BR112022019542A2 - ANTI-PATOGENIC FACE MASK - Google Patents

ANTI-PATOGENIC FACE MASK

Info

Publication number
BR112022019542A2
BR112022019542A2 BR112022019542A BR112022019542A BR112022019542A2 BR 112022019542 A2 BR112022019542 A2 BR 112022019542A2 BR 112022019542 A BR112022019542 A BR 112022019542A BR 112022019542 A BR112022019542 A BR 112022019542A BR 112022019542 A2 BR112022019542 A2 BR 112022019542A2
Authority
BR
Brazil
Prior art keywords
face mask
patogenic
fibrous material
weight
silicon nitride
Prior art date
Application number
BR112022019542A
Other languages
Portuguese (pt)
Inventor
Singh Bal Bhajanjit
J Mcentire Bryan
M Bock Ryan
Original Assignee
Sintx Technologies 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 Sintx Technologies Inc filed Critical Sintx Technologies Inc
Publication of BR112022019542A2 publication Critical patent/BR112022019542A2/en

Links

Classifications

    • 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
    • A41D13/1192—Protective face masks, e.g. for surgical use, or for use in foul atmospheres with antimicrobial agent
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01P—BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS
    • A01P1/00—Disinfectants; Antimicrobial compounds or mixtures thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
    • 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
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/068—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with silicon
    • 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
    • B01D2239/0407—Additives and treatments of the filtering material comprising particulate additives, e.g. adsorbents
    • 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
    • B01D2239/0464—Impregnants
    • 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
    • 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

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plant Pathology (AREA)
  • Zoology (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Environmental Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Agronomy & Crop Science (AREA)
  • Dentistry (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Materials For Medical Uses (AREA)
  • Golf Clubs (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)

Abstract

MÁSCARA FACIAL ANTIPATOGÊNICA. É descrita neste documento uma máscara facial antiviral e métodos de uso da mesma para inativar um vírus em contato com a máscara facial. A máscara facial pode incluir um material fibroso com pó de nitreto de silício impregnado no mesmo e uma camada em torno do material fibroso. Em algumas modalidades, o nitreto de silício está presente no material fibroso a uma concentração de cerca de 1% em peso a cerca de 15% em peso.ANTI-PATOGENIC FACE MASK. Described herein is an antiviral face mask and methods of using the same to inactivate a virus in contact with the face mask. The face mask may include a fibrous material having silicon nitride powder impregnated therein and a layer around the fibrous material. In some embodiments, the silicon nitride is present in the fibrous material at a concentration of from about 1% by weight to about 15% by weight.

BR112022019542A 2020-04-14 2021-04-14 ANTI-PATOGENIC FACE MASK BR112022019542A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202063009842P 2020-04-14 2020-04-14
PCT/US2021/027258 WO2021211697A1 (en) 2020-04-14 2021-04-14 Antipathogenic face mask

Publications (1)

Publication Number Publication Date
BR112022019542A2 true BR112022019542A2 (en) 2022-11-16

Family

ID=78084910

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022019542A BR112022019542A2 (en) 2020-04-14 2021-04-14 ANTI-PATOGENIC FACE MASK

Country Status (9)

Country Link
EP (1) EP4135544A4 (en)
JP (1) JP2023522184A (en)
KR (1) KR20220164554A (en)
CN (1) CN115443080A (en)
AU (1) AU2021257838A1 (en)
BR (1) BR112022019542A2 (en)
CA (1) CA3174479A1 (en)
MX (1) MX2022012290A (en)
WO (1) WO2021211697A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4258870A1 (en) * 2020-12-09 2023-10-18 Sintx Technologies, Inc. Nitride based antipathogenic compositions and devices and methods of use thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10225324A1 (en) * 2002-06-06 2003-12-18 Itn Nanovation Gmbh Production of antimicrobial varnish, e.g. for long-term protection of door handles and sanitary fittings, involves modifying varnish by adding nano-particles with a silver- or copper-enriched surface
EP1661460A4 (en) * 2003-08-12 2012-04-25 Mochigase Electrical Equipment Co Ltd Antiviral agent and fibers and antiviral members using the same
GB0603138D0 (en) * 2006-02-16 2006-03-29 Queen Mary & Westfield College Virucidal materials
US9376771B2 (en) * 2006-11-27 2016-06-28 Mhi Health Devices, Llc Antimicrobial materials and coatings
SG176254A1 (en) * 2009-05-29 2011-12-29 Filligent Ltd Composition for use in decreasing the transmission of human pathogens
AU2019336133B2 (en) * 2018-09-06 2023-10-12 Sintx Technologies, Inc. Antipathogenic compositions and methods thereof

Also Published As

Publication number Publication date
EP4135544A1 (en) 2023-02-22
EP4135544A4 (en) 2024-07-17
CN115443080A (en) 2022-12-06
CA3174479A1 (en) 2021-10-21
JP2023522184A (en) 2023-05-29
WO2021211697A1 (en) 2021-10-21
KR20220164554A (en) 2022-12-13
MX2022012290A (en) 2022-10-27
AU2021257838A1 (en) 2022-10-20

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing