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 (show.php) 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 (show.php)

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
JP6011526B2 (ja) 2011-11-28 2016-10-19 東レ株式会社 混繊不織布とこれを用いてなる濾材
EP2792777B1 (en) 2011-12-16 2016-10-19 Toray Industries, Inc. Mixed-fiber non-woven fabric, laminate sheet, filter, and method for producing mixed-fiber non-woven fabric
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
US20200370217A1 (en) 2018-02-15 2020-11-26 Toray Industries, Inc. Nonwoven fabric and air filter material including the same
CN114945418B (zh) 2020-01-23 2024-06-04 东丽株式会社 驻极体熔喷无纺布、滤材及空气过滤器
US20230233966A1 (en) 2020-06-30 2023-07-27 Toray Industries, Inc. Electret fiber sheet, laminate sheet, and filter
JPWO2023063299A1 (show.php) * 2021-10-13 2023-04-20
CN118450930A (zh) * 2021-11-26 2024-08-06 东洋纺艾睦希株式会社 驻极体及驻极体过滤器

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

Similar Documents

Publication Publication Date Title
JP2672329B2 (ja) エレクトレット材料
KR960016762B1 (ko) 일렉트릿 재료 및 일렉트릿 재료의 제조방법
EP0623941B1 (en) Polymer electrets with improved charge stability
US6237595B1 (en) Predicting electret performance by measuring level of extractable hydrocarbons
JP3286998B2 (ja) 抗菌性エレクトレット材料
JPS63280408A (ja) 耐熱性エレクトレット材料
DE69132183T2 (de) Schutz von Vorrichtungen
DE3000447A1 (de) Leitende pressmischung
DE3136574A1 (de) Verfahren zum modifizieren der oberflaecheneigenschaften von kunststoff-formstoffen
Omastová et al. Thermal ageing of conducting polymeric composites
JPH0655988B2 (ja) 粒子変性のエレクトレット繊維ウェブ
Uddin et al. Effects of plasticizers on novel electromechanical actuations with different poly (vinyl chloride) gels
EP0054420A2 (en) Functional electric devices
US3764376A (en) Antistatic resinous compositions
JP3716992B2 (ja) エレクトレット濾材、及びその製造方法
US5196145A (en) Temperature self-controlling heating composition
JP3672087B2 (ja) エレクトレット材料
US4684790A (en) Smoke and/or heat detection apparatus containing thermal-sensitive insulating composition
JPS646668B2 (show.php)
JPH11508972A (ja) 不織繊維シートの製造法
US3848023A (en) Antistatic composition and fiber made therefrom
JPH0576167B2 (show.php)
JPH05226187A (ja) エレクトレット布帛
JP2003260317A (ja) エレクトレット濾材およびその製造方法
JPH032454B2 (show.php)

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term