AR245791A1 - Un metodo para formar una capa de formacion fibrosa no tejida para una mascara facial. - Google Patents

Un metodo para formar una capa de formacion fibrosa no tejida para una mascara facial.

Info

Publication number
AR245791A1
AR245791A1 AR91321481A AR32148191A AR245791A1 AR 245791 A1 AR245791 A1 AR 245791A1 AR 91321481 A AR91321481 A AR 91321481A AR 32148191 A AR32148191 A AR 32148191A AR 245791 A1 AR245791 A1 AR 245791A1
Authority
AR
Argentina
Prior art keywords
fibers
linked
component
methods
weight
Prior art date
Application number
AR91321481A
Other languages
English (en)
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=AR245791(A1) "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
Application granted granted Critical
Publication of AR245791A1 publication Critical patent/AR245791A1/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)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Materials (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

METODO PARA FORMAR UNA CAPA DE FORMACION FIBROSA NO TEJIDA PARA UNA MASCARA FACIAL, QUE COMPRENDE: (A) CALENTAR UNA TELA NO TEJIDA DE MATERIAL FIBROSO QUE CONTIENE: (I) 40% EN PESO DE FIBRAS QUESE ENLAZAN TERMICAMENTE EN BASE AL PESO DEL MATERIAL FIBROSO NO TEJIDO, 10% EN PESO DEL MATERIAL FIBROSO NO TEJIDO CONSISTE DE FIBRAS BICOMPONENTE; Y OPCIONALMENTE (II) FIBRAS DE HEBRA, A UNA TEMPERATURA A LA CUAL LAS FIBRAS QUE SE ENLAZAN TERMICAMENTE, INCLUYENDO UN COMPONENTE DE LAS FIBRAS BICOMPONENTE, SE REBLANDECEN; Y DESPUES (B) MOLDEAR LA TELA NO TEJIDA DE MATERIAL FIBROSO CALENTADA, EN TANTO QUE LAS FIBRAS QUE SE ENLAZAN TERMICAMENTE Y UN COMPONENTE DE LAS FIBRAS BICOMPONENTE SE ENCUENTRAN TODAVIA REBLANDECIDOS, EN UN MOLDE QUE TIENE ELEMENTOS DE MOLDE QUE SE ENCUENTRANA UNA TEMPERATURA MENOR A LAS TEMPERATURAS DE REBLANDECIMIENTO DE LAS FIBRAS QUE SE ENLAZAN TERMICAMENTE INCLUYENDO TODOS LOS COMPONENTES DE LAS FIBRAS BICOMPONENTE.
AR91321481A 1990-12-20 1991-12-20 Un metodo para formar una capa de formacion fibrosa no tejida para una mascara facial. AR245791A1 (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
AR245791A1 true AR245791A1 (es) 1994-02-28

Family

ID=24537715

Family Applications (1)

Application Number Title Priority Date Filing Date
AR91321481A AR245791A1 (es) 1990-12-20 1991-12-20 Un metodo para formar una capa de formacion fibrosa no tejida para una mascara facial.

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)

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US7131442B1 (en) 2006-11-07
DK0563135T3 (da) 1995-04-18
DE69104732D1 (de) 1994-11-24
EP0563135B1 (en) 1994-10-19
AU651415B2 (en) 1994-07-21
KR930703496A (ko) 1993-11-30
AU9081891A (en) 1992-07-22
US5307796A (en) 1994-05-03
KR100221707B1 (ko) 1999-09-15
CA2096636C (en) 2003-02-25
JPH06504329A (ja) 1994-05-19
MXPA94004036A (es) 2004-12-13
DE69104732T2 (de) 1995-05-11
JP3023173B2 (ja) 2000-03-21
EP0563135A1 (en) 1993-10-06
CA2096636A1 (en) 1992-06-21
BR9107253A (pt) 1994-03-22
WO1992011405A1 (en) 1992-07-09

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