CN103191601A - Nanometer material filter screen and preparation method thereof - Google Patents
Nanometer material filter screen and preparation method thereof Download PDFInfo
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- CN103191601A CN103191601A CN2013100905451A CN201310090545A CN103191601A CN 103191601 A CN103191601 A CN 103191601A CN 2013100905451 A CN2013100905451 A CN 2013100905451A CN 201310090545 A CN201310090545 A CN 201310090545A CN 103191601 A CN103191601 A CN 103191601A
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- felt type
- type nonwoven
- titanium dioxide
- filter screen
- activated charcoal
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Abstract
The invention belongs to the technical field of air purification, and particularly discloses a filter screen taking a nanometer material as a filter. The filter screen comprises a felt type non-woven fabric and filter substances adhered to the felt type non-woven fabric, wherein a woody activated carbon powder is adsorbed on one side of the felt type non-woven fabric, while a nano-scale titanium dioxide powder is adsorbed on the other side of the non-woven fabric; and the felt type non-woven fabric is covered on the outer sides of the woody activated carbon powder and the titanium dioxide powder respectively and is in press-fit to form an integral filter screen. The nanometer material filter screen disclosed by the invention adopts the nano-scale titanium dioxide as a strong oxidant and a strong reducing agent, so that the filter screen can effectively isolate and kill hazardous substances and harmful bacteria, can shorten survival time of viruses in air, can be applied as an isolation material for sealing doors and windows in various places such as a hospital, a lab, and a dormitory, furthermore can be used as a biochemical isolation material, and has the advantages of light weight, convenience in installation and use, practicability in the effect and the like.
Description
Technical field
The invention belongs to the air purifying process field, refer to especially a kind of with nano material as the screen pack of filter and the preparation method for preparing this nano material screen pack.
Background technology
Air cleaning at present has chemical method, physical sterilization method and physisorphtion.Chemical method: as chlorine-containing disinfectant spray disinfectants such as employing Peracetic acid, but because effective acting time is short, working concentration is too high to produce the influence of not getting profit for health.The physical sterilization method: utilize sterilizations such as uviol lamp, ozone, but owing to the influence of ozone to human body, and can not in people's environment is arranged, use.Physisorphtion: utilize adsorbents adsorb virus, bacterium and ultrafine dust, but adsorb in case degree of reaching capacity just can not re-use.
Above-mentioned three kinds of air purification methods only are directed to the air disinfection in the certain space; catharsis; can't be used for the isolation air cleaning; the particular time that breaks out for communicable disease; if in case suspected case arranged then generally take to isolate all affected members' measure; will causing wherein like this, a lot of innocent people are involved; they with make a definite diagnosis patient and be in the same enclosure space; will cause catching; this is inequitable for them; violate human rights; but for spreading of warding off disease, also have only and take this sacrifice minority, the measure that protection is most.Thereby be necessary to provide a kind of material for air purification conduct with filtering property to seal up a door, seal the instrument of window in fact, in this enclosure space, with various personnel in various degree such as confirmed cases, suspected case, the observation case isolation of classifying, prevent that virus from propagating wantonly and influence innocent people.
Summary of the invention
The object of the invention is to provide a kind of nano material screen pack with strong oxidation, strong reducing action.
A kind of nano material screen pack, comprise felt type nonwoven and be attached to medium on the felt type nonwoven, described felt type nonwoven one side draught is with the wood activated charcoal powder, its opposite side is adsorbed with nano level titanium dioxide powder, and described wood activated charcoal powder and titanium dioxide powder outside cover felt type nonwoven respectively and become screen pack integral body through pressing.
Another purpose of the present invention is to provide a kind of preparation method for the preparation of above-mentioned nano material screen pack, and the method comprising the steps of is:
Step 1: incite somebody to action the proportionally deployed solution spraying that contains alcohol, water and titanium dioxide powder in a side of felt type nonwoven;
Step 2: the opposite side to felt type nonwoven is billowing moving with the rubber skin, makes its surface produce static;
Step 3: this felt type nonwoven is moved through in the space that is full of the wood activated charcoal powder of a sealing, a side that produces static utilizes static that the wood activated charcoal powder is adsorbed in its surface in this space, has sprayed a side of titanium dioxide powder outside this enclosure space;
Step 4: cover one deck felt type nonwoven respectively in the both sides up and down of this felt type nonwoven, then through ultrasonic welding process with this felt type nonwoven that is coated with titanium dioxide and wood activated charcoal powder with and up and down the felt type nonwoven cloth force fit of both sides become screen pack integral body.
A kind of nano material screen pack of the present invention adopts nano level titanium dioxide as strong oxidizer, strong reductant, can effectively isolate, kill harmful material and harmful bacterium, shorten the viral aerial time-to-live, what can be applicable to various occasions such as hospital, laboratory, dormitory seals up a door, seals the window isolated material, also can be used as biochemical isolated material, it is light to have quality, and it is convenient to install and use, advantages such as effect practicality.
Description of drawings
Fig. 1 is sectional structure chart of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples structure of the present invention is elaborated.
A kind of nano material screen pack of the present invention, based on felt type nonwoven 1, side at this felt type nonwoven 1 is coated with wood activated charcoal powder 2, the opposite side of this felt type nonwoven 1 is adsorbed with nano level titanium dioxide powder 3, and described wood activated charcoal powder 2 and titanium dioxide powder 3 outsides cover felt type nonwoven 1 more respectively and become screen pack integral body through pressing.Nano level titanium dioxide powder is a kind of cold catalyst, unglazed or have all can decompose under the condition of light and produce a kind of hydroxyl free radical (HO), this hydroxyl free radical has strong oxidizing property, strong reducing property, it can be isolated the kill harmful material as oxidant, reducing agent, harmful bacterium etc. shorten the viral aerial time-to-live.Wood activated charcoal powder 2 is as a kind of filtering adsorbing material, the pernicious gas in the absorbed air.Therefore, with nano material screen pack of the present invention when sealing up a door, sealing the isolated material of window, with titanium dioxide one side towards the light face is arranged, to accelerate its decomposition rate, strengthen its bactericidal effect, wood activated charcoal powder one side is towards indoor, airborne pernicious gas in the adsorption chamber purifies air.
Its manufacturing process is as follows:
Step 1: incite somebody to action the proportionally deployed solution spraying that contains alcohol, water and titanium dioxide powder in a side of felt type nonwoven;
Step 2: the opposite side to felt type nonwoven is billowing moving with the rubber skin, makes its surface produce static;
Step 3: this felt type nonwoven is moved through in the space that is full of the wood activated charcoal powder of a sealing, a side that produces static utilizes static that the wood activated charcoal powder is adsorbed in its surface in this space, has sprayed a side of titanium dioxide powder outside this enclosure space;
Step 4: cover one deck felt type nonwoven respectively in the both sides up and down of this felt type nonwoven, then through ultrasonic welding process with this felt type nonwoven that is coated with titanium dioxide and wood activated charcoal powder with and up and down the felt type nonwoven cloth force fit of both sides become screen pack integral body.
Nano material screen pack processing and fabricating of the present invention is convenient, can adopt the operation of streamline substep, and industrial production cost is lower, can be used as the isolated material of sealing up a door, seal window of the various occasions such as hospital, laboratory, dormitory of daily or particular time.
Above content is the detailed description of the present invention being done in conjunction with concrete preferred embodiment, can not assert that concrete enforcement structure of the present invention is only limited to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (2)
1. nano material screen pack, comprise felt type nonwoven and be attached to medium on the felt type nonwoven, it is characterized in that, described felt type nonwoven one side draught is with the wood activated charcoal powder, its opposite side is adsorbed with nano level titanium dioxide powder, and described wood activated charcoal powder and titanium dioxide powder outside cover felt type nonwoven respectively and become screen pack integral body through pressing.
2. one kind prepares the method for nano material screen pack according to claim 1, it is characterized in that this preparation method comprises that step is as follows:
Step 1: incite somebody to action the proportionally deployed solution spraying that contains alcohol, water and titanium dioxide powder in a side of felt type nonwoven;
Step 2: the opposite side to felt type nonwoven is billowing moving with the rubber skin, makes its surface produce static;
Step 3: this felt type nonwoven is moved through in the space that is full of the wood activated charcoal powder of a sealing, a side that produces static utilizes static that the wood activated charcoal powder is adsorbed in its surface in this space, has sprayed a side of titanium dioxide powder outside this enclosure space;
Step 4: cover one deck felt type nonwoven respectively in the both sides up and down of this felt type nonwoven, then through ultrasonic welding process with this felt type nonwoven that is coated with titanium dioxide and wood activated charcoal powder with and up and down the felt type nonwoven cloth force fit of both sides become screen pack integral body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100905451A CN103191601A (en) | 2013-03-20 | 2013-03-20 | Nanometer material filter screen and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100905451A CN103191601A (en) | 2013-03-20 | 2013-03-20 | Nanometer material filter screen and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
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| CN103191601A true CN103191601A (en) | 2013-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013100905451A Pending CN103191601A (en) | 2013-03-20 | 2013-03-20 | Nanometer material filter screen and preparation method thereof |
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| CN (1) | CN103191601A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103462255A (en) * | 2013-09-24 | 2013-12-25 | 崔清波 | Hygienic and epidemic prevention mask |
| CN106039838A (en) * | 2016-07-07 | 2016-10-26 | 北京航天爱锐科技有限责任公司 | Air purifying filter net material, manufacturing method thereof and air purifier |
| CN109797442A (en) * | 2018-12-26 | 2019-05-24 | 嘉兴学院 | A kind of Multifunctional gauze mask and preparation method thereof |
| CN109915366A (en) * | 2019-03-27 | 2019-06-21 | 成都润洋汽车部件有限公司 | Screw compression device based on automobile production |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1288775A (en) * | 1999-09-17 | 2001-03-28 | 上海维来现代科技发展有限公司 | Photocatalytic air-purifying net in multilayer structure and is making process |
| US6440266B1 (en) * | 2000-09-05 | 2002-08-27 | Ahlstrom Paper Group Research And Competence Center | Production of reactive material containing webs |
| CN2650849Y (en) * | 2003-06-12 | 2004-10-27 | 鸿富锦精密工业（深圳）有限公司 | Air filter |
| CN201282752Y (en) * | 2008-09-12 | 2009-08-05 | 上海华实纳米材料有限公司 | Protective mask |
| CN101804275A (en) * | 2010-04-26 | 2010-08-18 | 杭州卡丽科技有限公司 | Nano photocatalyst-active carbon fiber composite filter medium |
-
2013
- 2013-03-20 CN CN2013100905451A patent/CN103191601A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1288775A (en) * | 1999-09-17 | 2001-03-28 | 上海维来现代科技发展有限公司 | Photocatalytic air-purifying net in multilayer structure and is making process |
| US6440266B1 (en) * | 2000-09-05 | 2002-08-27 | Ahlstrom Paper Group Research And Competence Center | Production of reactive material containing webs |
| CN2650849Y (en) * | 2003-06-12 | 2004-10-27 | 鸿富锦精密工业（深圳）有限公司 | Air filter |
| CN201282752Y (en) * | 2008-09-12 | 2009-08-05 | 上海华实纳米材料有限公司 | Protective mask |
| CN101804275A (en) * | 2010-04-26 | 2010-08-18 | 杭州卡丽科技有限公司 | Nano photocatalyst-active carbon fiber composite filter medium |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103462255A (en) * | 2013-09-24 | 2013-12-25 | 崔清波 | Hygienic and epidemic prevention mask |
| CN106039838A (en) * | 2016-07-07 | 2016-10-26 | 北京航天爱锐科技有限责任公司 | Air purifying filter net material, manufacturing method thereof and air purifier |
| CN109797442A (en) * | 2018-12-26 | 2019-05-24 | 嘉兴学院 | A kind of Multifunctional gauze mask and preparation method thereof |
| CN109915366A (en) * | 2019-03-27 | 2019-06-21 | 成都润洋汽车部件有限公司 | Screw compression device based on automobile production |
| CN109915366B (en) * | 2019-03-27 | 2020-10-27 | 成都润洋汽车部件有限公司 | Screw compressor arrangement based on automotive production |
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Addressee: Wu Dinghan Document name: the First Notification of an Office Action |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130710 |