CN102912685A - Preparation method of filter paper for air filter containing nano-porcelain clay - Google Patents
Preparation method of filter paper for air filter containing nano-porcelain clay Download PDFInfo
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- CN102912685A CN102912685A CN2012103604127A CN201210360412A CN102912685A CN 102912685 A CN102912685 A CN 102912685A CN 2012103604127 A CN2012103604127 A CN 2012103604127A CN 201210360412 A CN201210360412 A CN 201210360412A CN 102912685 A CN102912685 A CN 102912685A
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Abstract
The invention discloses a preparation method of a filter paper for an air filter containing nano-porcelain clay. The filter paper is prepared from the following raw materials in parts by weight: 80 to 85 parts of reed pulp fibers, 45 to 50 parts of bamboo carbon fibers, 0.3 to 0.5 parts of PAE (Polyarylether ) wet strength agent, 1 to 2 parts of modified mixed mineral powder, 1 to 2 parts of modified nano porcelain clay, 0.3 to 0.4 parts of mica powder, 0.2 to 0.4 parts of talc powder, 1 to 2 parts of acetic styrene-acrylic emulsion, 1 to 2 parts of simethicone, 0.5 to 1 parts of zinc borate and 1 to 2 parts of dispersing agent MF (Melamino-Formaldehyde). According to the invention, the modified mixed mineral powder and the modified nano porcelain clay as the raw materials are adopted to increase the adsorptive property of the filter paper, the filter precision is less than 10 mu, and the impurity removal ratio is greater than 99%.
Description
Technical field
The present invention relates to the automobile filter field, exactly is the preparation method that a kind of air filter that contains nanometer china clay is used filter paper.
Background technology
In a system, with a kind of medium of porous the solia particle in liquid or the gas is removed, be called filtration, for the annex of finishing such mission employing is called cleaner.Cleaner includes air filter, oil filter, fuel filter, is referred to as three filters.
As a kind of effective filter medium, filter paper has been widely used in every field.Different according to the kinds of fibers that forms filter paper, the performance of filter paper, purposes are also different, are useful on the common filter paper of general occasion, be used under the high temperature glass fiber filter paper, also have ultra-clean with polypropylene filter paper etc.According to filter paper impregnation whether, can be divided into two large classes, i.e. impregnation filter paper and non-impregnation filter paper.Impregnation filter paper is divided into again curing filter paper and non-curing filter paper.
Along with improving constantly of filter requiring, anyly plant fibrous filter paper and all more and more be difficult to satisfy requirement on using by single, so the filter paper that is formed by multiple fiber combinations arises at the historic moment.Fiber commonly used in the filter paper production has wood fibre, chemical fibre, glass fibre etc.
Summary of the invention
The object of the present invention is to provide the preparation method of the good air filter usefulness filter paper that contains nanometer china clay of a kind of absorption property.
Above-mentioned purpose realizes by following scheme:
A kind of air filter that contains nanometer china clay preparation method of filter paper is characterized in that: may further comprise the steps:
(1) 5-7 weight portion pyrophillite, 2-4 weight portion celestine being put into sodium carbonate and potassium permanganate mixed solution soaked after 5-6 hour, take out dry, add silane coupler KH540, the glycerin monostearate that is equivalent to pyrophillite weight 0.2-0.4% that is equivalent to pyrophillite weight 1-1.2%, the aluminium oxide grinding after stirring 5-8 minute under 1300-1400 rev/min that is equivalent to pyrophillite weight 0.8-1%, cross the 80-100 mesh sieve, namely get modification mixed mineral powder for subsequent use;
(2) china clay is put into sodium hydroxide solution and soaked after 4-5 hour, take out washing, in 800-900 ℃ of calcining 4-6 hour, then grind to form nanometer powder again, namely get modified Nano china clay for subsequent use;
(3) get each raw material according to following weight portion:
The described air filter filter paper that contains nanometer china clay is that the raw material by following weight parts makes: reed pulp fiber 80-85, bamboo-carbon fibre 45-50, PAE wet strength agent 0.3-0.5, modification mixed mineral powder 1-2, modified Nano china clay 1-2, mica powder 0.3-0.4, talcum powder 0.2-0.4, acrylate and vinyl acetate emulsion 1-2, dimethicone 1-2, Firebrake ZB 0.5-1, Dispersant MF 1-2;
(4) will put into the pulper size degradation behind reed pulp fiber, the bamboo-carbon fibre mixing by weight, obtain the slurry that solid content is 5-6%, add again 0.3-0.5 weight portion PAE wet strength agent and continue size degradation, get mixed slurry;
(5) modification mixed mineral powder, modified Nano china clay and all the other raw materials are added in step (4) the gained mixed slurry by weight, be heated to 70-80 ℃;
(6) after fluffer is discongested, defibrination again, the gained slurry is sized mixing through adding water behind the defibrination, copies paper according to conventional paper technology to solid content 2-3%, the moulding squeezing, is drying to obtain.
Described a kind of air filter that contains nanometer china clay preparation method of filter paper, it is characterized in that: the solid content of described acrylate and vinyl acetate emulsion is 42-44%.
Described a kind of air filter that contains nanometer china clay is characterized in that with the preparation method of filter paper: described sodium carbonate and potassium permanganate mixed solution are mixed with the liquor potassic permanganate equal-volume of 0.7-0.9g/L by the sodium carbonate liquor of 7.5-8.5g/L and get.
Described a kind of air filter that contains nanometer china clay preparation method of filter paper, it is characterized in that: the concentration of described sodium hydroxide solution is 11-14%.
Beneficial effect of the present invention is: the absorption property that the modification mixed mineral powder that raw material of the present invention adopts and modified Nano china clay have increased filter paper, filtering accuracy＜10 μ m, removal of impurity＞99%.
The advantages such as gained filter paper of the present invention has good water permeability, filter area is large, the maximum diameter of hole is little, filtering accuracy is high, water-tolerant, stable performance indications are arranged under normal temperature and worst hot case, have preferably heatproof and filter effect, its maximum diameter of hole 50-55 μ m, average pore size 30-35 μ m becomes the paper air permeability at 80-90L/m
2.S between.
The specific embodiment
A kind of air filter that contains nanometer china clay preparation method of filter paper may further comprise the steps:
(1) 5 weight portion pyrophillites, 4 weight portion celestines being put into sodium carbonate and potassium permanganate mixed solution soaked after 6 hours, take out dry, add silane coupler KH540, the glycerin monostearate that is equivalent to pyrophillite weight 0.4% that is equivalent to pyrophillite weight 1%, the aluminium oxide grinding after stirring 8 minutes under 1400 rev/mins that is equivalent to pyrophillite weight 1%, cross 100 mesh sieves, namely get modification mixed mineral powder for subsequent use;
(2) china clay is put into sodium hydroxide solution and soaked after 5 hours, take out washing, in 900 ℃ of calcinings 6 hours, then grind to form nanometer powder again, namely get modified Nano china clay for subsequent use;
(3) get each raw material according to following weight portion (kg):
The described air filter filter paper that contains nanometer china clay is that the raw material by following weight parts makes: reed pulp fiber 85, bamboo-carbon fibre 50, PAE wet strength agent 0.5, modification mixed mineral powder 2, modified Nano china clay 2, mica powder 0.4, talcum powder 0.4, acrylate and vinyl acetate emulsion 2, dimethicone 2, Firebrake ZB 0.5, Dispersant MF 2;
(4) will put into the pulper size degradation behind reed pulp fiber, the bamboo-carbon fibre mixing by weight, obtain solid content and be 6% slurry, add again 0.5 weight portion PAE wet strength agent and continue size degradation, get mixed slurry;
(5) modification mixed mineral powder, modified Nano china clay and all the other raw materials are added in step (4) the gained mixed slurry by weight, be heated to 70 ℃;
(6) after fluffer is discongested, defibrination again, the gained slurry is sized mixing through adding water behind the defibrination, copies paper according to conventional paper technology to solid content 3%, the moulding squeezing, is drying to obtain.
The solid content of described acrylate and vinyl acetate emulsion is 42%.
Described sodium carbonate and potassium permanganate mixed solution are mixed with the liquor potassic permanganate equal-volume of 0.9g/L by the sodium carbonate liquor of 7.5g/L and get.
The concentration of described sodium hydroxide solution is 11%.
The present embodiment filtering accuracy＜10 μ m, removal of impurity＞99%.
Claims (4)
1. an air filter that contains nanometer china clay is characterized in that: may further comprise the steps with the preparation method of filter paper:
(1) 5-7 weight portion pyrophillite, 2-4 weight portion celestine being put into sodium carbonate and potassium permanganate mixed solution soaked after 5-6 hour, take out dry, add silane coupler KH540, the glycerin monostearate that is equivalent to pyrophillite weight 0.2-0.4% that is equivalent to pyrophillite weight 1-1.2%, the aluminium oxide grinding after stirring 5-8 minute under 1300-1400 rev/min that is equivalent to pyrophillite weight 0.8-1%, cross the 80-100 mesh sieve, namely get modification mixed mineral powder for subsequent use;
(2) china clay is put into sodium hydroxide solution and soaked after 4-5 hour, take out washing, in 800-900 ℃ of calcining 4-6 hour, then grind to form nanometer powder again, namely get modified Nano china clay for subsequent use;
(3) get each raw material according to following weight portion:
The described air filter filter paper that contains nanometer china clay is that the raw material by following weight parts makes: reed pulp fiber 80-85, bamboo-carbon fibre 45-50, PAE wet strength agent 0.3-0.5, modification mixed mineral powder 1-2, modified Nano china clay 1-2, mica powder 0.3-0.4, talcum powder 0.2-0.4, acrylate and vinyl acetate emulsion 1-2, dimethicone 1-2, Firebrake ZB 0.5-1, Dispersant MF 1-2;
(4) will put into the pulper size degradation behind reed pulp fiber, the bamboo-carbon fibre mixing by weight, obtain the slurry that solid content is 5-6%, add again 0.3-0.5 weight portion PAE wet strength agent and continue size degradation, get mixed slurry;
(5) modification mixed mineral powder, modified Nano china clay and all the other raw materials are added in step (4) the gained mixed slurry by weight, be heated to 70-80 ℃;
(6) after fluffer is discongested, defibrination again, the gained slurry is sized mixing through adding water behind the defibrination, copies paper according to conventional paper technology to solid content 2-3%, the moulding squeezing, is drying to obtain.
2. a kind of air filter that contains nanometer china clay according to claim 1 is with the preparation method of filter paper, and it is characterized in that: the solid content of described acrylate and vinyl acetate emulsion is 42-44%.
3. a kind of air filter that contains nanometer china clay according to claim 1 is characterized in that with the preparation method of filter paper: described sodium carbonate and potassium permanganate mixed solution are mixed with the liquor potassic permanganate equal-volume of 0.7-0.9g/L by the sodium carbonate liquor of 7.5-8.5g/L and get.
4. a kind of air filter that contains nanometer china clay according to claim 1 is with the preparation method of filter paper, and it is characterized in that: the concentration of described sodium hydroxide solution is 11-14%.
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| CN201210360412.7A CN102912685B (en) | 2012-09-25 | 2012-09-25 | Preparation method of filter paper for air filter containing nano-porcelain clay |
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| CN201210360412.7A CN102912685B (en) | 2012-09-25 | 2012-09-25 | Preparation method of filter paper for air filter containing nano-porcelain clay |
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| CN102912685A true CN102912685A (en) | 2013-02-06 |
| CN102912685B CN102912685B (en) | 2015-03-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112812308A (en) * | 2020-12-30 | 2021-05-18 | 浙江艾特普科技有限公司 | Organic silicon modified PAE resin, preparation method and A-type flame-retardant coating thereof |
Citations (6)
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| 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 | Sea shell micropowder filler and its use |
| 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 |
| 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 |
| CN102500158A (en) * | 2011-11-29 | 2012-06-20 | 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 |
| 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 |
-
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- 2012-09-25 CN CN201210360412.7A patent/CN102912685B/en active Active
Patent Citations (6)
| 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 | Sea shell micropowder filler and its use |
| 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 |
| 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 |
| CN102500158A (en) * | 2011-11-29 | 2012-06-20 | 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 |
| 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 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112812308A (en) * | 2020-12-30 | 2021-05-18 | 浙江艾特普科技有限公司 | Organic silicon modified PAE resin, preparation method and A-type flame-retardant coating thereof |
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Address after: 233000 Mount Huangshan Road, Bengbu high tech Zone, Anhui, No. 8028 Applicant after: ANHUI PHOENIX FILTER CO., LTD. Address before: 233000 Mount Huangshan Road, Bengbu high tech Zone, Anhui, No. 8028 Applicant before: Bengbu Fenghuang Filters Co., Ltd. |
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