AU2012347797B2 - Respirator made from in-situ air-laid web(s) - Google Patents

Respirator made from in-situ air-laid web(s) Download PDF

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Publication number
AU2012347797B2
AU2012347797B2 AU2012347797A AU2012347797A AU2012347797B2 AU 2012347797 B2 AU2012347797 B2 AU 2012347797B2 AU 2012347797 A AU2012347797 A AU 2012347797A AU 2012347797 A AU2012347797 A AU 2012347797A AU 2012347797 B2 AU2012347797 B2 AU 2012347797B2
Authority
AU
Australia
Prior art keywords
fibers
mold
forming chamber
mask body
fiber
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.)
Ceased
Application number
AU2012347797A
Other languages
English (en)
Other versions
AU2012347797A1 (en
Inventor
Gerry A. Hoffdahl
John T. TUSHAUS
Tien T. Wu
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
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 AU2012347797A1 publication Critical patent/AU2012347797A1/en
Application granted granted Critical
Publication of AU2012347797B2 publication Critical patent/AU2012347797B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00—Filters for breathing-protection purposes
    • A62B23/02—Filters for breathing-protection purposes for respirators
    • A62B23/025—Filters for breathing-protection purposes for respirators the filter having substantially the shape of a mask
    • 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
    • A62B18/02—Masks
    • 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
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/084—Means for fastening gas-masks to heads or helmets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/12—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of short length, e.g. in the form of a mat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
    • B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
    • B29C70/342—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation using isostatic pressure
    • 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
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • 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
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
    • D04H1/5412—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres sheath-core
    • 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
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
    • D04H1/5418—Mixed fibres, e.g. at least two chemically different fibres or fibre blends
    • 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
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/558—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in combination with mechanical or physical treatments other than embossing
    • 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
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/732—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by fluid current, e.g. air-lay
    • 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
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/76—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres otherwise than in a plane, e.g. in a tubular way
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/48—Wearing apparel
    • B29L2031/4807—Headwear
    • B29L2031/4835—Masks

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Mechanical Engineering (AREA)
  • Emergency Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Pulmonology (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Filtering Materials (AREA)
AU2012347797A 2011-12-09 2012-12-06 Respirator made from in-situ air-laid web(s) Ceased AU2012347797B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/315,881 US20130146061A1 (en) 2011-12-09 2011-12-09 Respirator made from in-situ air-laid web(s)
US13/315,881 2011-12-09
PCT/US2012/068183 WO2013086146A2 (en) 2011-12-09 2012-12-06 Respirator made from in-situ air-laid web(s)

Publications (2)

Publication Number Publication Date
AU2012347797A1 AU2012347797A1 (en) 2014-06-19
AU2012347797B2 true AU2012347797B2 (en) 2016-02-25

Family

ID=48570848

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2012347797A Ceased AU2012347797B2 (en) 2011-12-09 2012-12-06 Respirator made from in-situ air-laid web(s)

Country Status (10)

Country Link
US (2) US20130146061A1 (enExample)
EP (1) EP2788090A4 (enExample)
JP (1) JP2015501706A (enExample)
KR (1) KR20140110904A (enExample)
CN (1) CN103958000B (enExample)
AU (1) AU2012347797B2 (enExample)
BR (1) BR112014013545A2 (enExample)
IN (1) IN2014CN04193A (enExample)
RU (1) RU2564624C1 (enExample)
WO (1) WO2013086146A2 (enExample)

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CN105283211B (zh) * 2013-06-13 2017-07-11 皇家飞利浦有限公司 带有粘性附接件的患者界面装置
DE102015112187A1 (de) * 2015-07-27 2017-02-02 Fiber Engineering Gmbh Textiles dreidimensionales Formteil und Verfahren zur Herstellung eines textilen dreidimensionalen Formteils
WO2017184378A1 (en) * 2016-04-21 2017-10-26 Avent, Inc. Multi-layered structure and articles formed therefrom having improved splash resistance by increased interlayer spacing
RU2674279C1 (ru) * 2017-11-18 2018-12-06 Александр Сергеевич Омельянович Полумаска для защиты органов дыхания человека от холода
CN111481996B (zh) * 2020-04-26 2021-12-24 福建恒安集团有限公司 一种吸附增强型滤材
CN111671184A (zh) * 2020-06-21 2020-09-18 欧意控股有限公司 一种具有防透气干爽的口罩内层材料及制备方法
CN111890696A (zh) * 2020-07-31 2020-11-06 天津容大机电科技有限公司 具有图案与裁切自动对准校正系统的装置及对准校正方法
SE546124C2 (en) * 2020-08-24 2024-05-28 Stora Enso Oyj Air-laid blank and a method of producing a three-dimensional shaped product from said air-laid blank
CN112223753B (zh) * 2020-09-11 2022-10-04 福清市益兴堂卫生制品有限公司 一种用于口罩加工的插片装置及其使用方法
US20230039345A1 (en) * 2021-04-12 2023-02-09 National Cheng Kung University Apparatus with multipurpose pressure sensitive material and method of leak identification
US20230047153A1 (en) * 2021-08-16 2023-02-16 Min Yao Face mask
KR102846853B1 (ko) * 2022-10-31 2025-08-18 (주)세운티.엔.에스 친환경 하이트린 유리장섬유 보드

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US4827924A (en) * 1987-03-02 1989-05-09 Minnesota Mining And Manufacturing Company High efficiency respirator
US6210147B1 (en) * 1997-08-05 2001-04-03 Araco Kabushiki Kaisha Method of and apparatus for shaping fibrous elastic body
US20060109608A1 (en) * 2004-04-02 2006-05-25 Maxwell Technologies, Inc. Dry-particle based capacitor and methods of making same
US7143814B1 (en) * 1999-09-24 2006-12-05 Ritemp Pty Ltd. Cooling of molds

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JP5390196B2 (ja) * 2006-02-21 2014-01-15 アールストロム コーポレイション 不織医療用布
BRPI0621878B8 (pt) * 2006-07-20 2021-06-22 Essity Hygiene & Health Ab um equipamento e um método para formar núcleos absorventes colocados via ar
BRPI0815953A2 (pt) * 2007-09-20 2018-03-06 3M Innovative Properties Co respirador do tipo peça facial filtrante e método de fabricação de um respirador do tipo peça facial filtrante
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4827924A (en) * 1987-03-02 1989-05-09 Minnesota Mining And Manufacturing Company High efficiency respirator
US6210147B1 (en) * 1997-08-05 2001-04-03 Araco Kabushiki Kaisha Method of and apparatus for shaping fibrous elastic body
US7143814B1 (en) * 1999-09-24 2006-12-05 Ritemp Pty Ltd. Cooling of molds
US20060109608A1 (en) * 2004-04-02 2006-05-25 Maxwell Technologies, Inc. Dry-particle based capacitor and methods of making same

Also Published As

Publication number Publication date
BR112014013545A2 (pt) 2017-06-13
WO2013086146A3 (en) 2013-08-01
EP2788090A2 (en) 2014-10-15
JP2015501706A (ja) 2015-01-19
AU2012347797A1 (en) 2014-06-19
US20130146061A1 (en) 2013-06-13
CN103958000B (zh) 2018-02-09
IN2014CN04193A (enExample) 2015-07-17
EP2788090A4 (en) 2015-08-26
WO2013086146A2 (en) 2013-06-13
US20170232278A1 (en) 2017-08-17
RU2564624C1 (ru) 2015-10-10
KR20140110904A (ko) 2014-09-17
CN103958000A (zh) 2014-07-30

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired