CN110141901A - A kind of filter screen with antioxygenic property - Google Patents
A kind of filter screen with antioxygenic property Download PDFInfo
- Publication number
- CN110141901A CN110141901A CN201910406468.3A CN201910406468A CN110141901A CN 110141901 A CN110141901 A CN 110141901A CN 201910406468 A CN201910406468 A CN 201910406468A CN 110141901 A CN110141901 A CN 110141901A
- Authority
- CN
- China
- Prior art keywords
- filter screen
- nano
- functional layer
- antioxygenic property
- coating
- 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.)
- Granted
Links
- 230000003026 anti-oxygenic effect Effects 0.000 title claims abstract description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 75
- 238000000576 coating method Methods 0.000 claims abstract description 51
- 239000011248 coating agent Substances 0.000 claims abstract description 49
- 239000002346 layers by function Substances 0.000 claims abstract description 43
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 38
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Inorganic materials O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 24
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 24
- 239000011159 matrix material Substances 0.000 claims abstract description 24
- 229920001661 Chitosan Polymers 0.000 claims abstract description 18
- 239000012530 fluid Substances 0.000 claims abstract description 9
- 229920002472 Starch Polymers 0.000 claims description 10
- 235000019698 starch Nutrition 0.000 claims description 10
- 239000008107 starch Substances 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 3
- 241000209094 Oryza Species 0.000 claims 2
- 235000007164 Oryza sativa Nutrition 0.000 claims 2
- 235000009566 rice Nutrition 0.000 claims 2
- 229910003978 SiClx Inorganic materials 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 9
- 238000000746 purification Methods 0.000 abstract description 5
- 230000003712 anti-aging effect Effects 0.000 abstract description 4
- 230000001954 sterilising effect Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 4
- 230000032683 aging Effects 0.000 description 4
- 230000003064 anti-oxidating effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 229920002101 Chitin Polymers 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 230000003115 biocidal effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 241000219094 Vitaceae Species 0.000 description 1
- 241000219095 Vitis Species 0.000 description 1
- 235000009754 Vitis X bourquina Nutrition 0.000 description 1
- 235000012333 Vitis X labruscana Nutrition 0.000 description 1
- 235000014787 Vitis vinifera Nutrition 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000006196 deacetylation Effects 0.000 description 1
- 238000003381 deacetylation reaction Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 235000021021 grapes Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
-
- 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
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0442—Antimicrobial, antibacterial, antifungal additives
-
- 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
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0471—Surface coating material
-
- 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
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1291—Other parameters
Abstract
The present invention relates to Material Fields, are related to a kind of filter screen with antioxygenic property, include filter screen matrix and antioxidant coating；The antioxidant coating is coated in filter screen matrix surface, the antioxidant coating is made of the first functional layer being successively set on filter screen matrix and the second functional layer, first functional layer is formed using chitosan solution coating, the principal component of the coating fluid of second functional layer be nano silica and nano-manganese dioxide, antioxidant coating with a thickness of 0.01 ~ 0.5 mm.Filter screen provided by the invention, anti-aging breakage performance is good, waterproof, sterilizing, purification NO2And O3。
Description
Technical field
The present invention relates to Material Fields, belong to environment-friendly materials equipment technical field, have antioxygen in particular to one kind
Change the filter screen of performance.
Background technique
In recent years, with the development of industry, economic prosperity, corresponding air dye is increasingly severe, air purifier, new
Also more more and more universal, the widely used efficient filter in these air cleaning units of use of the air cleaning units such as wind clearing machine
For high efficiency particle air filter, i.e. HEPA, such as Publication No. CN108371854A high efficiency particulate air disclosed on August 7th, 2018,
With efficient bacteria-eliminating efficacy, there is efficient adsorption capacity to PM2.5 and formaldehyde, but since HEPA is using a period of time
After can aging, embrittlement fall off, influence its service life and effect.
Silica chemistry is more stable, usually manufacture glass, quartz glass, waterglass, optical fiber, electronics
The important component of industry, optical instrument, craftwork and refractory material raw material, be the important materials of scientific research, while can be through
By temperature great change, the performances such as acidproof, resistance to oxidation.
Chitosan is that the chitin (chitin) being widely present by nature is obtained by deacetylation.Cause
With the advantages performance such as microbic resolvability, antibiotic property and film forming, it is able to extensively in numerous areas such as medicine, food, chemical industry
Using.
Summary of the invention
Present invention aim to address the defects of the prior art, provide a kind of filter screen with antioxygenic property, effectively
Strainer aging damaging problem is solved, while there is waterproof, sterilizing, purification NO2And O3。
The technical scheme adopted by the invention is that:
A kind of filter screen with antioxygenic property includes filter screen matrix and antioxidant coating；The antioxidant coating coating
In filter screen matrix surface, the antioxidant coating is by the first functional layer and the second function that are successively set on filter screen matrix
Layer composition, first functional layer are formed using chitosan solution coating, the principal component of the coating fluid of the second functional layer
For nano silica and nano-manganese dioxide, antioxidant coating with a thickness of 0.01 ~ 0.5 mm.
In above scheme, it is coated with two layers of coatings on the surface of filter screen matrix, one layer uses chitosan layer, is conducive to
The antibiotic property of filter screen is improved, another layer of mixed liquor using nano silica and nano-manganese dioxide improves ageing resistance
Can, combined anti oxidation layer can also improve filter screen purification NO2And O3Ability.
The sequence of first functional layer and the second functional layer, although antibacterial, the effect of ageing resistance can be brought, application
People's discovery first coats the second functional layer on filter screen matrix, is coated with the first functional layer, and the entire anti oxidation layer of filter screen is easy
It falls off, it is easy to damage, thus loss of function.And this defect is just because of the sequence bring of two functional layers, the side of the application
After case is implemented, coating is secured.
Further preferably, antioxidant coating with a thickness of 0.1 ~ 0.3 mm.
Further preferably, antioxidant coating with a thickness of 0.1mm.
Preferably, the filter screen basic material has PP(polypropylene), PET(polyester resin), chemical fabric, non-woven fabrics,
One or more kinds of combinations of linen, nylon cloth.
Further preferred, filter screen basic material is selected as pp(polypropylene).
Preferably, the nano silica partial size is 10-500 nm.
Further preferred, the nano silica partial size is 10 ~ 100 nm.
Preferably, the nano-manganese dioxide partial size is 10-500 nm.
Further preferred, the nano-manganese dioxide partial size is 10 ~ 100 nm.
Preferably, the mass ratio of the chitosan and nano silica and nano-manganese dioxide is 5:1 ~ 1:
1, preferably chitosan and nano silica and nano-manganese dioxide hybrid particles mass ratio 2:1 ~ 1:1.
Preferably, the component of the second functional layer includes nano silica, nano-manganese dioxide, starch plastics.
It is long (generally when more than one month) using the time during second functional layer use, it may appear that part
It falls off, by being improved to component, after above-mentioned formula, the case where no local shedding.
Further, nano silica and nano-manganese dioxide mass ratio 2:1 ~ 1:1.
Further preferably, nano silica, nano-manganese dioxide, starch plastics mass ratio be 2:1:0.5 ~ 1:1:
0.5。
Preferably, 0.05 ~ 0.1mm of thickness of first functional layer.
Preferably, second functional layer with a thickness of 0.05 ~ 0.1 mm.
Preferably, the mass concentration of the chitosan solution is 10-45%.
Preferably, the mass concentration of the nano silica is 25-30%.
Preferably, the mass concentration of nano-manganese dioxide is lower than the concentration of nano silica, it is 10-20%.
It has been found that when filter screen basic material is selected as pp, nano silica and nano-manganese dioxide
Mass concentration within the above range, and the mass concentration of nano-manganese dioxide be lower than nano silica concentration when, filtering
The toughness of net increases, and anti-aging property is also more preferably.
By implementing above-mentioned technical proposal, the present invention has the advantage that filter screen provided by the invention, anti-aging breakage
Performance is good, waterproof, sterilizing, purification NO2And O3。
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, is not used to limit
The fixed present invention.
Embodiment 1:
A kind of filter screen with antioxygenic property (including is sequentially coated at filter screen base by filter screen matrix and anti oxidation layer
The first functional layer and the second functional layer on body).Filter screen matrix uses pp filter paper, and H13 grade, the first functional layer is with deacetylated
Chitin solution coatings obtain, and chitosan applies coating thickness 0.2mm, and the first functional layer is with nano silica and nanometer
Manganese dioxide mixed liquor is coated to obtain, coating thickness 0.3mm.Chitosan and nano silica and nano-silica
Changing violent mixture quality ratio is 1:1, and nano silica and nano-manganese dioxide mass ratio are 1:1, and nano silica is selected
VK-sp15, nano silica partial size select 15 nm, nano-manganese dioxide partial size be 30-50 nm, it is compound after filter screen do
Waviness is applied to the products such as air purifier, fresh air system, air-conditioning.
The filter screen is used in air purifier, in 30m3Room in test, measure it to NO2、O3, white grapes
Bacterium initial concentration is respectively 8.4mg/m3, 11.36mg/m3, 5.6*10^4 cfu/m3, NO is measured after a hour2、O3, white Portugal
Grape bacteria concentration is 0.11 mg/m3, 0.098mg/m3, 9 cfu/m3, removal rate is respectively 99.14%, 98.69%, 99.98%.
Embodiment 2:
A kind of filter screen with antioxygenic property includes filter screen matrix and antioxidant coating；The antioxidant coating coating
In filter screen matrix surface, filter screen matrix uses PET, and the antioxidant coating is by the first functional layer and the second functional layer group
At first functional layer is formed using chitosan solution coating with a thickness of 0.05 nm, chitosan solution
Mass concentration is 45%.The component of the coating fluid of second functional layer includes nano silica, nano-manganese dioxide, starch base modeling
Material, coating thickness are 0.95 nm.Nano silica partial size is 450-500 nm, mass concentration 25%；Nano-manganese dioxide
Partial size is 100-150 nm, mass concentration 20%, in coating fluid, nano silica and nano-manganese dioxide, starch plastics
Mass ratio 2:1:0.5.
Embodiment 3:
A kind of filter screen with antioxygenic property includes filter screen matrix and antioxidant coating；The antioxidant coating coating
In filter screen matrix surface, filter screen matrix uses PET, and the antioxidant coating is by the first functional layer and the second functional layer group
At first functional layer is formed using chitosan solution coating with a thickness of 0.1nm, the matter of chitosan solution
Measuring concentration is 10%.The component of the coating fluid of second functional layer includes nano silica, nano-manganese dioxide, starch plastics,
Coating thickness is 0.2 nm.Nano silica partial size is 50-100 nm, mass concentration 30%；Nano-manganese dioxide partial size is
350-400 nm, mass concentration 10%, in coating fluid, the quality of nano silica and nano-manganese dioxide, starch plastics
Compare 1:1:0.5.
Embodiment 4:
A kind of filter screen with antioxygenic property includes filter screen matrix and antioxidant coating；The antioxidant coating coating
In filter screen matrix surface, filter screen matrix uses PET, and the antioxidant coating is by the first functional layer and the second functional layer group
At first functional layer is formed using chitosan solution coating with a thickness of 0.15nm, chitosan solution
Mass concentration is 30%.The component of the coating fluid of second functional layer includes nano silica, nano-manganese dioxide, starch base modeling
Material, coating thickness 0.05nm.Nano silica partial size is 250-300 nm, mass concentration 25%；Nano-manganese dioxide grain
Diameter is 10-15 nm, mass concentration 15%, in coating fluid, the matter of nano silica and nano-manganese dioxide, starch plastics
Amount compares 2:1:0.5.
It should be noted that the above citing is only specific embodiments of the present invention.It is clear that the invention is not restricted to implement above
Example, acceptable there are many deformations.Those skilled in the art directly can export or associate from present disclosure
All deformations, be considered as protection scope of the present invention.
Comparative example 1:
A kind of filter screen, is not coated with any antioxidant coating, and filter screen matrix uses PP.
Comparative example 2:
A kind of filter screen with antioxygenic property, is with the difference of embodiment 1, is not coated with the second functional layer.
Comparative example 3:
A kind of filter screen with antioxygenic property, is with the difference of embodiment 1, the painting of the first functional layer and the second functional layer
Cloth sequence on filter screen matrix on the contrary, that is, be first coated with the second functional layer, then the first function is coated in the second functional layer
Layer.
Comparative example 4:
A kind of filter screen with antioxygenic property, is with the difference of embodiment 2, the mass concentration of nano silica partial size
It is 20%；The mass concentration of nano-manganese dioxide is 30%.
Correlated performance detection, testing result such as table are carried out to the obtained filter screen of above-described embodiment 1-4 and comparative example 1-4
1 and table 2.
Anti-aging property detection: GB9344-88 plastics xenon source exposure test method is referred to.
Sterilizing, purification NO2And O3Effect detection: the method for the inner description of reference implementation example 1.
The detection of anti oxidation layer dropping situations: filter screen, which is exposed to the sun, to be observed its surface in the sun and falls off area after 60 days.
Claims (10)
1. a kind of filter screen with antioxygenic property includes filter screen matrix and antioxidant coating；The antioxidant coating applies
Overlay on filter screen matrix surface, which is characterized in that the antioxidant coating is by the first function for being successively set on filter screen matrix
Ergosphere and the second functional layer composition, first functional layer are formed using chitosan solution coating, the second functional layer
The principal component of coating fluid be nano silica and nano-manganese dioxide, antioxidant coating with a thickness of 0.01 ~ 0.5 mm.
2. a kind of filter screen with antioxygenic property according to claim 1, which is characterized in that the chitosan
It is 5:1 ~ 1:1 with nano silica mass ratio.
3. a kind of filter screen with antioxygenic property according to claim 1, which is characterized in that the component of the second functional layer
Including nano silica, nano-manganese dioxide, starch plastics.
4. a kind of filter screen with antioxygenic property according to claim 1, which is characterized in that nano silica and receive
Rice manganese dioxide mass ratio 2:1 ~ 1:1.
5. a kind of filter screen with antioxygenic property according to claim 3, which is characterized in that nano silica is received
Rice manganese dioxide, starch plastics mass ratio be 2:1:0.5 ~ 1:1:0.5.
6. a kind of filter screen with antioxygenic property according to claim 1, which is characterized in that first functional layer
0.05 ~ 0.1mm of thickness.
7. a kind of filter screen with antioxygenic property according to claim 1, which is characterized in that second functional layer
With a thickness of 0.05 ~ 0.1 mm.
8. a kind of filter screen with antioxygenic property according to claim 1, which is characterized in that the chitosan
The mass concentration of solution is 10-45%.
9. a kind of filter screen with antioxygenic property according to claim 1 or 8, which is characterized in that the nano-silica
The mass concentration of SiClx is 25-30%.
10. a kind of filter screen with antioxygenic property according to claim 9, which is characterized in that nano-manganese dioxide
Mass concentration is lower than the concentration of nano silica, is 10-20%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910406468.3A CN110141901B (en) | 2019-05-15 | 2019-05-15 | Filter screen with oxidation resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910406468.3A CN110141901B (en) | 2019-05-15 | 2019-05-15 | Filter screen with oxidation resistance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110141901A true CN110141901A (en) | 2019-08-20 |
| CN110141901B CN110141901B (en) | 2021-06-01 |
Family
ID=67595659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910406468.3A Active CN110141901B (en) | 2019-05-15 | 2019-05-15 | Filter screen with oxidation resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110141901B (en) |
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|---|---|---|---|---|
| EP0223022A2 (en) * | 1985-11-13 | 1987-05-27 | MAN Technologie Aktiengesellschaft | Method for making soot filters |
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| EP0575038A1 (en) * | 1992-04-28 | 1993-12-22 | Matsushita Electric Industrial Co., Ltd. | Exhaust gas filter and method for making the same |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110141901B (en) | 2021-06-01 |
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