混纤无纺布的制造方法
CN105074075B (zh) 2013-04-11 2019-11-05 东丽株式会社 混纺无纺布及其制造方法
CN104147847B (zh) * 2014-02-20 2017-11-28 日本无机株式会社 空气过滤材料及空气过滤单元
JP2018095973A (ja) 2016-12-08 2018-06-21 東レ株式会社 メルトブロー不織布
WO2019159654A1 (ja) 2018-02-15 2019-08-22 東レ株式会社 不織布およびこれを用いてなるエアフィルター濾材
WO2021149606A1 (ja) 2020-01-23 2021-07-29 東レ株式会社 エレクトレットメルトブロー不織布、これを用いてなるフィルター濾材およびエアフィルター、ならびにエレクトレットメルトブロー不織布の製造方法
JPWO2022004480A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 2020-06-30 2022-01-06
WO2023063299A1 (ja) * 2021-10-13 2023-04-20 東洋紡株式会社 エレクトレット材料、エレクトレットフィルター、及びエレクトレット材料の製造方法
EP4438154A1 (en) * 2021-11-26 2024-10-02 TOYOBO MC Corporation Electret and electret filter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61181511A (ja) * 1985-02-06 1986-08-14 Toray Ind Inc 濾過材
JPH0647655B2 (ja) * 1985-09-11 1994-06-22 三井石油化学工業株式会社 高性能エレクトレツト

Also Published As

Publication number Publication date
JPS63280408A (ja) 1988-11-17

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term