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)
Portuguese (pt)
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, LIGHT-SENSITIVE OR TEMPERATURE-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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Filtering Materials (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Electrostatic Separation (AREA)
  • Nonwoven Fabrics (AREA)
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 (enExample)
EP (1) EP1273018B1 (enExample)
JP (1) JP4584527B2 (enExample)
KR (1) KR100715382B1 (enExample)
CN (1) CN1288681C (enExample)
AT (1) ATE319175T1 (enExample)
AU (2) AU6908600A (enExample)
BR (1) BR0017208A (enExample)
CA (1) CA2401620A1 (enExample)
DE (1) DE60026326T2 (enExample)
MX (1) MXPA02010025A (enExample)
PL (1) PL366151A1 (enExample)
RU (1) RU2260866C2 (enExample)
WO (1) WO2001080257A1 (enExample)

Families Citing this family (87)

* Cited by examiner, † Cited by third party
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US6783598B2 (en) * 2002-08-15 2004-08-31 Fibersense Technology Corp. Moisture barrier sealing of fiber optic coils
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
US7244291B2 (en) * 2005-05-02 2007-07-17 3M Innovative Properties Company Electret article having high fluorosaturation ratio
US7244292B2 (en) * 2005-05-02 2007-07-17 3M Innovative Properties Company Electret article having heteroatoms and low fluorosaturation ratio
US7553440B2 (en) * 2005-05-12 2009-06-30 Leonard William K Method and apparatus for electric treatment of substrates
US7757811B2 (en) * 2005-10-19 2010-07-20 3M Innovative Properties Company Multilayer articles having acoustical absorbance properties and methods of making and using the same
DE602007002389D1 (de) * 2006-04-11 2009-10-22 Basf Se Electretmaterialien
US9134471B2 (en) * 2006-06-28 2015-09-15 3M Innovative Properties Company Oriented polymeric articles and method
US20080249269A1 (en) * 2007-04-05 2008-10-09 Hui Chin Electret materials
US9770611B2 (en) 2007-05-03 2017-09-26 3M Innovative Properties Company Maintenance-free anti-fog respirator
US20080271740A1 (en) 2007-05-03 2008-11-06 3M Innovative Properties Company Maintenance-free flat-fold respirator that includes a graspable tab
US20080271739A1 (en) 2007-05-03 2008-11-06 3M Innovative Properties Company Maintenance-free respirator that has concave portions on opposing sides of mask top section
JP5449170B2 (ja) 2007-09-20 2014-03-19 スリーエム イノベイティブ プロパティズ カンパニー 伸展可能なマスク本体を有するフィルタリング顔面装着レスピレータ
US8529671B2 (en) * 2007-12-06 2013-09-10 3M Innovative Properties Comany Electret webs with charge-enhancing additives
RU2448207C1 (ru) * 2008-06-02 2012-04-20 3М Инновейтив Пропертиз Компани Электретные полотна с усиливающими заряд добавками
US7765698B2 (en) * 2008-06-02 2010-08-03 3M Innovative Properties Company Method of making electret articles based on zeta potential
US20110137082A1 (en) * 2008-06-02 2011-06-09 Li Fuming B Charge-enhancing additives for electrets
US20110091717A1 (en) * 2008-06-30 2011-04-21 Weiss Douglas E Method for in situ formation of metal nanoclusters within a porous substrate field
EP2194549A1 (en) 2008-12-08 2010-06-09 Sony Corporation A method of producing an electret material
US11083916B2 (en) 2008-12-18 2021-08-10 3M Innovative Properties Company Flat fold respirator having flanges disposed on the mask body
US20110290119A1 (en) 2009-02-20 2011-12-01 3M Innovative Properties Company Antimicrobial electret web
US20100252047A1 (en) 2009-04-03 2010-10-07 Kirk Seth M Remote fluorination of fibrous filter webs
KR20110031144A (ko) 2009-09-18 2011-03-24 쓰리엠 이노베이티브 프로퍼티즈 컴파니 파지 특징부 표시부를 갖는 안면부 여과식 호흡기
US8881729B2 (en) 2009-09-18 2014-11-11 3M Innovative Properties Company Horizontal flat-fold filtering face-piece respirator having indicia of symmetry
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
EP2726659B1 (en) 2011-06-30 2020-11-11 3M Innovative Properties Company Non-woven electret fibrous webs and methods of making same
KR20140068041A (ko) 2011-08-01 2014-06-05 쓰리엠 이노베이티브 프로퍼티즈 캄파니 래칭 기구를 포함하는 호흡기 조립체
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
ES2669768T3 (es) 2012-12-28 2018-05-29 3M Innovative Properties Company Bandas de electret con aditivos potenciadores de la carga
US9510626B2 (en) 2013-02-01 2016-12-06 3M Innovative Properties Company Sleeve-fit respirator cartridge
EP2986354B1 (en) 2013-04-19 2017-06-14 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
KR102251716B1 (ko) 2013-11-26 2021-05-13 쓰리엠 이노베이티브 프로퍼티즈 캄파니 치수 안정적인 용융-취입된 부직 섬유질 구조체, 및 이를 제조하기 위한 방법 및 장치
CN106061302B (zh) 2014-02-27 2019-07-30 3M创新有限公司 具有带有镂空结构的弹性带的呼吸器
US10040621B2 (en) 2014-03-20 2018-08-07 3M Innovative Properties Company Filtering face-piece respirator dispenser
PL3157650T3 (pl) 2014-06-23 2018-08-31 3M Innovative Properties Co Wstęgi elektretowe z dodatkami zwiększającymi ładunek
CA2958288A1 (en) 2014-08-18 2016-02-25 3M Innovative Properties Company Respirator including polymeric netting and method of forming same
US20170252590A1 (en) 2014-10-31 2017-09-07 3M Innovative Properties Company Respirator Having Corrugated Filtering Structure
GB201421617D0 (en) 2014-12-04 2015-01-21 3M Innovative Properties Co Respirator tab
GB201508114D0 (en) 2015-05-12 2015-06-24 3M Innovative Properties Co Respirator tab
WO2017007672A1 (en) 2015-07-07 2017-01-12 3M Innovative Properties Company Substituted benzotriazole phenols
KR102627554B1 (ko) 2015-07-07 2024-01-22 쓰리엠 이노베이티브 프로퍼티즈 캄파니 치환된 벤조트라이아졸 페놀레이트 염 및 그로부터 형성된 산화방지제 조성물
WO2017007675A1 (en) 2015-07-07 2017-01-12 3M Innovative Properties Company Electret webs with charge-enhancing additives
JP6987739B2 (ja) 2015-07-07 2022-01-05 スリーエム イノベイティブ プロパティズ カンパニー イオン性添加剤を含むポリマーマトリックス
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
US11213080B2 (en) 2015-11-11 2022-01-04 3M Innovative Properties Company Shape retaining flat-fold respirator
EA037948B1 (ru) 2016-01-07 2021-06-10 Дональдсон Компани, Инк. Фильтрующая среда, фильтрующий элемент и его применение
EP3532172A1 (en) 2016-10-28 2019-09-04 3M Innovative Properties Company Respirator including reinforcing element
EP3565653B1 (en) 2017-01-05 2020-10-28 3M Innovative Properties Company Electret webs with charge-enhancing additives
RU2671037C2 (ru) 2017-03-17 2018-10-29 3М Инновейтив Пропертиз Компани Складной респиратор с лицевой маской типа ffp3
CN110869110B (zh) 2017-07-14 2022-11-18 3M创新有限公司 用于输送多个液体流的适配器
WO2019130150A2 (en) 2017-12-28 2019-07-04 3M Innovative Properties Company Ceramic-coated fibers including a flame-retarding polymer, and methods of making nonwoven structures
US12150502B2 (en) 2018-01-03 2024-11-26 3M Innovative Properties Company Respirator including transversely-extending pleat and method of forming same
TWI758722B (zh) 2019-05-01 2022-03-21 美商阿散德性能材料營運公司 包含聚醯胺奈米纖維層的過濾器介質
JP7822788B2 (ja) 2019-06-26 2026-03-03 ソルベンタム インテレクチュアル プロパティズ カンパニー 不織繊維ウェブの製造方法、不織繊維ウェブ、及び多成分繊維
US20220372666A1 (en) 2019-06-28 2022-11-24 3M Innovative Properties Company 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
WO2021074746A1 (en) 2019-10-16 2021-04-22 3M Innovative Properties Company Substituted benzimidazole melt additives
WO2021074863A1 (en) 2019-10-16 2021-04-22 3M Innovative Properties Company Dual-function 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
CN115038829B (zh) 2019-12-03 2023-07-28 3M创新有限公司 芳族杂环熔体添加剂
WO2021111246A1 (en) 2019-12-03 2021-06-10 3M Innovative Properties Company Thiolate salt melt additives
CN115516149B (zh) 2020-01-27 2024-04-16 3M创新有限公司 取代的硫醇熔体添加剂
EP4097284B1 (en) 2020-01-27 2024-05-29 3M Innovative Properties Company Substituted thiolate salt melt additives
DE102020107746A1 (de) 2020-03-20 2021-09-23 Solvamed Gmbh Verbesserte Atemschutzmaske
CN116134128B (zh) 2020-05-26 2026-08-04 3M创新有限公司 用于测试无生命表面、群体和个体的病原体感染的组合物、装置和方法
WO2022009028A1 (en) 2020-07-08 2022-01-13 3M Innovative Properties Company Pleated filtration assembly comprising spunbonded prefilter
WO2022034444A1 (en) 2020-08-11 2022-02-17 3M Innovative Properties Company Electret webs with benzoate salt charge-enhancing additives
EP4196630A1 (en) 2020-08-11 2023-06-21 3M Innovative Properties Company Electret webs with carboxylic acid or carboxylate salt charge-enhancing additives
JP7805360B2 (ja) 2020-11-02 2026-01-23 スリーエム イノベイティブ プロパティズ カンパニー コア－シース繊維、不織繊維ウェブ、及びそれを含む濾過物品
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
WO2023031697A1 (en) 2021-09-01 2023-03-09 3M Innovative Properties Company Anti-virus respirator and mask
US20240115889A1 (en) 2022-10-07 2024-04-11 3M Innovative Properties Company Disposable, Flat-Fold Respirator Having Increased Stiffness in Selected Areas
CN115589761B (zh) * 2022-12-12 2023-03-10 杭州兆华电子股份有限公司 一种多孔压电驻极体的制备方法
WO2025202974A1 (en) 2024-03-29 2025-10-02 3M Innovative Properties Company Respirators, respirator materials and methods of manufacturing the same

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Also Published As

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

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE ACORDO COM ART. 8O COMBINADO COM ART. 13 DA LPI

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Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL.