CN100387325C - Air purifier - Google Patents
Air purifier Download PDFInfo
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- CN100387325C CN100387325C CNB2006100232057A CN200610023205A CN100387325C CN 100387325 C CN100387325 C CN 100387325C CN B2006100232057 A CNB2006100232057 A CN B2006100232057A CN 200610023205 A CN200610023205 A CN 200610023205A CN 100387325 C CN100387325 C CN 100387325C
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Abstract
The present invention relates to an air purifier which mainly solves the problems that only over 99% of staphylococcus aureus and colibacillus are removed when the existing air purifier is used to purify microorganism such as planktonic mildew, bacteria, fungi, etc., the data of removed klebsiella pneumoniae and staphylococcus epidermidis is not disclosed, the data related to effective degerming life is not disclosed and the purifying effect of volatile toxic compounds is not ideal. The present invention uses a technical scheme of fixing silver particles with particle diameters smaller than 100 nanometers on the surface of a carrier to solve the problems, and can be used for the industrial production of the air purifier.
Description
Technical field
The present invention relates to a kind of air purifier.
Background technology
In recent years, along with growth in the living standard, people are also more and more higher to the quality requirement of room air.Environmental pollution, IAQ become one of focus of paying close attention in the whole world.According to the study, the pollutant in the room air is mainly derived from three aspects: the one, derive from surrounding air itself.Because the quickening of urbanization progress is subjected to motor-vehicle tail-gas, coal-smoke pollution, technology waste gas and building to execute the influence of T airborne dust, the The Surroundings in Cities air quality descends thereupon.The 2nd, derive from interior decoration.Modern Family, office space etc. are in the fitting-up process, some contain in the furniture, wallpaper, ornament materials inlet chamber of harmful substance, the chemicals of the volatilizable toxic gas that contains in these ornament materials, as benzene, formaldehyde, acetone, dimethylbenzene etc., will inevitably cause indoor air pollution.The 3rd, the pollutant that human body produces.Other are as the universal use along with the family expenses chemical reagent, as spray chemical air freshener, floor brightener or use chemical cleaner, all may produce harmful chemicals such as carbon monoxide, carrene, ammonia.The bad influence that IAQ caused, the most normal be noted be: allergic reaction, headache, gastric disorder causing nausea, vomiting, and nose, lung, throat uncomfortable or stimulate.Symptom then is uncomfortable feeling such as headache, nasal obstruction, runny nose, flu the most widely.Reason is that bad room air is given the many added burdens of human immune system, causes the muscle power consume, reduces passive protective physical fitness and influences operating efficiency.As for the influence of chronicity, then still in research is explored.For children and those breathing and disease of immune system are arranged, as asthma, pulmonary emphysema and irritated people, the high-risk factor that bad IAQ is fallen ill especially.
Traditional air purifier is often objectively forming the pass tethers that produces microbial contamination, and the possibility of field planting, breeding usually is provided for microorganism.Because traditional air purifier can only can not more can not decompose volatility toxic compounds such as formaldehyde wherein with killing bacteria simply with dust and the seizure of various bacterium and the absorption of swimming in the air.Traditional air purifier is very easy to produce laying dust and moisture in the part, exactly for bacterial growth provides necessary condition, thereby causes the harmful in a large number metabolin of a large amount of field planting of bacterium, breeding and generation.Because microorganism is the particle of living, under disadvantageous state, can make mould become spore, some bacterium forms gemma, and arranged very long incubation period, is a kind of lasting potential hidden danger.Microorganism can constantly be accumulated in traditional air purifier, and traditional air purifier is arranged in the room air conditioner system, for the breeding of bacterium provides gentle, moistening desirable place, in limited space bacterial concentration rise suddenly in addition hundreds of thousands doubly.Bacterium can produce multiple metabolin in reproductive process, as smell, toxin etc.These metabolins propagate into airtight indoor by air-conditioning system, pollute indoor environment, the health of harm indoor occupant, and it is to people's the bacterium of harm not second to living, and more difficult control.In this sense, traditional air purifier body has become the hotbed of bacterium, has constituted the secondary pollution source.Therefore in recent years, people are attempting to develop a kind of effectively air purifier of bacteriostasis antibiosis.
Document CN2454014Y discloses a kind of air cleaner, has applied metal oxide layer by adhesives on the explosion sponge; The explosion sponge is a polyurethane base material, and it is provided with 1～5 millimeter of random aperture Φ; Adhesives is the acrylate glue class, and is nontoxic, and odorlessness is acidproof, and is alkaline-resisting, and catalyst is not had influence, with base material, catalyst good cementability arranged; Metal oxide layer (catalyst) mainly is 40% cupric oxide and 60% manganese dioxide.This air cleaner can carry out low temperature catalyst oxidation Decomposition formaldehyde, ethyl mercaptan, methyl mercaptan etc., and air is carried out deodorizing and cleaning, and possess certain antibacterial ability, but not open in the literature relevant antibiotic test data.
Document CN2730664Y discloses a kind of vehicle air purifier, comprises at least a in electro static filtering net and ferment fiber bactericidal screen pack, yellow quartz polyurethane antibiotic filter screen or the poisonous and harmful volatilization gas contaminant degradation screen pack.The electro static filtering net can be removed the micronic dust in the contaminated air; Poisonous and harmful volatilization gas contaminant degradation screen pack can be removed the pernicious gases such as formaldehyde in the contaminated air, and staphylococcus aureus (Gram-positive), Escherichia coli (Gram-negative) are also had significant inhibition bacterial reproduction growth effect; Yellow quartz polyurethane antibiotic filter screen can be killed various bacteriums, fungi, virus etc.; Ferment fiber bactericidal screen pack has significant inhibition bacterial reproduction growth effect to staphylococcus aureus (Gram-positive), Escherichia coli (Gram-negative), but does not have open antibacterial effect for Friedlander and MRSE.This vehicle air purifier can be used as domestic consumer or uses in the automotive ventilation system generally speaking, but for the area of low personnel of immunocompetence or outburst air epidemic situation, its antibacterial bacteriostatic ability can't achieve satisfactory results.
More than all do not relate to the life problems of air purifier in two pieces of documents.
Summary of the invention
Technical problem to be solved by this invention is that existing air purifier swims in purifying air in the processes of microorganisms such as mould, bacterium, fungi, can only remove 99% above staphylococcus aureus and Escherichia coli, unexposed data of removing Friedlander and MRSE, and all unexposed relevant effectively degerming lifetime data, and, provide a kind of new air purifier to the unfavorable problem of the clean-up effect of volatility toxic compounds.It is stronger that this air purifier has the bacteriostasis antibiosis ability, and the sterilization kind is more, and bacteria-eliminating efficacy is lasting, to the characteristics of the ideal purification effect of volatility toxic compounds.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is as follows: a kind of air purifier is characterized in that being fixed with on the carrier surface silver particles of particle diameter less than 100 nanometers; Wherein said carrier is selected from least a in cellulose fibre, asbestos fibre, glass fibre, ion-exchange fibre, ferment fiber, polyolefine fiber, sponge, PET or the nylon; The load capacity of described silver particles is 0.01～100 milligram/meter
2
In the technique scheme, the preferred version of glass fibre is for being selected from the Pyrex fiber; The preferred version of polyolefine fiber is to be selected from least a in polyethylene fibre or the polypropylene fibre; The preferred version of sponge is for being selected from polyurethane sponge.The shape preferred version of carrier be selected from cotton shape, spongy, filter paper shape, cellular, granular or netted at least a.The particle diameter preferred version of silver particles is 1～50 nanometer, and more preferably scheme is 1～20 nanometer, and uniform load is in the surface of carrier.The load capacity preferable range of silver particles is 0.1～50 milligram/meter
2One of preferred version is selected from material at least a in active carbon, aluminium oxide, silica gel, zeolite molecular sieve, enzyme or the yellow quartz for also being fixed with on the carrier surface, and wherein the preferred version of zeolite molecular sieve is to be selected from least a in Y zeolite, X type molecular sieve, A type molecular sieve, clinoptilolite, faujasite, modenite, chabasie, phillipsite, heulandite, erionite or the analcime; The preferred version of enzyme is for being with covalent bond or the immobilization of ionic bond form, be selected from lysozyme, chitinase, protease, glucose enzyme, dextranase, beta galactosidase, the born of the same parents-β-N-acetyl-amino glucose enzyme or born of the same parents at least a in the lysozyme; The preferred version of yellow quartz is the yellow quartz polyurethane; The consumption preferable range of material is 1～100 gram/rice
2, more preferably scope is 10～50 gram/rice
2On the carrier surface more preferably scheme comprise 30～50% cupric oxide and 50～70% manganese dioxide in the composition by weight percentage for also being fixed with the composition of metal oxide; The consumption preferable range of composition is 1～100 gram/rice
2, more preferably scope is 10～50 gram/rice
2Two of preferred version for also being fixed with the composition of metal oxide on the carrier surface, comprises 30～50% cupric oxide and 50～70% manganese dioxide in the composition by weight percentage; The consumption preferable range of composition is 1～100 gram/rice
2, more preferably scope is 10～50 gram/rice
2One of preferred version of air purifier of the present invention for the carrier of fixing silver particles with fixedly be selected from active carbon, aluminium oxide, silica gel, zeolite molecular sieve, enzyme or yellow quartz in the carrier of at least a material lay respectively at different aspects.Two of the preferred version of air purifier of the present invention is that fixedly the carrier of silver particles lays respectively at different aspects with the carrier of the composition of fixing metal oxide.Three carriers for the composition of the carrier that fixedly is selected from material at least a in active carbon, aluminium oxide, silica gel, zeolite molecular sieve, enzyme or the yellow quartz and fixing metal oxide of the preferred version of air purifier of the present invention are same aspect carrier, and fixedly the carrier of silver particles is another aspect carrier.The carrier that four for the carrier of fixing silver particles, fixedly is selected from the composition of the carrier of material at least a in active carbon, aluminium oxide, silica gel, zeolite molecular sieve, enzyme or the yellow quartz and fixing metal oxide of the preferred version of air purifier of the present invention lays respectively at different aspects.
Air purifier of the present invention loads on the nano silver particles of particle diameter less than 100 nanometers on the carrier, makes argent become possibility as the anti-biotic material of excellence.Nano Silver exists with molecular state, because the quantum effect of Nano Silver, its specific area is more much bigger than conventional material, surface at Nano Silver forms bigger adsorption effect, produce defective, defective has self-repair function, thereby produces following antibacterial mechanisms one haptoreaction.Harmful bacterium more than 99% all is slender cell space; And unicellular bacterium must rely on the oxidation of oxygen metabolism enzyme to breathe; The oxidizing process of oxygen metabolism enzyme is captured the process of an electronics exactly from neutral particle.When nano silver particles when the bacterium because the effect of Coulomb force, nano silver particles can be adsorbed on bacterium surface and enter in the bacterial body; The oxygen metabolism enzyme of bacterium can be captured an electronics in the nano silver particles, thereby makes nano silver particles become positively charged silver ion; Sulfydryl electronegative in positively charged silver ion and the bacterialprotease reacts, and protease loses activity rapidly because of the forfeiture of sulfydryl, thereby causes bacterium to carry out schizogamy and be killed.After thalline lost activity, silver ion can dissociate out from thalline again, repeats fungicidal property, so its antibacterial effect is lasting.
There is no particular restriction as long as energy is as the function of finishing air purifier to be used for the carrier material of air purifier of the present invention, can use at least a in for example cellulose fibre, asbestos fibre, glass fibre, ion-exchange fibre, ferment fiber, polyolefine fiber, sponge, PET or the nylon, and can be respectively applied in the different purposes according to its source.
In glass fibre, even its fibre diameter of Pyrex fiber still has full intensity below 4 microns or 4 microns, it is applicable to that preparation captures the fine air filter of superior performance.
In the polyolefine fiber, polyethylene fibre or polypropylene fibre single fiber diameter are generally between 1～5 micron, so filter efficiency height, and " electret " technology of employing, static on the filtrate can be along with the time disappears, filter efficiency is filtered 1～2 order of magnitude of net height than common finely ground particles sprunstron, and filtration resistance is little.Measure with the atmospheric fallout counting method, filter efficiency reaches (mean particle dia is more than 0.3 micron) more than 96%.Its effective means of catching particle is " collision " and " electrostatic attraction ".By 300 layers of overlapping forming of fiber, electrostatic potential can reach more than 2000 volts one deck filter cloth approximately, when particle during at a high speed by fine and closely woven screen pack, under the effect of electrostatic attraction, hits fiber with air-flow, underspeed, and borrow electrostatic attraction and attached work on fiber.Because grit is constantly accumulated, the mesh of filter cloth is more and more closeer.So can be good more because of its filter effect of increase of service time.
Polyurethane sponge in the sponge, it is mesh-structured to have a 3 D stereo, and specific area is big, and resistance is little.
The shape of carrier does not have special restriction, can be the cotton shape of nonwoven form, also can be spongy, filter paper shape, cellular, granular or netted at least a.Moreover the cellular unit shape can be arbitrarily, polygon such as desirable triangle, four jiaos, five jiaos, hexagonal or shape such as wavy.
Also fixable active carbon, aluminium oxide, silica gel, zeolite molecular sieve on the carrier of air purifier of the present invention, there is no particular restriction as long as energy is as the function of finishing air purifier.
On the carrier of air purifier of the present invention also fixable enzyme be not particularly limited so long as have the enzyme of bacteriolysis can; with covalent bond or the immobilization of ionic bond form, optional in lysozyme, chitinase, protease, glucose enzyme, dextranase, beta galactosidase, born of the same parents-β-N-acetyl-amino glucose enzyme or born of the same parents at least a in the lysozyme.Lysozyme is to belong to add a kind of of water decomposition enzyme, cell membrane by dissolution of bacteria, promptly cut off bacterioprotein shell chemical bond key, make quilt such as glucoside, amine, peptide of the bound fraction that constitutes the bacteria cell wall molecule add the water decomposition cut-out, what be subjected to then that cell interior soaks into influences membranolysis and makes bacterium death.
Also fixable yellow quartz is a kind of natural plants elite on the carrier of air purifier of the present invention, takes from natural tea, has no side effect.The compound (polyphenol compound) that contains volume phenol hydroxy (OH) in the yellow quartz, it can utilize the H in the hydroxy to have the reduction decomposition effect, and additionally gives effect such as close with NH3, SH etc. in the H exchange foul smell composition.When microorganisms such as bacterium were caught by yellow quartz, the contained natural plants elite of yellow quartz can be with various killing bacterias in the extremely short time, and suppress the breeding of bacterium in cleaner, stop secondary pollution.
But the composition of fixing metal oxide also on the carrier of air purifier of the present invention comprises 30～50% cupric oxide and 50～70% manganese dioxide by weight percentage in the composition.Adopt contact-Catalysis Principles, efficient pernicious gases such as decomposing volatile compound formaldehyde, ethyl mercaptan just at low temperatures, the catalyst composition only plays the medium effect, thereby the catalyst composition can not change, and need not regenerate and can use for a long time.In addition also need not electric, hot equal energy source consumption.
The preparation method of air purifier of the present invention is summarized as follows: at first utilize the nanometer production technology, change argent the Nano Silver of average grain diameter into less than 100 nanometers, make the splendid nano-silver antiseptic solution of dispersive property, pass through chemical film forming method again, securely attached on the carrier surface, make carrier surface form the nano level even silver granuel of one deck sublayer Nano Silver.
Because in the air purifier of the present invention, on carrier, fixed nano silver particles, make this air purifier can effectively remove common germs such as staphylococcus aureus, Escherichia coli, Friedlander and MRSE, it is stronger to have the bacteriostasis antibiosis ability, the sterilization kind is more, the characteristics that bacteria-eliminating efficacy is lasting.Owing to also fixed at carrier and to be selected from least a material in active carbon, aluminium oxide, silica gel, zeolite molecular sieve, enzyme or the yellow quartz or to be selected from cupric oxide and the metal oxide composition of manganese oxide and composition thereof, this air purifier has been had the better clean-up effect of volatility toxic compounds in addition.Through evidence, the resolution ratio of PARA FORMALDEHYDE PRILLS(91,95) is more than 85% at normal temperatures, to the resolution ratio of ethyl mercaptan more than 97%, to the resolution ratio of benzene more than 80%.Can remove 99.95% above staphylococcus aureus, 99.95% above Escherichia coli, 99.92% above Friedlander and 99.93% above MRSE, its effect can be kept 6 years, had obtained better technical effect.
Description of drawings
Fig. 1 is the schematic diagram of air purifier of the present invention [embodiment 1～7].
Fig. 2 is the schematic diagram of air purifier of the present invention [embodiment 8～18].
Among Fig. 1 or Fig. 2,1 is the 1st layer of screen pack, and 2 is the 2nd layer of screen pack, and 3 is the 3rd layer of screen pack, and 4 for comprising the contaminated air of micronic dust, pernicious gas, microorganism etc., and 5 is pure air.
The specific embodiment
Below in conjunction with accompanying drawing, invention is elaborated, should be appreciated that embodiments of the invention are only exemplary, it can be replaced or the tactic variation in front and back of different filter course by being equal to, or filter course number increase and decrease etc. constitutes different embodiment, do not enumerate one by one at this
The invention will be further elaborated below by embodiment.
[embodiment 1～18]
The structure of air purifier of the present invention as depicted in figs. 1 and 2, base material of each layer and loaded article as shown in Table 1 and Table 2, its dedusting, antibiotic, performance such as degraded toxic gas etc. see Table 3.
[comparative example 1]
The structure of this air purifier as shown in Figure 1, the 1st layer for being fixed on yellow quartz screen pack on the polyurethane sponge, performances such as its dedusting, antibiotic, degraded toxic gas see Table 3.
[embodiment 19]
With the air purifier of [embodiment 1～18] the viability experiment of wearing out, after 6 years, the resolution ratio of PARA FORMALDEHYDE PRILLS(91,95) still remains on more than 85%, resolution ratio to ethyl mercaptan still remains on more than 97%, resolution ratio to benzene still remains on more than 80%, still reach more than 99.95% to the staphylococcus aureus anti-microbial property, still reach more than 99.95% to the ETEC anti-microbial property, the Friedlander anti-microbial property is still reached more than 99.92%, the MRSE anti-microbial property is still reached more than 99.95%.
Claims (15)
1. an air purifier is characterized in that being fixed with on the carrier surface silver particles of particle diameter less than 100 nanometers; Wherein said carrier is selected from least a in cellulose fibre, asbestos fibre, glass fibre, ion-exchange fibre, ferment fiber, polyolefine fiber, sponge, PET or the nylon; The load capacity of described silver particles is 0.01～100 milligram/meter
2
2. air purifier according to claim 1 is characterized in that glass fibre is the Pyrex fibers; Polyolefine fiber is selected from least a in polyethylene fibre or the polypropylene fibre; Sponge is selected from polyurethane sponge.
3. air purifier according to claim 1, the shape that it is characterized in that carrier be selected from cotton shape, spongy, filter paper shape, cellular, granular or netted at least a; The particle diameter of silver particles is 1～50 nanometer.
4. air purifier according to claim 3, the particle diameter that it is characterized in that silver particles is 1～20 nanometer, and uniform load is in the surface of carrier,
5. air purifier according to claim 1, the load capacity that it is characterized in that silver particles is 0.1～50 milligram/meter
2
6. air purifier according to claim 1 is characterized in that also being fixed with on the carrier surface and is selected from material at least a in active carbon, aluminium oxide, silica gel, zeolite molecular sieve, enzyme or the yellow quartz, and its consumption is 1～100 gram/rice
2
7. air purifier according to claim 6 is characterized in that zeolite molecular sieve is selected from least a in Y zeolite, X type molecular sieve, beta-molecular sieve, ZSM type molecular sieve, A type molecular sieve, clinoptilolite, faujasite, modenite, chabasie, phillipsite, heulandite, erionite or the analcime; Enzyme is with covalent bond or the immobilization of ionic bond form, enzyme is selected from the lysozyme, chitinase, protease, glucose enzyme, dextranase, beta galactosidase, born of the same parents-β-N-acetyl-amino glucose enzyme or born of the same parents at least a in the lysozyme; Yellow quartz is the yellow quartz polyurethane; The consumption of material is 10～50 gram/rice
2
8. air purifier according to claim 6 is characterized in that also being fixed with on the carrier surface composition of metal oxide, comprises 30～50% cupric oxide and 50～70% manganese dioxide in the composition by weight percentage; The consumption of composition is 1～100 gram/rice
2
9. air purifier according to claim 8, the consumption that it is characterized in that metal oxide composition is 10～50 gram/rice
2
10. air purifier according to claim 1 is characterized in that also being fixed with on the carrier surface composition of metal oxide, comprises 30～50% cupric oxide and 50～70% manganese dioxide in the composition by weight percentage; The consumption of composition is 1～100 gram/rice
2
11. air purifier according to claim 10, the consumption that it is characterized in that metal oxide composition is 10～50 gram/rice
2
12. according to claim 1 or 6 described air purifiers, the carrier that it is characterized in that fixing silver particles with fixedly be selected from active carbon, aluminium oxide, silica gel, zeolite molecular sieve, enzyme or yellow quartz in the carrier of at least a material lay respectively at different aspects.
13., it is characterized in that fixedly the carrier of silver particles lays respectively at different aspects with the carrier of the composition of fixing metal oxide according to claim 1 or 8 described air purifiers.
14. according to claim 1 or 6 or 8 described air purifiers, the carrier that it is characterized in that fixedly being selected from the composition of the carrier of material at least a in active carbon, aluminium oxide, silica gel, zeolite molecular sieve, enzyme or the yellow quartz and fixing metal oxide is same aspect carrier, and fixedly the carrier of silver particles is another aspect carrier.
15., it is characterized in that the carrier of fixing silver particles, the carrier that fixedly is selected from the composition of the carrier of material at least a in active carbon, aluminium oxide, silica gel, zeolite molecular sieve, enzyme or the yellow quartz and fixing metal oxide lay respectively at different aspects according to claim 1 or 6 or 8 described air purifiers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100232057A CN100387325C (en) | 2006-01-11 | 2006-01-11 | Air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100232057A CN100387325C (en) | 2006-01-11 | 2006-01-11 | Air purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1806886A CN1806886A (en) | 2006-07-26 |
| CN100387325C true CN100387325C (en) | 2008-05-14 |
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| CNB2006100232057A Expired - Fee Related CN100387325C (en) | 2006-01-11 | 2006-01-11 | Air purifier |
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| CN101732747A (en) * | 2008-11-25 | 2010-06-16 | 宋秋兰 | Application of radish chitin-binding proteins in preparing air freshener |
| CN102489077B (en) * | 2011-12-13 | 2014-07-02 | 重庆再升科技股份有限公司 | Filter paper for oil mist in air and producing process |
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| KR102460894B1 (en) * | 2015-03-17 | 2022-10-28 | 이시쯔까가라스가부시끼가이샤 | deodorant glass |
| CN105233614A (en) * | 2015-11-13 | 2016-01-13 | 无锡桥阳机械制造有限公司 | Air filter |
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| CN105852281B (en) * | 2016-04-14 | 2017-10-31 | 宁波保众应急科技有限公司 | A kind of Mobyneb haze protective mask |
| CN105876931B (en) * | 2016-04-14 | 2017-10-31 | 宁波保众应急科技有限公司 | A kind of Mobyneb haze protective mask |
| CN105951526A (en) * | 2016-05-27 | 2016-09-21 | 昆山初本电子科技有限公司 | Diatomite filter paper capable of being applied to air purifier and preparation method for diatomite filter paper |
| CN106196541B (en) * | 2016-07-13 | 2019-04-16 | 中山市捷信科技服务有限公司 | A kind of hospital's air cleaning unit |
| CN108635627B (en) * | 2018-05-14 | 2021-04-20 | 秦江玮 | Multi-functional phlegm suction device of nursing internal medicine |
| CN109403144B (en) * | 2018-10-26 | 2021-01-01 | 杭州特种纸业有限公司 | Preparation method of air filter paper of antibacterial machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07163640A (en) * | 1993-12-15 | 1995-06-27 | Unitika Ltd | Antibacterial and deodorant filter |
| JPH10296087A (en) * | 1997-04-30 | 1998-11-10 | Daikin Ind Ltd | Deodorizing catalyst and its manufacture |
| CN2615652Y (en) * | 2003-05-13 | 2004-05-12 | 叶锦林 | Leather belt conveyor metering device based on dynamic measurement |
| CN1509794A (en) * | 2002-12-23 | 2004-07-07 | ���ǵ�����ʽ���� | Filter of applied carbon nanometer tube |
| KR20040086670A (en) * | 2003-04-03 | 2004-10-12 | 주식회사 대우일렉트로닉스 | Exhaust grill of vacuum cleaner with nano silver |
| CN1628522A (en) * | 2003-12-11 | 2005-06-22 | 前田芳聪 | Ag-bearing particle and process for producing the same |
-
2006
- 2006-01-11 CN CNB2006100232057A patent/CN100387325C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07163640A (en) * | 1993-12-15 | 1995-06-27 | Unitika Ltd | Antibacterial and deodorant filter |
| JPH10296087A (en) * | 1997-04-30 | 1998-11-10 | Daikin Ind Ltd | Deodorizing catalyst and its manufacture |
| CN1509794A (en) * | 2002-12-23 | 2004-07-07 | ���ǵ�����ʽ���� | Filter of applied carbon nanometer tube |
| KR20040086670A (en) * | 2003-04-03 | 2004-10-12 | 주식회사 대우일렉트로닉스 | Exhaust grill of vacuum cleaner with nano silver |
| CN2615652Y (en) * | 2003-05-13 | 2004-05-12 | 叶锦林 | Leather belt conveyor metering device based on dynamic measurement |
| CN1628522A (en) * | 2003-12-11 | 2005-06-22 | 前田芳聪 | Ag-bearing particle and process for producing the same |
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| Publication number | Publication date |
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| CN1806886A (en) | 2006-07-26 |
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