CN114712937A - Air filter element material and method capable of sterilizing fresh air of air conditioner and viruses and filter element - Google Patents

Air filter element material and method capable of sterilizing fresh air of air conditioner and viruses and filter element Download PDF

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Publication number
CN114712937A
CN114712937A CN202210267978.9A CN202210267978A CN114712937A CN 114712937 A CN114712937 A CN 114712937A CN 202210267978 A CN202210267978 A CN 202210267978A CN 114712937 A CN114712937 A CN 114712937A
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air
filter element
viruses
air conditioner
mixture
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任怀伟
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Gu'an Jike Railway Locomotive Parts Co ltd
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Gu'an Jike Railway Locomotive Parts Co ltd
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    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/10—Filter screens essentially made of metal
    • B01D39/12—Filter screens essentially made of metal of wire gauze; of knitted wire; of expanded metal
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D27/00—Heating, cooling, ventilating, or air-conditioning
    • 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
    • A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
    • A61L2101/32—Organic compounds
    • 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
    • A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
    • A61L2101/32—Organic compounds
    • A61L2101/46—Macromolecular compounds
    • 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
    • A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
    • A61L2101/32—Organic compounds
    • A61L2101/46—Macromolecular compounds
    • A61L2101/48—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • A61L2209/21—Use of chemical compounds for treating air or the like
    • 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
    • B01D2239/0442—Antimicrobial, antibacterial, antifungal additives
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention discloses a material and a method for an air filter element capable of sterilizing and killing viruses by fresh air of an air conditioner and a filter element, wherein the material for the air filter element capable of sterilizing and killing the viruses by the fresh air of the air conditioner comprises the following components: a filter material layer and a sterilization and virucidal material layer formed on the filter material layer; the sterilization and virus killing coating is made of a mixture of a component A with sterilization and virus killing functions, resin and a solvent. The material for the air filter element capable of sterilizing fresh air of the air conditioner and viruses can kill viruses and bacteria because the sterilizing and virus-killing material layer is arranged on the filter material layer, has low preparation cost and does not influence the ventilation effect.

Description

Air filter element material and method capable of sterilizing fresh air of air conditioner and viruses and filter element
Technical Field
The invention belongs to the technical field of filter elements, and particularly relates to a material and a method for an air filter element capable of sterilizing fresh air of an air conditioner and viruses and the filter element.
Background
Air conditioners, purifiers and fresh air systems have entered various aspects of people's lives with the emergence of air pollution, and no matter in buildings or moving automobiles, trains, airplanes and the like become essential parts. But the sterilization and virus killing functions of fresh air are more important for air conditioning of public facilities. If air conditioner, new trend system do not disappear and kill, if there is not effectual air conditioner, new trend to disinfect in public occasion, kill virus filter core, bacterium and virus can propagate to each corner along with the new trend. Filtering alone is not a way to stop re-propagation. Therefore, the filter element has a sterilization function, and the possibility of retransmission is cut off. The currently mainly used medical sterilization purifiers all use cationic activity for sterilization, are relatively expensive, and are not beneficial to large-scale use.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a material for an air filter element capable of killing bacteria and viruses in fresh air of an air conditioner, wherein the material layer for killing bacteria and viruses is disposed on the filter material layer, so that the material can kill viruses and bacteria, has low preparation cost, and does not affect the ventilation effect.
The invention also aims to provide a preparation method of the material for the air filter element, which can sterilize fresh air of the air conditioner and viruses.
It is a further object of the present invention to provide an air filter cartridge.
In order to achieve the above object, a first embodiment of the present invention provides a material for an air filter element of air conditioner capable of killing bacteria and viruses, including: a filter material layer and a sterilization and virucidal material layer formed on the filter material layer; the sterilization and virus killing coating material is a mixture formed by a component A with sterilization and virus killing functions, resin and a solvent. The resin is used for bonding, and the sterilizing substance can be bonded on the paper or the fabric.
According to the material for the air filter element capable of sterilizing fresh air of the air conditioner and viruses provided by the embodiment of the invention, the sterilizing and virus-killing material layer is arranged on the filter material layer, so that viruses and bacteria can be killed, the preparation cost is low, the ventilation effect is not influenced, and the material can be applied to fresh air filter elements of air conditioners of high-speed trains, fresh air filter elements of automobile air conditioners, fresh air filter elements of air conditioners of airplanes and the like.
In addition, the material for the air filter element capable of sterilizing fresh air and viruses of the air conditioner provided by the embodiment of the invention also has the following additional technical characteristics:
in some embodiments of the invention, the layer of filter material is one of paper, spray bonded cotton, melt blown cloth, metal screen. The paper is preferably cotton fiber paper, glass fiber filter paper, wood pulp fiber paper and the like, and the metal filter screen is preferably an aluminum foil screen or a stainless steel screen.
In some embodiments of the present invention, the component a is one or more of polyquaternium, polyhexamethylene biguanide hydrochloride, povidone iodine, and chlorhexidine. Wherein the polyquaternary ammonium salt can be selected from butyl acrylate polyquaternary ammonium salt, polydimethyldiallylammonium chloride, polymethacrylamide, propyltrimethylammonium chloride, biquaternary ammonium salt 1, 6-dimethyl n-octyldihexylammonium chloride, etc.
In some embodiments of the present invention, the resin is one or more of epoxy glue, ethanol glue, and acrylic resin. Wherein, the epoxy resin glue can be selected from epoxy-nylon glue, epoxy-polyurethane glue, acrylic epoxy glue and the like; the alcohol glue can be acrylic resin glue, polyurethane reaction type hot melt glue and the like.
In some embodiments of the present invention, the solvent is one or more of water, ethanol, and ethyl acetate. Preferably, the solvent is water, ethanol or a mixed solvent of water and ethanol.
In some embodiments of the invention, the mass ratio of component a to resin, and the mass ratio of component a to solvent are each 0.01: 100-100: 0.01. preferably, the mass ratio of the component A to the resin is 1:100-100: 1; the mass ratio of the component A to the solvent is 1: 100-10: 1.
according to the second aspect of the invention, the embodiment provides a method for preparing the air filter element material capable of sterilizing fresh air and viruses of the air conditioner, the component A and resin are blended in a solvent to form a mixture, and the mixture is coated on the filter material layer by using a nano spraying method.
The preparation method of the material for the air filter element capable of sterilizing fresh air and viruses of the air conditioner, disclosed by the embodiment of the invention, has the advantages that combustible gas is not required to be added, the occurrence of accidents can be reduced, meanwhile, the raw materials are easy to obtain, a catalyst is not required, the production is simple, the large-scale production is suitable, the whole preparation process is simple, and the industrial application is suitable; the prepared filter element material has high reusability, and the production cost is saved.
In some embodiments of the present invention, after the component a and the resin are blended in the solvent, the mixture may be stirred uniformly by using a mechanical stirring manner such as magnetic stirring, stirring with a stirring paddle, etc. to form a mixture.
In some embodiments of the present invention, the mixture is sprayed by a sprayer, and the nano-mist of the mixture formed by the sprayer is naturally and uniformly formed on the filtering material layer. Preferably, the sprayer is a nano sprayer.
The third embodiment of the invention provides an air filter element, which contains the air filter element material which can sterilize and virus the fresh air of the air conditioner.
Compared with the prior art, the air filter element of the embodiment of the invention has the same advantages as the air filter element material for sterilizing and disinfecting fresh air of the air conditioner, and the material is not described again.
When the air filter element is used for a fresh air system of an air conditioner of a high-speed rail train, the service cycle and the replacement method are that the filter element is installed in the fresh air system of the air conditioner of the high-speed rail train for the first time, the method and the service time are the same as those of a common filter element, the service time is generally 0.5-2 months, the filter element is detached for washing in a washing machine mode, and after airing and drying, the effect of killing viruses and bacteria is detected. And then the second installation and use are carried out. The effect of killing virus and bacteria was tested after four uses as described. The results show that the four cycles of the compound fertilizer on high-speed rails have good effects of killing viruses and bacteria and high reusability.
The invention relates to a material for an air filter element capable of sterilizing fresh air and viruses of an air conditioner and a preparation method thereof, and the inventive concept of the material is as follows: the chemical for killing bacteria and viruses (namely the component A) is mixed with resin (glue) and is coated on the filter material layer for the filter element by using a nano spraying technology.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, which are illustrated in the accompanying drawings and are intended to be illustrative of the invention and not to be construed as limiting the invention.
The endpoints of the ranges and any values disclosed in the present application are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.
The raw materials in the examples and comparative examples of the present invention are all commercially available products unless otherwise specified; the methods mentioned in the examples and comparative examples of the present invention are conventional methods unless otherwise specified.
The nano-sprayer in each example and comparative example of the present invention can be replaced by a commercial industrial spray can under laboratory conditions.
First, examples and comparative examples
Example 1
Dissolving 500mg of propyl trimethyl ammonium chloride and 500mg of acrylic resin in 100mL of water, uniformly stirring by a mechanical stirrer (magnetic stirring) to form a mixture, and uniformly spraying the mixture on 100m by using a nano sprayer2The cotton fiber filter paper is coated with a mixture coating (namely a sterilization and virus killing material layer) with the thickness of 0.1 mu m, and the material for the air filter element which can sterilize the fresh air of the air conditioner and viruses is obtained.
Example 2
Dissolving polyhexamethylene biguanide 50mg and epoxy-polyurethane adhesive 5000mg in 5000mL ethanol, mechanically stirring (magnetic stirring) to obtain mixture, and uniformly spraying the mixture onto 100m with nanometer sprayer2On the sprayed collodion, a coating of the mixture of 0.5 μm is formed (i.e.A sterilization and virus-killing material layer), namely obtaining the material for the air filter element which can sterilize fresh air of the air conditioner and viruses.
Example 3
Dissolving polyhexamethylene biguanide hydrochloride 5000mg and polyurethane glue 50mg in a mixed solvent composed of 250mL of water and 250mL of ethanol, mechanically stirring (magnetic stirring) uniformly to form a mixture, and uniformly spraying the mixture on 100m by using a nano spraying machine2The mixture coating (namely a sterilization and virus killing material layer) with the thickness of 0.3 mu m is formed on the melt-spraying cloth, and the material for the air filter element which can sterilize the fresh air of the air conditioner and viruses is obtained.
Example 4
Dissolving 5mg of povidone iodine and 5000mg of acrylic resin in 50000 water, mechanically stirring (magnetically stirring) to obtain a mixture, and uniformly spraying the mixture onto 100m with a nano-sprayer2The aluminum foil net is formed with a mixture coating (namely a sterilization and virus killing material layer) of 0.05mm, and the material for the air filter element which can sterilize the fresh air of the air conditioner and viruses is obtained.
Example 5
Dissolving chlorhexidine 50000mg and acrylic resin 5mg in 5mL ethanol, mechanically stirring (magnetic stirring) to obtain mixture, and uniformly spraying the mixture onto 100m with nanometer sprayer2The stainless steel net is provided with a mixture coating (namely a sterilization and virus killing material layer) of 0.03mm, thus obtaining the material for the air filter element which can sterilize and kill viruses for fresh air of the air conditioner.
Example 6
Dissolving biquaternary ammonium salt 1, 6-dimethyl n-octyl dihexyl ammonium chloride 5mg, polyhexamethylene biguanide 5mg and epoxy-nylon gum 990mg in 500mL of water, mechanically stirring (magnetic stirring) uniformly to form a mixture, and uniformly spraying the mixture on 100m by using a nano spraying machine2The glass fiber filter paper is coated with a mixture coating (namely a sterilization and virus killing material layer) with the thickness of 1 mu m, so that the material for the air filter element which can sterilize fresh air of the air conditioner and viruses is obtained.
Example 7
Mixing povidone iodine 5mg and polyhexamethyleneBiguanide 5mg, acrylic resin 300mg, acrylic epoxy glue 200mg, dissolved in 50000mL ethanol, mechanically stirring (magnetic stirring) to form a mixture, and uniformly spraying the mixture on 100m with a nanometer spraying machine2And forming a 6-micron mixture coating (namely a sterilization and virus killing material layer) on the wood pulp fiber filter paper to obtain the material for the air filter element, which can sterilize fresh air of the air conditioner and viruses.
Example 8
Dissolving chlorhexidine 200mg, butyl acrylate polyquaternium 400mg, polyhexamethylene biguanide hydrochloride 390mg and acrylic resin 99mg in a mixed solvent composed of 50mL of water, 30mL of ethanol and 30mL of ethyl acetate, mechanically stirring (magnetic stirring) uniformly to form a mixture, and uniformly spraying the mixture on 100m by using a nano sprayer2The mixture coating (namely, the sterilization and virus killing material layer) with the thickness of 3 mu m is formed on the spray-melting cloth, and the material for the air filter element which can sterilize the fresh air of the air conditioner and viruses is obtained.
Example 9
Dissolving polydimethyldiallyl ammonium chloride 5000mg and acrylic resin 100mg in 1mL water, mechanically stirring (magnetic stirring) to obtain mixture, and uniformly spraying the mixture onto 100m water surface with nanometer sprayer2And forming a mixture coating (namely a sterilization and virus killing material layer) with the thickness of 10 mu m on the stainless steel net to obtain the material for the air filter element which can sterilize the fresh air of the air conditioner and viruses.
Example 10
Dissolving 500mg of poly (methyl acrylamide propyl trimethyl ammonium chloride) and 500mg of acrylic resin in 500mL of water, uniformly stirring by a mechanical stirrer (magnetic stirring) to form a mixture, and uniformly spraying the mixture on 100m by using a nano sprayer2The aluminum foil net is formed with a mixture coating (i.e. a sterilization and virus killing material layer) with the thickness of 2 mu m, and the material for the air filter element which can sterilize fresh air of the air conditioner and viruses is obtained.
Comparative example 1
Dissolving 5mg of poly (methyl acrylamide propyl trimethyl ammonium chloride) and 505mg of acrylic resin in 505mL of water, and uniformly stirring by a mechanical stirrer (magnetic stirring) to formSpraying the mixture onto 100m with nanometer sprayer2The coating layer (namely the bactericidal and viricidal material layer) of the mixture with the thickness of 12 mu m is formed on the common rice paper, and the material for the air filter element is obtained.
Comparative example 2
Dissolving 505mg of poly dimethyl diallyl ammonium chloride and 5mg of acrylic resin in 45.9mL of water, uniformly stirring by a mechanical stirrer (magnetic stirring) to form a mixture, and uniformly spraying the mixture on a 100m substrate by using a nano spraying machine2The wood fiber filter paper is coated with 6 mu m of mixture (namely, a layer of sterilization and virucidal material), and the material for the air filter element is obtained.
Comparative example 3
Dissolving 1mg of butyl acrylate polyquaternium and 10100mg of acrylic resin in 10100mL of water, uniformly stirring by a mechanical stirrer (magnetic stirring) to form a mixture, and uniformly spraying the mixture on 100m by using a nano sprayer2The wood pulp fiber filter paper is coated with 3 mu m of mixture (namely, a bactericidal and viricidal material layer), and the material for the air filter element is obtained.
Comparative example 4
Dissolving butyl acrylate polyquaternium 10100mg and acrylic resin 1mg in 1mL of water, mechanically stirring (magnetic stirring) uniformly to form a mixture, and uniformly spraying the mixture on 100m by using a nano spraying machine2The wood fiber filter paper is coated with a 20 mu m mixture coating (namely, a bactericidal and viricidal material layer), and the material for the air filter element is obtained.
The compositions of the materials for air filter elements of examples 1 to 10 and comparative examples 1 to 4 are shown in Table 1.
TABLE 1 compositions of materials for air filter cartridges of examples 1 to 10 and comparative examples 1 to 4
Figure BDA0003552561740000051
Figure BDA0003552561740000061
Figure BDA0003552561740000071
Secondly, performance detection
1. Performance detection method
(1) The detection basis is as follows: according to GB/T20944.2-2007 evaluation of antibacterial properties of textiles, part 2: absorption method
(2) Bacteria for detection
Escherichia coli (Escherichia coli) ATCC 25922
Staphylococcus aureus (Staphylococcus aureus) ATCC 6538
Klebsiella pneumoniae (Klebsiella pneumoniae) ATCC 4352
(3) Control sample: standard cotton white cloth
Sample treatment: the air filter materials of examples 1 to 4 and comparative examples 1 to 4 and the control sample were cut out in a size of 18mm × 18mm, and 0.4 g was weighed in each case.
2. Results of performance testing
The materials for air filter elements of examples 1 to 4 and comparative examples 1 to 4 were subjected to performance tests, and the results are shown in Table 2.
TABLE 2 materials for air filter cartridges of examples 1 to 4 and comparative examples 1 to 4 were subjected to performance tests
Figure BDA0003552561740000072
Figure BDA0003552561740000081
As can be seen from table 2, the bacteriostatic ratios of the materials for the air filter element in the embodiments of the present invention are all above 99%, and the explanation based on the standard requirement values shows that the materials for the air filter element in the embodiments of the present invention have good antibacterial effects.
The air filter elements of the embodiments 1-4 and the comparative examples 1-4 are manufactured into the filter elements for the air conditioner of the high-speed rail according to the temporary technical conditions of the air filter screen of the air conditioning unit of the CRH type motor train unit, the filter elements are installed and used, after the filter elements are operated for 1 month, the filter elements are cleaned by a roller washing machine, installed and used again, and repeatedly used and cleaned for 4 times, and then the detection is carried out, wherein the bacteriostasis rate of the air filter elements of the embodiments 1-4 can reach more than 99 percent, and the bacteriostasis rate of the air filter elements of the comparative examples 1-4 is 50-85 percent.
In summary, in the air filter element material for air conditioner fresh air sterilization and viruses of the embodiments of the present invention, since the sterilization and virucidal material layer is disposed on the filter material layer, the novel sterilization filter element for air purifier prepared by using the air filter element material for air conditioner fresh air sterilization and viruses of the embodiments of the present invention can sterilize air brought by wind by the sterilization and virucidal material layer under the action of wind, thereby improving the sterilization effect without affecting the ventilation.
In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1. The utility model provides a material for air filter of air conditioner new trend bactericidal and virus which characterized in that includes: a filter material layer and a sterilization and virucidal material layer formed on the filter material layer;
the sterilization and virus killing coating is made of a mixture of a component A with sterilization and virus killing functions, resin and a solvent.
2. The material for an air filter element capable of sterilizing fresh air and viruses of an air conditioner as claimed in claim 1, wherein the filter material layer is one of paper, glue-sprayed cotton, melt-sprayed cloth and metal filter screen.
3. The material for an air filter element capable of sterilizing fresh air and viruses of an air conditioner according to claim 1, wherein the component A is one or more than two of polyquaternium, polyhexamethylene biguanide hydrochloride, povidone iodine and chlorhexidine.
4. The material for an air filter element capable of sterilizing fresh air and viruses of an air conditioner as claimed in claim 1, wherein the resin is one or more than two of epoxy resin glue, ethanol glue and acrylic resin.
5. The material for an air filter element capable of sterilizing fresh air and viruses of an air conditioner as claimed in claim 1, wherein the solvent is one or more than two of water, ethanol and ethyl acetate.
6. The material for the air filter element capable of sterilizing fresh air and viruses of the air conditioner as claimed in claim 1, wherein the mass ratio of the component A to the resin and the mass ratio of the component A to the solvent are respectively 0.01: 100-100: 0.01, preferably 1:100 and 100: 1.
7. The air conditioner fresh air sterilizing and virus air filter element material as claimed in claim 1, wherein the mass ratio of the component A to the resin is 1:100-100: 1; the mass ratio of the component A to the solvent is 1: 100-10: 1; the solvent is water or/and ethanol.
8. A method for preparing the material for the air filter element of the air conditioner fresh air capable of sterilizing and resisting viruses as claimed in any one of claims 1 to 7, characterized in that the component A and the resin are blended in a solvent to form a mixture, and the mixture is coated on the filter material layer by a nano spraying method.
9. The method according to claim 8, wherein the mixture is sprayed by a sprayer, and the nano-mist of the mixture formed by the sprayer is naturally and uniformly formed on the filter material layer.
10. An air filter element, which is characterized by comprising the air filter element material which can sterilize and virus the fresh air of the air conditioner according to any one of claims 1 to 8.
CN202210267978.9A 2022-03-17 2022-03-17 Air filter element material and method capable of sterilizing fresh air of air conditioner and viruses and filter element Pending CN114712937A (en)

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JP2001261314A (en) * 2000-03-21 2001-09-26 Natl Inst Of Advanced Industrial Science & Technology Meti Composite material and method of producing the same
CN101349031A (en) * 2008-08-28 2009-01-21 中材科技股份有限公司 Antibiotic air filter paper and preparation method thereof
CN101725087A (en) * 2009-11-23 2010-06-09 中国人民解放军军事医学科学院卫生装备研究所 Biological antibacterial air-filtration paper, preparation method thereof and biological antibacterial air filter
CN109647052A (en) * 2018-12-04 2019-04-19 山西绿建科技有限公司 A kind of preparation method of antibacterial air conditioner filter element material
CN111231629A (en) * 2020-02-23 2020-06-05 开沃新能源汽车集团有限公司 Anti-virus type automobile air conditioning system
CN112160162A (en) * 2020-09-16 2021-01-01 江苏高玛防护器材有限公司 Novel antibacterial dustproof anti-poison filtering piece
CN113797649A (en) * 2021-08-12 2021-12-17 浙江大学 Antibacterial and antivirus air filtering material and preparation method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001261314A (en) * 2000-03-21 2001-09-26 Natl Inst Of Advanced Industrial Science & Technology Meti Composite material and method of producing the same
CN101349031A (en) * 2008-08-28 2009-01-21 中材科技股份有限公司 Antibiotic air filter paper and preparation method thereof
CN101725087A (en) * 2009-11-23 2010-06-09 中国人民解放军军事医学科学院卫生装备研究所 Biological antibacterial air-filtration paper, preparation method thereof and biological antibacterial air filter
CN109647052A (en) * 2018-12-04 2019-04-19 山西绿建科技有限公司 A kind of preparation method of antibacterial air conditioner filter element material
CN111231629A (en) * 2020-02-23 2020-06-05 开沃新能源汽车集团有限公司 Anti-virus type automobile air conditioning system
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