WO2004022113A1 - 空気清浄器 - Google Patents
空気清浄器 Download PDFInfo
- Publication number
- WO2004022113A1 WO2004022113A1 PCT/JP2003/011378 JP0311378W WO2004022113A1 WO 2004022113 A1 WO2004022113 A1 WO 2004022113A1 JP 0311378 W JP0311378 W JP 0311378W WO 2004022113 A1 WO2004022113 A1 WO 2004022113A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- temperature
- air purifier
- discharge
- electrode
- discharge electrode
- 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
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/22—Ionisation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
- A61L9/014—Deodorant compositions containing sorbent material, e.g. activated carbon
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/041—Oxides or hydroxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/24—Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/3078—Thermal treatment, e.g. calcining or pyrolizing
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/312—Preparation
- C01B32/336—Preparation characterised by gaseous activating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/90—Odorous compounds not provided for in groups B01D2257/00 - B01D2257/708
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/91—Bacteria; Microorganisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/818—Employing electrical discharges or the generation of a plasma
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/46—Materials comprising a mixture of inorganic and organic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4812—Sorbents characterised by the starting material used for their preparation the starting material being of organic character
- B01J2220/4825—Polysaccharides or cellulose materials, e.g. starch, chitin, sawdust, wood, straw, cotton
Definitions
- the present invention relates to an air purifier capable of removing airborne dust, tobacco smoke, harmful gas, and the like, particularly an ion-type air purifier. Background technology
- the ion wind type air purifier applies a high voltage of about 5 to 10 KV between the electrodes to perform corona discharge, thereby ionizing the fine particles, and using the ion wind generated by this.
- the ionized particles move due to the electric field between the electrodes to generate an ionic wind, and the ionic wind causes dust or tobacco smoke in the air to be adsorbed to the dust collecting electrode, thereby purifying the air.
- Such an air purifier is disclosed in, for example, Japanese Patent Application Laid-Open Nos. 60-172,190 and 62-140657.
- a metal such as aluminum is used as a dust collecting electrode for such an air purifier.
- H10-199653 discloses that activated carbon is used as an electrode surface facing a corona discharge electrode. It is disclosed to utilize the applied one. However, the device described in this publication is an ion wind generator using negative ions, and attempts to remove ozone accompanying corona discharge with this activated carbon.
- an air purifier having extremely high air purifying ability can be realized by using a carbon molded body carbonized at a specific temperature as a dust collecting electrode of an ion wind type air purifier. Got. More specifically, it is obtained by combining high-temperature coal carbonized at a temperature of about 800 ° C or higher, low-temperature coal carbonized at a temperature of about 500 ° C or lower, and alginic acid or calcium oxide. It has been found that an air purifier that can efficiently remove airborne dust, tobacco smoke, harmful gases, etc. can be realized by using the obtained gas absorbing material as electrodes.
- an object of the present invention is to provide an air purifier having high air purifying power.
- the air purifier according to the present invention includes: a discharge electrode capable of generating ions by discharging; a counter electrode facing the discharge electrode; and a discharge electrode between the discharge electrode and the counter electrode.
- An air purifier comprising at least a power supply capable of applying a voltage for inducing a discharge, wherein the counter electrode comprises a high-temperature coal carbonized at a temperature of about 800 ° C. or more; It comprises a gas absorbent comprising low-temperature coal carbonized at a temperature of not more than 00 ° C and alginic acid or a salt thereof or calcium oxide.
- FIG. 1 is a diagram showing a basic configuration of an air purifier according to the present invention.
- FIG. 2 is a diagram illustrating the air purifier used in the example.
- FIG. 3 is a diagram illustrating a basic configuration of the experimental apparatus used in the example.
- the air purifier according to the present invention includes a discharge electrode capable of generating ions by discharging, a counter electrode facing the discharge electrode, and a voltage between the two electrodes, which induces a discharge for generating ions at the discharge electrode.
- Fig. 1 shows a schematic diagram of this basic configuration.
- the discharge electrode 1 has a needle-like shape made of, for example, carbon, platinum, tungsten, gold, silver, titanium, stainless steel, Eckel, tantalum, copper, phosphor bronze, gold-plated wire, nickel plated wire, and the like.
- the discharge at the discharge electrode is a so-called gas discharge, which includes a corona discharge, a glow discharge, and an arc discharge.
- An electrode 2 is provided to face the discharge electrode 1, and the counter electrode 2 is made of a gas absorbing material described later.
- a voltage that induces a discharge at the discharge electrode 1 is applied between the two electrodes by the power supply device 3. This voltage may be appropriately determined, but when the discharge is a corona discharge, for example, about 4.0 to 100,000 ports is generally used.
- An electric field concentrates on the tip of the discharge electrode 1 to which a negative voltage is applied, for example, corona discharge occurs. Ions are generated by this discharge, and ions having a positive charge are absorbed by the discharge electrode 1, while ions 4 having a negative charge are attracted to the counter electrode 2. This is ionic wind. In the process in which negative ions are attracted to the counter electrode 2, they collide with or combine with suspended matters 5 such as airborne dust, tobacco smoke and harmful gas, and carry these to the counter electrode 2.
- the counter electrode 2 is an excellent gas absorbing material as described later.
- the carried suspended matter 5 is extremely efficiently adsorbed by the gas absorbing material, and the air is purified.
- a plurality of the discharge electrodes 1 and the plurality of the counter electrodes 2 may be provided, and the use of the plurality of the discharge electrodes 1 and the plurality of the counter electrodes 2 may be advantageous from the viewpoint of purification efficiency.
- the gas absorbing material constituting the counter electrode includes high-temperature coal carbonized at a temperature of about 800 ° C. or higher and low-temperature coal carbonized at a temperature of about 500 ° C. or lower. , Alginic acid or calcium oxide.
- high-temperature coal refers to coal carbonized at a temperature of about 800 ° C. or higher.
- the high-temperature coal is preferably at a temperature of about 800 ° C. to 130 ° C., more preferably at a temperature of 900 ° C. to 100 ° C.
- activation in the refining process for example, air activation or steam activation may be performed.
- the low-temperature coal means a coal carbonized at a temperature of about 550 ° C. or lower.
- the low-temperature coal is obtained by carbonizing at a temperature of preferably about 300 ° C to 550 ° C, more preferably at a temperature of 450 ° C to 500 ° C.
- the wood used as a raw material for charcoal is not particularly limited.
- conifers such as cedar, hinoki, pine, and larch, and bamboo, construction waste can also be used.
- High temperature coal and low temperature coal differ in their absorbency. Specifically, high-temperature coal has high absorption properties for formaldehyde, benzene, benzene / toluene, xylene, ethynolebenzen, and benzene, while low-temperature coal has high absorption properties for ammonia and amines. High absorption characteristics. The mixture of the two has good absorbency for various substances.
- the mixing ratio between the high-temperature coal and the low-temperature coal may be appropriately determined in consideration of the type of gas to be captured by the air purifier according to the present invention.
- the mixing ratio is preferably 60:40, and more preferably the mixing ratio is from 40:60 to 50:50.
- the high-temperature coal and low-temperature coal are preferably ground and used in a powdery form.
- the particle size may be determined as appropriate, but is preferably about 0.3 to 9.5 mm, more preferably about 0.6 to 1.18 mm.
- the absorbent according to the present invention is also advantageous in that it has an antistatic effect and an electromagnetic wave shielding effect.
- low-temperature coal its volume resistivity is generally 1 0 9 ⁇ 1 0 12 ⁇ ⁇ cm 3 approximately.
- alginic acid or a salt thereof (for example, a sodium salt, a potassium salt, or a calcium salt) has an effect of not only binding the coal particles but also improving the gas absorption of the coal.
- these alginic acids alone have no or little gas-absorbing activity compared to charcoal, and the coexistence of such substances greatly improves the gas-absorbing activity of the mixture of high-temperature and low-temperature coal. It is a surprising fact.
- alginic acid or a salt thereof means not only purified alginic acid or a salt thereof, but also a substance containing alginic acid as a main component, such as carrageenan and a fork.
- the amount of alginic acid or a salt thereof may be appropriately determined from the viewpoint of improving the function as a binder and the gas absorbing activity, but the lower limit is about 5% by weight. It is more preferably about 10% by weight, and the upper limit thereof is preferably about 25% by weight / o, and more preferably about 15% by weight.
- the gas absorbent used in the present invention contains calcium oxide in addition to high-temperature coal and low-temperature coal.
- This calcium oxide improves the gas absorption capacity of high-temperature coal and low-temperature coal, like alginic acid. Further, there is an advantage that the fire resistance of the gas absorbent can be improved by the presence of calcium oxide.
- the calcium oxide specifically, shell baking power obtained by baking shells. Lucidum and quicklime can be used.
- the amount of calcium oxide added may be appropriately determined from the viewpoint of improving the gas absorbing activity, but the lower limit is preferably about 5% by weight, and the upper limit is about 15% by weight. Degree is preferable, and more preferably about 7% by weight.
- alginic acid and calcium oxide it is possible to include both alginic acid and calcium oxide.
- alginic acid and calcium oxide By adding alginic acid and calcium oxide, the gas absorption activity of high-temperature coal and low-temperature coal can be further improved.
- a binder may be contained, provided that the alginate is contained.
- a binder include diatomaceous earth, cement, a polymeric binder such as isocyanate resin emulsion, starch paste, and the like.
- the cement for example, ordinary Portland cement, medium heat Portland cement, fast-strength Portland cement, blast furnace cement, silica cement, and the like can be used.
- the use of diatomaceous earth or cement is advantageous in that the fire resistance of the gas absorbent can be improved.
- the addition amount should be carefully determined, since excessive amounts of these may reduce the gas absorption activity of the gas absorbent.
- the added amount of these binders in the gas absorbent is preferably 10 to 40 weight. / 0 or so.
- the gas absorbent is prepared by pouring a mixture obtained by mixing high-temperature coal, low-temperature coal, alginic acid or oxidizing calcium, optionally a binder, and other components into a mold, molding, and drying (normal temperature). (Approximately 3 to 5 hours at a temperature of up to 60 ° C or less).
- a filler or a reinforcing material In the production, it is preferable to use a filler or a reinforcing material to increase the strength.
- Preferred examples of the filler or reinforcing material include fibrous materials such as manila hemp and wood pulp, wire mesh, lattice-like or honeycomb-like structures, and the like.
- the shape of the gas absorbent used in the present invention is not particularly limited, but is preferably a board shape. Further, the board-shaped counter electrode may serve as an indoor building material, for example, a wall material or a ceiling material.
- the appearance of the board-shaped gas absorbing material can be improved by attaching decorative paper to the surface thereof.
- the decorative paper is not limited as long as it has air permeability that does not impair the function of the gas absorbing material.
- the gas absorbing material is basically conductive, and it is possible to directly connect the gas absorbing material to the power supply device.
- the hot and cold coals used in the following examples were obtained as follows. As a kiln has a crater on the front, an exhaust port at the bottom rear to cover the internal refractory bricks used was a concrete-made one bets internal volume 1 6 m 3. I put wood in the kiln and fired it from the crater. After about 24 hours, decomposition and carbonization started, and the temperature of 300 to 400 ° C continued for another 48 hours. After that, the temperature rose to 400 to 550 ° C, but it was judged that the carbonization was terminated due to this temperature rise and the refining process was started, and 5 to 10 hours later The kiln was completely sealed and cooled. The coal thus obtained was used as low-temperature coal.
- the carbonization temperature was set to 900 to 1100 ° C, and the coal obtained by maintaining this temperature for 3 hours was used as high-temperature coal.
- the air in the air activation kiln done by its temperature pumped air volume of 10 to 2 Om 3 Z min until 900 to 1000 ° C approximately, and the steam activation pumping of air At the same time by pumping at a rate of 0.5 to 2 liters / min.
- Example 1 Mix the powdered coal of high-temperature coal and low-temperature coal obtained in Example 1 l OOO g with 100 g of Manila hemp, and add the adhesive (60 g of vinyl acetate as solids, 80 g of starch paste, and sodium alginate) 80 g) 220 g and sea shell calcined calcium 200 g were added.
- the adhesive 60 g of vinyl acetate as solids, 80 g of starch paste, and sodium alginate
- the mixture was poured into a mold and pressed into a fixed thickness to form a mold. Then, it was placed in a drying oven while being kept in the mold, and dried at room temperature or at a temperature of 60 ° C. or lower for about 3 to 5 hours. After being taken out of the drying oven, the mold was removed to obtain a board of 300 ⁇ 400 ⁇ 15 mm, which was cut into a size of 200 ⁇ 150 ⁇ 15 mm to obtain a gas absorbing material.
- an apparatus 10 shown in FIG. 2 was constructed. That is, a box (180 x 210 x 120 mm) made of a transparent plastic material is prepared to facilitate visual observation, and a gas absorbent is placed on the bottom of the box.
- the counter electrode 2 was used.
- a discharge electrode 1 made of a metal needle was provided on the wall surface of this box.
- DC high voltage source 3 was connected between discharge electrode 1 and counter electrode 2. The negative side was connected to the discharge electrode 1 and the positive side was connected to the counter electrode 2 side. Further, as shown in FIG. 3, the device 10 is configured so that tobacco smoke is introduced through the introduction pipe 6.
- a negative pressure generating device 7 is connected to the introduction pipe 6, and the device 7 is configured so that a tobacco 8 can be inserted. Air is guided from the compressed air source 9 to the negative pressure generator 7, and smoke from the tobacco 8 is introduced into the device 10 through the introduction pipe 6 together with the air.
- the following experiment was performed using such an apparatus configuration.
- One cigarette (approximately 0.7 g) with the filter cut out is inserted into the negative pressure generator 7 and air is injected from the compressed air source 9 so that one cigarette smoke is introduced from the introducer 6 to the device 10. Introduced.
- a DC voltage of 800 volts was applied between the discharge electrode 1 and the counter electrode 2, and the time until the smoke disappeared was visually measured. In the experiment, the same operation was repeated five times.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Epidemiology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
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Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004534178A JPWO2004022113A1 (ja) | 2002-09-05 | 2003-09-05 | 空気清浄器 |
| EP03794261A EP1547624A4 (en) | 2002-09-05 | 2003-09-05 | AIR CLEANER |
| US10/524,375 US20060032376A1 (en) | 2002-09-05 | 2003-09-05 | Air purifier |
| AU2003261971A AU2003261971A1 (en) | 2002-09-05 | 2003-09-05 | Air purifier |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002-259867 | 2002-09-05 | ||
| JP2002259867 | 2002-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2004022113A1 true WO2004022113A1 (ja) | 2004-03-18 |
Family
ID=31973084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2003/011378 Ceased WO2004022113A1 (ja) | 2002-09-05 | 2003-09-05 | 空気清浄器 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20060032376A1 (ja) |
| EP (1) | EP1547624A4 (ja) |
| JP (1) | JPWO2004022113A1 (ja) |
| KR (1) | KR20050057187A (ja) |
| CN (1) | CN1678355A (ja) |
| AU (1) | AU2003261971A1 (ja) |
| WO (1) | WO2004022113A1 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007019751A1 (fr) * | 2005-08-17 | 2007-02-22 | Bozhong Li | Nouveau materiau adsorbant destine a la decontamination d’air pollue et procede de fabrication dudit materiau |
| CN100446816C (zh) * | 2004-04-27 | 2008-12-31 | 健康之路株式会社 | 室内环境改善方法及接地电极装置 |
| JP2011002210A (ja) * | 2009-06-22 | 2011-01-06 | Panasonic Electric Works Co Ltd | 美容装置 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1700956B (zh) * | 2003-06-05 | 2010-06-30 | 大金工业株式会社 | 放电装置及空气净化装置 |
| EP2370802B1 (en) * | 2008-11-25 | 2017-07-26 | Koninklijke Philips N.V. | Sensor for sensing airborne particles |
| CN101934085B (zh) * | 2009-07-01 | 2012-11-07 | 东莞市宇洁新材料有限公司 | 一种低温等离子催化净化模块 |
| US8834803B2 (en) | 2012-10-19 | 2014-09-16 | Hussmann Corporation | Electro hydrodynamic thruster for decontaminating a display case |
| CN105987440A (zh) * | 2015-01-27 | 2016-10-05 | 共立电器产业株式会社 | 空气净化器 |
| WO2020104488A1 (en) * | 2018-11-19 | 2020-05-28 | Blueair Cabin Air Ab | An ionizing unit for negatively charging airborne particles present in an airflow, an air-purifying device and a vehicle-adapted device |
| CN119841316B (zh) * | 2025-01-17 | 2025-07-29 | 徐州华睿炭材料科技有限公司 | 一种松脂基活性炭及其制备方法 |
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| JP2001239113A (ja) * | 2000-03-01 | 2001-09-04 | Mitsubishi Paper Mills Ltd | 空気清浄化フィルター |
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| US3463168A (en) * | 1967-04-27 | 1969-08-26 | John H Troll | Electrostatically charged tobacco smoke filter |
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| US5614002A (en) * | 1995-10-24 | 1997-03-25 | Chen; Tze L. | High voltage dust collecting panel |
| DE59812617D1 (de) * | 1997-06-13 | 2005-04-07 | Hoelter Heinz | Ionisationsfilter zur reinigung von luft |
| US6491743B1 (en) * | 2000-09-11 | 2002-12-10 | Constantinos J. Joannou | Electronic cartridge filter |
| JP3632579B2 (ja) * | 2000-09-21 | 2005-03-23 | 三菱電機株式会社 | 空気浄化装置 |
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| JP2004535279A (ja) * | 2001-04-24 | 2004-11-25 | ラーシュ,ウルリッチ | 吸気エアフィルター |
| TW589911B (en) * | 2001-09-14 | 2004-06-01 | Sanei Kensetsu Kabushiki Kaish | Heating element using charcoal |
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- 2003-09-05 WO PCT/JP2003/011378 patent/WO2004022113A1/ja not_active Ceased
- 2003-09-05 JP JP2004534178A patent/JPWO2004022113A1/ja active Pending
- 2003-09-05 EP EP03794261A patent/EP1547624A4/en not_active Withdrawn
- 2003-09-05 KR KR1020057003779A patent/KR20050057187A/ko not_active Ceased
- 2003-09-05 AU AU2003261971A patent/AU2003261971A1/en not_active Abandoned
- 2003-09-05 US US10/524,375 patent/US20060032376A1/en not_active Abandoned
- 2003-09-05 CN CNA038208059A patent/CN1678355A/zh active Pending
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| JPH0767948A (ja) * | 1993-08-31 | 1995-03-14 | Matsushita Electric Ind Co Ltd | 活性炭造粒体、脱臭材および脱臭材の製造法 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100446816C (zh) * | 2004-04-27 | 2008-12-31 | 健康之路株式会社 | 室内环境改善方法及接地电极装置 |
| WO2007019751A1 (fr) * | 2005-08-17 | 2007-02-22 | Bozhong Li | Nouveau materiau adsorbant destine a la decontamination d’air pollue et procede de fabrication dudit materiau |
| JP2011002210A (ja) * | 2009-06-22 | 2011-01-06 | Panasonic Electric Works Co Ltd | 美容装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1547624A1 (en) | 2005-06-29 |
| CN1678355A (zh) | 2005-10-05 |
| EP1547624A4 (en) | 2006-08-30 |
| KR20050057187A (ko) | 2005-06-16 |
| AU2003261971A1 (en) | 2004-03-29 |
| JPWO2004022113A1 (ja) | 2005-12-22 |
| US20060032376A1 (en) | 2006-02-16 |
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