CN103981770B - A kind of gasoline filter filter paper and preparation method thereof - Google Patents
A kind of gasoline filter filter paper and preparation method thereof Download PDFInfo
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- CN103981770B CN103981770B CN201410138688.XA CN201410138688A CN103981770B CN 103981770 B CN103981770 B CN 103981770B CN 201410138688 A CN201410138688 A CN 201410138688A CN 103981770 B CN103981770 B CN 103981770B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000010902 straw Substances 0.000 claims abstract description 26
- 239000000835 fiber Substances 0.000 claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 18
- 239000007822 coupling agent Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 14
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims abstract description 12
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims abstract description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 9
- 240000000491 Corchorus aestuans Species 0.000 claims abstract description 9
- 235000011777 Corchorus aestuans Nutrition 0.000 claims abstract description 9
- 235000010862 Corchorus capsularis Nutrition 0.000 claims abstract description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 9
- 239000011425 bamboo Substances 0.000 claims abstract description 9
- 239000003610 charcoal Substances 0.000 claims abstract description 9
- 239000005011 phenolic resin Substances 0.000 claims abstract description 9
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 9
- 229920000728 polyester Polymers 0.000 claims abstract description 9
- 239000002002 slurry Substances 0.000 claims abstract description 8
- 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
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims abstract description 6
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims abstract description 6
- 235000019270 ammonium chloride Nutrition 0.000 claims abstract description 6
- 229910021538 borax Inorganic materials 0.000 claims abstract description 6
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound 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 6
- 239000012188 paraffin wax Substances 0.000 claims abstract description 6
- 229920000193 polymethacrylate Polymers 0.000 claims abstract description 6
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 6
- 239000011734 sodium Substances 0.000 claims abstract description 6
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims abstract description 6
- 235000010339 sodium tetraborate Nutrition 0.000 claims abstract description 6
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 8
- SRAWNDFHGTVUNZ-UHFFFAOYSA-M sodium;3,6-dibutylnaphthalene-1-sulfonate Chemical compound [Na+].[O-]S(=O)(=O)C1=CC(CCCC)=CC2=CC(CCCC)=CC=C21 SRAWNDFHGTVUNZ-UHFFFAOYSA-M 0.000 claims description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 125000003368 amide group Chemical group 0.000 claims description 6
- 230000015556 catabolic process Effects 0.000 claims description 6
- 238000006731 degradation reaction Methods 0.000 claims description 6
- 229960000935 dehydrated alcohol Drugs 0.000 claims description 6
- 229920000587 hyperbranched polymer Polymers 0.000 claims description 6
- 239000011268 mixed slurry Substances 0.000 claims description 6
- 239000000376 reactant Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 4
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-diisopropylethylamine Substances CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 claims description 3
- DJEQZVQFEPKLOY-UHFFFAOYSA-N N,N-dimethylbutylamine Chemical compound CCCCN(C)C DJEQZVQFEPKLOY-UHFFFAOYSA-N 0.000 claims description 3
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- DDXLVDQZPFLQMZ-UHFFFAOYSA-M dodecyl(trimethyl)azanium;chloride Chemical compound [Cl-].CCCCCCCCCCCC[N+](C)(C)C DDXLVDQZPFLQMZ-UHFFFAOYSA-M 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000004108 freeze drying Methods 0.000 claims description 3
- 238000002386 leaching Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 229920002401 polyacrylamide Polymers 0.000 claims description 3
- 239000012286 potassium permanganate Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 239000003463 adsorbent Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000005192 partition Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract description 2
- 238000001228 spectrum Methods 0.000 abstract description 2
- 244000082204 Phyllostachys viridis Species 0.000 abstract 1
- PYODKQIVQIVELM-UHFFFAOYSA-M sodium;2,3-bis(2-methylpropyl)naphthalene-1-sulfonate Chemical compound [Na+].C1=CC=C2C(S([O-])(=O)=O)=C(CC(C)C)C(CC(C)C)=CC2=C1 PYODKQIVQIVELM-UHFFFAOYSA-M 0.000 abstract 1
- 230000035699 permeability Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 238000005299 abrasion Methods 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
- 239000002283 diesel fuel Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Landscapes
- Filtering Materials (AREA)
- Paper (AREA)
Abstract
The invention discloses a kind of gasoline filter filter paper and preparation method thereof, the weight portion of its constitutive material is: jute pulp 60 70, bamboo pulp fiber 35 45, polyester fiber 20 25, phenolic resin 10 15, charcoal powder 12 15, modified agricultural crop straw 13 15, Pulvis Talci 10 12, modified coupling agent 46, sodium polymethacrylate 13, antioxidant 1010 0.2 0.4, Nekal BX 78 24, ammonium chloride 13, sodium borate 0.5 1.5, sodium laurylsulfate 0.8 1.5 and chlorinated paraffin 24；The filter paper environmental protection science of the present invention, composition of raw materials is reasonable, each group partition inter-capacitive is good, the modified agricultural crop straw performance of the adsorbent of preparation is stable, has the absorbability of wide spectrum to Organic substance, and the modified coupling agent used can make to be formed between slurry to combine closely, filter paper material performance is made to be improved, viscosity is reduced, and every mechanical property is more preferable, has effects such as preferably drawing high intensity, elongation at break, shock strength.
Description
Technical field
The present invention relates to a kind of gasoline filter filter paper and preparation method thereof, belong to automobile filter field.
Background technology
Cleaner is the important spare part of electromotor, it act as filtering the microgranules such as the dust entered in the air of electromotor, diesel oil, machine oil and mechanical admixture, to reduce Cylinder Liner Piston Ring in Engine, crankshaft link rod motion pair and the abrasion of high-pressure oil pump plunger matching parts, optimize the combustion process of electromotor, reduce the discharge of the organic pollutions such as carbon monoxide；Along with improving constantly of filtering requirement, any filter paper being made up of single fiber is all increasingly difficult to the requirement in satisfied use, so being arisen at the historic moment by the filter paper of multiple fiber combinations, during filter paper produces, conventional fiber has wood fibre, chemical fibre, glass fibre etc..
Summary of the invention
It is an object of the invention to provide a kind of gasoline filter filter paper and preparation method thereof,
The present invention adopts the following technical scheme that:
Gasoline filter filter paper, the weight portion of its constitutive material is: jute pulp 60-70, bamboo pulp fiber 35-45, polyester fiber 20-25, phenolic resin 10-15, charcoal powder 12-15, modified agricultural crop straw 13-15, Pulvis Talci 10-12, modified coupling agent 4-6, sodium polymethacrylate 1-3, antioxidant 1010 0.2-0.4, Nekal BX-78 2-4, ammonium chloride 1-3, sodium borate 0.5-1.5, sodium laurylsulfate 0.8-1.5 and chlorinated paraffin 2-4.
Gasoline filter filter paper, the weight portion of its constitutive material is: jute pulp 65, bamboo pulp fiber 40, polyester fiber 22, phenolic resin 12, charcoal powder 14, modified agricultural crop straw 14, Pulvis Talci 11, modified coupling agent 5, sodium polymethacrylate 2, antioxidant 1010 0.3, Nekal BX-78 3, ammonium chloride 2, sodium borate 1, sodium laurylsulfate 1.2 and chlorinated paraffin 3.
The preparation method of gasoline filter filter paper, comprises the following steps:
(1) preparation of modified coupling agent: MTMS is added in dehydrated alcohol, described MTMS and dehydrated alcohol are according to quality and volume ratio 1:3-5, it is subsequently adding the N of the polyacrylamide of the 1.0-2.0% of MTMS quality, 1.5-2.0%, N '-methylene-bisacrylamide and the N of 0.2-0.3%, N-
Diisopropylethylamine；The temperature of reaction is 40-60 DEG C, and the time of described reaction is 10-12h, obtains reactant liquor；After reaction, reactant liquor is first disperseed 2-3 hour under the conditions of ultrasonic electric power 350W, disperse 3-5 hour under the conditions of ultrasonic electric power 250W the most again, the most available；
(2) preparation of modified agricultural crop straw:
A () weighs agricultural crop straw by constitutive material formula, grind, and the mass fraction adding 10-15 times amount is 5～10%NaOH solution, activates 3～5h, cross leaching filtering residue under the temperature conditions of 60～80 DEG C；
B () adds the pure water of 5-10 times amount in the filtering residue of step (a), then add the 0.6-0.7% Dodecyl trimethyl ammonium chloride of agricultural crop straw powder quality, 1.2-1.5% Silane coupling agent KH550 and 3-5% potassium permanganate；Stir reaction 2-3h, filters, dries；
C agricultural crop straw powder that step (b) is dried by () adds in the Hyperbranched Polymer with Terminal Amido solution that concentration is 40-50g/L；Described agricultural crop straw powder is 1:40-50 with quality and the volume ratio of Hyperbranched Polymer with Terminal Amido solution, it is subsequently adding 0.1-0.2% catalyst n, N-dimethyl butylamine, stirs hybrid reaction 10-12h, filter and clean 3-5 time with deionized water, obtain after lyophilization；
(3) mix bamboo pulp fiber, polyester fiber, phenolic resin and charcoal powder the most by weight, be then placed in pulper size degradation, obtain the slurry that solid content is 4-6%, add Nekal BX-78, stir and continue size degradation and obtain mixed slurry；
(4) adding in jute pulp by the mixed slurry of the modified coupling agent of step (1), the modified agricultural crop straw of step (2) and step (3), heated and stirred is uniform, controls temperature 50-70 DEG C；
(5) in the compound of step (4), add other residue constitutive materials, after fluffer is discongested, then defibrination, after defibrination, gained slurry is sized mixing through adding water, and according to conventional paper technology copy paper to solid content 3-5%, molding is squeezed, is drying to obtain.
Beneficial effects of the present invention:
The filter paper environmental protection science of the present invention, composition of raw materials is reasonable, each group partition inter-capacitive is good, the modified agricultural crop straw performance of the adsorbent of preparation is stable, has the absorbability of wide spectrum to Organic substance, and the modified coupling agent used can make to be formed between slurry to combine closely, filter paper material performance is made to be improved, viscosity is reduced, and every mechanical property is more preferable, has effects such as preferably drawing high intensity, elongation at break, shock strength.
Detailed description of the invention
Embodiment 1: gasoline filter filter paper, the weight portion (jin) of its constitutive material is: jute pulp 65, bamboo pulp fiber 40, polyester fiber 22, phenolic resin 12, charcoal powder 14, modified agricultural crop straw 14, Pulvis Talci 11, modified coupling agent 5, sodium polymethacrylate 2, antioxidant 1010 0.3, Nekal BX-78 3, ammonium chloride 2, sodium borate 1, sodium laurylsulfate 1.2 and chlorinated paraffin 3.
The preparation method of gasoline filter filter paper, comprises the following steps:
(1) preparation of modified coupling agent: MTMS is added in dehydrated alcohol, described MTMS and dehydrated alcohol are according to quality and volume ratio 1:4, be subsequently adding MTMS quality 1.5% polyacrylamide, the N of 1.8%, N '-methylene-bisacrylamide and the N of 0.25%, N-
Diisopropylethylamine；The temperature of reaction is 50 DEG C, and the time of described reaction is 10-12h, obtains reactant liquor；After reaction, reactant liquor is first disperseed 2-3 hour under the conditions of ultrasonic electric power 350W, disperse 3-5 hour under the conditions of ultrasonic electric power 250W the most again, the most available；
(2) preparation of modified agricultural crop straw:
A () weighs agricultural crop straw by constitutive material formula, grind, and the mass fraction adding 12 times amount is 10%NaOH solution, activates 4h, cross leaching filtering residue under the temperature conditions of 70 DEG C；
B () adds the pure water of 5-10 times amount in the filtering residue of step (a), then add 0.65% Dodecyl trimethyl ammonium chloride of agricultural crop straw powder quality, 1.3% Silane coupling agent KH550 and 4% potassium permanganate；Stir reaction 2-3h, filters, dries；
C agricultural crop straw powder that step (b) is dried by () adds in the Hyperbranched Polymer with Terminal Amido solution that concentration is 45g/L；Described agricultural crop straw powder is 1:45 with quality and the volume ratio of Hyperbranched Polymer with Terminal Amido solution, is subsequently adding 0.15% catalyst n, N-dimethyl butylamine, stirs hybrid reaction 10-12h, filters and also cleans 3-5 time with deionized water, obtains after lyophilization；
(3) mix bamboo pulp fiber, polyester fiber, phenolic resin and charcoal powder the most by weight, be then placed in pulper size degradation, obtain the slurry that solid content is 5%, add Nekal BX-78, stir and continue size degradation and obtain mixed slurry；
(4) adding in jute pulp by the mixed slurry of the modified coupling agent of step (1), the modified agricultural crop straw of step (2) and step (3), heated and stirred is uniform, controls temperature 60 C；
(5) in the compound of step (4), add other residue constitutive materials, after fluffer is discongested, then defibrination, after defibrination, gained slurry is sized mixing through adding water, and according to conventional paper technology copy paper to solid content 4%, molding is squeezed, is drying to obtain.
The performance of filter paper that above-described embodiment prepares: grammes per square metre: 125g/cm2；Bursting strength: 310Kpa；Air permeability: 488ml/10cm2
min；Its maximum diameter of hole 48-54 μm, average pore size 34-38 μm, become paper air permeability at 80-85L/m2.S between.
Claims (2)
1. a gasoline filter filter paper, it is characterised in that the weight portion of its constitutive material is: jute pulp 60-70, bamboo pulp fiber 35-45, polyester fiber 20-25, phenolic resin 10-15, charcoal powder 12-15, modified agricultural crop straw 13-15, Pulvis Talci 10-12, modified coupling agent 4-6, sodium polymethacrylate 1-3, antioxidant 1010 0.2-0.4, Nekal BX-78 2-4, ammonium chloride 1-3, sodium borate 0.5-1.5, sodium laurylsulfate 0.8-1.5 and chlorinated paraffin 2-4；
The preparation method of described gasoline filter filter paper comprises the following steps:
(1) preparation of modified coupling agent: MTMS is added in dehydrated alcohol, described MTMS and dehydrated alcohol are according to quality and volume ratio 1:3-5, it is subsequently adding the N of the polyacrylamide of the 1.0-2.0% of MTMS quality, 1.5-2.0%, N '-methylene-bisacrylamide and the N of 0.2-0.3%, N-diisopropylethylamine；The temperature of reaction is 40-60 DEG C, and the time of described reaction is 10-12h, obtains reactant liquor；After reaction, reactant liquor is first disperseed 2-3 hour under the conditions of ultrasonic electric power 350W, disperse 3-5 hour under the conditions of ultrasonic electric power 250W the most again, the most available；
(2) preparation of modified agricultural crop straw:
A () weighs agricultural crop straw by constitutive material formula, grind, and the mass fraction adding 10-15 times amount is 5～10%NaOH solution, activates 3～5h, cross leaching filtering residue under the temperature conditions of 60～80 DEG C；
B () adds the pure water of 5-10 times amount in the filtering residue of step (a), then add the 0.6-0.7% Dodecyl trimethyl ammonium chloride of agricultural crop straw powder quality, 1.2-1.5% Silane coupling agent KH550 and 3-5% potassium permanganate；Stir reaction 2-3h, filters, dries；
C agricultural crop straw powder that step (b) is dried by () adds in the Hyperbranched Polymer with Terminal Amido solution that concentration is 40-50g/L；Described agricultural crop straw powder is 1:40-50 with quality and the volume ratio of Hyperbranched Polymer with Terminal Amido solution, it is subsequently adding 0.1-0.2% catalyst n, N-dimethyl butylamine, stirs hybrid reaction 10-12h, filter and clean 3-5 time with deionized water, obtain after lyophilization；
(3) mix bamboo pulp fiber, polyester fiber, phenolic resin and charcoal powder the most by weight, be then placed in pulper size degradation, obtain the slurry that solid content is 4-6%, add Nekal BX-78, stir and continue size degradation and obtain mixed slurry；
(4) adding in jute pulp by the mixed slurry of the modified coupling agent of step (1), the modified agricultural crop straw of step (2) and step (3), heated and stirred is uniform, controls temperature 50-70 DEG C；
(5) in the compound of step (4), add other residue constitutive materials, after fluffer is discongested, then defibrination, after defibrination, gained slurry is sized mixing through adding water, and according to conventional paper technology copy paper to solid content 3-5%, molding is squeezed, is drying to obtain.
Gasoline filter filter paper the most according to claim 1, it is characterised in that the weight portion of its constitutive material is: jute pulp 65, bamboo pulp fiber 40, polyester fiber 22, phenolic resin 12, charcoal powder 14, modified agricultural crop straw 14, Pulvis Talci 11, modified coupling agent 5, sodium polymethacrylate 2, antioxidant 1010 0.3, Nekal BX-78 3, ammonium chloride 2, sodium borate 1, sodium laurylsulfate 1.2 and chlorinated paraffin 3.
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| CN103981770B true CN103981770B (en) | 2016-08-17 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105568769A (en) * | 2016-02-25 | 2016-05-11 | 杭州特种纸业有限公司 | Diesel filter paper and preparation method thereof |
| CN105735037A (en) * | 2016-02-25 | 2016-07-06 | 杭州特种纸业有限公司 | Thermosetting air filter paper and preparation method thereof |
| CN105937193A (en) * | 2016-04-26 | 2016-09-14 | 杭州特种纸业有限公司 | Nano engine and air filter paper and preparation method thereof |
| CN105951524A (en) * | 2016-04-26 | 2016-09-21 | 杭州特种纸业有限公司 | Nano machine oil filter paper and preparation method thereof |
| CN105926344A (en) * | 2016-04-26 | 2016-09-07 | 杭州特种纸业有限公司 | Nanometer quantitative filter paper and production method thereof |
| CN105780595A (en) * | 2016-04-26 | 2016-07-20 | 杭州特种纸业有限公司 | Nanometer air filter paper and preparation method thereof |
| CN109295797A (en) * | 2018-09-26 | 2019-02-01 | 扬州市祥华新材料科技有限公司 | A kind of preparation method for punching high tenacity paper |
| CN115300985B (en) * | 2022-06-17 | 2023-11-24 | 华电电力科学研究院有限公司 | Efficient acid removal regeneration treatment method for oil for power equipment |
| CN115726221B (en) * | 2022-11-22 | 2023-07-21 | 杭州特种纸业有限公司 | Medium-speed quantitative filter paper and preparation method thereof |
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|---|---|---|---|---|
| CN1594731A (en) * | 2003-09-10 | 2005-03-16 | 王家君 | Fine fiber reinforced paper |
| CN102877368A (en) * | 2012-09-20 | 2013-01-16 | 蚌埠凤凰滤清器有限责任公司 | High temperature resistant flame retardant filter paper used for diesel filter and preparation method thereof |
| CN102877373A (en) * | 2012-09-25 | 2013-01-16 | 蚌埠凤凰滤清器有限责任公司 | Preparation method for modified nacrite-containing filter paper for fuel filter |
| CN102899970A (en) * | 2012-09-25 | 2013-01-30 | 蚌埠凤凰滤清器有限责任公司 | Preparation process of reed pulp filter paper |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6844066B2 (en) * | 2003-05-19 | 2005-01-18 | Rayonier Products And Financial Services Company | Superabsorbent cellulosic fiber and method of making same |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1594731A (en) * | 2003-09-10 | 2005-03-16 | 王家君 | Fine fiber reinforced paper |
| CN102877368A (en) * | 2012-09-20 | 2013-01-16 | 蚌埠凤凰滤清器有限责任公司 | High temperature resistant flame retardant filter paper used for diesel filter and preparation method thereof |
| CN102877373A (en) * | 2012-09-25 | 2013-01-16 | 蚌埠凤凰滤清器有限责任公司 | Preparation method for modified nacrite-containing filter paper for fuel filter |
| CN102899970A (en) * | 2012-09-25 | 2013-01-30 | 蚌埠凤凰滤清器有限责任公司 | Preparation process of reed pulp filter paper |
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