DE69806635D1 - Absorbierende teilchen enthaltende geformte atemschutzmaske - Google Patents

Absorbierende teilchen enthaltende geformte atemschutzmaske

Info

Publication number
DE69806635D1
DE69806635D1 DE69806635T DE69806635T DE69806635D1 DE 69806635 D1 DE69806635 D1 DE 69806635D1 DE 69806635 T DE69806635 T DE 69806635T DE 69806635 T DE69806635 T DE 69806635T DE 69806635 D1 DE69806635 D1 DE 69806635D1
Authority
DE
Germany
Prior art keywords
containing molded
absorbent particle
molded respirator
respirator
absorbent
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
DE69806635T
Other languages
English (en)
Other versions
DE69806635T2 (de
Inventor
E Springett
W Barrett
C Harper
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 Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE69806635D1 publication Critical patent/DE69806635D1/de
Application granted granted Critical
Publication of DE69806635T2 publication Critical patent/DE69806635T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
    • A41D13/1138—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a cup configuration
    • A41D13/1146—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a cup configuration obtained by moulding
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/02—Masks

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Textile Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Pulmonology (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Emergency Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Laminated Bodies (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Materials (AREA)
DE69806635T 1997-12-01 1998-04-13 Absorbierende teilchen enthaltende geformte atemschutzmaske Expired - Lifetime DE69806635T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US982119 1997-12-01
US08/982,119 US6102039A (en) 1997-12-01 1997-12-01 Molded respirator containing sorbent particles
PCT/US1998/007529 WO1999028542A1 (en) 1997-12-01 1998-04-13 Molded respirator containing sorbent particles

Publications (2)

Publication Number Publication Date
DE69806635D1 true DE69806635D1 (de) 2002-08-22
DE69806635T2 DE69806635T2 (de) 2005-10-13

Family

ID=25528859

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69806635T Expired - Lifetime DE69806635T2 (de) 1997-12-01 1998-04-13 Absorbierende teilchen enthaltende geformte atemschutzmaske

Country Status (11)

Country Link
US (2) US6102039A (de)
EP (1) EP1036229B1 (de)
JP (1) JP4195188B2 (de)
KR (1) KR100506304B1 (de)
CN (1) CN1096513C (de)
AU (1) AU7117898A (de)
BR (1) BR9815117B1 (de)
CA (1) CA2312130C (de)
DE (1) DE69806635T2 (de)
ES (1) ES2179486T3 (de)
WO (1) WO1999028542A1 (de)

Families Citing this family (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6273938B1 (en) 1999-08-13 2001-08-14 3M Innovative Properties Company Channel flow filter
AU2002233940A1 (en) * 2000-11-27 2002-06-03 Kimberly-Clark Worldwide, Inc. Face mask filtration media with improved breathability
US7101423B2 (en) * 2001-04-24 2006-09-05 Ulrich Lersch Respiratory air filter
FR2828114B1 (fr) * 2001-07-31 2004-04-02 Ahlstrom Res And Competence Ct Materiau a base de fibres organiques et/ou inorganiques presentant des proprietes germicides et applications
US20040025879A1 (en) * 2001-11-09 2004-02-12 Wang Roger C.Y. Method and apparatus for filtering and adsorbing biological and chemical agents
US7171967B2 (en) * 2002-06-05 2007-02-06 Louis M. Gerson Co., Inc. Face mask and method of manufacturing the same
US7677248B2 (en) * 2002-06-05 2010-03-16 Louis M. Gerson Co., Inc. Stiffened filter mask
US6923182B2 (en) * 2002-07-18 2005-08-02 3M Innovative Properties Company Crush resistant filtering face mask
KR20110055576A (ko) * 2002-09-16 2011-05-25 트리오신 홀딩 아이엔씨 활성화제가 혼입된 정전기적으로 하전된 필터 매질
US6905000B1 (en) * 2003-01-31 2005-06-14 Plantronics, Inc. Faceplate cover
WO2005011847A1 (en) * 2003-07-31 2005-02-10 Enviroscrub Technologies Corporation Metal oxide processing methods and systems
WO2005034659A2 (en) * 2003-08-11 2005-04-21 University Of Tennessee Research Foundation Fluorochemical electret treatment for barrier fabrics
JP2007508928A (ja) * 2003-10-15 2007-04-12 インヴィスタ テクノロジー エスアエルエル 粒子状物質および揮発性有機化合物を除去するエアフィルタ
US7650884B2 (en) * 2003-11-21 2010-01-26 3M Innovative Properties Company Respiratory facepiece and method of making a facepiece using separate molds
US8091550B2 (en) * 2003-12-22 2012-01-10 Kimberly-Clark Worldwide, Inc. Face mask having baffle layer for improved fluid resistance
US20050194010A1 (en) * 2004-03-05 2005-09-08 Sankot Philip W. Disposable contagion transmission prevention device and method of using a disposable contagion transmission prevention device
US6858297B1 (en) 2004-04-05 2005-02-22 3M Innovative Properties Company Aligned fiber web
US20050217226A1 (en) * 2004-04-05 2005-10-06 3M Innovative Properties Company Pleated aligned web filter
US7407701B2 (en) * 2004-07-30 2008-08-05 Kx Technologies Llc Lofted composite with enhanced air permeability
JP4053527B2 (ja) * 2004-09-03 2008-02-27 淨植 林 多層式マスク
US7973747B2 (en) 2004-10-28 2011-07-05 Panasonic Corporation Display and display driving method
US20060254427A1 (en) * 2004-11-08 2006-11-16 3M Innovative Properties Company Particle-containing fibrous web
US20060096911A1 (en) * 2004-11-08 2006-05-11 Brey Larry A Particle-containing fibrous web
DE102005054273A1 (de) * 2005-11-11 2007-05-16 Freudenberg Carl Kg Filterelement mit Ausnehmungs- und/oder Durchgangsbereichen
US8066005B2 (en) 2006-01-18 2011-11-29 Jing-Jyr Lin Complex respirator
JP4496173B2 (ja) * 2006-01-20 2010-07-07 淨植 林 濾過材ボックス付きマスク
US9770058B2 (en) 2006-07-17 2017-09-26 3M Innovative Properties Company Flat-fold respirator with monocomponent filtration/stiffening monolayer
US7905973B2 (en) * 2006-07-31 2011-03-15 3M Innovative Properties Company Molded monocomponent monolayer respirator
CN101036828A (zh) * 2007-04-18 2007-09-19 林净植 复合式口罩
US9770611B2 (en) 2007-05-03 2017-09-26 3M Innovative Properties Company Maintenance-free anti-fog respirator
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
US7828969B2 (en) * 2007-08-07 2010-11-09 3M Innovative Properties Company Liquid filtration systems
BRPI0817051A2 (pt) 2007-09-20 2019-09-24 3M Innovative Properties Co "respirador com peça facial filtrante"
US8061356B2 (en) * 2008-02-19 2011-11-22 Prestige Ameritech Ltd. Directional flat face mask
BRPI0919825A2 (pt) * 2008-09-02 2017-05-30 3M Innovative Proferties Company metodos de fabricacao de um filtro de ar e filtro para remover contaminantes do ar.
DE102008049927A1 (de) * 2008-10-02 2010-04-08 Carl Freudenberg Kg Ozonresistentes Filterelement
US20110240027A1 (en) * 2008-12-18 2011-10-06 Billingsley Britton G Shaped layered particle-containing nonwoven web
US11083916B2 (en) 2008-12-18 2021-08-10 3M Innovative Properties Company Flat fold respirator having flanges disposed on the mask body
MX2011006367A (es) * 2008-12-18 2011-06-24 3M Innovative Properties Co Elemento de filtro que utiliza malla no tejida conformada que contiene particulas.
EP2444113B1 (de) 2008-12-22 2018-08-01 Koninklijke Philips N.V. Atemschnittstellenvorrichtung mit flexibler Abdeckung
EP2283901B1 (de) * 2009-08-14 2013-01-02 Moldex-Metric AG & Co. KG Filtermaterial und Atemschutzmaske
US8881729B2 (en) 2009-09-18 2014-11-11 3M Innovative Properties Company Horizontal flat-fold filtering face-piece respirator having indicia of symmetry
US8617295B2 (en) * 2009-09-30 2013-12-31 3M Innovative Properties Company Active-particulate air filter having monolith primary filter and polishing filter
WO2011088185A2 (en) * 2010-01-18 2011-07-21 3M Innovative Properties Company Air filter with sorbent particles
US8176918B2 (en) * 2010-05-12 2012-05-15 Mei-Sheng Teng Three dimensional face mask
JP6054866B2 (ja) * 2010-07-07 2016-12-27 スリーエム イノベイティブ プロパティズ カンパニー パターンを付けたエアレイド不織布エレクトレット繊維ウェブ、並びにその製造方法及び使用方法
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
US20130146061A1 (en) * 2011-12-09 2013-06-13 3M Innovative Properties Company Respirator made from in-situ air-laid web(s)
US9421707B2 (en) * 2012-10-05 2016-08-23 Honeywell International Inc. Nanofiber filtering material for disposable/reusable respirators
US9446547B2 (en) * 2012-10-05 2016-09-20 Honeywell International Inc. Nanofiber filtering material for disposable/reusable respirators
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
USD746439S1 (en) * 2013-12-30 2015-12-29 Kimberly-Clark Worldwide, Inc. Combination valve and buckle set for disposable respirators
CN106211760B (zh) 2014-02-28 2018-05-11 3M创新有限公司 包括条带和股线的聚合物结网的过滤介质
US10040621B2 (en) 2014-03-20 2018-08-07 3M Innovative Properties Company Filtering face-piece respirator dispenser
JP2017525862A (ja) 2014-08-18 2017-09-07 スリーエム イノベイティブ プロパティズ カンパニー ポリマーネットを含むレスピレータ及びポリマーネットを含むレスピレータを形成する方法
GB201421616D0 (en) 2014-12-04 2015-01-21 3M Innovative Properties Co Respirator headband
US10201198B2 (en) * 2014-12-23 2019-02-12 Profit Royal Pharmaceutical Limited Protective masks with coating comprising different electrospun fibers interweaved with each other, formulations forming the same, and method of producing thereof
JP2016202373A (ja) * 2015-04-17 2016-12-08 スリーエム イノベイティブ プロパティズ カンパニー フィルタユニット
GB201508114D0 (en) 2015-05-12 2015-06-24 3M Innovative Properties Co Respirator tab
WO2017066284A1 (en) 2015-10-12 2017-04-20 3M Innovative Properties Company Filtering face-piece respirator including functional material and method of forming same
WO2017083289A1 (en) 2015-11-11 2017-05-18 3M Innovative Properties Company Shape retaining flat-fold respirator
CA3025189C (en) * 2016-06-06 2023-04-11 Worksafe Technologies Seismic isolation systems comprising a load-bearing surface having a polymeric material
USD882758S1 (en) * 2016-09-16 2020-04-28 3M Innovative Properties Company Valve cover
USD843562S1 (en) * 2016-09-16 2019-03-19 3M Innovative Properties Company Valve cover with diamond pattern
USD842983S1 (en) * 2016-09-16 2019-03-12 3M Innovative Properties Company Valve cover
USD828546S1 (en) * 2016-09-16 2018-09-11 3M Innovative Properties Company Valve cover with openings
USD827812S1 (en) * 2016-09-16 2018-09-04 3M Innovative Properties Company Valve cover with openings
USD827811S1 (en) * 2016-09-16 2018-09-04 3M Innovative Properties Company Valve cover
USD849245S1 (en) * 2016-09-16 2019-05-21 3M Innovative Properties Company Valve cover
USD900306S1 (en) * 2016-09-16 2020-10-27 3M Innovative Properties Company Valve cover
WO2018081227A1 (en) 2016-10-28 2018-05-03 3M Innovative Properties Company Respirator including reinforcing element
WO2018094472A1 (en) * 2016-11-28 2018-05-31 Clean Stream Technologies Respirator mask
US10864349B2 (en) * 2017-02-02 2020-12-15 Argos Corporation System and method for packaging an elongate medical device
EP3651887A4 (de) 2017-07-14 2021-04-14 3M Innovative Properties Company Adapter zum fördern mehrerer flüssigkeitsströme
EP3674452A1 (de) * 2018-12-28 2020-07-01 Lenzing Aktiengesellschaft Spinndüse, verfahren zur erwärmung einer spinndüse und lyocellprozess
US11027157B1 (en) * 2020-04-08 2021-06-08 John S. Mortimer Face covering apparatus and method of using the same
US20210322908A1 (en) * 2020-04-21 2021-10-21 Ascend Performance Materials Operations Llc Filters and facemasks having antimicrobial or antiviral properties
US11406144B2 (en) * 2020-05-20 2022-08-09 Anil Kapila Surgical face mask gripper to improve particulate filtering efficiency
CN111530167B (zh) * 2020-05-22 2021-03-02 江苏睿泽环保科技有限公司 核电水过滤用电荷吸附过滤原理滤芯及制备方法
US11930867B2 (en) 2020-07-30 2024-03-19 Fxi Inc. Limited Coated substrates and articles with anti-viral properties, and fabrication processes
RU201699U1 (ru) * 2020-08-20 2020-12-28 Евгений Николаевич Коптяев Маска
USD991442S1 (en) * 2020-09-07 2023-07-04 Alexandru David Dust mask
USD968589S1 (en) * 2020-09-22 2022-11-01 Maria Ximena Osorio Face mask
CN113291002B (zh) * 2021-03-10 2023-02-21 广东茂业医疗科技有限公司 一种含氧化亚铜的抗菌抗病毒口罩
USD982155S1 (en) * 2021-09-10 2023-03-28 Vitacore Industries Inc. Respirator with shield
KR102403042B1 (ko) * 2021-12-14 2022-05-27 김재청 원단 공급의 효율성을 강화한 마스크 제조 공법

Family Cites Families (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US31285A (en) * 1861-01-29 Making- finger-guards for harvesters
US2988469A (en) * 1959-12-22 1961-06-13 American Viscose Corp Method for the production of reticulated webs
US3849241A (en) * 1968-12-23 1974-11-19 Exxon Research Engineering Co Non-woven mats by melt blowing
US3801400A (en) * 1972-03-24 1974-04-02 Celanese Corp Varying density cartridge filters
US3825379A (en) * 1972-04-10 1974-07-23 Exxon Research Engineering Co Melt-blowing die using capillary tubes
US3971373A (en) * 1974-01-21 1976-07-27 Minnesota Mining And Manufacturing Company Particle-loaded microfiber sheet product and respirators made therefrom
US4103058A (en) * 1974-09-20 1978-07-25 Minnesota Mining And Manufacturing Company Pillowed web of blown microfibers
US3954697A (en) * 1975-03-31 1976-05-04 Eastman Kodak Company Poly(higher-1-olefin-co-propylene) copolymers as hot-melt, pressure-sensitive adhesives
NL181632C (nl) 1976-12-23 1987-10-01 Minnesota Mining & Mfg Electreetfilter en werkwijze voor het vervaardigen daarvan.
US4215682A (en) * 1978-02-06 1980-08-05 Minnesota Mining And Manufacturing Company Melt-blown fibrous electrets
WO1981001019A1 (fr) * 1979-10-09 1981-04-16 L Giffard Materiau filtrant et masque respiratoire en comportant application
US4379201A (en) * 1981-03-30 1983-04-05 Minnesota Mining And Manufacturing Company Multiacrylate cross-linking agents in pressure-sensitive photoadhesives
US4384577A (en) * 1981-04-03 1983-05-24 Moldex/Metric Products, Inc. Disposable face mask
US4454881A (en) * 1981-08-21 1984-06-19 Moldex/Metric Products, Inc. Multi-layer face mask with molded edge bead
US4429001A (en) * 1982-03-04 1984-01-31 Minnesota Mining And Manufacturing Company Sheet product containing sorbent particulate material
US4554324A (en) * 1982-09-16 1985-11-19 Minnesota Mining And Manufacturing Co. Acrylate copolymer pressure-sensitive adhesive composition and sheet materials coated therewith
US4729371A (en) * 1983-10-11 1988-03-08 Minnesota Mining And Manufacturing Company Respirator comprised of blown bicomponent fibers
US4536440A (en) * 1984-03-27 1985-08-20 Minnesota Mining And Manufacturing Company Molded fibrous filtration products
US4843134A (en) * 1984-03-28 1989-06-27 Minnesota Mining And Manufacturing Company Acrylate pressure-sensitive adhesives containing insolubles
US4619979A (en) * 1984-03-28 1986-10-28 Minnesota Mining And Manufacturing Company Continuous free radial polymerization in a wiped-surface reactor
US4684576A (en) * 1984-08-15 1987-08-04 The Dow Chemical Company Maleic anhydride grafts of olefin polymers
US4807619A (en) * 1986-04-07 1989-02-28 Minnesota Mining And Manufacturing Company Resilient shape-retaining fibrous filtration face mask
US4737559A (en) * 1986-05-19 1988-04-12 Minnesota Mining And Manufacturing Co. Pressure-sensitive adhesive crosslinked by copolymerizable aromatic ketone monomers
US4797318A (en) * 1986-07-31 1989-01-10 Kimberly-Clark Corporation Active particle-containing nonwoven material, method of formation thereof, and uses thereof
US4741949A (en) * 1986-10-15 1988-05-03 Kimberly-Clark Corporation Elastic polyetherester nonwoven web
DE3719420A1 (de) * 1987-06-11 1988-12-29 Sandler Helmut Helsa Werke Atemschutzmaske
US4873972A (en) * 1988-02-04 1989-10-17 Moldex/Metric Products, Inc. Disposable filter respirator with inner molded face flange
US5149468A (en) * 1989-11-17 1992-09-22 Moldex/Metric Products, Inc. Method for producing filter material formed of melt-blown non-woven mat sandwiching additional material
US5307796A (en) * 1990-12-20 1994-05-03 Minnesota Mining And Manufacturing Company Methods of forming fibrous filtration face masks
US5238733A (en) * 1991-09-30 1993-08-24 Minnesota Mining And Manufacturing Company Stretchable nonwoven webs based on multi-layer blown microfibers
US5190812A (en) * 1991-09-30 1993-03-02 Minnesota Mining And Manufacturing Company Film materials based on multi-layer blown microfibers
US5248455A (en) * 1991-09-30 1993-09-28 Minnesota Mining And Manufacturing Company Method of making transparent film from multilayer blown microfibers
US5258220A (en) * 1991-09-30 1993-11-02 Minnesota Mining And Manufacturing Company Wipe materials based on multi-layer blown microfibers
US5306545A (en) * 1991-12-11 1994-04-26 Mitsui Petrochemical Industries, Ltd. Melt-blown non-woven fabric and laminated non-woven fabric material using the same
US5753343A (en) * 1992-08-04 1998-05-19 Minnesota Mining And Manufacturing Company Corrugated nonwoven webs of polymeric microfiber
US5382400A (en) * 1992-08-21 1995-01-17 Kimberly-Clark Corporation Nonwoven multicomponent polymeric fabric and method for making same
EP0669993B1 (de) * 1992-11-18 1997-12-29 Hoechst Celanese Corporation Verfahren zur herstellung einer faserigen struktur mit immobilisiertem teilchenförmigem material
US5662728A (en) * 1992-12-31 1997-09-02 Hoechst Celanese Corporation Particulate filter structure
JPH06335534A (ja) * 1993-05-28 1994-12-06 Tetsuya Nishino 保護マスクおよびその製造方法
WO1995005501A2 (en) * 1993-08-17 1995-02-23 Minnesota Mining And Manufacturing Company Method of charging electret filter media
US5643507A (en) * 1993-08-17 1997-07-01 Minnesota Mining And Manufacturing Company Filter media having an undulated surface
JP3360377B2 (ja) * 1993-10-04 2002-12-24 チッソ株式会社 メルトブロー紡糸口金装置
US5506279A (en) * 1993-10-13 1996-04-09 Minnesota Mining And Manufacturing Company Acrylamido functional disubstituted acetyl aryl ketone photoinitiators
US5462538A (en) * 1993-12-16 1995-10-31 Mcneil-Ppc, Inc. Molten adhesive fibers and products made therefrom
JPH07185249A (ja) * 1993-12-27 1995-07-25 Japan Vilene Co Ltd 脱臭フィルタ
DE69509537T2 (de) * 1994-09-09 1999-09-23 Minnesota Mining & Mfg Verfahren zur herstellung von verpacktem hei chmelzenden klebstoff
US5560878A (en) * 1994-11-30 1996-10-01 The Procter & Gamble Company Method and apparatus for making stretchable absorbent articles
US5620785A (en) * 1995-06-07 1997-04-15 Fiberweb North America, Inc. Meltblown barrier webs and processes of making same
CA2225554A1 (en) * 1995-06-30 1997-01-23 Kimberly-Clark Worldwide, Inc. Water-degradable multicomponent fibers and nonwovens
US5696199A (en) * 1995-12-07 1997-12-09 Minnesota Mining And Manufacturing Company Pressure-sensitive adhesive polyacrylate polymer and method of making
US5637646A (en) * 1995-12-14 1997-06-10 Minnesota Mining And Manufacturing Company Bulk radical polymerization using a batch reactor
WO1997030199A1 (en) * 1996-02-12 1997-08-21 Fibervisions A/S Particle-containing fibres
US5883026A (en) * 1997-02-27 1999-03-16 Kimberly-Clark Worldwide, Inc. Face masks including a spunbonded/meltblown/spunbonded laminate
US6007914A (en) 1997-12-01 1999-12-28 3M Innovative Properties Company Fibers of polydiorganosiloxane polyurea copolymers

Also Published As

Publication number Publication date
JP2001525201A (ja) 2001-12-11
WO1999028542A1 (en) 1999-06-10
CA2312130C (en) 2007-01-09
JP4195188B2 (ja) 2008-12-10
US6102039A (en) 2000-08-15
KR100506304B1 (ko) 2005-08-05
KR20010032629A (ko) 2001-04-25
CN1096513C (zh) 2002-12-18
CN1285012A (zh) 2001-02-21
US6234171B1 (en) 2001-05-22
BR9815117A (pt) 2000-10-10
EP1036229A1 (de) 2000-09-20
ES2179486T3 (es) 2003-01-16
DE69806635T2 (de) 2005-10-13
CA2312130A1 (en) 1999-06-10
EP1036229B1 (de) 2002-07-17
AU7117898A (en) 1999-06-16
BR9815117B1 (pt) 2008-11-18

Similar Documents

Publication Publication Date Title
DE69806635D1 (de) Absorbierende teilchen enthaltende geformte atemschutzmaske
DE69841276D1 (de) Atemschutzmaske
DE69838271D1 (de) Verbesserte Atemschutzmaske
DE59811641D1 (de) Luftfilter
DE69827112D1 (de) Inhalationsvorrichtung
ATE275998T1 (de) Inhalationsgerät
ATE233113T1 (de) Inhalationsvorrichtung
DE69725136D1 (de) Atemmaske
NO20002447L (no) Inhalasjonsanordning
DE69813257D1 (de) Selbstumfassendes atmungsgerät
ID19841A (id) Partikel-partikel kering bebas-alir
DE69811916D1 (de) Formstabiler absorbierender artikel
DE69816828D1 (de) Inhalationsvorrichtung
DE59808250D1 (de) Luftfilter
FR2763507B1 (fr) Inhalateur
DE69824327D1 (de) Inhalationsgerät
DE69813069D1 (de) Etikettförmiges sauerstoffabsorbierendes Mittel
DE29716128U1 (de) Luftfiltergerät
DE29717823U1 (de) Luftfilter
DE29707470U1 (de) Atemschutzmaske
DE29707471U1 (de) Atemschutzmaske
UA26026C2 (uk) Респіратор
UA1589S (uk) Респіратор
DE29806473U1 (de) Wegwerfbare Atemschutzmaske
SE9400800D0 (sv) Absorbentanordning

Legal Events

Date Code Title Description
8364 No opposition during term of opposition