FR3108523B1 - Matériau de Filtration d’Air, Dispositif de Décontamination d’Air par Filtration et Procédé de Fabrication - Google Patents

Matériau de Filtration d’Air, Dispositif de Décontamination d’Air par Filtration et Procédé de Fabrication Download PDF

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Publication number
FR3108523B1
FR3108523B1 FR2003078A FR2003078A FR3108523B1 FR 3108523 B1 FR3108523 B1 FR 3108523B1 FR 2003078 A FR2003078 A FR 2003078A FR 2003078 A FR2003078 A FR 2003078A FR 3108523 B1 FR3108523 B1 FR 3108523B1
Authority
FR
France
Prior art keywords
air filtration
hydrophobic
cellulose fibers
manufacturing process
bundle
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.)
Active
Application number
FR2003078A
Other languages
English (en)
Other versions
FR3108523A1 (fr
Inventor
Daniel François Jean Marie Samain
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.)
Cellulotech Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR2003078A priority Critical patent/FR3108523B1/fr
Priority to PCT/EP2021/057432 priority patent/WO2021191205A1/fr
Priority to EP21712875.0A priority patent/EP4126297A1/fr
Priority to US17/914,254 priority patent/US20230112349A1/en
Priority to CN202180030119.1A priority patent/CN115427130A/zh
Publication of FR3108523A1 publication Critical patent/FR3108523A1/fr
Application granted granted Critical
Publication of FR3108523B1 publication Critical patent/FR3108523B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/01—Deodorant compositions
    • A61L9/014—Deodorant compositions containing sorbent material, e.g. activated carbon
    • 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
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B29/005—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material next to another layer of paper or cardboard layer
    • 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
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/06—Layered products comprising a layer of paper or cardboard specially treated, e.g. surfaced, parchmentised
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1284—Application of adhesive
    • B32B37/1292—Application of adhesive selectively, e.g. in stripes, in patterns
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/16—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating
    • B32B37/18—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B32B7/14—Interconnection of layers using interposed adhesives or interposed materials with bonding properties applied in spaced arrangements, e.g. in stripes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
    • D21H11/20—Chemically or biochemically modified fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/08—Filter paper
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/14—Filtering means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/20—Method-related aspects
    • A61L2209/22—Treatment by sorption, e.g. absorption, adsorption, chemisorption, scrubbing, wet cleaning
    • 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
    • B01D2239/0208—Single-component 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
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0421—Rendering the filter material hydrophilic
    • 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
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0428—Rendering the filter material hydrophobic
    • 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
    • B01D2239/0668—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
    • B01D2239/08—Special characteristics of binders
    • B01D2239/083—Binders between layers of the filter
    • 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
    • B01D2239/1291—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
    • B32B2250/26—All layers being made of paper or paperboard
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/028—Paper layer
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/728—Hydrophilic
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/73—Hydrophobic
    • 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
    • B32B2317/00—Animal or vegetable based
    • B32B2317/12—Paper, e.g. cardboard
    • 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
    • B32B2571/00—Protective equipment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Epidemiology (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Textile Engineering (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

Matériau filtrant perméable à l’air et imperméable aux excrétions aqueuses liquides humaines buccales, nasales et/ou oculaires comprenant au moins une liasse, dite liasse hydrophobe, d’au moins deux feuillets hydrophobes superposés et formés chacun de papier poreux, de grammage inférieur à 30 g/m2, chaque feuillet hydrophobe étant formé de fibres de cellulose, dites fibres de cellulose réticulées, liées entre elles par des liaisons hydrogène et par des liaisons covalentes formées avec au moins un groupement d’atomes de réticulation,caractérisé en ce qu’au moins une partie des hydroxyles desdites fibres de cellulose réticulées non engagés dans des liaisons hydrogène et accessibles aux gaz forment une liaison covalente avec un groupement acyle à chaîne hydrophobe. Figure d’abrégé : figure 4
FR2003078A 2020-03-27 2020-03-27 Matériau de Filtration d’Air, Dispositif de Décontamination d’Air par Filtration et Procédé de Fabrication Active FR3108523B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR2003078A FR3108523B1 (fr) 2020-03-27 2020-03-27 Matériau de Filtration d’Air, Dispositif de Décontamination d’Air par Filtration et Procédé de Fabrication
PCT/EP2021/057432 WO2021191205A1 (fr) 2020-03-27 2021-03-23 Matériau de filtration d'air, dispositif de décontamination d'air par filtration et procédé de fabrication
EP21712875.0A EP4126297A1 (fr) 2020-03-27 2021-03-23 Matériau de filtration d'air, dispositif de décontamination d'air par filtration et procédé de fabrication
US17/914,254 US20230112349A1 (en) 2020-03-27 2021-03-23 Air filtration material, device for decontaminating air by filtration and manufacturing method.
CN202180030119.1A CN115427130A (zh) 2020-03-27 2021-03-23 空气过滤材料、空气过滤净化装置及制造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2003078A FR3108523B1 (fr) 2020-03-27 2020-03-27 Matériau de Filtration d’Air, Dispositif de Décontamination d’Air par Filtration et Procédé de Fabrication
FR2003078 2020-03-27

Publications (2)

Publication Number Publication Date
FR3108523A1 FR3108523A1 (fr) 2021-10-01
FR3108523B1 true FR3108523B1 (fr) 2022-03-25

Family

ID=70918637

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2003078A Active FR3108523B1 (fr) 2020-03-27 2020-03-27 Matériau de Filtration d’Air, Dispositif de Décontamination d’Air par Filtration et Procédé de Fabrication

Country Status (5)

Country Link
US (1) US20230112349A1 (fr)
EP (1) EP4126297A1 (fr)
CN (1) CN115427130A (fr)
FR (1) FR3108523B1 (fr)
WO (1) WO2021191205A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220118295A1 (en) * 2020-10-21 2022-04-21 Acetate International Llc Biodegradable filter structures

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US4107426A (en) * 1976-07-06 1978-08-15 Roy Gerald Gordon Process for treating cellulose
JPS5756562A (en) * 1980-09-20 1982-04-05 Uni Charm Corp Nonwoven fabric and production thereof
WO1995005233A1 (fr) * 1993-08-13 1995-02-23 Minnesota Mining And Manufacturing Company Cartouche filtrante contenant des particules insolubles portant des enzymes
AU9133401A (en) * 2000-11-28 2002-05-30 Rohm And Haas Company Hydrophobic absorbing polymers and process
US7147752B2 (en) * 2002-12-31 2006-12-12 Kimberly-Clark Worldwide, Inc. Hydrophilic fibers containing substantive polysiloxanes and tissue products made therefrom
WO2004110193A1 (fr) * 2003-06-13 2004-12-23 Wadstroem Torkel Produit destine a l'absorption
CN1913928A (zh) * 2003-12-19 2007-02-14 Bki控股公司 具有可变可润湿性的纤维以及包含该纤维的材料
WO2008118228A2 (fr) * 2006-12-05 2008-10-02 Stonybrook Water Purification Articles comprenant un support fibreux
US20100059443A1 (en) * 2008-09-02 2010-03-11 Natrix Separations Inc. Chromatography Membranes, Devices Containing Them, and Methods of Use Thereof
DE102008063229A1 (de) * 2008-12-19 2010-07-01 Dehn, Michael C. Filzmaterial mit Sperrfunktion und Bauteil aus Filz
US8636833B2 (en) * 2009-09-16 2014-01-28 E I Du Pont De Nemours And Company Air filtration medium with improved dust loading capacity and improved resistance to high humidity environment
WO2015088677A1 (fr) * 2013-12-12 2015-06-18 Emd Millipore Corporation Séparations de protéines utilisant un filtre contenant de l'acrylamide
ES2476166B1 (es) * 2014-06-18 2015-07-09 Bc Nonwovens, S.L. Sustrato filtrante
WO2016108119A1 (fr) * 2014-12-29 2016-07-07 Philip Morris Products S.A. Filtre hydrophobe
US10561972B2 (en) * 2015-09-18 2020-02-18 Hollingsworth & Vose Company Filter media including a waved filtration layer
JP6185042B2 (ja) * 2015-12-21 2017-08-23 ユニ・チャーム株式会社 動物用排泄物処理シート
JP6431647B2 (ja) * 2016-10-31 2018-11-28 大王製紙株式会社 清掃用ウェットシートおよび清掃用ウェットシートの製造方法
US10480110B2 (en) * 2017-10-09 2019-11-19 The Clorox Company Melamine wipes and methods of manufacture
FR3075071B1 (fr) * 2017-12-20 2020-09-18 Centre Technique Du Papier Procede pour conferer un caractere hydrophobe a un substrat solide comportant des fonctions hydrophiles reactives
US20210002640A1 (en) * 2018-02-28 2021-01-07 Exicure, Inc. Liposomal spherical nucleic acid (sna) constructs for survival of motor neuron (sma) inhibitors
CN111936176B (zh) * 2018-03-30 2023-09-12 Gpf有限公司 医疗用吸引器系统用病毒捕集性过滤器
JP6960381B2 (ja) * 2018-08-22 2021-11-05 大王製紙株式会社 吸収性物品

Also Published As

Publication number Publication date
WO2021191205A1 (fr) 2021-09-30
US20230112349A1 (en) 2023-04-13
CN115427130A (zh) 2022-12-02
FR3108523A1 (fr) 2021-10-01
EP4126297A1 (fr) 2023-02-08

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