CN102995496B - Filter paper for gasoline filter and preparation method of filter paper - Google Patents
Filter paper for gasoline filter and preparation method of filter paper Download PDFInfo
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- CN102995496B CN102995496B CN201210426732.8A CN201210426732A CN102995496B CN 102995496 B CN102995496 B CN 102995496B CN 201210426732 A CN201210426732 A CN 201210426732A CN 102995496 B CN102995496 B CN 102995496B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract description 38
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000002002 slurry Substances 0.000 claims abstract description 21
- 239000000839 emulsion Substances 0.000 claims abstract description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000000835 fiber Substances 0.000 claims abstract description 16
- 239000003365 glass fiber Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 14
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 12
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical class O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002893 slag Substances 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims abstract description 6
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims abstract description 6
- 229920001732 Lignosulfonate Polymers 0.000 claims abstract description 6
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 6
- 239000002270 dispersing agent Substances 0.000 claims abstract description 6
- 239000010451 perlite Substances 0.000 claims abstract description 6
- 235000019362 perlite Nutrition 0.000 claims abstract description 6
- 229920000058 polyacrylate Polymers 0.000 claims abstract description 6
- 229920000193 polymethacrylate Polymers 0.000 claims abstract description 6
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 6
- 239000000741 silica gel Substances 0.000 claims abstract description 6
- 239000011734 sodium Substances 0.000 claims abstract description 6
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 6
- HCJLVWUMMKIQIM-UHFFFAOYSA-M sodium;2,3,4,5,6-pentachlorophenolate Chemical compound [Na+].[O-]C1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl HCJLVWUMMKIQIM-UHFFFAOYSA-M 0.000 claims abstract description 6
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims abstract description 6
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229920001610 polycaprolactone Polymers 0.000 claims abstract 3
- 239000004632 polycaprolactone Substances 0.000 claims abstract 3
- 239000007787 solid Substances 0.000 claims description 15
- 239000011268 mixed slurry Substances 0.000 claims description 12
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- 229920001296 polysiloxane Polymers 0.000 claims description 8
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
- 230000015556 catabolic process Effects 0.000 claims description 6
- 238000006731 degradation reaction Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- 238000005352 clarification Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- FWDBOZPQNFPOLF-UHFFFAOYSA-N ethenyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C=C FWDBOZPQNFPOLF-UHFFFAOYSA-N 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 3
- 229910021392 nanocarbon Inorganic materials 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000035699 permeability Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 abstract description 3
- -1 polyethylene Polymers 0.000 abstract description 2
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 abstract 2
- PFQYYLMLCJYJIF-UHFFFAOYSA-N 2,3-bis(2,3-dihydroxypropanoyloxy)propyl 2,3-dihydroxypropanoate Chemical compound C(C(O)CO)(=O)OCC(OC(C(O)CO)=O)COC(C(O)CO)=O PFQYYLMLCJYJIF-UHFFFAOYSA-N 0.000 abstract 1
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 239000004793 Polystyrene Substances 0.000 abstract 1
- BFXIKLCIZHOAAZ-UHFFFAOYSA-N methyltrimethoxysilane Chemical compound CO[Si](C)(OC)OC BFXIKLCIZHOAAZ-UHFFFAOYSA-N 0.000 abstract 1
- 229920000728 polyester Polymers 0.000 abstract 1
- 229920000573 polyethylene Polymers 0.000 abstract 1
- 229920002223 polystyrene Polymers 0.000 abstract 1
- 229910052814 silicon oxide Inorganic materials 0.000 abstract 1
- 239000001993 wax Substances 0.000 abstract 1
- 238000005470 impregnation Methods 0.000 description 4
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000000052 vinegar Substances 0.000 description 3
- 235000021419 vinegar Nutrition 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Paper (AREA)
- Filtering Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a filter paper for a gasoline filter and a preparation method of the filter paper. The filter paper comprises a composition A and a composition B in part by weight, wherein the composition A consists of slag slurry, polystyrene fiber, perlite, modified acrylic emulsion, methyl trimethoxy silane, glycerol triglycerate, dibutyl phthalate, zinc borate, pure acrylic emulsion, polyethylene wax, polycaprolactone, sodium polymethacrylate, lignosulfonate, modified water-soluble nano-scale silica sol; and the composition B consists of wood pulp, glass fiber, silica gel, modified talcum powder, ammonium polyacrylate, silicon oxide, glycerol, nano-calcium carbonate, sodium pentachlorophenate, poly-4-methyl-1-amylene, and dispersing agent MF. By using the slag slurry, polyester fiber, the wood pulp and the glass fiber synchronously as main materials, the filter paper is environment-friendly and scientific, the formula of raw materials is reasonable, the compatibility among various components is excellent, the strength, the toughness and the corrosion resistance are improved, the surface gloss is excellent, the filter paper has stable property indexes under the working conditions at normal temperature and high temperature, and has relatively good temperature resistance and filtering effects, the maximal aperture is 52 microns to 57 microns, the average aperture is 38 microns to 42 microns, and the air permeability of the formed paper is between 88L.m<2>.S and 903L.m<2>.S.
Description
Technical field
The present invention relates to automobile filter field, specifically a kind of gasoline filter filter paper and preparation method thereof.
Background technology
Cleaner is the important spare part of engine, it act as filtering and enters the particulate such as dust and mechanical admixture in the air of engine, diesel oil, machine oil, to reduce the wearing and tearing of Cylinder Liner Piston Ring in Engine, crankshaft link rod motion pair and high-pressure oil pump plunger matching parts, optimize the combustion process of engine, reduce the discharge of the organic pollutions such as carbon monoxide.
As the effective filter medium of one, filter paper is widely used in every field.Different according to the kinds of fibers of composition filter paper, performance, the purposes of filter paper are also different, have the ordinary filter paper for general occasion, under high temperature glass fiber filter paper, also have ultra-clean polypropylene filter paper etc.According to filter paper whether impregnation, two large classes can be divided into, i.e. impregnation filter paper and non-impregnation filter paper.Impregnation filter paper is divided into again solidification filter paper and uncured filter paper.
Along with improving constantly of filtering requirement, any requirement be all more and more difficult to by the fibrous filter paper of single on satisfied use, so arisen at the historic moment by the filter paper of multiple fiber combinations, the fiber that filter paper is commonly used in producing has wood fibre, chemical fibre, glass fibre etc.
Summary of the invention
The object of the present invention is to provide a kind of gasoline filter filter paper and preparation method thereof, the present invention adopts slag slurry, polyster fibre, wood pulp and glass fibre simultaneously as main material, environmental protection science, composition of raw materials is reasonable, each group partition inter-capacitive is good, intensity, toughness, corrosion resistance improve, surface gloss is good, stable performance indications are had under normal temperature and worst hot case, there is good resistance to gentle filter effect, its maximum diameter of hole 52-57 μm, average pore size 38-42 μm, become paper air permeability at 88-93L/m
2.S between.
The present invention adopts following technical scheme to achieve these goals:
Gasoline filter filter paper, the weight portion of its constitutive material is:
Composition A: vinegar 10-15, sodium polymethacrylate 1-2, lignosulfonates 0.7-0.9, modified soluble nano silicone colloidal sol 1-3 in slag slurry 50-60, polyster fibre 10-15, perlite 3-5, modified acrylic acid emulsion 0.8-1.2, MTMS 0.8-1.2, glycerol glycerinate 0.8-1.0, dibatyl phithalate 1.5-2.5, Firebrake ZB 1.0-1.5, pure-acrylic emulsion 0.4-0.6, Tissuemat E 0.1-0.3, poly-caproic acid.
Composition B: wood pulp 20-30, glass fibre 10-15, silica gel 2-4, modified talc powder 1-3, ammonium polyacrylate 0.8-1.2, silica 0.3-0.5, glycerol 0.1-0.3, nano-calcium carbonate 1-3, penta sodium pentachlorophenate 1.0-1.5, poly-4-methyl-1-pentene 0.4-0.6 and dispersing agent MF 0.3-0.5.
Gasoline filter filter paper, the weight portion of its constitutive material is:
Composition A: vinegar 12, sodium polymethacrylate 1.5, lignosulfonates 0.8, modified soluble nano silicone colloidal sol 2 in slag slurry 55, polyster fibre 12, perlite 4, modified acrylic acid emulsion 1, MTMS 1, glycerol glycerinate 0.9, dibatyl phithalate 2, Firebrake ZB 1.2, pure-acrylic emulsion 0.5, Tissuemat E 0.2, poly-caproic acid.
Composition B: wood pulp 25, glass fibre 12, silica gel 3, modified talc powder 2, ammonium polyacrylate 1, silica 0.4, glycerol 0.2, nano-calcium carbonate 2, penta sodium pentachlorophenate 1.2, poly-4-methyl-1-pentene 0.5 and dispersing agent MF 0.4.
The preparation method of gasoline filter filter paper, comprises the following steps:
(1) all raw materials in composition A and composition B are taken by the weight portion of constitutive material, pulper size degradation is put into respectively by after slag slurry, polyster fibre mixing, obtain the slurry that solid content is 4-6%, obtain mixed slurry A, pulper size degradation is put into by after wood pulp, glass fibre mixing, obtain the slurry that solid content is 4-6%, obtain mixed slurry B;
(2) in the mixed slurry A and mixed slurry B of step (1), add other raw materials of residue by the weight portion of constitutive material respectively, obtain composition A and composition B respectively, then blend compositions A and composition B, is heated to 70-80 DEG C; After fluffer is discongested, then defibrination, after defibrination, gained slurry is sized mixing through adding water, conveniently paper technology copy paper to solid content 2-3%, shaping squeezing, is drying to obtain.
Described modified acrylic acid emulsion preparation method, for add 4-5% magnetic, 3-5% aluminium oxide in acrylic emulsion, is mixed and heated to 70-80 DEG C, cools and get final product after 30-40 minute.
The preparation method of described modified soluble nano silicone colloidal sol, for water-soluble nanoscale silica sol is added 4-5% nano-carbon powder, 3-5% iron oxide, is mixed and heated to 70-80 DEG C, and after 30-40 minute, cooling obtains.
The preparation method of described modified talc powder, for first to use 15-20% salt acid soak talcum powder 1-2 hour, leaves standstill, clarification, centrifugal, solid washed with water is extremely neutral, after oven dry, add the vinyltriethoxysilane agitating being equivalent to solid weight 3-5% even, dry, be ground into powder.
Beneficial effect of the present invention:
The present invention adopts slag slurry, polyster fibre, wood pulp and glass fibre simultaneously as main material, environmental protection science, composition of raw materials is reasonable, and each group partition inter-capacitive is good, and intensity, toughness, corrosion resistance improve, surface gloss is good, under normal temperature and worst hot case, there are stable performance indications, there is good resistance to gentle filter effect, its maximum diameter of hole 52-57 μm, average pore size 38-42 μm, becomes paper air permeability at 88-93L/m
2.S between.
Detailed description of the invention
Embodiment 1: gasoline filter filter paper, the weight portion of its constitutive material is:
Composition A: vinegar 12, sodium polymethacrylate 1.5, lignosulfonates 0.8, modified soluble nano silicone colloidal sol 2 in slag slurry 55, polyster fibre 12, perlite 4, modified acrylic acid emulsion 1, MTMS 1, glycerol glycerinate 0.9, dibatyl phithalate 2, Firebrake ZB 1.2, pure-acrylic emulsion 0.5, Tissuemat E 0.2, poly-caproic acid.
Composition B: wood pulp 25, glass fibre 12, silica gel 3, modified talc powder 2, ammonium polyacrylate 1, silica 0.4, glycerol 0.2, nano-calcium carbonate 2, penta sodium pentachlorophenate 1.2, poly-4-methyl-1-pentene 0.5 and dispersing agent MF 0.4.
The preparation method of gasoline filter filter paper, comprises the following steps:
(1) all raw materials in composition A and composition B are taken by the weight portion of constitutive material, pulper size degradation is put into respectively by after slag slurry, polyster fibre mixing, obtain the slurry that solid content is 4-6%, obtain mixed slurry A, pulper size degradation is put into by after wood pulp, glass fibre mixing, obtain the slurry that solid content is 4-6%, obtain mixed slurry B;
(2) in the mixed slurry A and mixed slurry B of step (1), add other raw materials of residue by the weight portion of constitutive material respectively, obtain composition A and composition B respectively, then blend compositions A and composition B, is heated to 70-80 DEG C; After fluffer is discongested, then defibrination, after defibrination, gained slurry is sized mixing through adding water, conveniently paper technology copy paper to solid content 2-3%, shaping squeezing, is drying to obtain.
Described modified acrylic acid emulsion preparation method, for add 4-5% magnetic, 3-5% aluminium oxide in acrylic emulsion, is mixed and heated to 70-80 DEG C, cools and get final product after 30-40 minute.
The preparation method of described modified soluble nano silicone colloidal sol, for water-soluble nanoscale silica sol is added 4-5% nano-carbon powder, 3-5% iron oxide, is mixed and heated to 70-80 DEG C, and after 30-40 minute, cooling obtains.
The preparation method of described modified talc powder, for first to use 15-20% salt acid soak talcum powder 1-2 hour, leaves standstill, clarification, centrifugal, solid washed with water is extremely neutral, after oven dry, add the vinyltriethoxysilane agitating being equivalent to solid weight 3-5% even, dry, be ground into powder.
The performance detection data of the gasoline filter filter paper obtained by above-mentioned method is as follows:
Grammes per square metre: 129g/cm
2; Bursting strength: 308Kpa; Air permeability: 496ml/10cm
2min; Its maximum diameter of hole 52-57 μm, average pore size 38-42 μm, become paper air permeability at 88-93L/m
2.S between.
Claims (3)
1. a gasoline filter filter paper, is characterized in that the weight portion of its constitutive material is:
Composition A: slag slurry 50-60, polyster fibre 10-15, perlite 3-5, modified acrylic acid emulsion 0.8-1.2, MTMS 0.8-1.2, glycerol glycerinate 0.8-1.0, dibatyl phithalate 1.5-2.5, Firebrake ZB 1.0-1.5, pure-acrylic emulsion 0.4-0.6, Tissuemat E 0.1-0.3, polycaprolactone 10-15, sodium polymethacrylate 1-2, lignosulfonates 0.7-0.9, modified soluble nano silicone colloidal sol 1-3;
Composition B: wood pulp 20-30, glass fibre 10-15, silica gel 2-4, modified talc powder 1-3, ammonium polyacrylate 0.8-1.2, silica 0.3-0.5, glycerol 0.1-0.3, nano-calcium carbonate 1-3, penta sodium pentachlorophenate 1.0-1.5, poly-4-methyl-1-pentene 0.4-0.6 and dispersing agent MF 0.3-0.5;
Described modified acrylic acid emulsion preparation method, for add 4-5% magnetic, 3-5% aluminium oxide in acrylic emulsion, is mixed and heated to 70-80 DEG C, cools and get final product after 30-40 minute;
The preparation method of described modified soluble nano silicone colloidal sol, for water-soluble nanoscale silica sol is added 4-5% nano-carbon powder, 3-5% iron oxide, is mixed and heated to 70-80 DEG C, and after 30-40 minute, cooling obtains;
The preparation method of described modified talc powder, for first to use 15-20% salt acid soak talcum powder 1-2 hour, leaves standstill, clarification, centrifugal, solid washed with water is extremely neutral, after oven dry, add the vinyltriethoxysilane agitating being equivalent to solid weight 3-5% even, dry, be ground into powder.
2. gasoline filter filter paper according to claim 1, is characterized in that the weight portion of its constitutive material is:
Composition A: slag slurry 55, polyster fibre 12, perlite 4, modified acrylic acid emulsion 1, MTMS 1, glycerol glycerinate 0.9, dibatyl phithalate 2, Firebrake ZB 1.2, pure-acrylic emulsion 0.5, Tissuemat E 0.2, polycaprolactone 12, sodium polymethacrylate 1.5, lignosulfonates 0.8, modified soluble nano silicone colloidal sol 2;
Composition B: wood pulp 25, glass fibre 12, silica gel 3, modified talc powder 2, ammonium polyacrylate 1, silica 0.4, glycerol 0.2, nano-calcium carbonate 2, penta sodium pentachlorophenate 1.2, poly-4-methyl-1-pentene 0.5 and dispersing agent MF 0.4.
3. a preparation method for gasoline filter filter paper as claimed in claim 1, is characterized in that comprising the following steps:
(1) all raw materials in composition A and composition B are taken by the weight portion of constitutive material, pulper size degradation is put into respectively by after slag slurry, polyster fibre mixing, obtain the slurry that solid content is 4-6%, obtain mixed slurry A, pulper size degradation is put into by after wood pulp, glass fibre mixing, obtain the slurry that solid content is 4-6%, obtain mixed slurry B;
(2) in the mixed slurry A and mixed slurry B of step (1), add other raw materials of residue by the weight portion of constitutive material respectively, obtain composition A and composition B respectively, then blend compositions A and composition B, is heated to 70-80 DEG C; After fluffer is discongested, then defibrination, after defibrination, gained slurry is sized mixing through adding water, conveniently paper technology copy paper to solid content 2-3%, shaping squeezing, is drying to obtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210426732.8A CN102995496B (en) | 2012-10-31 | 2012-10-31 | Filter paper for gasoline filter and preparation method of filter paper |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210426732.8A CN102995496B (en) | 2012-10-31 | 2012-10-31 | Filter paper for gasoline filter and preparation method of filter paper |
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| Publication Number | Publication Date |
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| CN102995496A CN102995496A (en) | 2013-03-27 |
| CN102995496B true CN102995496B (en) | 2015-07-22 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103382679A (en) * | 2013-06-26 | 2013-11-06 | 蚌埠首创滤清器有限公司 | High-damage-resistance filter paper and preparation method thereof |
| CN103966918B (en) * | 2014-04-09 | 2016-01-20 | 蚌埠市风驰滤清器有限公司 | Filter paper of filter of a kind of corrosion-and high-temp-resistant and preparation method thereof |
| CN103966916B (en) * | 2014-04-09 | 2016-01-20 | 蚌埠市风驰滤清器有限公司 | A kind of energy saving and environment friendly cleaner filter paper and preparation method thereof |
| CN106283832A (en) * | 2016-08-05 | 2017-01-04 | 蚌埠威尔特滤清器有限公司 | A kind of high intensity filter paper for gasoline filter |
| CN106245417A (en) * | 2016-08-05 | 2016-12-21 | 蚌埠威尔特滤清器有限公司 | A kind of high-stiffness filter paper for gasoline filter |
| CN113969517A (en) * | 2020-07-23 | 2022-01-25 | 杭州特种纸业有限公司 | Diesel oil filter paper and preparation method thereof |
Citations (3)
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|---|---|---|---|---|
| CN101748649A (en) * | 2009-12-17 | 2010-06-23 | 华东理工大学 | Method for manufacturing fly ash fiber pulp performance modifier |
| CN102182117A (en) * | 2011-03-15 | 2011-09-14 | 郭茂 | Special air filter paper for personnel protection and preparation method thereof |
| CN102230297A (en) * | 2011-06-13 | 2011-11-02 | 东北林业大学 | Plant paper pulp fiber modifying agent and modifying method using same, and filter paper and preparation method thereof |
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2012
- 2012-10-31 CN CN201210426732.8A patent/CN102995496B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101748649A (en) * | 2009-12-17 | 2010-06-23 | 华东理工大学 | Method for manufacturing fly ash fiber pulp performance modifier |
| CN102182117A (en) * | 2011-03-15 | 2011-09-14 | 郭茂 | Special air filter paper for personnel protection and preparation method thereof |
| CN102230297A (en) * | 2011-06-13 | 2011-11-02 | 东北林业大学 | Plant paper pulp fiber modifying agent and modifying method using same, and filter paper and preparation method thereof |
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