TW200738319A - Electrets and compounds useful in electrets - Google Patents

Electrets and compounds useful in electrets

Info

Publication number
TW200738319A
TW200738319A TW096104264A TW96104264A TW200738319A TW 200738319 A TW200738319 A TW 200738319A TW 096104264 A TW096104264 A TW 096104264A TW 96104264 A TW96104264 A TW 96104264A TW 200738319 A TW200738319 A TW 200738319A
Authority
TW
Taiwan
Prior art keywords
electrets
compounds useful
anthracene
naphthalene
benzene
Prior art date
Application number
TW096104264A
Other languages
English (en)
Inventor
Charles Martin Leir
Rahul Ramesh Shah
Karl Edward Benson
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of TW200738319A publication Critical patent/TW200738319A/zh

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/28—Plant or installations without electricity supply, e.g. using electrets
    • B03C3/30—Plant or installations without electricity supply, e.g. using electrets in which electrostatic charge is generated by passage of the gases, i.e. tribo-electricity
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/05—Methods of making filter
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/33—Gas mask canister
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/35—Respirators and register filters
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/39—Electrets separator
    • 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]
    • Y10T442/608—Including strand or fiber material which is of specific structural definition
    • Y10T442/614—Strand or fiber material specified as having microdimensions [i.e., microfiber]
    • Y10T442/624—Microfiber is carbon or carbonaceous
    • 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]
    • Y10T442/696—Including strand or fiber material which is stated to have specific attributes [e.g., heat or fire resistance, chemical or solvent resistance, high absorption for aqueous compositions, water solubility, heat shrinkability, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Electrostatic Separation (AREA)
  • Nonwoven Fabrics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Adhesive Tapes (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Artificial Filaments (AREA)
TW096104264A 2006-02-09 2007-02-06 Electrets and compounds useful in electrets TW200738319A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/276,015 US7390351B2 (en) 2006-02-09 2006-02-09 Electrets and compounds useful in electrets

Publications (1)

Publication Number Publication Date
TW200738319A true TW200738319A (en) 2007-10-16

Family

ID=38332678

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096104264A TW200738319A (en) 2006-02-09 2007-02-06 Electrets and compounds useful in electrets

Country Status (8)

Country Link
US (1) US7390351B2 (zh)
EP (1) EP2004302B1 (zh)
JP (2) JP2009526141A (zh)
KR (1) KR20090004851A (zh)
CN (1) CN101374583B (zh)
RU (1) RU2404841C2 (zh)
TW (1) TW200738319A (zh)
WO (1) WO2007094917A1 (zh)

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EP2222908B1 (en) * 2007-12-06 2013-01-16 3M Innovative Properties Company Electret webs with charge-enhancing additives
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US7765698B2 (en) * 2008-06-02 2010-08-03 3M Innovative Properties Company Method of making electret articles based on zeta potential
EP2297086A4 (en) * 2008-06-02 2012-01-25 3M Innovative Properties Co CHARGE INCREASE ADDITIVES FOR ELECTRETS
JP2011528610A (ja) * 2008-06-30 2011-11-24 スリーエム イノベイティブ プロパティズ カンパニー 多孔性基材フィールド内の金属ナノクラスターのその場での形成方法
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US8357220B2 (en) * 2008-11-07 2013-01-22 Hollingsworth & Vose Company Multi-phase filter medium
CN102348845A (zh) 2009-02-20 2012-02-08 3M创新有限公司 抗微生物驻极体网
US20100252047A1 (en) 2009-04-03 2010-10-07 Kirk Seth M Remote fluorination of fibrous filter webs
BRPI1006391B1 (pt) 2009-04-03 2019-07-02 3M Innovative Properties Company Meio filtrante de eletreto e método de preparo de uma manta de eletreto
JP5706876B2 (ja) * 2009-04-03 2015-04-22 スリーエム イノベイティブ プロパティズ カンパニー エレクトレットウェブを含むオレフィン性ウェブの加工助剤
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US8679218B2 (en) 2010-04-27 2014-03-25 Hollingsworth & Vose Company Filter media with a multi-layer structure
EP2495991A1 (en) * 2011-03-04 2012-09-05 Knowles Electronics Asia PTE. Ltd. Packaging of acoustic volume increasing materials for loudspeaker devices
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CN105120978B (zh) 2013-04-19 2017-04-05 3M创新有限公司 具有电荷加强添加剂的驻极体料片
US9694306B2 (en) 2013-05-24 2017-07-04 Hollingsworth & Vose Company Filter media including polymer compositions and blends
PL3157650T3 (pl) 2014-06-23 2018-08-31 3M Innovative Properties Co Wstęgi elektretowe z dodatkami zwiększającymi ładunek
US10273612B2 (en) 2014-08-26 2019-04-30 3M Innovative Properties Company Spunbonded web comprising polylactic acid fibers
DE102015016236A1 (de) * 2015-01-23 2016-07-28 Mann+Hummel Gmbh Filterelement mit mehreren übereinanderliegenden Einzelblättern
MX2018000117A (es) 2015-07-07 2018-03-22 3M Innovative Properties Co Tramas de electreto con aditivos mejoradores de la carga.
CN108026327B (zh) 2015-07-07 2022-07-05 3M创新有限公司 具有离子添加剂的聚合物基体
EP3319947B1 (en) 2015-07-07 2022-05-04 3M Innovative Properties Company Substituted benzotriazole phenols
US10669481B2 (en) 2015-07-07 2020-06-02 3M Innovative Properties Company Substituted benzotriazole phenolate salts and antioxidant compositions formed therefrom
JP2017094250A (ja) * 2015-11-20 2017-06-01 東洋紡株式会社 エレクトレット濾材、それを用いたフィルター、およびエレクトレット濾材の製造方法
CN106110762B (zh) * 2016-06-13 2019-05-31 北京随能科技有限公司 一种高效过滤空气颗粒物的材料及制备方法
WO2018127831A1 (en) 2017-01-05 2018-07-12 3M Innovative Properties Company Electret webs with charge-enhancing additives
US20220323890A1 (en) 2019-06-28 2022-10-13 3M Innovative Properties Company Filter assembly, prefilter assembly, and respirator including the same
WO2020261150A1 (en) 2019-06-28 2020-12-30 3M Innovative Properties Company Core-sheath fibers, nonwoven fibrous web, and respirator including the same
CN114555877A (zh) 2019-10-16 2022-05-27 3M创新有限公司 双功能熔体添加剂
WO2021074746A1 (en) 2019-10-16 2021-04-22 3M Innovative Properties Company Substituted benzimidazole melt additives
WO2021111290A1 (en) 2019-12-03 2021-06-10 3M Innovative Properties Company Aromatic-heterocyclic ring melt additives
CN114765996B (zh) 2019-12-03 2023-06-02 3M创新有限公司 硫醇盐熔体添加剂
US11982031B2 (en) 2020-01-27 2024-05-14 3M Innovative Properties Company Substituted thiol melt additives
WO2021152422A1 (en) 2020-01-27 2021-08-05 3M Innovative Properties Company Substituted thiolate salt melt additives
US11992585B2 (en) 2020-03-13 2024-05-28 Julian HENLEY Electro-ionic devices for improved protection from airborne biopathogens
US20230311038A1 (en) 2020-08-11 2023-10-05 3M Innovative Properties Company Electret webs with carboxylic acid or carboxylate salt charge-enhancing additives
CN116033954A (zh) 2020-08-11 2023-04-28 3M创新有限公司 具有苯甲酸盐电荷增强添加剂的驻极体料片
WO2022091060A1 (en) 2020-11-02 2022-05-05 3M Innovative Properties Company Core-sheath fibers, nonwoven fibrous web, and filtering articles including the same
JP2024501213A (ja) 2020-12-18 2024-01-11 スリーエム イノベイティブ プロパティズ カンパニー 置換シクロトリホスファゼン化合物を含むエレクトレット及びそれから得られる物品

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Also Published As

Publication number Publication date
JP5728045B2 (ja) 2015-06-03
EP2004302A4 (en) 2011-07-06
EP2004302B1 (en) 2017-03-01
CN101374583B (zh) 2012-07-04
CN101374583A (zh) 2009-02-25
US20070180997A1 (en) 2007-08-09
JP2009526141A (ja) 2009-07-16
US7390351B2 (en) 2008-06-24
EP2004302A1 (en) 2008-12-24
RU2008132668A (ru) 2010-03-20
KR20090004851A (ko) 2009-01-12
RU2404841C2 (ru) 2010-11-27
WO2007094917A1 (en) 2007-08-23
JP2013144865A (ja) 2013-07-25

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