MX9102585A - Metodo para formar mascaras faciales fibrosas de filtracion. - Google Patents

Metodo para formar mascaras faciales fibrosas de filtracion.

Info

Publication number
MX9102585A
MX9102585A MX9102585A MX9102585A MX9102585A MX 9102585 A MX9102585 A MX 9102585A MX 9102585 A MX9102585 A MX 9102585A MX 9102585 A MX9102585 A MX 9102585A MX 9102585 A MX9102585 A MX 9102585A
Authority
MX
Mexico
Prior art keywords
face masks
fibrous filtration
forming fibrous
filtration face
forming
Prior art date
Application number
MX9102585A
Other languages
English (en)
Inventor
Joseph P Kronzer
Roger J Stumo
James F Dyrud
Harvey J Berg
Original Assignee
Minnesota Mining & Mfg
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24537715&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX9102585(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Minnesota Mining & Mfg filed Critical Minnesota Mining & Mfg
Publication of MX9102585A publication Critical patent/MX9102585A/es

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • 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
    • 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
    • D04H1/542—Adhesive fibres
    • D04H1/544—Olefin series
    • 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
    • D04H1/542—Adhesive fibres
    • D04H1/55—Polyesters
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
    • B01D2239/0216—Bicomponent or multicomponent fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0681—The layers being joined by gluing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/08—Special characteristics of binders
    • B01D2239/086—Binders between particles or fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Materials (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Treatment Of Fiber Materials (AREA)
MX9102585A 1990-12-20 1991-12-16 Metodo para formar mascaras faciales fibrosas de filtracion. MX9102585A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/632,964 US5307796A (en) 1990-12-20 1990-12-20 Methods of forming fibrous filtration face masks

Publications (1)

Publication Number Publication Date
MX9102585A true MX9102585A (es) 1992-07-01

Family

ID=24537715

Family Applications (2)

Application Number Title Priority Date Filing Date
MX9102585A MX9102585A (es) 1990-12-20 1991-12-16 Metodo para formar mascaras faciales fibrosas de filtracion.
MXPA94004036A MXPA94004036A (es) 1990-12-20 1991-12-16 Metodo para formar mascaras faciales fibrosas defiltracion.

Family Applications After (1)

Application Number Title Priority Date Filing Date
MXPA94004036A MXPA94004036A (es) 1990-12-20 1991-12-16 Metodo para formar mascaras faciales fibrosas defiltracion.

Country Status (12)

Country Link
US (2) US5307796A (es)
EP (1) EP0563135B1 (es)
JP (1) JP3023173B2 (es)
KR (1) KR100221707B1 (es)
AR (1) AR245791A1 (es)
AU (1) AU651415B2 (es)
BR (1) BR9107253A (es)
CA (1) CA2096636C (es)
DE (1) DE69104732T2 (es)
DK (1) DK0563135T3 (es)
MX (2) MX9102585A (es)
WO (1) WO1992011405A1 (es)

Families Citing this family (157)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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US5753343A (en) * 1992-08-04 1998-05-19 Minnesota Mining And Manufacturing Company Corrugated nonwoven webs of polymeric microfiber
US5643507A (en) * 1993-08-17 1997-07-01 Minnesota Mining And Manufacturing Company Filter media having an undulated surface
WO1995005232A1 (en) * 1993-08-17 1995-02-23 Minnesota Mining And Manufacturing Company Filter media having an undulated surface
US5695376A (en) * 1994-09-09 1997-12-09 Kimberly-Clark Worldwide, Inc. Thermoformable barrier nonwoven laminate
CZ296061B6 (cs) * 1994-10-13 2006-01-11 Respirátor
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CA2160282A1 (en) * 1995-02-14 1996-08-15 Michael R. Gildersleeve Supported membrane assembly
WO1996028216A1 (en) * 1995-03-09 1996-09-19 Minnesota Mining And Manufacturing Company Fold flat respirators and processes for preparing same
US5665235A (en) * 1995-05-09 1997-09-09 Pall Corporation Supported fibrous web assembly
DE19518285C2 (de) * 1995-05-18 2000-06-21 Lohmann Gmbh & Co Kg Mechanisch verfestigter Vliesstoff zur Herstellung von formstabilen Formteilen
US5620785A (en) * 1995-06-07 1997-04-15 Fiberweb North America, Inc. Meltblown barrier webs and processes of making same
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US5851355A (en) * 1996-11-27 1998-12-22 Bba Nonwovens Simpsonville, Inc. Reverse osmosis support substrate and method for its manufacture
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BRPI0909855A2 (pt) * 2008-06-02 2015-10-06 3M Innovative Properties Co "aditivos acentuadores de carga para eletretos"
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JP3023173B2 (ja) 2000-03-21
WO1992011405A1 (en) 1992-07-09
MXPA94004036A (es) 2004-12-13
AU651415B2 (en) 1994-07-21
EP0563135A1 (en) 1993-10-06
CA2096636C (en) 2003-02-25
AU9081891A (en) 1992-07-22
BR9107253A (pt) 1994-03-22
KR930703496A (ko) 1993-11-30
CA2096636A1 (en) 1992-06-21
JPH06504329A (ja) 1994-05-19
DE69104732T2 (de) 1995-05-11
EP0563135B1 (en) 1994-10-19
AR245791A1 (es) 1994-02-28
US5307796A (en) 1994-05-03
KR100221707B1 (ko) 1999-09-15
DE69104732D1 (de) 1994-11-24
US7131442B1 (en) 2006-11-07
DK0563135T3 (da) 1995-04-18

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