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 PDF

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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
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bamboo charcoal
modified nano
filter paper
charcoal powder
parts
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Expired - Fee Related
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CN201210360420.1A
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CN102912686A (en
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陈登宇
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Bengbu Phoenix International Co Ltd
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Bengbu Phoenix International Co Ltd
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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

A kind of filter paper for air filter containing modified Nano bamboo charcoal powder
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.
CN201210360420.1A 2012-09-25 2012-09-25 Filter paper for air filter containing modified nano bamboo charcoal powder Expired - Fee Related CN102912686B (en)

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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

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Free format text: CORRECT: APPLICANT; FROM: BENGBU FENGHUANG FILTERS CO., LTD. TO: ANHUI PHOENIX INTERNATIONAL CO., LTD.

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