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WO2018110771A1 - Procédé de fabrication d'un filtre à air de cabine utilisant un nanomatériau de carbone et filtre d'air de cabine utilisant un nanomatériau de carbone ainsi fabriqué - Google Patents

Procédé de fabrication d'un filtre à air de cabine utilisant un nanomatériau de carbone et filtre d'air de cabine utilisant un nanomatériau de carbone ainsi fabriqué Download PDF

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Publication number
WO2018110771A1
WO2018110771A1 PCT/KR2017/001910 KR2017001910W WO2018110771A1 WO 2018110771 A1 WO2018110771 A1 WO 2018110771A1 KR 2017001910 W KR2017001910 W KR 2017001910W WO 2018110771 A1 WO2018110771 A1 WO 2018110771A1
Authority
WO
WIPO (PCT)
Prior art keywords
carbon nano
support
nano material
air filter
cabin air
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.)
Ceased
Application number
PCT/KR2017/001910
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English (en)
Korean (ko)
Inventor
양비룡
강은경
김현
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.)
Kapex Co Ltd
Industry Academic Cooperation Foundation of Kumoh National Institute of Technology
Original Assignee
Kapex Co Ltd
Industry Academic Cooperation Foundation of Kumoh National Institute of Technology
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 Kapex Co Ltd, Industry Academic Cooperation Foundation of Kumoh National Institute of Technology filed Critical Kapex Co Ltd
Publication of WO2018110771A1 publication Critical patent/WO2018110771A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2055—Carbonaceous 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
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C08K3/041—Carbon nanotubes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
    • C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
    • C09J123/10—Homopolymers or copolymers of propene
    • C09J123/12—Polypropene
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2237—Oxides; Hydroxides of metals of titanium
    • C08K2003/2241—Titanium dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives

Definitions

  • the present invention relates to a cabin air filter for automobiles, comprising a carbon nano material applying a carbon nano material to improve the adsorption efficiency of the vehicle exhaust gas and to improve the life of the filter, the manufacturing method of the cabin air filter is applied to the carbon nano material manufactured by the carbon nano material Cabin air filter to which the material is applied.
  • Cabin air filter for automobile is composed of nonwoven fabric pairs of polyester, polyolefin, nylon, polypropylene, etc. manufactured by melt brown, spunbond, needle punch, etc. There is a method of manufacturing so that they are easily adsorbed by the electrostatic force.
  • the main performance indicators of automotive cabin air filters include membrane differential pressure, fine dust collection efficiency, volatile organic compounds and exhaust gas collection efficiency, and low film differential pressure by adhesive, including carbon material added for functional purpose.
  • Representative automobile exhaust gas components include nitrogen oxides, carbon oxides, sulfur oxides, and fine dust, and even when using an automotive cabin air filter in which activated carbon is applied to an electrostatic nonwoven fabric, it is difficult to collect more than 99% of the vehicle exhaust gas components. .
  • the present invention is to solve the above problems, by applying a carbon nano material carbon nano material to improve the adsorption efficiency of the vehicle exhaust gas and the life of the filter is applied to the manufacturing method of the cabin air filter and the carbon nano material manufactured by the carbon nano material
  • the purpose of the present invention is to provide a cabin air filter.
  • the present invention provides a first step of preparing a first support, and a second adhesive spraying a first adhesive on the first support or growing a titanium dioxide nanotube layer on the first support. And a third step of forming a carbon nano material functional layer on the first adhesive or on the titanium dioxide nanotube layer, and a fourth step of spraying a second adhesive on the carbon nano material functional layer.
  • a method of manufacturing a cabin air filter to which a carbon nano material is applied, comprising the fifth step of placing a second support on an adhesive, and laminating the first support and the second support. Cabin air filter to which nano materials are applied is the technical subject.
  • the carbon nano material functional layer is preferably formed by mixing 20 to 30 parts by weight of carbon nano material and 5 to 10 parts by weight of an additive with respect to 100 parts by weight of the water-dispersion coating material.
  • the additive is preferably titanium dioxide nanopowder (TiO 2 nanopowder) or titanium dioxide nanotube (TiO 2 nanotube), wherein the titanium dioxide nanotubes, by anodizing titanium (Ti) foil It is preferable to form.
  • the carbon nano material is preferably any one of a graphene nanoplate, a multi-walled carbon nanotube, and a graphene oxide.
  • the growth of the titanium dioxide nanotubes is preferably grown on the first support by hydrothermal synthesis.
  • the said 1st support body and the 2nd support body are a nonwoven fabric using any one of activated carbon fiber, polyester, polyolefin, nylon, polypropylene, and polyethylene.
  • polypropylene resin for the said 1st adhesive agent and a 2nd adhesive agent.
  • the carbon nano material it is preferable to use 9mg ⁇ 18mg per 1mm 2 of the first support.
  • the present invention improves the adsorption efficiency of exhaust gas components using a wide activation specific surface area and hydrophobic properties by applying carbon nanomaterials, and provides a cabin air filter having improved lifespan through relaxation of wettability caused by a difference in temperature between indoors and outdoors.
  • FIG. 1 Figure 2-Schematic diagram of a cabin air filter to which a carbon nanomaterial is applied according to the present invention.
  • FIG 3 is a view showing a microstructure of a cabin air filter to which a carbon nano material manufactured according to an embodiment of the present invention is applied.
  • FIG. 4 is a view showing a measurement result of fine dust blocking efficiency in automobile exhaust gas compared to a cabin air filter to which a carbon nanomaterial manufactured according to an embodiment of the present invention is applied and a conventional filter.
  • the present invention relates to a cabin air filter for automobiles.
  • the present invention relates to a cabin air filter to which carbon nanomaterials are applied to improve the adsorption efficiency of an automobile exhaust gas and to improve the life of the filter by applying carbon nanomaterials.
  • FIG. 1 is a flowchart illustrating a method of manufacturing a cabin air filter to which a carbon nanomaterial is applied according to the present invention
  • FIG. 2 is a schematic view of a cabin air filter to which a carbon nanomaterial is applied according to the present invention
  • FIG. 4 illustrates a microstructure of a cabin air filter to which a carbon nanomaterial is manufactured according to an embodiment
  • FIG. 4 is compared with a cabin air filter to which a carbon nanomaterial is manufactured according to an embodiment of the present invention and a conventional filter.
  • a method of manufacturing a cabin air filter to which a carbon nano material according to the present invention is applied may include a first step of preparing a first support, and spraying a first adhesive on the first support, or on the first support.
  • a fourth step of spraying an adhesive and a fifth step of placing a second support on the second adhesive and laminating the first support and the second support may include a first step of preparing a first support, and spraying a first adhesive on the first support, or on the first support.
  • a second step of growing the titanium dioxide nanotube layer a third step of forming a carbon nanomaterial functional layer on the first adhesive or on the titanium dioxide nanotube layer, and a second on the carbon nanomaterial functional layer
  • the adsorption efficiency of exhaust gas components using a wide activation specific surface area and hydrophobic properties is improved, and a cabin air filter having improved lifespan is provided by mitigating wettability due to temperature difference between indoors and outdoors.
  • a first support according to the present invention is prepared (first step).
  • the first support is formed of a porous nonwoven fabric made of a polymer material such as polyester, polyolefin, nylon, polypropylene, and polyethylene. If necessary, a nonwoven fabric of a form in which the polymer material and carbon fiber are mixed may be used.
  • the nonwoven fabric made of such a polymer material may be manufactured by melt blown, spunbond, needle punch, or the like. If necessary, the nonwoven fabric may be electrostatically attracted to the surface by electrostatic force by a high voltage device.
  • the first adhesive is sprayed on the first support (second step).
  • the first adhesive is to stably fix the carbon nanomaterial functional layer, which will be described later, and is sprayed at a predetermined distance from the first support to apply uniformly onto the first support.
  • the first adhesive uses a polypropylene adhesive.
  • a titanium dioxide nanotube layer is grown on the first support.
  • the titanium dioxide nanotube layer is grown on the first support by hydrothermal synthesis.
  • a carbon nano material functional layer is formed on the first adhesive or on the titanium dioxide nanotube layer (step 3).
  • the carbon nano material functional layer is formed by uniformly spraying on the first adhesive by mixing 20 to 30 parts by weight of carbon nano material and 5 to 10 parts by weight of an additive with respect to 100 parts by weight of the water dispersion paint.
  • Water may be used as the water dispersion paint, lowering the molecular weight of the polymer may be used a resin with a large number of hydrophilic groups.
  • a resin with a large number of hydrophilic groups For example, alkyd resin, amino resin, epoxy resin and the like can be used.
  • the carbon nano material may use any one of graphene nanoplates, multi-walled carbon nanotubes, and graphene oxides.
  • the carbon nano material is preferably used 9mg ⁇ 18mg per 1mm 2 of the first support. If a larger amount is used, the carbon nanomaterial is likely to scatter after drying, and the adsorption efficiency is no longer increased or the filtering efficiency is lowered. In addition, the use of less than this, the adsorption effect is insufficient.
  • These carbon nanomaterials have a wide activation specific surface area and hydrophobic properties, thereby improving the adsorption efficiency of the exhaust gas components, and having a low wettability characteristic due to a temperature difference between indoor and outdoor, thereby improving the life of the filter.
  • the additive uses titanium dioxide nanopowder (TiO 2 nanopowder) or titanium dioxide nanotube (TiO 2 nanotube).
  • Titanium dioxide nanotubes used as the additive are formed by anodizing titanium (Ti) foil, and applying voltage by immersing titanium (Ti) foil (anode) and platinum (Pt) electrode (cathode) in an acid solution. As anodizing, washing and drying after completion of the anodic oxidation reaction are performed for heat treatment. After the heat treatment is finished, titanium dioxide nanotubes can be obtained by scraping the surface of the titanium foil with a knife. Such titanium dioxide nanotubes have a broad surface area as compared to titanium dioxide nanopowders.
  • titanium dioxide has a high dielectric constant and has high electrostatic performance and photocatalytic properties under white light (100 mW / cm 2 ) irradiation.
  • white light 100 mW / cm 2
  • the surface area is increased so that the photocatalyst, harmful gas removal, antibacterial performance, adsorption and deodorization efficiency are more excellent.
  • titanium dioxide nanotube layer on the first support by a hydrothermal synthesis method, using titanium dioxide nanotubes synthesized by anodization on top thereof as an additive of the functional layer of carbon nanomaterial, The effect is doubled.
  • the second adhesive is sprayed on the carbon nano material functional layer (fourth step).
  • the second adhesive is made of the same material as the first adhesive, and is applied by spraying at a predetermined distance on the carbon nano material functional layer for uniform coating.
  • a second support is placed on the second adhesive, and the first support and the second support are laminated to provide a cabin air filter to which a carbon nano material according to the present invention is applied. ).
  • the second support is the same as the description of the first support, and before the second adhesive is hardened by covering the second support and laminating, between the first support and the second support having a carbon nano material functional layer implemented therebetween. Will be combined.
  • the cabin air filter to which the carbon nanomaterial is manufactured may include a first support, a first adhesive formed on the first support, or a titanium dioxide nanotube layer grown on the first support. And a carbon nano material functional layer formed on the first adhesive or the titanium dioxide nanotube layer, a second adhesive formed on the carbon nano material functional layer, and a first support formed on the second adhesive. It includes a second support.
  • the adsorption efficiency of exhaust gas components using a wide activation specific surface area and hydrophobic properties is improved, and a cabin air filter having improved lifespan is provided by mitigating wettability due to temperature difference between indoors and outdoors.
  • the manufacturing of the cabin air filter to which the carbon nanomaterial is applied according to an embodiment of the present invention is performed at room temperature and 30 to 40% relative humidity, and may be worked in air without a separate clean room or inert atmosphere.
  • a nonwoven fabric (model name: QACA091-55PT) made of a polyester material prepared in a melt blown manner is prepared as the first support.
  • a first adhesive is sprayed on the first support.
  • the first adhesive is sprayed for about 1 second at a distance of 30 cm from the first support.
  • the first adhesive is a polypropylene resin adhesive.
  • the titanium dioxide nanotube layer is grown on the first support by hydrothermal synthesis.
  • the growth of a hydrothermally synthesized titanium dioxide nanotube layer is characterized by titanium salts (precursor materials, Titanium butoxide, Titanium sulfite, TTIP etc), solvents (ultra pure water, hydrochloric acid, etc.) and additives (surfactants (nanostructure shape control, etc.) , strong base salt for pH adjustment) and the like to support the first support in a solution to maintain for a certain time (10 hours or less) at 200 °C or less to synthesize.
  • the carbon nanomaterial functional layer is coated on the first adhesive or on the titanium dioxide nanotube layer synthesized by the hydrothermal synthesis method.
  • the carbon nano material functional layer may include titanium dioxide nanotubes.
  • the titanium dioxide nanotubes are formed by anodizing, and ultrasonic cleaning is performed for 5 minutes in Trichloroethylene, Acetone, and Methanol, followed by nitrogen blowing drying. Connected 99.999% titanium foil to the (+) pole of the DC power supply and the platinum mesh to the (-) pole, and then anodized for 3 to 24 hours in the range of 10 to 100 V in a mixed solution of Formamide, Ammonium Fluoride, and DI water. Let's do it. After completion of the anodization reaction, the solution was sufficiently washed with DI water and dried with nitrogen blowing and heat-treated at 550 ° C. for 4 hours in an electric furnace. After the heat treatment was completed, it was possible to obtain a titanium dioxide nanotube obtained by scraping the surface with a knife.
  • the carbon nano material functional layer is moved to the side where the carbon nano material functional layer is formed so as not to be buried on the back side of the first support before the laminating operation.
  • the 2nd adhesive agent is sprayed on the 1st support body moved to the side for 5 second at a distance of 30 cm using a spray adhesive.
  • first support / first adhesive / carbon nanomaterial functional layer / second adhesive / agent to which a carbon nanomaterial manufactured according to an embodiment of the present invention is applied and when using conventional activated carbon and graphite; 2) the microstructure of the support, it was confirmed that the carbon nano material functional layer is formed on the melt-blown polyester nonwoven fabric.
  • Figure 3 (a) is a case using a conventional activated carbon
  • Figure 3 (b) is a case of using graphite
  • Figures 3 (c) is a multi-walled carbon nanotube according to the present invention
  • Fin oxide and graphene nanoplates are shown respectively.
  • the carbon nano new material since the carbon nano new material has a hydrophobic surface, it improves the life of the filter by mitigating the wettability caused by the indoor and outdoor temperature difference.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Geology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Nanotechnology (AREA)
  • Filtering Materials (AREA)
  • Inorganic Chemistry (AREA)

Abstract

La présente invention concerne un filtre à air de cabine destiné à un véhicule, et présente un procédé de fabrication d'un filtre à air de cabine utilisant un nanomatériau de carbone et un filtre d'air de cabine utilisant un nanomatériau de carbone fabriqué au moyen dudit procédé, le procédé se caractérisant en ce qu'il comprend : une première étape de préparation d'un premier corps de soutien ; une seconde étape de pulvérisation d'un premier adhésif sur le premier corps de soutien ou de croissance d'une couche de nanotube de dioxyde de titane sur le premier corps de soutien ; une troisième étape de formation d'une couche fonctionnelle de nanomatériau de carbone au-dessus du premier adhésif ou au-dessus de la couche de nanotube de dioxyde de titane ; une quatrième étape de pulvérisation d'un second adhésif sur la couche fonctionnelle de nanomatériau de carbone ; et une cinquième étape consistant à placer un second corps de soutien sur le second adhésif, puis à stratifier le premier corps de soutien et le second corps de soutien.
PCT/KR2017/001910 2016-12-13 2017-02-21 Procédé de fabrication d'un filtre à air de cabine utilisant un nanomatériau de carbone et filtre d'air de cabine utilisant un nanomatériau de carbone ainsi fabriqué Ceased WO2018110771A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020160169887A KR101867522B1 (ko) 2016-12-13 2016-12-13 탄소나노소재가 적용된 캐빈에어필터의 제조방법 및 이에 의해 제조된 탄소나노소재가 적용된 캐빈에어필터
KR10-2016-0169887 2016-12-13

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WO2018110771A1 true WO2018110771A1 (fr) 2018-06-21

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KR (1) KR101867522B1 (fr)
WO (1) WO2018110771A1 (fr)

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CN109518455A (zh) * 2018-12-23 2019-03-26 上海师范大学 一种负载纳米碳和二氧化钛的无纺布及其制备方法
WO2021178300A1 (fr) * 2020-03-02 2021-09-10 Nanocomp Technologies, Inc. Feuille de nanotubes de carbone pour la purification d'air ou d'eau
IT202000032693A1 (it) * 2020-12-29 2022-06-29 Directa Plus Spa Elemento filtrante comprendente grafene per unita’ di condizionamento dell’aria.
RU2800440C1 (ru) * 2020-03-02 2023-07-21 Нанокомп Текнолоджиз, Инк. Лист из углеродных нанотрубок для очистки воздуха или воды

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KR102163297B1 (ko) 2018-12-17 2020-10-12 에코필텍(주) 폐목재 활성탄을 이용한 캐빈필터 및 제조방법
KR102314720B1 (ko) 2019-05-07 2021-10-21 김수원 메탈실리콘이 흡착 도포된 항균 탈취 유해성분 중화용 에어필터 제조방법 및 그 제조방법에 의해 제조된 에어필터
KR20240158075A (ko) 2023-04-26 2024-11-04 주식회사 에스에스솔루션 차량용 광촉매 필터의 이중구조 프레임
KR20250116333A (ko) 2024-01-25 2025-08-01 (주)티에스테크 자외선 살균가이드를 부착한 분리형 캐빈필터 프레임

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KR20090103351A (ko) * 2008-03-28 2009-10-01 코오롱글로텍주식회사 폴리올레핀 단섬유로 제조된 스펀레이스 부직포로 구성된정전필터층을 포함하는 에어필터
KR101336286B1 (ko) * 2012-11-13 2013-12-03 재단법인대구경북과학기술원 탄소나노섬유 복합체의 제조방법 및 이를 통해 제조된 탄소나노섬유 복합체
KR20140104525A (ko) * 2013-02-18 2014-08-29 충남대학교산학협력단 유기오염물 분해를 위한 이산화티타늄ㆍ탄소재료 복합체 및 그의 제조방법, 그를 포함하는 유ㆍ무기 나노복합체 및 그의 제조방법

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CN109518455A (zh) * 2018-12-23 2019-03-26 上海师范大学 一种负载纳米碳和二氧化钛的无纺布及其制备方法
WO2021178300A1 (fr) * 2020-03-02 2021-09-10 Nanocomp Technologies, Inc. Feuille de nanotubes de carbone pour la purification d'air ou d'eau
RU2800440C1 (ru) * 2020-03-02 2023-07-21 Нанокомп Текнолоджиз, Инк. Лист из углеродных нанотрубок для очистки воздуха или воды
AU2021230494B2 (en) * 2020-03-02 2024-05-02 Nanocomp Technologies, Inc. Carbon nanotube sheet for air or water purification
US12420260B2 (en) 2020-03-02 2025-09-23 Nanocomp Technologies Inc. Carbon nanotube sheet for air or water purification
IT202000032693A1 (it) * 2020-12-29 2022-06-29 Directa Plus Spa Elemento filtrante comprendente grafene per unita’ di condizionamento dell’aria.
WO2022144341A1 (fr) * 2020-12-29 2022-07-07 Directa Plus S.P.A. Élément filtrant comprenant du graphène pour unités de climatisation

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