PE20230022A1 - Medios de filtracion - Google Patents

Medios de filtracion

Info

Publication number
PE20230022A1
PE20230022A1 PE2022002247A PE2022002247A PE20230022A1 PE 20230022 A1 PE20230022 A1 PE 20230022A1 PE 2022002247 A PE2022002247 A PE 2022002247A PE 2022002247 A PE2022002247 A PE 2022002247A PE 20230022 A1 PE20230022 A1 PE 20230022A1
Authority
PE
Peru
Prior art keywords
filtration media
filter medium
meltblown
meltblown layer
masks
Prior art date
Application number
PE2022002247A
Other languages
English (en)
Inventor
Iii Ralph A Moody
Nyle Bishop
Mehmet Selcuk Sinangil
Robert Garcia
Rainer Nawroth
Victor Gnoatto
Elisabeth Torres Cano
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 PE20230022A1 publication Critical patent/PE20230022A1/es

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
    • 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
    • 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
    • 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
    • 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

Se proporciona un medio de filtracion que incluye al menos un primer material textil no tejido que tiene al menos una capa soplada por fusion. La al menos una capa soplada por fusion incluye una pluralidad de fibras sopladas por fusion que tienen un diametro promedio de desde aproximadamente 1 hasta aproximadamente 5 micrometros. Tambien se proporcionan metodos de obtencion de un medio de filtracion. Tambien se proporcionan mascarillas que incluyen tal medio de filtracion.
PE2022002247A 2020-05-13 2021-05-13 Medios de filtracion PE20230022A1 (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
PE20230022A1 true PE20230022A1 (es) 2023-01-09

Family

ID=76284197

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2022002247A PE20230022A1 (es) 2020-05-13 2021-05-13 Medios de filtracion

Country Status (9)

Country Link
US (1) US20210354062A1 (es)
EP (1) EP4149307A1 (es)
KR (1) KR20230010200A (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
TW202332818A (zh) * 2021-11-30 2023-08-16 美商貝里國際公司 含再生聚丙烯之不織布

Family Cites Families (13)

* 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
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
CA2770137C (en) * 2009-09-11 2017-01-10 Ronald D. Matich Face mask with seal within seal and optional bridging seal
WO2014143039A1 (en) * 2013-03-15 2014-09-18 Crosstex International, Inc. A facemask having one or more nanofiber layers
US10343095B2 (en) * 2014-12-19 2019-07-09 Hollingsworth & Vose Company Filter media comprising a pre-filter layer
US20210322908A1 (en) * 2020-04-21 2021-10-21 Ascend Performance Materials Operations Llc Filters and facemasks having antimicrobial or antiviral properties
TW202332818A (zh) * 2021-11-30 2023-08-16 美商貝里國際公司 含再生聚丙烯之不織布

Also Published As

Publication number Publication date
KR20230010200A (ko) 2023-01-18
US20210354062A1 (en) 2021-11-18
CN115551385A (zh) 2022-12-30
WO2021231695A1 (en) 2021-11-18
EP4149307A1 (en) 2023-03-22
BR112022023118A2 (pt) 2022-12-20
MX2022011462A (es) 2022-10-31
CO2022017955A2 (es) 2023-03-27

Similar Documents

Publication Publication Date Title
PE20230022A1 (es) Medios de filtracion
ES2508265T3 (es) Bolsa de filtro de aspiradora
KR102477321B1 (ko) 섬유 적층체
AR030807A1 (es) Filtro por diferencial de presion a tambor rotativo de funcionamiento continuo, metodo y sistemas
KR20110046907A (ko) 나노섬유 접착층을 갖는 나노섬유 필터여재 및 그 제조방법
CO2018005716A2 (es) Proceso para producir no tejido con propiedades de superficie mejoradas
EA200801267A1 (ru) Фильтр и лицевая маска для устранения физических и/или биологических загрязнений из фильтруемой среды
JP2018523588A5 (es)
DE202009003669U1 (de) Filterelement
AR021222A1 (es) Filtro para polvo
AR070451A1 (es) Elemento de filtro para un filtro de disco
BRPI0813597A2 (pt) elementos filtrantes, sistemas de filtragem de fluidos e métodos de filtragem de um fluido
CN108697960A (zh) 用于过滤打褶介质的支承构件
RU2007115416A (ru) Способ изготовления фильтрующего слоя, а также фильтрующий слой, в частности, для мешка пылезадерживающего фильтра пылесоса
PL418186A1 (pl) Włókninowy materiał filtracyjny modyfikowany nanopręcikami ZnO, sposób jego wytwarzania i zastosowanie we wkładzie filtracyjnym
JP2016530118A5 (es)
KR20180062707A (ko) 그래핀 필터 메디아를 포함하는 복합 필터 메디아
JP6412675B2 (ja) 清掃用ウェットシート
JPWO2019230983A1 (ja) フィルタ濾材とこれを備えるフィルタユニット
CL2020001794A1 (es) Un medio filtrante.
JP2019051490A (ja) 粗塵除去用複合濾材
ES2163371B1 (es) Filtro, en especial para microfiltracion, y equipo que incorpora dichofiltro.
CN109847450A (zh) 滤材
WO2014087936A1 (ja) フィルター
EA201891357A1 (ru) Стиролакрилонитрильные тонкие волокна, фильтрующая среда, циркуляционные фильтры и способы