CN104047116A - Haze-proof nano window screen manufacturing method - Google Patents
Haze-proof nano window screen manufacturing method Download PDFInfo
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- CN104047116A CN104047116A CN201410272399.9A CN201410272399A CN104047116A CN 104047116 A CN104047116 A CN 104047116A CN 201410272399 A CN201410272399 A CN 201410272399A CN 104047116 A CN104047116 A CN 104047116A
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- electrostatic spinning
- window screening
- haze
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Abstract
The invention provides a haze-proof nano window screen manufacturing method. The method comprises the steps that polyamide 6 particles are added into a formic acid solution with the concentration ranging from 92% to 99% and are stirred at room temperature to be completely dissolved, and an electrostatic spinning solution with the polyamide 6 mass concentration being 13% is formed; an electrostatic spinning device is utilized for spraying the prepared electrostatic spinning solution on PET polyester fiber net window screen basic materials, and a layer of nanofiber membrane is formed on the PET polyester fiber net window screen basic materials; nanometer titania is sprayed on the nanofiber membrane. The haze-proof nano window screen manufacturing method has the advantages that the nanofiber membrane can effectively filter out various respirable fine suspended particles such as dust (containing PM2.5), coal dust, smog, fiber impurities and pollen in the air, indoor air is kept clean, and human health is facilitated; the nanometer titania can resolve hazardous substances in air into innocuous substance under the action of light, and the purposes of controlling bacterial reproduction and purifying air are achieved.
Description
Technical field
The present invention relates to screen window technical field, refer to especially a kind of anti-haze nanometer window screening preparation method.
Background technology
Window screening is a kind of gauze being arranged on door or window, is specifically a kind ofly used for preventing the WEB that the small insects such as mosquitos and flies are bothered.Common window screening adopts the material manufactures such as nylon or glass fibre mostly on the market, common are white, green and blue window screening.
High speed development along with modernization industry, repair the house and build the road in city, motor vehicle exhaust emission, trees felling etc. is day by day serious, cause often filling the air in air the pollutants such as dust and deleterious particle, especially in recent years the aerial content concn of fine particle thing such as PM2.5 is more and more higher, is directly detrimental to health.
For living in the indoor resident in city, the ventilation of often need to windowing, at this moment the fine particle thing in outside air will enter indoor thereupon, indoor environment is polluted, directly endanger numerous residents' physical and mental health, therefore the topic that, how to have purified the air of a room and more and more paid close attention to into people.
At present, the window screening that existing resident family is used can only block mosquitos and flies mostly, can not effectively intercept the fine particle thing in the hazes such as dust and PM2.5, and these fine particle things are all with malicious harmful substance, once enter indoor by window screening, will make a very bad impression to indoor environment, be unfavorable for very much people's respiratory health.
In addition, common window screening does not have virus killing and the effect of anti-fouling and self-cleaning, effective antibacterial and mouldproof, therefore, in the urgent need to a kind of can anti-haze, the window screening of virus killing and anti-fouling and self-cleaning.
Summary of the invention
The present invention proposes a kind of anti-haze nanometer window screening preparation method, has solved in prior art window screening and can not effectively intercept fine particle thing in air and invade indoor problem.
Technical scheme of the present invention is achieved in that
An anti-haze nanometer window screening preparation method, its method step is as follows:
(1) prepare electrostatic spinning liquid
It is in 92%～99% formic acid solution that polyamide 6 particle is added to concentration, at room temperature stirs, and polyamide 6 particle is dissolved completely, forms the electrostatic spinning liquid that polyamide 6 mass concentration is 13%;
(2) electrostatic spinning
Utilize electrostatic spinning apparatus to spray the above-mentioned electrostatic spinning liquid preparing on PET polyester fiber net window screening base material, on PET polyester fiber net window screening base material, form one deck nano fibrous membrane.
As preferably, described step (2) also comprises the steps: afterwards
On described nano fibrous membrane, spray one deck nano titanium oxide.
As preferably, in described step (2), during electrostatic spinning apparatus work, the voltage of high pressure generator is 0～50KV; Nozzle is 10～15cm to the distance of described PET polyester fiber net window screening base material; Nozzle diameter is 0.6～1.6mm, and the electrostatic spinning flow quantity of ejection is 0.8～1.2mL/h.
As preferably, in described step (1), the temperature of room temperature is 18 ℃～27 ℃; The electrostatic spinning liquid mass concentration making is 13%.
As preferably, the voltage of described high pressure generator is 25KV; Nozzle is 13cm to the distance of described PET polyester fiber net window screening base material; Nozzle diameter is 0.9mm; The electrostatic spinning flow quantity of nozzle ejection is 1mL/h.
As preferably, the surface density of described nano fibrous membrane is 1.25g/m2.
Method of electrostatic spinning of the present invention is a kind of effect that utilizes high voltage electric field, becomes yardstick at micron, to arrive simple and effective processing technology, i.e. the polymeric spray electrostatic stretch spin processes of nanoscale fine fibre polymer solution or melt spinning.The fiber of preparing due to electrostatic spinning is much thinner than traditional spinning process, diameter generally tens of to thousands of nanometers, and the intercommunicating pore nano-fiber material of being prepared by electrospinning processing method has great specific area, fiber surface also can form a lot of small secondary structures simultaneously, therefore has very strong absorption affinity and good filterability, barrier, cohesiveness and heat insulating ability etc.
Beneficial effect of the present invention is:
By spray one deck nano fibrous membrane on PET polyester fiber net window screening base material, effective various tiny suspended particulate substances that suck such as the dust in filtered air (containing PM2.5), coal dust, smog, fiber impurity, pollen, avoid human body to suck these harmful floating dust particles, make room air keep clean, be conducive to health.
By spraying one deck nano titanium oxide outward at nano fibrous membrane, can under the effect of light, the oxidation Decomposition such as the harmful organic substances such as airborne formaldehyde, benzene,toluene,xylene, ammonia, TVOC, pollutant, foul smell, virus, bacterium be become to harmless carbon dioxide and water, effectively control the cross infection of bacterium, virus etc., reach the object of controlling bacterial reproduction and purifying air.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structure for amplifying schematic diagram of nano fibrous membrane of the present invention.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment
An anti-haze nanometer window screening preparation method, its method step is as follows:
(1) prepare electrostatic spinning liquid
It is in 98% formic acid solution that polyamide 6 particle is added to concentration, at room temperature stirs, and polyamide 6 particle is dissolved completely, forms the electrostatic spinning liquid that polyamide 6 mass concentration is 13%;
(2) electrostatic spinning
Utilize electrostatic spinning apparatus to spray the above-mentioned electrostatic spinning liquid preparing on PET polyester fiber net window screening base material, on PET polyester fiber net window screening base material, form the nano fibrous membrane that one deck surface density is 1.25g/m2 or 2.5g/m2, its average fibre diameter is 217nm, and surface apertures is 234nm.
The DT-200 model electrostatic spinning machine that above-mentioned electrostatic spinning apparatus adopts Dalian Ding Tong development in science and technology Co., Ltd to produce.
During electrostatic spinning apparatus work, the voltage of high pressure generator is 25KV; Nozzle is 13cm to the distance of described PET polyester fiber net window screening base material; Nozzle diameter is 0.9mm, and the electrostatic spinning flow quantity of ejection is 1mL/h.
Nozzle is set to 13cm to the distance of PET polyester fiber net window screening base material, can guarantee that the nanofiber diameter of ejection meets related request, guarantees spraying effect.
The above-mentioned PET polyester fiber net window screening base material that is coated with one deck nano fibrous membrane is carried out to anti-haze test:
The nano fibrous membrane that is 1.25g/m2 for surface density, when air velocity is 2.83L/min, the filter efficiency that is the finely ground particles of 1 μ m, 0.5 μ m and 0.3 μ m to particle diameter is respectively 92.16%, 89.66% and 87.38%, and Air permenbility reaches 661L/ (m2s);
The nano fibrous membrane that is 2.5g/m2 for surface density, when air velocity is 2.83L/min, the filter efficiency that is the finely ground particles of 1 μ m, 0.5 μ m and 0.3 μ m to particle diameter is respectively 97.03%, 96.23% and 95.65%, and Air permenbility reaches 549L/ (m2s).
Generally the PM2.5 in our said haze mostly makes a general reference the pellet that particle diameter is less than or equal to 2.5 μ m, and therefore, visible above-mentioned nano fibrous membrane can effectively prevent that in haze, deleterious particle thing enters indoor.
Fig. 1 is that surface density is the amplification assumption diagram of the nano fibrous membrane of 2.5g/m2.
(3) on above-mentioned nano fibrous membrane, spray again one deck nano titanium oxide.
Nano titanium oxide is called again photocatalyst, and it has the effect of antibacterial gas defence, air cleaning and anti-fouling and self-cleaning, and concrete function is as follows:
A, antibacterial gas defence
Titanium dioxide is under irradiation, produce hydroxyl free radical isoreactivity oxygen and there is stronger oxidability than chlorine, hypochlorous acid, hydrogen peroxide and the ozone etc. that are commonly used for disinfection, bring into play antibacterial action and the breeding of bacterium or mould is ended, also make the toxin that bacterium or mould discharge decompose.
B, air cleaning
Photocatalyst can decompose the harmful substances such as airborne formaldehyde, benzene, dimethylbenzene under illumination, and it can be resolved into completely to carbon dioxide and water, and from traditional eliminating smell agent, to cover agent different, photocatalyst is only the environment-friendly materials of the thorough decomposing harmful substances of a kind of energy.
C, anti-fouling and self-cleaning
By on photocatalytic spray window screening time, just can utilize sunshine that nitrogen oxide or oxysulfide are oxidized into nitrate ion or sulfate ion, when rainy, nitrate ion or sulfate ion can be washed away, carry out continuously photocatalyst reaction like this, thereby remove nitrogen oxide or the oxysulfide in atmosphere.
In sum, the present invention by spraying one deck nano fibrous membrane on PET polyester fiber net window screening base material, effective various tiny suspended particulate substances that suck such as the dust in filtered air (containing PM2.5), coal dust, smog, fiber impurity, pollen, avoid human body to suck these harmful floating dust particles, make room air keep clean, be conducive to health.
By spraying one deck nano titanium oxide outward at nano fibrous membrane, can under the effect of light, the oxidation Decomposition such as the harmful organic substances such as airborne formaldehyde, benzene,toluene,xylene, ammonia, TVOC, pollutant, foul smell, virus, bacterium be become to harmless carbon dioxide and water, effectively control the cross infection of bacterium, virus etc., reach the object of controlling bacterial reproduction and purifying air.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. an anti-haze nanometer window screening preparation method, is characterized in that, its method step is as follows:
(1) prepare electrostatic spinning liquid
It is in 92%～99% formic acid solution that polyamide 6 particle is added to concentration, at room temperature stirs, and polyamide 6 particle is dissolved completely, forms the electrostatic spinning liquid that polyamide 6 mass concentration is 10%～15%;
(2) electrostatic spinning
Utilize electrostatic spinning apparatus to spray the above-mentioned electrostatic spinning liquid preparing on PET polyester fiber net window screening base material, on PET polyester fiber net window screening base material, form one deck nano fibrous membrane.
2. a kind of anti-haze nanometer window screening preparation method according to claim 1, is characterized in that, described step (2) also comprises the steps: afterwards
On described nano fibrous membrane, spray one deck nano titanium oxide.
3. a kind of anti-haze nanometer window screening preparation method according to claim 1, is characterized in that, when in described step (2), electrostatic spinning apparatus is worked, the voltage of high pressure generator is 0～50KV; Nozzle is 10～15cm to the distance of described PET polyester fiber net window screening base material; Nozzle diameter is 0.6～1.6mm, and the electrostatic spinning flow quantity of ejection is 0.8～1.2mL/h.
4. a kind of anti-haze nanometer window screening preparation method according to claim 1, is characterized in that, in described step (1), the temperature of room temperature is 18 ℃～27 ℃; The concentration of formic acid solution is 98%; In the electrostatic spinning liquid making, the mass concentration of polyamide 6 is 13%.
5. a kind of anti-haze nanometer window screening preparation method according to claim 3, is characterized in that, the voltage of described high pressure generator is 25KV; Nozzle is 13cm to the distance of described PET polyester fiber net window screening base material; Nozzle diameter is 0.9mm; The electrostatic spinning flow quantity of nozzle ejection is 1mL/h.
6. a kind of anti-haze nanometer window screening preparation method according to claim 1, is characterized in that, the surface density of described nano fibrous membrane is 1.25g/m
2.
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| CN201410272399.9A CN104047116A (en) | 2014-06-18 | 2014-06-18 | Haze-proof nano window screen manufacturing method |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405271A (en) * | 2014-10-20 | 2015-03-11 | 南通百博丝纳米科技有限公司 | Nano window screen |
| CN105624922A (en) * | 2015-11-06 | 2016-06-01 | 绿纳科技有限责任公司 | Preparation method of transparent screen with PM2.5 fine particle filtering function |
| CN106988018A (en) * | 2017-05-26 | 2017-07-28 | 江苏久朗高科技股份有限公司 | The continuous production device and production technology of a kind of composite film material haze window screening |
| CN107177934A (en) * | 2017-05-23 | 2017-09-19 | 上海科涤环保科技有限公司 | A kind of preparation method of high printing opacity dustproof screen window material and screen window |
| CN107261690A (en) * | 2017-07-12 | 2017-10-20 | 南京东尔电气技术有限公司 | A kind of air-filtering membrane for stopping haze particle and preparation method thereof, purposes |
| CN108071332A (en) * | 2018-01-22 | 2018-05-25 | 青岛聚纳达科技有限公司 | Haze window screening based on electrostatic spinning technique and preparation method thereof |
| CN108274847A (en) * | 2018-01-22 | 2018-07-13 | 青岛聚纳达科技有限公司 | Ultraviolet catalytic electrostatic spinning haze window screening and preparation method thereof |
| CN108796818A (en) * | 2017-04-27 | 2018-11-13 | 北京化工大学 | A kind of polymer/high dielectric nano filler composite cellulosic membrane and preparation method for anti-haze window screening |
| CN109107395A (en) * | 2017-06-26 | 2019-01-01 | 中国科学院苏州纳米技术与纳米仿生研究所 | The anti-pernicious gas air filter film of anti-haze, preparation method and application |
| JP2019037963A (en) * | 2017-08-29 | 2019-03-14 | 株式会社タマル製作所 | Air filter or mask filter base material, and manufacturing method of the same |
| CN110193253A (en) * | 2019-05-27 | 2019-09-03 | 长安大学 | One kind is except haze device, preparation method and its removes haze method |
| CN110468504A (en) * | 2019-09-10 | 2019-11-19 | 赵为芳 | A kind of flexible sensing module, manufacturing process and its application for human body inductance dynamic monitoring |
| CN111001399A (en) * | 2019-12-23 | 2020-04-14 | 武汉纺织大学 | Ceramic fiber with photocatalytic function for window gauze and preparation method thereof |
| CN112878040A (en) * | 2021-01-21 | 2021-06-01 | 陈怀斌 | Haze-preventing curtain and preparation method thereof |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405271A (en) * | 2014-10-20 | 2015-03-11 | 南通百博丝纳米科技有限公司 | Nano window screen |
| CN105624922A (en) * | 2015-11-06 | 2016-06-01 | 绿纳科技有限责任公司 | Preparation method of transparent screen with PM2.5 fine particle filtering function |
| CN105624922B (en) * | 2015-11-06 | 2019-03-08 | 绿纳科技有限责任公司 | A kind of preparation method of the transparent gauze with PM2.5 fine grained filtering function |
| CN108796818A (en) * | 2017-04-27 | 2018-11-13 | 北京化工大学 | A kind of polymer/high dielectric nano filler composite cellulosic membrane and preparation method for anti-haze window screening |
| CN107177934A (en) * | 2017-05-23 | 2017-09-19 | 上海科涤环保科技有限公司 | A kind of preparation method of high printing opacity dustproof screen window material and screen window |
| CN106988018A (en) * | 2017-05-26 | 2017-07-28 | 江苏久朗高科技股份有限公司 | The continuous production device and production technology of a kind of composite film material haze window screening |
| CN109107395A (en) * | 2017-06-26 | 2019-01-01 | 中国科学院苏州纳米技术与纳米仿生研究所 | The anti-pernicious gas air filter film of anti-haze, preparation method and application |
| WO2019000602A1 (en) * | 2017-06-26 | 2019-01-03 | 中国科学院苏州纳米技术与纳米仿生研究所 | Air filter membrane for preventing smog and hazardous gas and manufacturing method and use thereof |
| CN107261690A (en) * | 2017-07-12 | 2017-10-20 | 南京东尔电气技术有限公司 | A kind of air-filtering membrane for stopping haze particle and preparation method thereof, purposes |
| JP2019037963A (en) * | 2017-08-29 | 2019-03-14 | 株式会社タマル製作所 | Air filter or mask filter base material, and manufacturing method of the same |
| CN108274847A (en) * | 2018-01-22 | 2018-07-13 | 青岛聚纳达科技有限公司 | Ultraviolet catalytic electrostatic spinning haze window screening and preparation method thereof |
| CN108071332A (en) * | 2018-01-22 | 2018-05-25 | 青岛聚纳达科技有限公司 | Haze window screening based on electrostatic spinning technique and preparation method thereof |
| CN108071332B (en) * | 2018-01-22 | 2019-06-11 | 青岛聚纳达科技有限公司 | Haze window screening based on electrostatic spinning technique and preparation method thereof |
| CN110193253A (en) * | 2019-05-27 | 2019-09-03 | 长安大学 | One kind is except haze device, preparation method and its removes haze method |
| CN110468504A (en) * | 2019-09-10 | 2019-11-19 | 赵为芳 | A kind of flexible sensing module, manufacturing process and its application for human body inductance dynamic monitoring |
| CN110468504B (en) * | 2019-09-10 | 2021-12-07 | 赵为芳 | Flexible sensing module for dynamic monitoring of human body inductance, manufacturing process and application thereof |
| CN111001399A (en) * | 2019-12-23 | 2020-04-14 | 武汉纺织大学 | Ceramic fiber with photocatalytic function for window gauze and preparation method thereof |
| CN112878040A (en) * | 2021-01-21 | 2021-06-01 | 陈怀斌 | Haze-preventing curtain and preparation method thereof |
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Application publication date: 20140917 |