JP4584516B2 - 低下しない効率を有する油性ミスト抵抗性フィルター - Google Patents

低下しない効率を有する油性ミスト抵抗性フィルター Download PDF

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Publication number
JP4584516B2
JP4584516B2 JP2001518172A JP2001518172A JP4584516B2 JP 4584516 B2 JP4584516 B2 JP 4584516B2 JP 2001518172 A JP2001518172 A JP 2001518172A JP 2001518172 A JP2001518172 A JP 2001518172A JP 4584516 B2 JP4584516 B2 JP 4584516B2
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JP
Japan
Prior art keywords
filter
filter layer
electret
electret filter
layer
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 - Fee Related
Application number
JP2001518172A
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English (en)
Japanese (ja)
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JP2003524519A (ja
JP2003524519A5 (enExample
Inventor
ジョン・エス・ヒューバーティ
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.)
3M Innovative Properties Co
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3M Innovative Properties Co
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Filing date
Publication date
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of JP2003524519A publication Critical patent/JP2003524519A/ja
Publication of JP2003524519A5 publication Critical patent/JP2003524519A5/ja
Application granted granted Critical
Publication of JP4584516B2 publication Critical patent/JP4584516B2/ja
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • 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
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
    • Y10T442/2262—Coating or impregnation is oil repellent but not oil or stain release
    • 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
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
    • Y10T442/2262—Coating or impregnation is oil repellent but not oil or stain release
    • Y10T442/227—Fluorocarbon containing
    • 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
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/68—Melt-blown nonwoven fabric

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Electrostatic Separation (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Laminated Bodies (AREA)
JP2001518172A 1999-08-19 2000-07-17 低下しない効率を有する油性ミスト抵抗性フィルター Expired - Fee Related JP4584516B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/377,262 US6627563B1 (en) 1999-08-19 1999-08-19 Oily-mist resistant filter that has nondecreasing efficiency
US09/377,262 1999-08-19
PCT/US2000/019432 WO2001014042A1 (en) 1999-08-19 2000-07-17 Oily-mist resistant filter that has nondecreasing efficiency

Publications (3)

Publication Number Publication Date
JP2003524519A JP2003524519A (ja) 2003-08-19
JP2003524519A5 JP2003524519A5 (enExample) 2010-02-12
JP4584516B2 true JP4584516B2 (ja) 2010-11-24

Family

ID=23488417

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001518172A Expired - Fee Related JP4584516B2 (ja) 1999-08-19 2000-07-17 低下しない効率を有する油性ミスト抵抗性フィルター

Country Status (17)

Country Link
US (1) US6627563B1 (enExample)
EP (1) EP1207953B1 (enExample)
JP (1) JP4584516B2 (enExample)
KR (1) KR100697161B1 (enExample)
CN (1) CN1311889C (enExample)
AR (1) AR025305A1 (enExample)
AT (1) ATE250451T1 (enExample)
AU (1) AU755433B2 (enExample)
BR (1) BR0013360A (enExample)
CA (1) CA2381060A1 (enExample)
DE (1) DE60005535T2 (enExample)
HK (1) HK1047555B (enExample)
MX (1) MXPA02001659A (enExample)
NO (1) NO20020769L (enExample)
PL (1) PL198520B1 (enExample)
TW (1) TW510814B (enExample)
WO (1) WO2001014042A1 (enExample)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101160691B1 (ko) * 2002-09-16 2012-06-28 트리오신 홀딩 아이엔씨 활성화제가 혼입된 정전기적으로 하전된 필터 매질
RU2342894C2 (ru) * 2004-04-23 2009-01-10 Мацушита Электрик Уорк, Лтд. Тепловентилятор с электростатическим водораспылительным устройством
US7320722B2 (en) * 2004-10-29 2008-01-22 3M Innovative Properties Company Respiratory protection device that has rapid threaded clean air source attachment
US7419526B2 (en) * 2005-03-03 2008-09-02 3M Innovative Properties Company Conformal filter cartridges and methods
CA2599268A1 (en) * 2005-03-07 2006-09-14 3M Innovative Properties Company Vehicle passenger compartment air filter devices
WO2007047263A1 (en) * 2005-10-19 2007-04-26 3M Innovative Properties Company Multilayer articles having acoustical absorbance properties and methods of making and using the same
FI119280B (fi) 2006-05-18 2008-09-30 Valtion Teknillinen Suodatin ja uudet menetelmät
WO2008008216A2 (en) * 2006-07-07 2008-01-17 Fsi International, Inc. Liquid aerosol particle removal method
US8438867B2 (en) * 2006-08-25 2013-05-14 David Colwell Personal or spot area environmental management systems and apparatuses
US7956497B2 (en) * 2006-09-29 2011-06-07 Sanyo Electric Co., Ltd. Electret device and electrostatic induction conversion apparatus comprising the same
US8257459B2 (en) 2007-02-28 2012-09-04 Hollingsworth & Vose Company Waved filter media and elements
EP2125158B1 (en) 2007-02-28 2014-01-15 Hollingsworth & Vose Company Waved filter media and elements
US8202340B2 (en) * 2007-02-28 2012-06-19 Hollingsworth & Vose Company Waved filter media and elements
CN101820968A (zh) * 2007-07-26 2010-09-01 3M创新有限公司 高度带电且电荷稳定的纳米纤维网
US20110308524A1 (en) * 2008-12-22 2011-12-22 Brey Larry A Compact multigas filter
US20100252047A1 (en) * 2009-04-03 2010-10-07 Kirk Seth M Remote fluorination of fibrous filter webs
JP5475541B2 (ja) * 2010-05-07 2014-04-16 日本バイリーン株式会社 帯電フィルタ及びマスク
CA2809200C (en) 2010-08-23 2019-09-17 Fiberweb Corovin Gmbh Nonwoven web and fibers with electret properties, manufacturing processes thereof and their use
US9266068B2 (en) 2010-11-08 2016-02-23 American Air Filter Company, Inc. Aerosol generator for EPTFE filter testing and method of use
ES2639817T3 (es) * 2010-11-08 2017-10-30 Aaf-Mcquay Inc., D/B/A Aaf International Filtro de EPTFE para su uso farmacéutico aséptico y método de uso
KR20140068041A (ko) 2011-08-01 2014-06-05 쓰리엠 이노베이티브 프로퍼티즈 캄파니 래칭 기구를 포함하는 호흡기 조립체
US9700743B2 (en) 2012-07-31 2017-07-11 3M Innovative Properties Company Respiratory assembly including latching mechanism
US9510626B2 (en) 2013-02-01 2016-12-06 3M Innovative Properties Company Sleeve-fit respirator cartridge
WO2015152207A1 (ja) * 2014-04-04 2015-10-08 東洋紡株式会社 エレクトレット
US10441909B2 (en) 2014-06-25 2019-10-15 Hollingsworth & Vose Company Filter media including oriented fibers
US10343095B2 (en) 2014-12-19 2019-07-09 Hollingsworth & Vose Company Filter media comprising a pre-filter layer
US10561972B2 (en) 2015-09-18 2020-02-18 Hollingsworth & Vose Company Filter media including a waved filtration layer
US10449474B2 (en) 2015-09-18 2019-10-22 Hollingsworth & Vose Company Filter media including a waved filtration layer
CN108136298B (zh) * 2015-10-02 2020-08-28 东洋纺株式会社 驻极体和驻极体滤材
KR20180115308A (ko) 2016-02-26 2018-10-22 쓰리엠 이노베이티브 프로퍼티즈 컴파니 공기 조화기 필터 및 제조 방법
US12420221B2 (en) 2016-07-01 2025-09-23 Hollingsworth & Vose Company Multi-layered electret-containing filtration media
US10814261B2 (en) 2017-02-21 2020-10-27 Hollingsworth & Vose Company Electret-containing filter media
US11077394B2 (en) 2017-02-21 2021-08-03 Hollingsworth & Vose Company Electret-containing filter media
KR200484737Y1 (ko) * 2017-05-26 2017-10-18 이시영 오염공기 정화용 집진 필터
TWI672346B (zh) * 2017-11-30 2019-09-21 財團法人紡織產業綜合研究所 濾材
CN108635966A (zh) * 2018-04-24 2018-10-12 华中科技大学 一种纳米纤维薄膜过滤材料的制备方法及其产品
WO2020223638A1 (en) 2019-05-01 2020-11-05 Ascend Performance Materials Operations Llc Filter media comprising polyamide nanofiber layer
WO2020261034A1 (en) * 2019-06-28 2020-12-30 3M Innovative Properties Company Filter assembly, prefilter assembly, and respirator including the same
CN111330355B (zh) * 2020-02-28 2022-06-14 厦门理工学院 一种驻极纳米纤维高效过滤材料及其制备方法
US11992585B2 (en) 2020-03-13 2024-05-28 Julian HENLEY Electro-ionic devices for improved protection from airborne biopathogens
US12017232B2 (en) 2020-03-13 2024-06-25 Julian HENLEY Electro-ionic mask devices for improved protection from airborne biopathogens
WO2021231745A1 (en) * 2020-05-13 2021-11-18 D. Wheatley Enterprises, Inc. Integrated respiratory and eye protective system
WO2022009028A1 (en) * 2020-07-08 2022-01-13 3M Innovative Properties Company Pleated filtration assembly comprising spunbonded prefilter
CN117180853B (zh) * 2023-09-19 2024-05-24 佛山市芯耀环保科技有限公司 一种油雾吸附复合材料及其制备方法和应用

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL160303C (nl) 1974-03-25 1979-10-15 Verto Nv Werkwijze voor het vervaardigen van een vezelfilter.
CA1073648A (en) 1976-08-02 1980-03-18 Edward R. Hauser Web of blended microfibers and crimped bulking fibers
US4375718A (en) 1981-03-12 1983-03-08 Surgikos, Inc. Method of making fibrous electrets
US4588537A (en) 1983-02-04 1986-05-13 Minnesota Mining And Manufacturing Company Method for manufacturing an electret filter medium
JPS60168511A (ja) 1984-02-10 1985-09-02 Japan Vilene Co Ltd エレクトレツトフイルタの製造方法
US4536440A (en) 1984-03-27 1985-08-20 Minnesota Mining And Manufacturing Company Molded fibrous filtration products
GB8612070D0 (en) 1986-05-19 1986-06-25 Brown R C Blended-fibre filter material
US5025052A (en) 1986-09-12 1991-06-18 Minnesota Mining And Manufacturing Company Fluorochemical oxazolidinones
US4874399A (en) * 1988-01-25 1989-10-17 Minnesota Mining And Manufacturing Company Electret filter made of fibers containing polypropylene and poly(4-methyl-1-pentene)
JP2574670Y2 (ja) * 1990-06-13 1998-06-18 日本バイリーン株式会社 エアフィルター
US5401446A (en) 1992-10-09 1995-03-28 The University Of Tennessee Research Corporation Method and apparatus for the electrostatic charging of a web or film
AU669420B2 (en) 1993-03-26 1996-06-06 Minnesota Mining And Manufacturing Company Oily mist resistant electret filter media
EP0714463B1 (en) * 1993-08-17 1999-03-10 Minnesota Mining And Manufacturing Company Method of charging electret filter media
CN2206142Y (zh) * 1994-10-19 1995-08-30 杨天寿 精滤器
US5645627A (en) * 1995-02-28 1997-07-08 Hollingsworth & Vose Company Charge stabilized electret filter media
US5908598A (en) 1995-08-14 1999-06-01 Minnesota Mining And Manufacturing Company Fibrous webs having enhanced electret properties
US5817584A (en) * 1995-12-22 1998-10-06 Kimberly-Clark Worldwide, Inc. High efficiency breathing mask fabrics
JP3566477B2 (ja) * 1996-12-26 2004-09-15 興研株式会社 静電フィルター
US6238466B1 (en) * 1997-10-01 2001-05-29 3M Innovative Properties Company Electret articles and filters with increased oily mist resistance

Also Published As

Publication number Publication date
NO20020769D0 (no) 2002-02-15
PL198520B1 (pl) 2008-06-30
EP1207953B1 (en) 2003-09-24
AR025305A1 (es) 2002-11-20
NO20020769L (no) 2002-04-19
TW510814B (en) 2002-11-21
WO2001014042A1 (en) 2001-03-01
PL353456A1 (en) 2003-11-17
AU6350600A (en) 2001-03-19
DE60005535T2 (de) 2004-06-24
KR100697161B1 (ko) 2007-03-22
JP2003524519A (ja) 2003-08-19
MXPA02001659A (es) 2002-10-23
BR0013360A (pt) 2002-04-30
AU755433B2 (en) 2002-12-12
KR20020022814A (ko) 2002-03-27
US6627563B1 (en) 2003-09-30
CN1370091A (zh) 2002-09-18
ATE250451T1 (de) 2003-10-15
HK1047555B (en) 2004-10-15
CA2381060A1 (en) 2001-03-01
CN1311889C (zh) 2007-04-25
HK1047555A1 (en) 2003-02-28
EP1207953A1 (en) 2002-05-29
DE60005535D1 (de) 2003-10-30

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