CN103691206A - Degradable interlayer material for screen window capable of purifying air - Google Patents

Degradable interlayer material for screen window capable of purifying air Download PDF

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Publication number
CN103691206A
CN103691206A CN201310712418.0A CN201310712418A CN103691206A CN 103691206 A CN103691206 A CN 103691206A CN 201310712418 A CN201310712418 A CN 201310712418A CN 103691206 A CN103691206 A CN 103691206A
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China
Prior art keywords
screen window
degradable
electrostatic spinning
filter
interlayer material
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Pending
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CN201310712418.0A
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Chinese (zh)
Inventor
杨卫民
李好义
李小虎
丁玉梅
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Beijing University of Chemical Technology
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Beijing University of Chemical Technology
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Application filed by Beijing University of Chemical Technology filed Critical Beijing University of Chemical Technology
Priority to CN201310712418.0A priority Critical patent/CN103691206A/en
Publication of CN103691206A publication Critical patent/CN103691206A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a degradable interlayer material for a screen window capable of purifying air, belonging to the field of air purification. The degradable interlayer material mainly consists of two supporting layers and an electrostatic spinning non-woven fabric, wherein the electrostatic spinning non-woven fabric is placed between the two supporting layers. An ultrathin nanofiber filter layer is prepared by an electrostatic spinning method, and a MnO2 catalyst, an aromatic agent, fluorescent powder and the like are added into the layer. The fiber diameter ranges from 500nm to 5 microns, the aperture ranges from 300nm to 30 microns, the thickness ranges from 20 microns to 2mm, and the porosity is greater than 75%. The ultrathin nanofiber filter layer can filter PM2.5 and decompose toxic matters, and the prepared filter material is integrated with the existing screen window, so that the degradable interlayer material is suitable for various occasions. According to the degradable interlayer material for the screen window capable of purifying air disclosed by the invention, functional assistants can be added according to demand, and the prepared filter material can be further used as a filter membrane for an air conditioner or other filter equipment, and the material is efficient and convenient.

Description

A kind of degradable screen window sandwich material that purifies air
Technical field
The present invention relates to a kind of screen window interlayer that can carry out air cleaning and mosquito proof, be particularly useful for the filtration of PM2.5 particulate, belong to air purification field.
Background technology
PM2.5 refers to that in atmosphere, diameter is less than or equal to the particle of 2.5 microns, also referred to as entering lung particle.Fine particulates is proved the harm of human body, and fine particle can directly enter bronchus after being inhaled into human body, disturbs the gas exchange of lung, causes the disease that comprises the aspects such as asthma, bronchitis and cardiovascular disease.In recent years, air pollution worsened, and the 2013 average haze numbers of days in the whole nation are maximum over 52 years, and people's life is formed to serious impact.
Airborne pollutant component mainly contains harmful chemical gas that dust suspension particle and aldehydes, hydro carbons etc. are known, wherein particle diameter is less than the particle of 2.5 microns and can directly enters alveolar, therefore harm is maximum, and the residual pernicious gases such as formaldehyde such as indoor hardware fitting, automotive trim also may cause various diseases.In the market for air cleaning be mainly indoor air cleaner, the application such as its PARA FORMALDEHYDE PRILLS(91,95), benzene is more, and pollutes and go back the effective solution of neither one for outdoor gray haze.
For severe now haze, pollute, invent a kind of filter element that can effectively filter PM2.5 particulate, the various diseases tool that air pollution preventing is caused has very important significance.A kind of screen window technique of filtering the toxic gases such as PM2.5 fine particle and decomposing formaldehyde of the present invention, carries out direct purification to entering indoor air, high-efficiency environment friendly.
Summary of the invention
The present invention proposes a kind of degradable screen window sandwich material that purifies air, and object is to solve above-mentioned air quality problems, adopts method of electrostatic spinning to prepare superfine nano fibrous filter layer, inside adds MnO 2catalyst, aromatic and fluorescent material etc., can realize the filtration of PM2.5 particulate and noxious material is decomposed, and is applicable to various places.
The technical scheme that realizes above-mentioned purpose is that a kind of degradable screen window sandwich material, is mainly comprised of supporting layer and electrostatic spinning nonwoven, supporting layer has two-layer, wherein electrostatic spinning nonwoven is placed between two-layer supporting layer, and its fiber diameter range is 500nm-5 μ m, and pore diameter range is 300nm-30 μ m, thickness is 20 μ m-2mm, can effectively to PM2.5, tackle, porosity is greater than 75%, and air permeable effect is good, supporting layer order number is 10-20 order, and thickness is 0.4mm to 1.2mm.
A kind of degradable screen window sandwich material that purifies air of the present invention, prepares the electrostatic spinning raw material components of electrostatic spinning nonwoven by PLA thermoplasticity degradation material and MnO 2catalyst, aromatic and radiationless property fluorescent material form, wherein MnO 2content is 0.5-3wt% (percentage by weight), and fragrance level and fluorescent material content are 0.05-2wt%.
A kind of degradable screen window sandwich material that purifies air of the present invention, described MnO 2content is 0.5-3wt%, MnO 2particle size range is 1000-10000 order, can PARA FORMALDEHYDE PRILLS(91,95) etc. poisonous organic matter carry out adsorption-decomposition function.Through experimental verification MnO 2when content is 1wt%, catalytic purification formaldehyde fiber catalytic efficiency is the highest, and through 6h catalytic purification, formaldehyde clearance can reach 98.84%.
A kind of degradable screen window sandwich material that purifies air of the present invention, described fragrance level is 0.05-2wt%, particle size range is 1000-10000 order, the fiber that the spins fragrance of can overflowing lastingly, the inconvenience of having avoided frequent perfumes to bring, save manpower financial capacity, be particularly useful for the more public place of the stream of people.
A kind of degradable screen window sandwich material that purifies air of the present invention, described fluorescent material content is 0.05-2wt%, particle size range is 1000-10000 order, can at night, send fluorescence, can play the effect of beautifying, and also can indicate orientation for people.
A kind of degradable screen window sandwich material that purifies air of the present invention, thermoplastic polymer for the preparation of superfine fibre, can be PLA degradable environment-friendly material, fibre can normally be used 2-3, after discarding, in soil or seawater, through microbial action, can be decomposed into carbon dioxide and water.
A kind of degradable screen window sandwich material that purifies air of the present invention, the fibrous material being made by electrostatic spinning itself is electrically charged, can effectively adsorb fine particle around.
A kind of degradable screen window sandwich material that purifies air of the present invention, process implementing is high, can add as required function additive, and making filtering material can combine together with existing screen window, also can be used as the filter membrane of air-conditioning or other filter plants, efficiently convenient.
Accompanying drawing explanation
Fig. 1 is a kind of degradable screen window sandwich material scheme of installation that purifies air of the present invention.
In figure: 1-supporting layer, 2-electrostatic spinning nonwoven.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described further:
A kind of degradable screen window sandwich material that purifies air of the present invention, electrostatic spinning nonwoven 2 is placed between two-layer supporting layer 1, its fibre diameter is 500nm-5 μ m, pore diameter range is 300nm-30 μ m, thickness is 20 μ m-2mm, can effectively to PM2.5, tackle, and porosity is greater than 75%, be conducive to ventilatively, supporting layer order number is 10-20 order.
A kind of degradable screen window sandwich material that purifies air of the present invention, its electrostatic spinning raw material is by PLA thermoplasticity degradation material, MnO 2catalyst, aromatic and radiationless property fluorescent material form.MnO wherein 2content is 0.5-3wt%, and fragrance level is 0.05-2wt%, and fluorescent material content is 0.05-2wt%, and particle size range is 1000-10000 order, is conducive to like this additive and is scattered in fiber and is unlikely to fibre-coated.
A kind of degradable screen window sandwich material that purifies air of the present invention, its preparation technology is as follows: by PLA pellet, MnO 2catalyst, aromatic and radiationless property fluorescent material are pressed after the proportioning blend of 98wt%, 1wt%, 0.5wt%, 0.5wt%, with self-control melt electrostatic spinning device, carry out spinning, wherein battery lead plate is apart from receiving pole plate 120mm, voltage 65Kv, melt flow 380g/h, can make the fiber of fiber diameter 800nm.The electrostatic spinning nonwoven making is placed in the middle of existing netted screen window supporting layer, is made into PM2.5 and filters screen window, this screen window can reach to the particle of PM2.5 85% filter efficiency.

Claims (5)

1. the degradable screen window sandwich material that purifies air, is characterized in that: mainly supporting layer and electrostatic spinning nonwoven, consist of, supporting layer has two-layer, described electrostatic spinning nonwoven is placed between two-layer supporting layer.
2. a kind of degradable screen window sandwich material that purifies air according to claim 1, it is characterized in that: the fiber diameter range of electrostatic spinning nonwoven is 500nm-5 μ m, pore diameter range is 300nm-30 μ m, thickness is 20 μ m-2mm, porosity is greater than 75%, supporting layer order number is 10-20 order, and thickness is 0.4mm to 1.2mm.
3. a kind of degradable screen window sandwich material that purifies air according to claim 1, is characterized in that: process the electrostatic spinning raw material of described electrostatic spinning nonwoven by PLA thermoplasticity degradation material, MnO 2in catalyst, aromatic and radiationless property fluorescent material, form.
4. a kind of degradable screen window sandwich material that purifies air according to claim 3, is characterized in that: described MnO 2content is 0.5-3wt%, and particle size range is 1000-10000 order; Described fragrance level is 0.05-2wt%, and particle size range is 1000-10000 order; Described fluorescent material content is 0.05-2wt%, and particle size range is 1000-10000 order.
5. a kind of degradable screen window sandwich material that purifies air according to claim 4, is characterized in that: described MnO 2content is 1wt%.
CN201310712418.0A 2013-12-20 2013-12-20 Degradable interlayer material for screen window capable of purifying air Pending CN103691206A (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104524864A (en) * 2015-01-15 2015-04-22 北京工业大学 Method for preparing material for adsorptive purification of PM2.5
CN104912470A (en) * 2015-06-11 2015-09-16 王一涵 Window screen with dust particle filtering function
CN105042704A (en) * 2015-05-05 2015-11-11 南通百博丝纳米科技有限公司 Filtering net of nanofiber membrane air purifier
CN105177854A (en) * 2015-06-25 2015-12-23 杭州金百合非织造布有限公司 Honeycomb-type air filtration yarn for doors and windows
CN105220349A (en) * 2015-11-03 2016-01-06 江苏聚杰微纤纺织科技集团有限公司 A kind of functional superfine fibre is through compiling haze screen window fabric and preparation method thereof
CN105275370A (en) * 2015-09-22 2016-01-27 湖州优谷农业科技有限公司 Anti-haze window gauze and manufacturing method thereof
CN106582114A (en) * 2016-12-30 2017-04-26 东华大学 Preparation method of air filtering material capable of releasing fragrance
CN106853705A (en) * 2016-12-06 2017-06-16 太仓大唐化纤厂 A kind of fragrant degradable nonwoven fabrics
CN107605387A (en) * 2017-08-17 2018-01-19 东华大学 A kind of antiultraviolet nanofiber composite window screen and preparation method thereof
CN107789902A (en) * 2016-09-07 2018-03-13 江苏瑞丰科技实业有限公司 Nano-composite fiber PM2.5 electrostatic screen materials

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CN2622365Y (en) * 2003-06-04 2004-06-30 陕西师范大学 Nano light catalyzed sterilizing self-cleaning screen window
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US20050159058A1 (en) * 2003-12-23 2005-07-21 Philippe Christou Mesh suitable for use as a light attenuating screen and method for making the same
CN2780954Y (en) * 2004-08-12 2006-05-17 陈胜民 Dust-proof netting of screen window
US20110192553A1 (en) * 2010-02-05 2011-08-11 Holger Kliesch Multilayer polyester film with high optical density with a total thickness of max. 60 µm with two white outer layers and a carbon-black containing base layer
CN103212308A (en) * 2012-08-01 2013-07-24 上海市凌桥环保设备厂有限公司 Polytetrafluoroethylene millipore membrane for purifying PM2.5

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CN2488510Y (en) * 2001-08-02 2002-05-01 顺德市阿波罗环保器材有限公司 Sterilisation and deodorisation air filtering net
CN2622365Y (en) * 2003-06-04 2004-06-30 陕西师范大学 Nano light catalyzed sterilizing self-cleaning screen window
CN1565634A (en) * 2003-06-17 2005-01-19 万金华 Air in step purifying and disinfecting system for disinfecting internally with human existence externally
US20050159058A1 (en) * 2003-12-23 2005-07-21 Philippe Christou Mesh suitable for use as a light attenuating screen and method for making the same
CN2780954Y (en) * 2004-08-12 2006-05-17 陈胜民 Dust-proof netting of screen window
US20110192553A1 (en) * 2010-02-05 2011-08-11 Holger Kliesch Multilayer polyester film with high optical density with a total thickness of max. 60 µm with two white outer layers and a carbon-black containing base layer
CN103212308A (en) * 2012-08-01 2013-07-24 上海市凌桥环保设备厂有限公司 Polytetrafluoroethylene millipore membrane for purifying PM2.5

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104524864B (en) * 2015-01-15 2016-03-09 北京工业大学 The preparation method of the material of a kind of adsorption cleaning PM2.5
CN104524864A (en) * 2015-01-15 2015-04-22 北京工业大学 Method for preparing material for adsorptive purification of PM2.5
CN105042704A (en) * 2015-05-05 2015-11-11 南通百博丝纳米科技有限公司 Filtering net of nanofiber membrane air purifier
CN104912470A (en) * 2015-06-11 2015-09-16 王一涵 Window screen with dust particle filtering function
CN104912470B (en) * 2015-06-11 2016-09-07 王一涵 A kind of screen window with micronic dust filtering function
CN105177854A (en) * 2015-06-25 2015-12-23 杭州金百合非织造布有限公司 Honeycomb-type air filtration yarn for doors and windows
CN105177854B (en) * 2015-06-25 2017-09-12 杭州金百合非织造布有限公司 Cellular door and window air filtration yarn
CN105275370A (en) * 2015-09-22 2016-01-27 湖州优谷农业科技有限公司 Anti-haze window gauze and manufacturing method thereof
CN105275370B (en) * 2015-09-22 2017-12-12 盐城市金良窗饰有限公司 A kind of haze window screening and preparation method thereof
CN105220349A (en) * 2015-11-03 2016-01-06 江苏聚杰微纤纺织科技集团有限公司 A kind of functional superfine fibre is through compiling haze screen window fabric and preparation method thereof
CN107789902A (en) * 2016-09-07 2018-03-13 江苏瑞丰科技实业有限公司 Nano-composite fiber PM2.5 electrostatic screen materials
CN106853705A (en) * 2016-12-06 2017-06-16 太仓大唐化纤厂 A kind of fragrant degradable nonwoven fabrics
CN106582114A (en) * 2016-12-30 2017-04-26 东华大学 Preparation method of air filtering material capable of releasing fragrance
CN106582114B (en) * 2016-12-30 2019-04-09 东华大学 A kind of preparation method of the air filting material of releasable fragrance
CN107605387A (en) * 2017-08-17 2018-01-19 东华大学 A kind of antiultraviolet nanofiber composite window screen and preparation method thereof
CN107605387B (en) * 2017-08-17 2020-10-30 东华大学 Ultraviolet-proof nanofiber composite screen window and preparation method thereof

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Application publication date: 20140402