CN105920920A - Novel filter-net producing technology based on graphene material - Google Patents
Novel filter-net producing technology based on graphene material Download PDFInfo
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- CN105920920A CN105920920A CN201610361534.6A CN201610361534A CN105920920A CN 105920920 A CN105920920 A CN 105920920A CN 201610361534 A CN201610361534 A CN 201610361534A CN 105920920 A CN105920920 A CN 105920920A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
- B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2055—Carbonaceous material
- B01D39/2058—Carbonaceous material the material being particulate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0028—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions provided with antibacterial or antifungal means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/10—Filtering material manufacturing
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- 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
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
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- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Filtering Materials (AREA)
Abstract
The invention provides a novel filter-net producing technology based on a graphene material. The novel filter-net producing technology includes the steps of selecting nanometer-scale graphene particles, ultrasonic stirring melting, high-pressure-gun spray melting and drying and forming. By means of the novel filter net produced with the technology based on the graphene material, the problems that the dust holding capacity (CCM value) is small, and a filter material is quick in attenuation are solved, the novel filter net is a high-performance filter material which is high in capacity and slow in attenuation, and organic hazardous substances in air can be thoroughly adsorbed and eliminated.
Description
Technical field
The present invention relates to industrial production technology field, particularly relate to a kind of based on grapheme material novel filter net manufacture craft.
Background technology
It is known that " alkene border " air purifying process is a kind of air purifying process of new generation grapheme material and filtering technique combined.
Graphene relies on structure and the physical and chemical performance of its uniqueness in recent years, have become as " the new trump " in air treating field, grapheme material can and organic pollution between produce strong complex reaction, play good adsorption effect, bacterium directly can also be killed, fundamentally administer air ambient.
The problems such as at present grapheme material has been applied to remove the air pollutants such as formaldehyde, but current product there is problems in that filtering material dust containing capacity little (CCM value), and filtering material decay is fast, and Organic Hazardous Compounds in elimination air is the most thorough.
Summary of the invention
The technical problem to be solved in the present invention is for the weak point existing for prior art, there is provided a kind of based on grapheme material novel filter net manufacture craft, utilize what this technique made to overcome filtering material dust containing capacity little (CCM value) based on grapheme material novel filter net, the problem that filtering material decay is fast, it is that a kind of capacity is high, decay slow high-performance filter material, the Organic Hazardous Compounds that can thoroughly adsorb and eliminate in air.
A kind of based on grapheme material novel filter net manufacture craft, including the choosing of nanoscale graphite alkene particle, ultrasonic agitation is melted, High Pressure Gun spray fusing and drying and moulding.
As preferably, choosing of described nanoscale graphite alkene particle: choose the graphene powder particle of a diameter of 5-10 nanometer, by graphene nano particle, antioxidant and the hydrosol by weight 10:1:1 proportioning.
As preferably, described ultrasonic agitation melts: by graphene nano particle, antioxidant and the hydrosol by weight after 10:1:1 proportioning, mechanically it is compound to together through ultrasonic agitation at 30 DEG C, is warming up to 300 DEG C and makes mixture melt, make nano-graphene material.
As preferably, described High Pressure Gun spray fusing: before carrying out High Pressure Gun spray fusing, first choose the hollow three-dimensional polypropylene fibrous material that fineness is 3D-7D, without grapheme material directly essence shredding, combing shaping fine fiber layer base material.
As preferably, when essence shredding, combing thickness account for form whole HEPA filter screen fine fiber layer base material single page thickness 20%, start to spray nano-graphene material, HEPA filter screen fine fiber layer base material single page thickness 0.1 ~ 1.5mm after essence shredding, combing and combing.
As preferably, after the shredding of described essence, combing thickness account for the 20% of the whole HEPA filter screen fine fiber layer base material single page thickness of composition, it is introduced on the reception device under melt-blown spinneret, the nano-graphene material prepared is put into solid-state aerosol type High Pressure Gun, and injection strong pressure is adjusted at 6-7KPa, and uniformly it is injected on fine fiber layer base material.
As preferably, base material and Graphene is made to interpenetrate, merge, to improve its dispersiveness in polypropylene material, graphene nano particle passes through fiber sheath under the promotion of pressure, uniformly being embedded in inner. layers gap, it is 15g/m that Graphene to reach shared grapheme material novel filter net part by weight2。
As preferably, described drying and moulding: make the Graphene fine fiber layer base material that thickness is 0.1 ~ 1.5mm according to using product requirement, it is processed to form Graphene HEPA screen pack again through MULTILAYER COMPOSITE, finally being placed on 40 DEG C of vacuum drying chambers, to be dried 24h dried, form it into the composite filter material of the doped graphene nano material with a large amount of cavity, i.e. HEPA filter mesh layer.
As preferably, invention filter material accumulation purge amount CCM is: M particulate matter >=9000/mg.
As preferably, radial fragmentation intensity 500N/cm.
Beneficial effects of the present invention:
Nanoscale graphite alkene is made to be distributed in uniformly among fine fiber layer, the maximized characteristic that make use of nanoscale graphite alkene；Greatly improve intensity and the toughness of composite so that the performance of composite is greatly improved.
Through overtesting, screen pack of the present invention is the material that in current filter material, intensity is higher, its radial fragmentation intensity 500N/cm, and it has again good elasticity simultaneously, and stretch range can reach the 20% of own dimensions.
Graphene has bigger theoretical specific surface area, ink alkene material novel filter net of the present invention, its graphene uniform permeates in filter screen substrate gap, make filter screen fibre composition have the biggest specific surface area and have a lot of microcellular structure above, therefore have higher adsorption effect compared with traditional filtering material.
According to standard GB/T/T18801-2015, above-mentioned filter screen has been carried out the test of particulate matter accumulation purge amount CCM, with common material contrast, under comparable conditions, the accumulation purge amount CCM performance of material improves 18%, in laboratory conditions, drawing with specific soot dust granule thing for target contaminant test, filter material accumulation purge amount CCM of the present invention is: M particulate matter >=9000/mg.
Being a kind of high-performance filter material decaying slow, capacity is high, and common filter material accumulation purge amount CCM value is: M particulate matter≤8000/mg, and therefore under general environment, filter screen of the present invention uses duration substantially to increase.
Accompanying drawing explanation
Fig. 1 is present invention process chart based on grapheme material novel filter net manufacture craft.
Detailed description of the invention
For purposes of illustration only, below in conjunction with the accompanying drawings, to elaborating based on grapheme material novel filter net manufacture craft of invention.
As shown in fig. 1, the technical solution of the present invention is to provide following a kind of based on grapheme material novel filter net manufacture craft, and including the choosing of nanoscale graphite alkene particle, ultrasonic agitation is melted, High Pressure Gun spray fusing and drying and moulding.
1, the choosing of nanoscale graphite alkene particle:
Choose the graphene powder particle of a diameter of 5-10 nanometer, by graphene nano particle, antioxidant and the hydrosol by weight 10:1:1 proportioning.
2, ultrasonic agitation melts:
By graphene nano particle, antioxidant and the hydrosol by weight after 10:1:1 proportioning, mechanically it is compound to together through ultrasonic agitation at 30 DEG C, is warming up to 300 DEG C and makes mixture melt, make nano-graphene material.
3, High Pressure Gun spray fusing:
Before carrying out High Pressure Gun spray fusing, first choose the hollow three-dimensional polypropylene fibrous material that fineness is 3D-7D, without grapheme material directly essence shredding, combing shaping fine fiber layer base material, when essence shredding, combing thickness account for form whole HEPA filter screen fine fiber layer base material single page thickness 20%, start to spray nano-graphene material, HEPA filter screen fine fiber layer base material single page thickness 0.1 ~ 1.5mm after essence shredding, combing and combing.
Essence shredding, after combing thickness accounts for the 20% of the whole HEPA filter screen fine fiber layer base material single page thickness of composition, it is introduced on the reception device under melt-blown spinneret, the nano-graphene material prepared is put into solid-state aerosol type High Pressure Gun, and injection strong pressure is adjusted at 6-7KPa, and be uniformly injected on fine fiber layer base material, base material is interpenetrated with Graphene, merge, to improve its dispersiveness in polypropylene material, graphene nano particle passes through fiber sheath under the promotion of pressure, uniformly it is embedded in inner. layers gap, it is 15g/m that Graphene to reach shared grapheme material novel filter net part by weight2。
4, drying and moulding:
The Graphene fine fiber layer base material that thickness is 0.1 ~ 1.5mm is made according to using product requirement, it is processed to form Graphene HEPA screen pack again through MULTILAYER COMPOSITE, finally being placed on 40 DEG C of vacuum drying chambers, to be dried 24h dried, form it into the composite filter material of the doped graphene nano material with a large amount of cavity, i.e. HEPA filter mesh layer.
Filter material accumulation purge amount CCM of the present invention is: M particulate matter >=9000/mg, radial fragmentation intensity 500N/cm.
In the above-described embodiments, the preferred forms of the present invention is described, it is clear that; under the inventive concept of the present invention, still can make a lot of change, at this; it should be noted that any change made under the inventive concept of the present invention falls within protection scope of the present invention.
Claims (10)
1. A kind of based on grapheme material novel filter net manufacture craft, it is characterized in that: include the choosing of nanoscale graphite alkene particle, ultrasonic agitation is melted, High Pressure Gun spray fusing and drying and moulding.
2. According to claim 1 based on grapheme material novel filter net manufacture craft, it is characterized in that: choosing of described nanoscale graphite alkene particle: choose the graphene powder particle of a diameter of 5-10 nanometer, by graphene nano particle, antioxidant and the hydrosol by weight 10:1:1 proportioning.
3. According to claim 2 based on grapheme material novel filter net manufacture craft, it is characterized in that: described ultrasonic agitation melts: by graphene nano particle, antioxidant and the hydrosol by weight after 10:1:1 proportioning, mechanically it is compound to together through ultrasonic agitation at 30 DEG C, being warming up to 300 DEG C makes mixture melt, and makes nano-graphene material.
4. According to claim 3 based on grapheme material novel filter net manufacture craft, it is characterized in that: described High Pressure Gun spray fusing: before carrying out High Pressure Gun spray fusing, first choose the hollow three-dimensional polypropylene fibrous material that fineness is 3D-7D, without grapheme material directly essence shredding, combing shaping fine fiber layer base material.
5. According to claim 4 based on grapheme material novel filter net manufacture craft, it is characterized in that: when essence shredding, combing thickness account for form whole HEPA filter screen fine fiber layer base material single page thickness 20%, start to spray nano-graphene material, HEPA filter screen fine fiber layer base material single page thickness 0.1 ~ 1.5mm after essence shredding, combing and combing.
6. According to claim 5 based on grapheme material novel filter net manufacture craft, it is characterized in that: after the shredding of described essence, combing thickness account for the 20% of the whole HEPA filter screen fine fiber layer base material single page thickness of composition, it is introduced on the reception device under melt-blown spinneret, the nano-graphene material prepared is put into solid-state aerosol type High Pressure Gun, and injection strong pressure is adjusted at 6-7KPa, and uniformly it is injected on fine fiber layer base material.
7. According to claim 6 based on grapheme material novel filter net manufacture craft, it is characterized in that: make base material and Graphene interpenetrate, merge, to improve its dispersiveness in polypropylene material, graphene nano particle passes through fiber sheath under the promotion of pressure, uniformly being embedded in inner. layers gap, it is 15g/m that Graphene to reach shared grapheme material novel filter net part by weight2。
8. According to claim 7 based on grapheme material novel filter net manufacture craft, it is characterized in that: described drying and moulding: make, according to using product requirement, the Graphene fine fiber layer base material that thickness is 0.1 ~ 1.5mm, it is processed to form Graphene HEPA screen pack again through MULTILAYER COMPOSITE, finally being placed on 40 DEG C of vacuum drying chambers, to be dried 24h dried, form it into the composite filter material of the doped graphene nano material with a large amount of cavity, i.e. HEPA filter mesh layer.
9. According to claim 8 based on grapheme material novel filter net manufacture craft, it is characterized in that: invention filter material accumulation purge amount CCM is: M particulate matter >=9000/mg.
The most according to claim 8 based on grapheme material novel filter net manufacture craft, it is characterized in that: radial fragmentation intensity 500N/cm.
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| CN201610361534.6A CN105920920B (en) | 2016-05-27 | 2016-05-27 | One kind is based on grapheme material technology for making net filter |
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| CN201610361534.6A CN105920920B (en) | 2016-05-27 | 2016-05-27 | One kind is based on grapheme material technology for making net filter |
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| CN105920920B CN105920920B (en) | 2017-11-24 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185312A (en) * | 2017-06-06 | 2017-09-22 | 明光市裕阳农业有限公司 | A kind of preparation method of airstrainer |
| CN107803066A (en) * | 2017-12-06 | 2018-03-16 | 范鸣 | The splice type filtering material for air purifying of one kind of multiple combinations of materials |
| CN108050878A (en) * | 2017-11-27 | 2018-05-18 | 浙江兴益风机电器有限公司 | It is a kind of using graphene as the composition prescription and manufacturing process of the heat exchanger chip of matrix |
| CN108344078A (en) * | 2018-04-11 | 2018-07-31 | 东北大学 | The air circulation purification system and its control method of automatic periodic replacement strainer |
| CN109731413A (en) * | 2019-02-22 | 2019-05-10 | 常州兴烯石墨烯科技有限公司 | A kind of functionality graphene airstrainer and preparation method thereof |
| CN109812359A (en) * | 2017-11-21 | 2019-05-28 | 广州泓一生物科技有限公司 | A kind of automobile engine airstrainer and preparation method thereof with catalysis |
| CN109847480A (en) * | 2019-04-11 | 2019-06-07 | 安徽省利特环保技术有限公司 | A kind of bipolarity filter bag and its manufacture craft |
| CN110585803A (en) * | 2019-09-29 | 2019-12-20 | 江苏亿茂滤材有限公司 | Self-charging non-woven fabric for blowing loaded micro-nano particles and preparation method and application thereof |
| CN110964306A (en) * | 2018-09-29 | 2020-04-07 | 宁波方太厨具有限公司 | Preparation method of waterborne polyurethane conductive gel and air filter screen |
| CN111643985A (en) * | 2020-06-23 | 2020-09-11 | 北京大平咏道营销策划有限公司 | Low-wind-resistance filter screen manufacturing process based on graphene modified activated carbon material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107185312A (en) * | 2017-06-06 | 2017-09-22 | 明光市裕阳农业有限公司 | A kind of preparation method of airstrainer |
| CN109812359A (en) * | 2017-11-21 | 2019-05-28 | 广州泓一生物科技有限公司 | A kind of automobile engine airstrainer and preparation method thereof with catalysis |
| CN108050878A (en) * | 2017-11-27 | 2018-05-18 | 浙江兴益风机电器有限公司 | It is a kind of using graphene as the composition prescription and manufacturing process of the heat exchanger chip of matrix |
| CN108050878B (en) * | 2017-11-27 | 2019-10-18 | 浙江兴益风机电器有限公司 | Composition and manufacturing process of a graphene-based heat exchanger chip |
| CN107803066A (en) * | 2017-12-06 | 2018-03-16 | 范鸣 | The splice type filtering material for air purifying of one kind of multiple combinations of materials |
| CN108344078A (en) * | 2018-04-11 | 2018-07-31 | 东北大学 | The air circulation purification system and its control method of automatic periodic replacement strainer |
| CN110964306A (en) * | 2018-09-29 | 2020-04-07 | 宁波方太厨具有限公司 | Preparation method of waterborne polyurethane conductive gel and air filter screen |
| CN109731413A (en) * | 2019-02-22 | 2019-05-10 | 常州兴烯石墨烯科技有限公司 | A kind of functionality graphene airstrainer and preparation method thereof |
| CN109847480A (en) * | 2019-04-11 | 2019-06-07 | 安徽省利特环保技术有限公司 | A kind of bipolarity filter bag and its manufacture craft |
| CN110585803A (en) * | 2019-09-29 | 2019-12-20 | 江苏亿茂滤材有限公司 | Self-charging non-woven fabric for blowing loaded micro-nano particles and preparation method and application thereof |
| CN110585803B (en) * | 2019-09-29 | 2022-04-22 | 亿茂环境科技股份有限公司 | Self-charging non-woven fabric for blowing loaded micro-nano particles and preparation method and application thereof |
| CN111643985A (en) * | 2020-06-23 | 2020-09-11 | 北京大平咏道营销策划有限公司 | Low-wind-resistance filter screen manufacturing process based on graphene modified activated carbon material |
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| CN105920920B (en) | 2017-11-24 |
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