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MX2022011462A - Medio de filtracion. - Google Patents

Medio de filtracion.

Info

Publication number
MX2022011462A
MX2022011462A MX2022011462A MX2022011462A MX2022011462A MX 2022011462 A MX2022011462 A MX 2022011462A MX 2022011462 A MX2022011462 A MX 2022011462A MX 2022011462 A MX2022011462 A MX 2022011462A MX 2022011462 A MX2022011462 A MX 2022011462A
Authority
MX
Mexico
Prior art keywords
filtration media
meltblown
meltblown layer
facemasks
microns
Prior art date
Application number
MX2022011462A
Other languages
English (en)
Inventor
Nyle Bishop
Cano Elisabeth Torres
Mehmet Selcuk Sinangil
Iii Ralph A Moody
Robert Garcia
Rainer Nawroth
Victor Gnoatto
Original Assignee
Berry Global Inc
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 Berry Global Inc filed Critical Berry Global Inc
Publication of MX2022011462A publication Critical patent/MX2022011462A/es

Links

Classifications

    • 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
    • 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
    • B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
    • 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
    • A41D13/1115—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a horizontal pleated pocket
    • 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
    • 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
    • B32B5/265—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 characterised by one fibrous or filamentary layer being a non-woven fabric layer
    • B32B5/266—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 characterised by one fibrous or filamentary layer being a non-woven fabric layer next to one or more non-woven fabric layers
    • B32B5/268—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 characterised by one fibrous or filamentary layer being a non-woven fabric layer next to one or more non-woven fabric layers characterised by at least one non-woven fabric layer that is a melt-blown fabric
    • B32B5/269—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 characterised by one fibrous or filamentary layer being a non-woven fabric layer next to one or more non-woven fabric layers characterised by at least one non-woven fabric layer that is a melt-blown fabric characterised by at least one non-woven fabric layer that is a melt-blown fabric next to a non-woven fabric layer that is a spunbonded fabric
    • 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
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/016—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the fineness
    • 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
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0435—Electret
    • 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
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0618—Non-woven
    • 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
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0622—Melt-blown
    • 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
    • B01D2239/0604—Arrangement of the fibres in the filtering material
    • B01D2239/0627—Spun-bonded
    • 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
    • B01D2239/0668—The layers being joined by heat or melt-bonding
    • 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
    • B01D2239/0672—The layers being joined by welding
    • 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
    • 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
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1241—Particle diameter
    • 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
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1258—Permeability
    • 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
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1291—Other parameters
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/05—5 or more layers
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/20—All layers being fibrous or filamentary
    • 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
    • B32B2535/00—Medical equipment, e.g. bandage, prostheses or catheter

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Pulmonology (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)

Abstract

La presente invención se refiere a un medio de filtración que incluye al menos una primera tela no tejida que tiene al menos una capa fusionada por soplado. Al menos una capa fusionada por soplado incluye una pluralidad de fibras fusionadas por soplado que tienen un diámetro promedio desde aproximadamente 1 hasta aproximadamente 5 micras. También se proporcionan métodos para elaborar un medio de filtración. También se proporcionan máscaras faciales que incluyen tal medio de filtración.
MX2022011462A 2020-05-13 2021-05-13 Medio de filtracion. MX2022011462A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063023951P 2020-05-13 2020-05-13
PCT/US2021/032190 WO2021231695A1 (en) 2020-05-13 2021-05-13 Filtration media

Publications (1)

Publication Number Publication Date
MX2022011462A true MX2022011462A (es) 2022-10-31

Family

ID=76284197

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2022011462A MX2022011462A (es) 2020-05-13 2021-05-13 Medio de filtracion.

Country Status (9)

Country Link
US (2) US12303814B2 (es)
EP (1) EP4149307A1 (es)
KR (2) KR20260006712A (es)
CN (1) CN115551385A (es)
BR (1) BR112022023118A2 (es)
CO (1) CO2022017955A2 (es)
MX (1) MX2022011462A (es)
PE (1) PE20230022A1 (es)
WO (1) WO2021231695A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI876233B (zh) * 2021-11-30 2025-03-11 美商貝里國際公司 含再生聚丙烯之不織布、製造方法及製品

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5593768A (en) * 1989-04-28 1997-01-14 Fiberweb North America, Inc. Nonwoven fabrics and fabric laminates from multiconstituent fibers
US5145727A (en) 1990-11-26 1992-09-08 Kimberly-Clark Corporation Multilayer nonwoven composite structure
US5486411A (en) 1992-03-26 1996-01-23 The University Of Tennessee Research Corporation Electrically charged, consolidated non-woven webs
US5714067A (en) 1996-04-02 1998-02-03 Sorrick; Charles H. High efficiency and high capacity filter media
US5883026A (en) 1997-02-27 1999-03-16 Kimberly-Clark Worldwide, Inc. Face masks including a spunbonded/meltblown/spunbonded laminate
US20100313890A1 (en) 2002-09-16 2010-12-16 Messier Pierre J Protective mask with breathable filtering face seal
EP1539326B1 (en) 2002-09-16 2012-04-25 TrioMed Innovations Corp. Electrostatically charged filter media incorporating an active agent
US20080035153A1 (en) 2006-08-14 2008-02-14 Flora Lin Facemask roll and method for manufacturing the same
US8202340B2 (en) * 2007-02-28 2012-06-19 Hollingsworth & Vose Company Waved filter media and elements
US8257459B2 (en) * 2007-02-28 2012-09-04 Hollingsworth & Vose Company Waved filter media and elements
US8303693B2 (en) * 2007-04-26 2012-11-06 The Hong Kong Polytechnic University Nanofiber filter facemasks and cabin filters
US8430100B2 (en) * 2008-02-25 2013-04-30 Prestige Ameritech Ltd. Universal fit face mask
US8470236B2 (en) 2008-11-25 2013-06-25 E I Du Pont De Nemours And Company Process of making a non-woven web
WO2010127161A2 (en) * 2009-04-29 2010-11-04 Koehler Richard H Surgical face mask, including reusable masks, with filtered inhalation and exhalation valves
WO2011031276A1 (en) * 2009-09-11 2011-03-17 Matich Ronald D Face mask with seal within seal and optional bridging seal
CA2878169A1 (en) 2012-07-02 2014-01-09 3M Innovative Properties Company Conformable face mask
EP2969040A4 (en) * 2013-03-15 2016-11-09 Crosstex International Inc FACE MASK WITH ONE OR MORE NANO FIBER LAYERS
US20150090658A1 (en) * 2013-09-30 2015-04-02 Kimberly-Clark Worldwide, Inc. Fiber having a Nanohair Surface Topography
WO2016098132A1 (en) * 2014-12-18 2016-06-23 Gaikwad Sanjay Narayan Breathing device for preventing airborne diseases
US10343095B2 (en) * 2014-12-19 2019-07-09 Hollingsworth & Vose Company Filter media comprising a pre-filter layer
CA3009622A1 (en) 2015-12-23 2017-06-29 O&M Halyard International Unlimited Company Facemasks with material layers for enhanced bonding process
US20170312558A1 (en) 2016-04-29 2017-11-02 Alex Wang Facemask
US12383851B2 (en) * 2020-04-21 2025-08-12 Ascend Performance Materials Operations Llc Filters and facemasks having antimicrobial or antiviral properties

Also Published As

Publication number Publication date
KR20260006712A (ko) 2026-01-13
EP4149307A1 (en) 2023-03-22
CO2022017955A2 (es) 2023-03-27
KR20230010200A (ko) 2023-01-18
KR102906937B1 (ko) 2026-01-06
US20210354062A1 (en) 2021-11-18
PE20230022A1 (es) 2023-01-09
US12303814B2 (en) 2025-05-20
US20250262582A1 (en) 2025-08-21
CN115551385A (zh) 2022-12-30
WO2021231695A1 (en) 2021-11-18
BR112022023118A2 (pt) 2022-12-20

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