BR0017208A - Método de preparação de um eletreto, filtro, e, respirador - Google Patents

Método de preparação de um eletreto, filtro, e, respirador

Info

Publication number
BR0017208A
BR0017208A BR0017208-1A BR0017208A BR0017208A BR 0017208 A BR0017208 A BR 0017208A BR 0017208 A BR0017208 A BR 0017208A BR 0017208 A BR0017208 A BR 0017208A
Authority
BR
Brazil
Prior art keywords
electret
article
condensate
respirator
filter
Prior art date
Application number
BR0017208-1A
Other languages
English (en)
Inventor
Thomas Irving Insley
Randall L Knoll
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 BR0017208A publication Critical patent/BR0017208A/pt

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/021—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric
    • H01G7/023—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric of macromolecular compounds

Abstract

"MéTODO DE PREPARAçãO DE UM ELETRETO, FILTRO, E, RESPIRADOR". Um método de preparação de um eletreto inclui a condensação de vapor da atmosfera de um ambiente controlado sobre um artigo dielétrico e depois a secagem do artigo para a remoção do condensado.
BR0017208-1A 2000-04-13 2000-08-15 Método de preparação de um eletreto, filtro, e, respirador BR0017208A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/548,892 US6743464B1 (en) 2000-04-13 2000-04-13 Method of making electrets through vapor condensation
PCT/US2000/022402 WO2001080257A1 (en) 2000-04-13 2000-08-15 Method of making electrets through vapor condensation

Publications (1)

Publication Number Publication Date
BR0017208A true BR0017208A (pt) 2003-01-14

Family

ID=24190807

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0017208-1A BR0017208A (pt) 2000-04-13 2000-08-15 Método de preparação de um eletreto, filtro, e, respirador

Country Status (14)

Country Link
US (1) US6743464B1 (pt)
EP (1) EP1273018B1 (pt)
JP (1) JP4584527B2 (pt)
KR (1) KR100715382B1 (pt)
CN (1) CN1288681C (pt)
AT (1) ATE319175T1 (pt)
AU (2) AU2000269086B2 (pt)
BR (1) BR0017208A (pt)
CA (1) CA2401620A1 (pt)
DE (1) DE60026326T2 (pt)
MX (1) MXPA02010025A (pt)
PL (1) PL366151A1 (pt)
RU (1) RU2260866C2 (pt)
WO (1) WO2001080257A1 (pt)

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US7320722B2 (en) * 2004-10-29 2008-01-22 3M Innovative Properties Company Respiratory protection device that has rapid threaded clean air source attachment
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US8881729B2 (en) 2009-09-18 2014-11-11 3M Innovative Properties Company Horizontal flat-fold filtering face-piece respirator having indicia of symmetry
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US8640704B2 (en) 2009-09-18 2014-02-04 3M Innovative Properties Company Flat-fold filtering face-piece respirator having structural weld pattern
US8528560B2 (en) 2009-10-23 2013-09-10 3M Innovative Properties Company Filtering face-piece respirator having parallel line weld pattern in mask body
CN102711920A (zh) 2009-12-30 2012-10-03 3M创新有限公司 在面罩主体中具有拉胀网片的过滤式面具呼吸器
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
US20120017911A1 (en) 2010-07-26 2012-01-26 3M Innovative Properties Company Filtering face-piece respirator having foam shaping layer
US8585808B2 (en) 2010-11-08 2013-11-19 3M Innovative Properties Company Zinc oxide containing filter media and methods of forming the same
US20120125341A1 (en) 2010-11-19 2012-05-24 3M Innovative Properties Company Filtering face-piece respirator having an overmolded face seal
RU2477540C2 (ru) * 2011-04-11 2013-03-10 Государственное образовательное учреждение высшего профессионального образования "Российский государственный педагогический университет им. А.И. Герцена" Способ изготовления пленочного электрета
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US20130168893A1 (en) * 2011-12-29 2013-07-04 Hollingsworth & Vose Company Charging of filter media
RU2523337C1 (ru) * 2012-12-25 2014-07-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Российский государственный педагогический университет им. А.И. Герцена" Способ изготовления пленочного электрета
US11116998B2 (en) 2012-12-27 2021-09-14 3M Innovative Properties Company Filtering face-piece respirator having folded flange
US10182603B2 (en) 2012-12-27 2019-01-22 3M Innovative Properties Company Filtering face-piece respirator having strap-activated folded flange
WO2014105107A1 (en) 2012-12-28 2014-07-03 3M Innovative Properties Company Electret webs with charge-enhancing additives
US9510626B2 (en) 2013-02-01 2016-12-06 3M Innovative Properties Company Sleeve-fit respirator cartridge
US9815067B2 (en) 2013-04-19 2017-11-14 3M Innovative Properties Company Electret webs with charge-enhancing additives
RU2528618C1 (ru) * 2013-11-19 2014-09-20 федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Российский государственный педагогический университет им. А.И. Герцена" (РГПУ им. А.И. Герцена) Способ изготовления пленочного электрета
WO2015080913A1 (en) 2013-11-26 2015-06-04 3M Innovative Properties Company Dimensionally-stable melt blown nonwoven fibrous structures, and methods and apparatus for making same
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PL3157650T3 (pl) 2014-06-23 2018-08-31 3M Innovative Properties Co Wstęgi elektretowe z dodatkami zwiększającymi ładunek
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RU2017114935A (ru) 2014-10-31 2018-12-04 3М Инновейтив Пропертиз Компани Респиратор с гофрированным фильтрующим конструктивным компонентом
GB201508114D0 (en) 2015-05-12 2015-06-24 3M Innovative Properties Co Respirator tab
EP3320038A1 (en) 2015-07-07 2018-05-16 3M Innovative Properties Company Polymeric matrices with ionic additives
BR112018000381A2 (pt) 2015-07-07 2018-09-11 3M Innovative Properties Company sais de fenolato de benzotriazol substituído e composições antioxidantes formadas a partir dos mesmos
WO2017007675A1 (en) 2015-07-07 2017-01-12 3M Innovative Properties Company Electret webs with charge-enhancing additives
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RU2015141569A (ru) 2015-09-30 2017-04-05 3М Инновейтив Пропертиз Компани Складной респиратор с лицевой маской и клапаном выдоха
WO2017066284A1 (en) 2015-10-12 2017-04-20 3M Innovative Properties Company Filtering face-piece respirator including functional material and method of forming same
KR20180083886A (ko) 2015-11-11 2018-07-23 쓰리엠 이노베이티브 프로퍼티즈 캄파니 형상 유지형 편평-절첩식 호흡기
EA037948B1 (ru) 2016-01-07 2021-06-10 Дональдсон Компани, Инк. Фильтрующая среда, фильтрующий элемент и его применение
CN109922868A (zh) 2016-10-28 2019-06-21 3M创新有限公司 包括加强元件的呼吸器
JP7076718B2 (ja) 2017-01-05 2022-05-30 スリーエム イノベイティブ プロパティズ カンパニー 帯電強化添加剤を含むエレクトレットウェブ
RU2671037C2 (ru) 2017-03-17 2018-10-29 3М Инновейтив Пропертиз Компани Складной респиратор с лицевой маской типа ffp3
EP3651887A4 (en) 2017-07-14 2021-04-14 3M Innovative Properties Company ADAPTER FOR TRANSPORTING MULTIPLE FLOWS OF LIQUID
CN111819245A (zh) 2017-12-28 2020-10-23 3M创新有限公司 包含阻燃聚合物的陶瓷涂覆的纤维以及制备非织造结构的方法
JP7340037B2 (ja) 2019-05-01 2023-09-06 アセンド・パフォーマンス・マテリアルズ・オペレーションズ・リミテッド・ライアビリティ・カンパニー ポリアミドナノファイバー層を含むろ過媒体
US20220228306A1 (en) 2019-06-26 2022-07-21 3M Innovative Properties Company Method of making a nonwoven fiber web, nonwoven fiber web, and multi-component fiber
EP3990685A1 (en) 2019-06-28 2022-05-04 3M Innovative Properties Co. Core-sheath fibers, nonwoven fibrous web, and respirator including the same
EP3990147A1 (en) 2019-06-28 2022-05-04 3M Innovative Properties Company Filter assembly, prefilter assembly, and respirator including the same
US20220380574A1 (en) 2019-10-16 2022-12-01 3M Innovative Properties Company Dual-function melt additives
EP4045166B1 (en) 2019-10-16 2023-11-29 3M Innovative Properties Company Substituted benzimidazole melt additives
CN110820174B (zh) * 2019-11-20 2021-05-28 邯郸恒永防护洁净用品有限公司 一种聚丙烯熔喷无纺布的驻极设备
EP4069899A1 (en) 2019-12-03 2022-10-12 3M Innovative Properties Company Aromatic-heterocyclic ring melt additives
EP4069898B1 (en) 2019-12-03 2023-06-21 3M Innovative Properties Company Thiolate salt melt additives
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DE102020107746A1 (de) 2020-03-20 2021-09-23 Solvamed Gmbh Verbesserte Atemschutzmaske
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Also Published As

Publication number Publication date
CN1288681C (zh) 2006-12-06
DE60026326D1 (de) 2006-04-27
AU2000269086B2 (en) 2005-05-19
CA2401620A1 (en) 2001-10-25
AU6908600A (en) 2001-10-30
KR20020093039A (ko) 2002-12-12
EP1273018B1 (en) 2006-03-01
ATE319175T1 (de) 2006-03-15
WO2001080257A1 (en) 2001-10-25
KR100715382B1 (ko) 2007-05-08
US6743464B1 (en) 2004-06-01
PL366151A1 (en) 2005-01-24
MXPA02010025A (es) 2003-04-25
DE60026326T2 (de) 2006-10-05
RU2260866C2 (ru) 2005-09-20
EP1273018A1 (en) 2003-01-08
JP4584527B2 (ja) 2010-11-24
CN1452775A (zh) 2003-10-29
JP2004510062A (ja) 2004-04-02

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