CN102912686B - Filter paper for air filter containing modified nano bamboo charcoal powder - Google Patents
Filter paper for air filter containing modified nano bamboo charcoal powder Download PDFInfo
- Publication number
- CN102912686B CN102912686B CN201210360420.1A CN201210360420A CN102912686B CN 102912686 B CN102912686 B CN 102912686B CN 201210360420 A CN201210360420 A CN 201210360420A CN 102912686 B CN102912686 B CN 102912686B
- Authority
- CN
- China
- Prior art keywords
- bamboo charcoal
- modified nano
- filter paper
- charcoal powder
- parts
- 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.)
- Expired - Fee Related
Links
- 239000000843 powder Substances 0.000 title claims abstract description 47
- 235000017166 Bambusa arundinacea Nutrition 0.000 title claims abstract description 36
- 235000017491 Bambusa tulda Nutrition 0.000 title claims abstract description 36
- 241001330002 Bambuseae Species 0.000 title claims abstract description 36
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 36
- 239000011425 bamboo Substances 0.000 title claims abstract description 36
- 239000003610 charcoal Substances 0.000 title claims abstract description 36
- 239000000835 fiber Substances 0.000 claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 229920000742 Cotton Polymers 0.000 claims abstract description 9
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 229920006376 polybenzimidazole fiber Polymers 0.000 claims abstract description 9
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 5
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims abstract description 5
- 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 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 24
- 229910052656 albite Inorganic materials 0.000 claims description 22
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 12
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 11
- 230000004048 modification Effects 0.000 claims description 9
- 238000012986 modification Methods 0.000 claims description 9
- 239000004693 Polybenzimidazole Substances 0.000 claims description 8
- 229960000583 acetic acid Drugs 0.000 claims description 8
- 230000015556 catabolic process Effects 0.000 claims description 8
- 238000006731 degradation reaction Methods 0.000 claims description 8
- 239000000839 emulsion Substances 0.000 claims description 8
- 239000012467 final product Substances 0.000 claims description 8
- 239000012362 glacial acetic acid Substances 0.000 claims description 8
- 239000011268 mixed slurry Substances 0.000 claims description 8
- 239000011259 mixed solution Substances 0.000 claims description 8
- 239000012286 potassium permanganate Substances 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- 239000002002 slurry Substances 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 claims description 5
- 235000013162 Cocos nucifera Nutrition 0.000 claims description 4
- 244000060011 Cocos nucifera Species 0.000 claims description 4
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- 238000001354 calcination Methods 0.000 claims description 4
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 4
- MOTZDAYCYVMXPC-UHFFFAOYSA-N dodecyl hydrogen sulfate Chemical compound CCCCCCCCCCCCOS(O)(=O)=O MOTZDAYCYVMXPC-UHFFFAOYSA-N 0.000 claims description 4
- 229940043264 dodecyl sulfate Drugs 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 239000000194 fatty acid Substances 0.000 claims description 4
- 229930195729 fatty acid Natural products 0.000 claims description 4
- 150000004665 fatty acids Chemical class 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000004114 Ammonium polyphosphate Substances 0.000 abstract 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 abstract 1
- 230000000274 adsorptive effect Effects 0.000 abstract 1
- 150000001408 amides Chemical class 0.000 abstract 1
- 235000019826 ammonium polyphosphate Nutrition 0.000 abstract 1
- 229920001276 ammonium polyphosphate Polymers 0.000 abstract 1
- 239000010433 feldspar Substances 0.000 abstract 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Substances O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000004816 latex Substances 0.000 abstract 1
- 229920000126 latex Polymers 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 abstract 1
- 150000003385 sodium Chemical class 0.000 abstract 1
- 238000005470 impregnation Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 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
- 239000000446 fuel Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- -1 polypropylene Polymers 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)
Abstract
The invention discloses a filter paper for an air filter containing modified nano bamboo charcoal powder. The filter paper is prepared from the following raw materials in parts by weight: 70 to 75 parts of cotton pulp fibers, 25 to 30 parts of polybenzimidazole fibers, 2 to 4 parts of modified sodium feldspar powder, 1 to 2 parts of modified nano bamboo charcoal powder, 1 to 2 parts of pure acrylic latex, 0.1 to 0.3 parts of nano titanium dioxide, 0.3 to 0.5 parts of aluminium hydroxide, 0.3 to 0.4 parts of ammonium polyphosphate, 0.3 to 0.5 parts of zinc borate, 1 to 2 parts of coconutt diethanol amide and 0.15 to 0.3 parts of PAE (Melamino-Formaldehyde) wet strength agent. According to the invention, the modified mixed mineral powder and the modified nano bamboo charcoal powder as the raw materials are adopted to increase the adsorptive property of the filter paper, so that the filter paper is especially suitable for the air filter.
Description
Technical field
The present invention relates to automobile filter field, is exactly a kind of filter paper for air filter containing modified Nano bamboo charcoal powder.
Background technology
In a system, removed by the solia particle in liquid or gas, be called filtration with a kind of medium of porous, the annex adopted for completing such mission is called cleaner.Cleaner includes air filter, oil filter, fuel filter, is referred to as three filters.
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 the filter paper for air filter containing modified Nano bamboo charcoal powder that a kind of absorption property is good.
Above-mentioned purpose is realized by following scheme:
A kind of filter paper for air filter containing modified Nano bamboo charcoal powder, it is characterized in that: it is obtained by the raw material of following weight parts: cotton pulp fiber 70-75, polybenzimidazole fiber 25-30, modification albite in powder 2-4, modified Nano bamboo charcoal powder 1-2, pure-acrylic emulsion 1-2, nano titanium oxide 0.1-0.3, aluminium hydroxide 0.3-0.5, APP 0.3-0.4, Firebrake ZB 0.3-0.5, cocoanut fatty acid diethanolamide 1-2, PAE wet strength agent 0.15-0.3;
The preparation method of described modification albite in powder is: put into by albite after sodium carbonate and potassium permanganate mixed solution soak 5-6 hour, take out dry, add the Silane coupling agent KH550 being equivalent to albite weight 0.5-1.2%, the sldium lauryl sulfate being equivalent to albite weight 0.3-0.5%, the aluminium oxide that is equivalent to albite weight 0.5-1% stir after 5-10 minute and grind under 1000-1300 rev/min, cross 100-200 mesh sieve and get final product;
The preparation method of described modified Nano bamboo charcoal powder is: put into by bamboo charcoal after glacial acetic acid solution soaks 4-5 hour, take out washing, then in 400-450 DEG C of calcining 4-6 hour, then grind to form nanometer powder and get final product.
Described a kind of filter paper for air filter containing modified Nano bamboo charcoal powder, is characterized in that: the solid content of described pure-acrylic emulsion is 45-52%.
Described a kind of filter paper for air filter containing modified Nano bamboo charcoal powder, is characterized in that: described sodium carbonate and potassium permanganate mixed solution are obtained by mixing by the sodium carbonate liquor of 7-9g/L and the liquor potassic permanganate equal-volume of 0.7-1.0g/L.
Described a kind of filter paper for air filter containing modified Nano bamboo charcoal powder, is characterized in that: the concentration of described glacial acetic acid solution is 10-20%.
Described a kind of filter paper for air filter containing modified Nano bamboo charcoal powder, is characterized in that: preparation method is:
(1) put into pulper size degradation after cotton pulp fiber, polybenzimidazole fiber being mixed by weight, obtain the slurry that solid content is 5-6%, then add PAE wet strength agent continuation size degradation according to weight portion, obtain mixed slurry;
(2) all the other raw materials are added in step (1) gained mixed slurry by weight, be heated to 70-80 DEG C;
(3) after fluffer is discongested, then defibrination, conveniently paper technology copy paper, shaping squeezing, to be drying to obtain.
Described a kind of filter paper for air filter containing modified Nano bamboo charcoal powder, is characterized in that: after defibrination, gained slurry is sized mixing through adding water, to solid content 2-3%, carry out copy paper operation again.
Beneficial effect of the present invention is: the modification albite in powder that raw material of the present invention adopts and modified Nano bamboo charcoal powder add the absorption property of filter paper, is specially adapted to air filter and uses.The one-tenth paper air permeability of the filter paper that the present invention obtains is between 70-90L/m2.S, (△ P=127Pa) maximum diameter of hole 50-55 μm, average pore size 30-35 μm, wet expansion≤1%, wet bursting strength >=350KPa, tensile strength/kNm-1 2.26, filtering accuracy < 10 μm, removal of impurity > 99%.
Detailed description of the invention
Embodiment 1
A kind of filter paper for air filter containing modified Nano bamboo charcoal powder, it is obtained by the raw material of following weight parts (kg): cotton pulp fiber 75, polybenzimidazole fiber 30, modification albite in powder 4, modified Nano bamboo charcoal powder 2, pure-acrylic emulsion 2, nano titanium oxide 0.2, aluminium hydroxide 0.3, APP 0.4, Firebrake ZB 0.3, cocoanut fatty acid diethanolamide 2, PAE wet strength agent 0.15;
The preparation method of described modification albite in powder is: put into by albite after sodium carbonate and potassium permanganate mixed solution soak 5 hours, take out dry, add the Silane coupling agent KH550 being equivalent to albite weight 1 %, the sldium lauryl sulfate being equivalent to albite weight 0.3%, the aluminium oxide that is equivalent to albite weight 1% stir after 10 minutes and grind under 1000 revs/min, cross 100 mesh sieves and get final product;
The preparation method of described modified Nano bamboo charcoal powder is: bamboo charcoal is put into glacial acetic acid solution and soak after 4 hours, take out washing, then in 450 DEG C of calcinings 6 hours, then grind to form nanometer powder and get final product.
The solid content of described pure-acrylic emulsion is 45%.
Described sodium carbonate and potassium permanganate mixed solution are obtained by mixing by the sodium carbonate liquor of 8g/L and the liquor potassic permanganate equal-volume of 1.0g/L.
The concentration of described glacial acetic acid solution is 15%.
Described a kind of filter paper for air filter containing modified Nano bamboo charcoal powder, preparation method is:
(1) put into pulper size degradation after cotton pulp fiber, polybenzimidazole fiber being mixed by weight, obtain the slurry that solid content is 5%, then add PAE wet strength agent continuation size degradation according to weight portion, obtain mixed slurry;
(2) all the other raw materials are added in step (1) gained mixed slurry by weight, be heated to 80 DEG C;
(3) after fluffer is discongested, then defibrination, conveniently paper technology copy paper, shaping squeezing, to be drying to obtain.
The present embodiment maximum diameter of hole 50-55 μm, average pore size 33-35 μm, become paper air permeability at 80-90L/m
2.S between.
Embodiment 2,
A kind of filter paper for air filter containing modified Nano bamboo charcoal powder, it is obtained by the raw material of following weight parts (kg): cotton pulp fiber 70, polybenzimidazole fiber 25, modification albite in powder 2, modified Nano bamboo charcoal powder 1, pure-acrylic emulsion 1, nano titanium oxide 0.3, aluminium hydroxide 0.5, APP 0.3, Firebrake ZB 0.4, cocoanut fatty acid diethanolamide 1, PAE wet strength agent 0.2;
The preparation method of described modification albite in powder is: put into by albite after sodium carbonate and potassium permanganate mixed solution soak 6 hours, take out dry, add the Silane coupling agent KH550 of 0.5%, the sldium lauryl sulfate of 0.3%, the aluminium oxide of 1% under 1300 revs/min, stir grinding after 5 minutes, cross 200 mesh sieves and get final product;
The preparation method of described modified Nano bamboo charcoal powder is: bamboo charcoal is put into glacial acetic acid solution and soak after 4 hours, take out washing, then in 400 DEG C of calcinings 4 hours, then grind to form nanometer powder and get final product.
The solid content of described pure-acrylic emulsion is 48%.
Described sodium carbonate and potassium permanganate mixed solution are obtained by mixing by the sodium carbonate liquor of 7g/L and the liquor potassic permanganate equal-volume of 0.7g/L.
The concentration of described glacial acetic acid solution is 20%.
Described a kind of filter paper for air filter containing modified Nano bamboo charcoal powder, preparation method is:
(1) put into pulper size degradation after cotton pulp fiber, polybenzimidazole fiber being mixed by weight 25 minutes, obtain the slurry that solid content is 6%, then add PAE wet strength agent continuation size degradation according to weight portion, obtain mixed slurry;
(2) all the other raw materials are added in step (1) gained mixed slurry by weight, be heated to 70 DEG C;
(3) after fluffer is discongested, then defibrination, after defibrination, gained slurry is sized mixing through adding water, conveniently paper technology copy paper again to solid content 3%, shaping squeezing, is drying to obtain.
The present embodiment maximum diameter of hole 53-55 μm, average pore size 30-35 μm, become paper air permeability at 80-90L/m
2.S between.
Claims (6)
1. the filter paper for air filter containing modified Nano bamboo charcoal powder, it is characterized in that: it is obtained by the raw material of following weight parts: cotton pulp fiber 70-75, polybenzimidazole fiber 25-30, modification albite in powder 2-4, modified Nano bamboo charcoal powder 1-2, pure-acrylic emulsion 1-2, nano titanium oxide 0.1-0.3, aluminium hydroxide 0.3-0.5, APP 0.3-0.4, Firebrake ZB 0.3-0.5, cocoanut fatty acid diethanolamide 1-2, PAE wet strength agent 0.15-0.3;
The preparation method of described modification albite in powder is: put into by albite after sodium carbonate and potassium permanganate mixed solution soak 5-6 hour, take out dry, add the Silane coupling agent KH550 being equivalent to albite weight 0.5-1.2%, the sldium lauryl sulfate being equivalent to albite weight 0.3-0.5%, the aluminium oxide that is equivalent to albite weight 0.5-1% stir after 5-10 minute and grind under 1000-1300 rev/min, cross 100-200 mesh sieve and get final product;
The preparation method of described modified Nano bamboo charcoal powder is: put into by bamboo charcoal after glacial acetic acid solution soaks 4-5 hour, take out washing, then in 400-450 DEG C of calcining 4-6 hour, then grind to form nanometer powder and get final product.
2. a kind of filter paper for air filter containing modified Nano bamboo charcoal powder according to claim 1, is characterized in that: the solid content of described pure-acrylic emulsion is 45-52%.
3. a kind of filter paper for air filter containing modified Nano bamboo charcoal powder according to claim 1, is characterized in that: described sodium carbonate and potassium permanganate mixed solution are obtained by mixing by the sodium carbonate liquor of 7-9g/L and the liquor potassic permanganate equal-volume of 0.7-1.0g/L.
4. a kind of filter paper for air filter containing modified Nano bamboo charcoal powder according to claim 1, is characterized in that: the concentration of described glacial acetic acid solution is 10-20%.
5. a kind of filter paper for air filter containing modified Nano bamboo charcoal powder according to claim 1, is characterized in that: preparation method is:
(1) put into pulper size degradation after cotton pulp fiber, polybenzimidazole fiber being mixed by weight, obtain the slurry that solid content is 5-6%, then add PAE wet strength agent continuation size degradation according to weight portion, obtain mixed slurry;
(2) all the other raw materials are added in step (1) gained mixed slurry by weight, be heated to 70-80 DEG C;
(3) after fluffer is discongested, then defibrination, conveniently paper technology copy paper, shaping squeezing, to be drying to obtain.
6. a kind of filter paper for air filter containing modified Nano bamboo charcoal powder according to claim 5, is characterized in that: after defibrination, gained slurry is sized mixing through adding water, to solid content 2-3%, carry out copy paper operation again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210360420.1A CN102912686B (en) | 2012-09-25 | 2012-09-25 | Filter paper for air filter containing modified nano bamboo charcoal powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210360420.1A CN102912686B (en) | 2012-09-25 | 2012-09-25 | Filter paper for air filter containing modified nano bamboo charcoal powder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102912686A CN102912686A (en) | 2013-02-06 |
| CN102912686B true CN102912686B (en) | 2015-03-25 |
Family
ID=47611238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210360420.1A Expired - Fee Related CN102912686B (en) | 2012-09-25 | 2012-09-25 | Filter paper for air filter containing modified nano bamboo charcoal powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102912686B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334345A (en) * | 2013-05-31 | 2013-10-02 | 蚌埠首创滤清器有限公司 | High-adsorptivity filter paper and preparation method thereof |
| CN104005281B (en) * | 2014-04-25 | 2016-08-24 | 安徽凤凰滤清器股份有限公司 | A kind of fuel filter composite filter paper and preparation method thereof |
| CN107418329A (en) * | 2017-06-20 | 2017-12-01 | 合肥尚涵装饰工程有限公司 | A kind of interior wall coating and preparation method thereof |
| CN107253851A (en) * | 2017-06-20 | 2017-10-17 | 合肥尚涵装饰工程有限公司 | A kind of light-weight insulating brick and preparation method thereof |
| CN107265850A (en) * | 2017-06-30 | 2017-10-20 | 合肥利裕泰玻璃制品有限公司 | A kind of crystal glass and its preparation technology |
| CN107201065A (en) * | 2017-07-19 | 2017-09-26 | 合肥广民建材有限公司 | A kind of diatom ooze ornament materials and preparation method thereof |
| CN107253840A (en) * | 2017-07-19 | 2017-10-17 | 合肥广民建材有限公司 | A kind of freeze proof thermal insulation mortar and preparation method thereof |
| CN107382242A (en) * | 2017-07-25 | 2017-11-24 | 合肥华盖光伏科技有限公司 | A kind of waterproof thermal-insulated partition plate and preparation method thereof |
| CN107337462A (en) * | 2017-07-26 | 2017-11-10 | 合肥铭佑高温技术有限公司 | A kind of sintered refractory block and preparation method thereof |
| CN107265847A (en) * | 2017-08-01 | 2017-10-20 | 合肥利裕泰玻璃制品有限公司 | A kind of leadless environment-friendly crystal glass and preparation method thereof |
| CN107857568A (en) * | 2017-11-29 | 2018-03-30 | 明光市泰丰新材料有限公司 | A kind of high-strength bricks for road surface and preparation method thereof |
| CN108308202A (en) * | 2018-03-29 | 2018-07-24 | 合肥卓畅农业科技有限公司 | Antibacterial particle of a kind of efficient herbicide pesticide of safety and environmental protection and preparation method thereof |
| CN108249938A (en) * | 2018-03-29 | 2018-07-06 | 合肥聪亨新型建材科技有限公司 | A kind of model casting liner refractory composite and preparation method thereof |
| CN108432808A (en) * | 2018-04-26 | 2018-08-24 | 合肥慧谷农业科技有限公司 | A kind of soya seeds coating agent and preparation method thereof |
| CN116314623B (en) * | 2023-05-11 | 2024-03-15 | 江苏正力新能电池技术有限公司 | Composite positive plate, preparation method thereof and secondary battery |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392703A (en) * | 2008-11-06 | 2009-03-25 | 上海华明高技术（集团）有限公司 | Filter paper of air filter for saving fuel and method for manufacturing same |
| CN102505571A (en) * | 2011-12-21 | 2012-06-20 | 中材科技股份有限公司 | No-baffle high-temperature-resistant air filter paper and preparation method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000308805A (en) * | 1999-04-27 | 2000-11-07 | Nippon Sheet Glass Co Ltd | Filter paper for air filter and its production |
| CN1475520A (en) * | 2002-08-15 | 2004-02-18 | 孙建宁 | Shell micro powder filler and its use |
| CN102444054A (en) * | 2011-11-15 | 2012-05-09 | 苏州新业造纸有限公司 | Filter paper for cooling system in wire electrical discharge machining (WEDM) and production method of filter paper |
| CN102500158B (en) * | 2011-11-29 | 2014-03-26 | 无锡格瑞普尔膜科技有限公司 | Preparation method for high-efficiency filter medium with adion exchanging function and membrane filtering function |
-
2012
- 2012-09-25 CN CN201210360420.1A patent/CN102912686B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392703A (en) * | 2008-11-06 | 2009-03-25 | 上海华明高技术（集团）有限公司 | Filter paper of air filter for saving fuel and method for manufacturing same |
| CN102505571A (en) * | 2011-12-21 | 2012-06-20 | 中材科技股份有限公司 | No-baffle high-temperature-resistant air filter paper and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102912686A (en) | 2013-02-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102912686B (en) | Filter paper for air filter containing modified nano bamboo charcoal powder | |
| CN102877372B (en) | A kind of High temperature-resistinfilter filter paper for automobile filter | |
| CN102877373B (en) | A kind of preparation method of the fuel filter filter paper containing modified pearl potter's clay | |
| CN102872652B (en) | Filter paper containing modified dickite powder | |
| CN102872651B (en) | High-filtering precision filter paper of filter for hemp pulp | |
| CN102877375B (en) | A kind of preparation method of the filter paper for air filter containing modified kaolin | |
| CN102912684B (en) | Preparation technology of filter paper for air filter | |
| CN102877371B (en) | Nano montmorillonite powder-containing filter paper for filter | |
| CN102433594A (en) | Production method for bamboo fiber | |
| CN102877376B (en) | A kind of acetate fiber paper | |
| CN107686562A (en) | A kind of preparation method of cellulose aerogels microballoon | |
| CN102912687B (en) | A kind of fuel filter filter paper containing modification infusorial earth | |
| CN102995499B (en) | A kind of filter paper of filter containing smectite powder and preparation method thereof | |
| CN102425014A (en) | Method for preparing loofah sponge viscose fibers | |
| CN102877374B (en) | Polytetrafluoroethylene fiber flame retardant filter paper | |
| CN106049183B (en) | A kind of flat bed filter paper and preparation method thereof | |
| CN102912688B (en) | A kind of preparation method of the cleaner filter paper containing nano titanium oxide | |
| CN102877377B (en) | Preparation process for glass fiber-containing filter paper | |
| CN106567288A (en) | Filter paper with high dust containing capacity for filter | |
| CN102899970A (en) | Preparation process of reed pulp filter paper | |
| CN104005272A (en) | Glass fiber-containing highly waterproof air filter paper and making method thereof | |
| CN102912685B (en) | Preparation method of filter paper for air filter containing nano-porcelain clay | |
| CN106758538A (en) | A kind of Environment-friendlyfilter filter paper containing reed | |
| CN111218852A (en) | Air filter high-temperature-resistant filter element paper | |
| CN106567285A (en) | High-strength ceramic fiber filter filter-paper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 233000 Mount Huangshan Road, Bengbu high tech Zone, Anhui, No. 8028 Applicant after: BENGBU PHOENIX INTERNATIONAL Co.,Ltd. Address before: 233000 Mount Huangshan Road, Bengbu high tech Zone, Anhui, No. 8028 Applicant before: Bengbu Phoenix Filter Co.,Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: BENGBU FENGHUANG FILTERS CO., LTD. TO: ANHUI PHOENIX INTERNATIONAL CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160519 Address after: 233400 Huaiyuan Economic Development Zone, Anhui, Bengbu Patentee after: BENGBU HUAFANG FILTER Co.,Ltd. Address before: 233000 Mount Huangshan Road, Bengbu high tech Zone, Anhui, No. 8028 Patentee before: BENGBU PHOENIX INTERNATIONAL Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20161223 Address after: 233000 Bengbu high tech Zone, Mount Huangshan, South Road, south of the city of Anhui Patentee after: BENGBU PHOENIX INTERNATIONAL Co.,Ltd. Address before: 233400 Huaiyuan Economic Development Zone, Anhui, Bengbu Patentee before: BENGBU HUAFANG FILTER Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |