CN204147660U - A kind of middle high temperature non-weaving cloth top layer adds the filtering material of metalized fibers - Google Patents
A kind of middle high temperature non-weaving cloth top layer adds the filtering material of metalized fibers Download PDFInfo
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- CN204147660U CN204147660U CN201420529382.2U CN201420529382U CN204147660U CN 204147660 U CN204147660 U CN 204147660U CN 201420529382 U CN201420529382 U CN 201420529382U CN 204147660 U CN204147660 U CN 204147660U
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Abstract
The utility model discloses the filtering material that a kind of middle high temperature non-weaving cloth top layer adds metalized fibers, comprise Ji Bu and the top layer set by upper and lower two surfaces of base cloth, inside, described top layer is provided with metalized fibers silk section, described metalized fibers silk section comprises filament section and the plating metal level at the whole outer surface of filament section, described filament section be aramid fiber, polytetrafluoroethylene fibre, polyimide fiber, polyphenylene sulfide fibre, glass fibre, basalt fibre one or more.Described metal level is one or more in nickel, silver, titanium, chromium.Described top layer or base cloth be aramid fiber, polytetrafluoroethylene fibre, polyimide fiber, polyphenylene sulfide fibre, glass fibre, basalt fibre one or more.Antistatic filtering material prepared by the utility model, has the advantages such as sheet resistance is low, uniformity good, high temperature resistant, adhesion is good, can be used for the middle high-temperature bag dust removal in the fields such as waste incineration, thermal power generation, cement, iron and steel, chemical industry, metallurgy.
Description
Technical field
The utility model relates to fabrics for industrial use, and specifically a kind of middle high temperature non-weaving cloth top layer adds the filtering material of metalized fibers.
Background technology
In the industrial circles such as petrochemical industry, smelting iron and steel, coal-burning power plant, waste incineration, cement, the flue dust that process portion produces has the features such as flammable, explosive, high temperature, use process in due to dust and dust, rubbing between dust and filtrate easily produces a large amount of electrostatic, as can not be in time electric charge eliminated, fire or explosion accident will be produced.The flue dust of high temperature is then had higher requirement to the use of filtering material.Along with science and technology and the development of modern crafts, people also more and more pay attention to the aspect such as air quality, personal protection, therefore, need to use high-temperature-resistant antistatic filtering material to process flue dust.
Existing antistatic filtering material generally has following 3 kinds, (1) chemical fibre and stainless steel fibre mixing acupuncture, (2) chemical fibre and conductive fiber mixing acupuncture, (3) add antistatic agent in filtering material, wherein, (1) there is the shortcomings such as production procedure length, complex process, lack of homogeneity in method; (2), (3) there is the shortcomings such as antistatic performance instability, decay is fast, sheet resistance is bigger than normal in method.
The domestic and international research about antistatic filtering material is less at present, patent of invention (201310119167.5) provides a kind of Anti-static polytetrafluoroethylfilter filter bag and preparation method thereof, the method base cloth twists Split Down by polytetrafluoroethylfilament filament and stainless steel fibre, weave mutually form by warp, latitude, be coated with nonwoven layers at the upper and lower surface of Ji Bu, its electrostatic-proof function layer is different from this patent.Utility model patent (201120341764.9) provides a kind of antistatic blending filter felt, what this filter felt comprised conductive fiber and the blending of polyacrylonitrile fibre cross lapping meets knoisphere, the base cloth layer of polyacrylonitrile fibre long filament braiding and the bottom of polyacrylonitrile fibre cross lapping, and its electrostatic-proof function layer is different from this patent.
Utility model content
The purpose of this utility model is to provide a kind of middle high temperature non-weaving cloth top layer to add the filtering material of metalized fibers, and sheet resistance is low, uniformity good, adhesion is good.
In order to reach above-mentioned purpose, the utility model have employed following technical scheme, a kind of middle high temperature non-weaving cloth top layer adds the filtering material of metalized fibers, comprise Ji Bu and the top layer set by upper and lower two surfaces of base cloth, inside, described top layer is provided with metalized fibers silk section, described metalized fibers silk section comprises filament section and the plating metal level at the whole outer surface of filament section, described filament section be aramid fiber, polytetrafluoroethylene fibre, polyimide fiber, polyphenylene sulfide fibre, glass fibre, basalt fibre one or more.
Described metal level is one or more in nickel, silver, titanium, chromium.
Described top layer or base cloth be aramid fiber, polytetrafluoroethylene fibre, polyimide fiber, polyphenylene sulfide fibre, glass fibre, basalt fibre one or more.
Compared to prior art, the utility model has following beneficial effect:
(1) the antistatic filtering material of prior art generally adopts chemical fibre and stainless steel fibre, conductive fiber blending woven to form, the method production procedure length, complex process, operability is poor, sheet resistance is bigger than normal, lack of homogeneity, chemical fiber filament after the plating metal that the utility model adopts, compared with the conventional conductive fibers such as stainless steel fibre, pliability is better, there are better compatibility and adhesion with non-weaving cloth top layer raw material, improve the service life of antistatic filtering material functional layer.
(2) the antistatic filtering material of prior art plays anti-static electrification by the conductive fiber of blending, the utility model is by the chemical fiber filament after non-eedle-punched non-wovens top layer adds plating metal, when reaching like product similar face resistance, the amount of metal of consumption is low, reduces cost.
(3) the utility model selects high-temperature fibre non-weaving cloth, the high temperature resistant chemical fiber filament of surperficial plating metal level is mixed with non-weaving cloth top layer raw material, meet the instructions for use of antistatic filtering material under middle hot conditions, widen the application of antistatic filtering material.
Antistatic filtering material prepared by the utility model, has the advantages such as sheet resistance is low, uniformity good, high temperature resistant, adhesion is good, can be used for the middle high-temperature bag dust removal in the fields such as waste incineration, thermal power generation, cement, iron and steel, chemical industry, metallurgy.
Accompanying drawing explanation
Fig. 1 is the longitudinal profile schematic diagram that in the utility model embodiment, middle high temperature non-weaving cloth top layer adds the filtering material of metalized fibers.
Fig. 2 is the horizontal section schematic diagram that in the utility model embodiment, middle high temperature non-weaving cloth top layer adds the filtering material of metalized fibers.
In Fig. 1 and Fig. 2,1-base cloth, 2-top layer, the lines of random distribution in top layer and round dot are the metalized fibers after cutting off.
Detailed description of the invention
Relevant detailed description of the present utility model and technology contents, coordinate accompanying drawing to be described as follows, but accompanying drawing only provides with reference to the use with explanation, is not used for being limited the utility model.
With reference to accompanying drawing 1-2, a kind of middle high temperature non-weaving cloth top layer adds the filtering material of metalized fibers, comprise base cloth 1 and the top layer 2 set by upper and lower two surfaces of base cloth, inside, described top layer is provided with metalized fibers silk section, described metalized fibers silk section comprises filament section and the plating metal level at the whole outer surface of filament section, described filament section be aramid fiber, polytetrafluoroethylene fibre, polyimide fiber, polyphenylene sulfide fibre, glass fibre, basalt fibre one or more.Described metal level is one or more in nickel, silver, titanium, chromium.Described top layer or base cloth be aramid fiber, polytetrafluoroethylene fibre, polyimide fiber, polyphenylene sulfide fibre, glass fibre, basalt fibre one or more.
Embodiment 1:
(1) by aramid fiber long filament drying and processing 24h under 80 DEG C of conditions;
(2) aramid fiber long filament is carried out physical oil-removing, and under making oil removal process be in the ultrasound field effect of 40kHz, the oil removing time is 50min;
(3) carry out plasma pre-treatment by through step aramid fiber long filament (2), the processing time is 40min;
(4) adopt chemical plating method, by through step aramid fiber long filament (3), plating layer of metal nickel, plating layer thickness 0.1 μm;
(5) cut off through step aramid fiber long filament (4), shearing length is 38mm;
By through step aramid fiber long filament (5) and fiberglass non-woven cloth top layer raw material in mass ratio for=10%:90% mixes, through operations such as shredding, combing, one-tenth net, middle Jia Jibu, acupuncture, sizings, prepare antistatic filtering material.
Embodiment 2:
(1) by polyimide fiber long filament drying and processing 48h under 120 DEG C of conditions;
(2) polyimide fiber long filament is carried out physical oil-removing, and under making oil removal process be in the ultrasound field effect of 20kHz, the oil removing time is 60min;
(3) carry out corona pre-treatment by through step polyimide fiber long filament (2), the processing time is 60min;
(4) adopt vacuum deposition method, by through step polyimide fiber long filament (3), plating layer of metal silver, plating layer thickness 0.05 μm;
(5) cut off through step polyimide fiber long filament (4), shearing length is 65mm;
By through step polyimide fiber long filament (5) and polyimide fiber non-weaving cloth top layer raw material in mass ratio for=30%:70% mixes, through operations such as shredding, combing, one-tenth net, middle Jia Jibu, acupuncture, sizings, prepare antistatic filtering material.
Embodiment 3:
(1) by aramid fiber long filament drying and processing 36h under 100 DEG C of conditions;
(2) aramid fiber long filament is carried out physical oil-removing, and under making oil removal process be in the ultrasound field effect of 90kHz, the oil removing time is 30min;
(3) carry out ion gun pre-treatment by through step aramid fiber long filament (2), the processing time is 20min;
(4) adopt physical gas-phase deposite method, by through step aramid fiber long filament (3), plating layer of metal silver and nickel, plating layer thickness 1 μm;
(5) cut off through step aramid fiber long filament (4), shearing length is 51mm;
By through step aramid fiber long filament (5) with polytetrafluoroethylene fibre, polyphenylene sulfide fibre mixing non-weaving cloth top layer raw material being in mass ratio=20%:60%:20% mixes, through operations such as shredding, combing, one-tenth net, middle Jia Jibu, acupuncture, sizings, prepare antistatic filtering material.
The foregoing is only preferred embodiment of the present utility model, be not used to limit the scope of the claims of the present utility model, other use the equivalence of patent spirit of the present utility model to change, and all should all belong to the scope of the claims of the present utility model.
Claims (2)
1. high temperature non-weaving cloth top layer adds the filtering material of metalized fibers in one kind, comprise Ji Bu and the aramid fiber set by upper and lower two surfaces of base cloth, polytetrafluoroethylene fibre, polyimide fiber, polyphenylene sulfide fibre, glass fibre, one or more non-weaving cloth top layers of basalt fibre, it is characterized in that, inside, described top layer is provided with metalized fibers silk section, described metalized fibers silk section comprises filament section and the plating metal level at the whole outer surface of filament section, described filament section is aramid fiber, polytetrafluoroethylene fibre, polyimide fiber, polyphenylene sulfide fibre, glass fibre, basalt fibre one or more.
2. a kind of middle high temperature non-weaving cloth top layer according to claim 1 adds the filtering material of metalized fibers, and it is characterized in that, described metal level is nickel, silver, titanium or chromium metal level.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420529382.2U CN204147660U (en) | 2014-09-15 | 2014-09-15 | A kind of middle high temperature non-weaving cloth top layer adds the filtering material of metalized fibers |
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| CN201420529382.2U CN204147660U (en) | 2014-09-15 | 2014-09-15 | A kind of middle high temperature non-weaving cloth top layer adds the filtering material of metalized fibers |
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| CN204147660U true CN204147660U (en) | 2015-02-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109011842A (en) * | 2018-08-24 | 2018-12-18 | 河南省安克林滤业有限公司 | A kind of filter cotton and preparation method thereof for high-speed EMUs PM2.5 air cleaning |
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2014
- 2014-09-15 CN CN201420529382.2U patent/CN204147660U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109011842A (en) * | 2018-08-24 | 2018-12-18 | 河南省安克林滤业有限公司 | A kind of filter cotton and preparation method thereof for high-speed EMUs PM2.5 air cleaning |
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