CN108867153A - A kind of air filter paper and preparation method thereof containing carbon nanomaterial - Google Patents
A kind of air filter paper and preparation method thereof containing carbon nanomaterial Download PDFInfo
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- CN108867153A CN108867153A CN201810575353.2A CN201810575353A CN108867153A CN 108867153 A CN108867153 A CN 108867153A CN 201810575353 A CN201810575353 A CN 201810575353A CN 108867153 A CN108867153 A CN 108867153A
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
- D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
- D21H15/10—Composite fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/36—Inorganic fibres or flakes
- D21H13/38—Inorganic fibres or flakes siliceous
- D21H13/40—Inorganic fibres or flakes siliceous vitreous, e.g. mineral wool, glass fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/36—Inorganic fibres or flakes
- D21H13/46—Non-siliceous fibres, e.g. from metal oxides
- D21H13/50—Carbon fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/14—Carboxylic acids; Derivatives thereof
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/25—Cellulose
- D21H17/26—Ethers thereof
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/69—Water-insoluble compounds, e.g. fillers, pigments modified, e.g. by association with other compositions prior to incorporation in the pulp or paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/36—Biocidal agents, e.g. fungicidal, bactericidal, insecticidal agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/08—Filter paper
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Paper (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a kind of air filter paper and preparation method thereof containing carbon nanomaterial, belongs to air filtration technical field.The air filter paper is made of the raw material components of following parts by weight：35-55 parts of glass fibre, 20-46 parts of carbon nanomaterial, 15-28 parts of silica gel, 10-20 parts of aluminium chloride, 5-8 parts of sorbic acid, 10-15 parts of binder and 15-24 parts of dispersing agent, the present invention also provides the preparation methods of the above-mentioned air filter paper containing carbon nanomaterial.Air filter paper long service life of the invention, and can be applied in wet environment, there is good anti-microbial property, and preparation method is simple to operation, is suitble to industrialized production.
Description
Technical field
The present invention relates to air filtration technical fields, and in particular to a kind of air filter paper and its system containing carbon nanomaterial
Preparation Method.
Background technique
Air filter paper is widely used in the row such as national defense industry, electronics industry, health care, pharmaceutical industry, food processing
Industry is common air filting material.Air filter paper is superfine fibre by wet papermaking molding preparation, and main application is just
It is to filter the air, removes the particle in air.The fibre diameter of filtering material is smaller, removes the partial size of particle in air
Also just smaller, filter efficiency is also higher, and compared with traditional fiber, nano-fiber material shows better strainability,
Nanometer grade diameter of the carbon nanomaterial with very little, huge specific surface area, excellent absorption property, superpower mechanical property,
These characteristics outstanding make it have a good application prospect in air filter paper field.
But carbon nanomaterial, in the practical application of air filtration, there is also certain defects, due to carbon nanomaterial
Diameter dimension is Nano grade, and common air filter paper diameter is micron level, and the two size difference is larger, it is difficult to directly
Carbon nanomaterial is applied in air filtration.
Summary of the invention
The purpose of the invention is to overcome the problems of the prior art, a kind of air filtration containing carbon nanomaterial is provided
Paper and preparation method thereof.
The present invention provides a kind of air filter papers containing carbon nanomaterial, are made of the raw material components of following parts by weight：
35-55 parts of glass fibre, 20-46 parts of carbon nanomaterial, 15-28 parts of silica gel, 10-20 parts of aluminium chloride, 5-8 parts of sorbic acid, bonding
10-15 parts and dispersing agent 15-24 parts of agent.
Preferably, carbon nanomaterial is the carbon nano-fiber and/or carbon nanotube that diameter is 10~100nm.
Preferably, glass fiber diameter is 0.05~1 μm.
Preferably, binder is sodium carboxymethylcellulose or acrylic resin.
Preferably, dispersing agent is sodium tripolyphosphate or neopelex.
The present invention also provides the preparation methods of the above-mentioned air filter paper containing carbon nanomaterial, include the following steps：
S1, each raw material is weighed by weight ratio；
S2, glass fibre is added in beater, 2-3 times of deionized water is added, glass is made in mashing dispersion 20-40min
Glass fiber dispersion；
S3, configuration liquor alumini chloridi, silica gel is added in liquor alumini chloridi, is placed in 40-65 DEG C of incubator and keeps the temperature 20-
30min obtains modified silica-gel, takes out modified silica-gel, spare；
S4, carbon nanomaterial is added in the dispersant solution that concentration is 0.1-2mol/L, carries out ultrasonic disperse 30-
Then modified silica-gel, sorbic acid and binder is added in 40min, stir 10-20min, obtain mixture A；
S5, glass fibre dispersion liquid and mixture A are mixed, is diluted with water to obtain mixed liquid B, is sent after mixed liquid B slagging-off
L Water Paper is obtained to former wet forming；
S6, l Water Paper is subjected to vacuum suction water removal and ground paper is made after squeezing, ground paper through 80-100 DEG C of dry 40-60min,
Obtain the air filter paper containing carbon nanomaterial.
Further, the concentration of liquor alumini chloridi is 0.1-2mol/L.
Further, mixed liquid B concentration is 0.3-0.5mol/L in step S5.
Further, the air filter paper obtained in S6 containing carbon nanomaterial is with a thickness of 0.35-0.40mm.
Compared with prior art, the beneficial effects of the invention are as follows：1) silicon in air filter paper raw material components of the invention
After glue passes through aluminum chloride modified, form bigger aperture, as the carrier of carbon nanomaterial, under the action of binder with glass
Fiber strength combines, and enhances the intensity and stiffness of air filter paper, can effectively resist wind-force, and the ambient pressures such as air-flow extend
The service life of air filter paper；
2) directly viscous by modified silica-gel, solving carbon nanomaterial and glass fibre by nanometer carbon material supported
The problem of knot, binding force is poor, easily loses powder, cleverly by Application of micron to field of air filtration；
3) since silica gel has stronger water imbibition, the steam in wet environment can effectively be adsorbed, and can
It is reused after water evaporation is dry, therefore the air filter paper being prepared can be used in wet environment, solve tradition
Air filter paper in wet environment the short defect of service life；
4) air filter paper that is prepared of the present invention is up to 99.99% to the removal rate of 0.05-0.3 μm of particle, and
The antibiotic property that air filter paper is improved by sorbic acid, makes the antibiotic property of air filter paper reach 99.9%；
5) the preparation method simple process of air filter paper of the present invention, technological parameter is easy to control, and manufacturing cost is cheap, is suitble to
Industrialized production.
Specific embodiment
Specific embodiments of the present invention will be described in detail below, it is to be understood that protection scope of the present invention is not
It is restricted by specific implementation.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creativeness
Every other embodiment obtained, shall fall within the protection scope of the present invention under the premise of labour.
Embodiment 1
The air filter paper containing carbon nanomaterial of the present embodiment, is made of the raw material components of following parts by weight：Glass fibers
48 parts of dimension, 37 parts of carbon nanotube, 18 parts of silica gel, 12 parts of aluminium chloride, 7 parts of sorbic acid, 13 parts of sodium carboxymethylcellulose and dodecane
20 parts of base benzene sulfonic acid sodium salt.
The preparation method of the above-mentioned air filter paper containing carbon nanomaterial, includes the following steps：
S1, each raw material is weighed by weight ratio；
S2, glass fibre is added in beater, 2 times of deionized water is added, glass fibers are made in mashing dispersion 30min
Tie up dispersion liquid；
S3, configuration aluminum chloride aqueous solution, the concentration of aluminum chloride aqueous solution are 0.5mol/L, and it is water-soluble that aluminium chloride is added in silica gel
It in liquid, is placed in 50 DEG C of incubator and keeps the temperature 30min, obtain modified silica-gel, take out modified silica-gel, it is spare；
S4, carbon nanomaterial is added in the neopelex solution that concentration is 1.5mol/L, carries out ultrasound point
35min is dissipated, modified silica-gel, sorbic acid and sodium carboxymethylcellulose is then added, 20min is stirred, obtains mixture A；
S5, glass fibre dispersion liquid and mixture A are mixed, is diluted with water to obtain mixed liquid B, mixed liquid B concentration is
0.4mol/L send to former wet forming after mixed liquid B slagging-off and obtains l Water Paper；
S6, l Water Paper is subjected to vacuum suction water removal and ground paper is made after squeezing, ground paper is contained through 100 DEG C of dry 55min
The air filter paper of carbon nanomaterial, air filter paper is with a thickness of 0.35mm.
Embodiment 2
The air filter paper containing carbon nanomaterial of the present embodiment, is made of the raw material components of following parts by weight：Glass fibers
42 parts of dimension, 27 parts of carbon nanotube, 21 parts of silica gel, 18 parts of aluminium chloride, 8 parts of sorbic acid, 14 parts of sodium carboxymethylcellulose and dodecane
22 parts of base benzene sulfonic acid sodium salt.
The preparation method of the above-mentioned air filter paper containing carbon nanomaterial, includes the following steps：
S1, each raw material is weighed by weight ratio；
S2, glass fibre is added in beater, 3 times of deionized water is added, glass fibers are made in mashing dispersion 20min
Tie up dispersion liquid；
S3, configuration liquor alumini chloridi, the concentration of aluminum chloride aqueous solution are that silica gel is added in liquor alumini chloridi 1.5mol/L,
It is placed in 65 DEG C of incubator and keeps the temperature 20min, obtain modified silica-gel, take out modified silica-gel, it is spare；
S4, carbon nanomaterial is added in the neopelex solution that concentration is 2mol/L, carries out ultrasonic disperse
Then modified silica-gel, sorbic acid and sodium carboxymethylcellulose is added in 30min, stir 20min, obtain mixture A；
S5, glass fibre dispersion liquid and mixture A are mixed, is diluted with water to obtain mixed liquid B, mixed liquid B concentration is
0.4mol/L send to former wet forming after mixed liquid B slagging-off and obtains l Water Paper；
S6, l Water Paper is subjected to vacuum suction water removal and ground paper is made after squeezing, ground paper is contained through 100 DEG C of dry 50min
The air filter paper of carbon nanomaterial, air filter paper is with a thickness of 0.35mm.
Embodiment 3
The air filter paper containing carbon nanomaterial of the present embodiment, is made of the raw material components of following parts by weight：Glass fibers
40 parts of dimension, 32 parts of carbon nano-fiber, 25 parts of silica gel, 18 parts of aluminium chloride, 7 parts of sorbic acid, 14 parts of acrylic resin and dodecyl
20 parts of benzene sulfonic acid sodium salt.
The preparation method of the above-mentioned air filter paper containing carbon nanomaterial, includes the following steps：
S1, each raw material is weighed by weight ratio；
S2, glass fibre is added in beater, 2.5 times of deionized water is added, glass is made in mashing dispersion 40min
Fiber dispersion；
S3, configuration liquor alumini chloridi, the concentration of liquor alumini chloridi are 0.1mol/L, and silica gel is added in liquor alumini chloridi,
It is placed in 55 DEG C of incubator and keeps the temperature 30min, obtain modified silica-gel, take out modified silica-gel, it is spare；
S4, carbon nanomaterial is added in the neopelex solution that concentration is 1.5mol/L, carries out ultrasound point
30min is dissipated, modified silica-gel, sorbic acid and acrylic resin is then added, 15min is stirred, obtains mixture A；
S5, glass fibre dispersion liquid and mixture A are mixed, is diluted with water to obtain mixed liquid B, mixed liquid B concentration is
0.5mol/L send to former wet forming after mixed liquid B slagging-off and obtains l Water Paper；
S6, l Water Paper is subjected to vacuum suction water removal and ground paper is made after squeezing, ground paper is contained through 90 DEG C of dry 50min
The air filter paper of carbon nanomaterial, air filter paper is with a thickness of 0.35mm.
Comparative example 1
The difference of comparative example 1 and embodiment 1 is not including silica gel and aluminium chloride in raw material components, specific as follows：
The air filter paper containing carbon nanomaterial of comparative example 1, is made of the raw material components of following parts by weight：Glass fibre
48 parts, 37 parts of carbon nanotube, 7 parts of sorbic acid, 13 parts of sodium carboxymethylcellulose and 20 parts of neopelex.
The preparation method of the above-mentioned air filter paper containing carbon nanomaterial, includes the following steps：
S1, each raw material is weighed by weight ratio；
S2, glass fibre is added in beater, 2 times of deionized water is added, glass fibers are made in mashing dispersion 30min
Tie up dispersion liquid；
S3, carbon nanomaterial is added in the neopelex solution that concentration is 1.5mol/L, carries out ultrasound point
35min is dissipated, sorbic acid and sodium carboxymethylcellulose is then added, 20min is stirred, obtains mixture A；
S4, glass fibre dispersion liquid and mixture A are mixed, is diluted with water to obtain mixed liquid B, mixed liquid B concentration is
0.4mol/L send to former wet forming after mixed liquid B slagging-off and obtains l Water Paper；
S5, l Water Paper is subjected to vacuum suction water removal and ground paper is made after squeezing, ground paper is contained through 100 DEG C of dry 55min
The air filter paper of carbon nanomaterial, air filter paper is with a thickness of 0.35mm.
Comparative example 2
The difference of comparative example 2 and embodiment 1 is not including sorbic acid in raw material components, specific as follows：
The air filter paper containing carbon nanomaterial of comparative example 2, is made of the raw material components of following parts by weight：Glass fibre
48 parts, 37 parts of carbon nanotube, 18 parts of silica gel, 12 parts of aluminium chloride, 13 parts of sodium carboxymethylcellulose and neopelex 20
Part.
The preparation method of the above-mentioned air filter paper containing carbon nanomaterial, includes the following steps：
S1, each raw material is weighed by weight ratio；
S2, glass fibre is added in beater, 2 times of deionized water is added, glass fibers are made in mashing dispersion 30min
Tie up dispersion liquid；
S3, configuration aluminum chloride aqueous solution, the concentration of aluminum chloride aqueous solution are 0.5mol/L, and it is water-soluble that aluminium chloride is added in silica gel
It in liquid, is placed in 50 DEG C of incubator and keeps the temperature 30min, obtain modified silica-gel, take out modified silica-gel, it is spare；
S4, carbon nanomaterial is added in the neopelex solution that concentration is 1.5mol/L, carries out ultrasound point
35min is dissipated, modified silica-gel and sodium carboxymethylcellulose is then added, 20min is stirred, obtains mixture A；
S5, glass fibre dispersion liquid and mixture A are mixed, is diluted with water to obtain mixed liquid B, mixed liquid B concentration is
0.4mol/L send to former wet forming after mixed liquid B slagging-off and obtains l Water Paper；
S6, l Water Paper is subjected to vacuum suction water removal and ground paper is made after squeezing, ground paper is contained through 100 DEG C of dry 55min
The air filter paper of carbon nanomaterial, air filter paper is with a thickness of 0.35mm.
Performance test：
The preparation-obtained air filter paper of Example 1-3 and comparative example 1-2 carries out performance detection respectively, as a result such as table
Shown in 1,
1 each group air filter paper performance of table compares
Note：Efficiency refers to the efficiency removed to 0.05-0.3 μm of particle.
As can be seen from the above table, comparative example 1 is compared with embodiment 1-3, and resistance becomes larger, intensity, stiffness and anti-microbial property
Declined, and waterproof performance significantly reduces；Comparative example 2 is compared with embodiment 1-3, and antimicrobial efficiency reduces obvious, other property
It can change little.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of air filter paper containing carbon nanomaterial, which is characterized in that be made of the raw material components of following parts by weight：Glass
35-55 parts of fiber, 20-46 parts of carbon nanomaterial, 15-28 parts of silica gel, 10-20 parts of aluminium chloride, 5-8 parts of sorbic acid, binder 10-
15 parts and dispersing agent 15-24 parts.
2. as described in claim 1 containing the air filter paper of carbon nanomaterial, which is characterized in that the carbon nanomaterial is straight
Diameter is the carbon nano-fiber or carbon nanotube of 10~100nm.
3. as described in claim 1 containing the air filter paper of carbon nanomaterial, which is characterized in that the glass fiber diameter is
0.05~1 μm.
4. as described in claim 1 containing the air filter paper of carbon nanomaterial, which is characterized in that the binder is carboxymethyl
Sodium cellulosate or acrylic resin.
5. as described in claim 1 containing the air filter paper of carbon nanomaterial, which is characterized in that the dispersing agent is trimerization phosphorus
Sour sodium or neopelex.
6. the preparation method of the air filter paper containing carbon nanomaterial as described in claim 1-5 any one, feature exist
In including the following steps：
S1, each raw material is weighed by weight ratio；
S2, glass fibre is added in beater, the deionized water of 2-3 times of its parts by weight, mashing dispersion 20-40min, system is added
At glass fibre dispersion liquid；
S3, configuration liquor alumini chloridi, silica gel is added in liquor alumini chloridi, is placed in 40-65 DEG C of incubator and keeps the temperature 20-
30min obtains modified silica-gel, takes out modified silica-gel, spare；
S4, carbon nanomaterial is added in the dispersant solution that concentration is 0.1-2mol/L, carries out ultrasonic disperse 30-40min, so
Modified silica-gel, sorbic acid and binder are added afterwards, stirs 10-20min, obtains mixture A；
S5, glass fibre dispersion liquid and mixture A are mixed, are diluted with water to obtain mixed liquid B, sent after mixed liquid B slagging-off at
Type device wet forming obtains l Water Paper；
S6, l Water Paper is subjected to vacuum suction water removal and ground paper is made after squeezing, ground paper is obtained through 80-100 DEG C of dry 40-60min
Air filter paper containing carbon nanomaterial.
7. the preparation method of the air filter paper containing carbon nanomaterial as claimed in claim 6, which is characterized in that the chlorination
The concentration of aluminum solutions is 0.1-2mol/L.
8. the preparation method of the air filter paper containing carbon nanomaterial as claimed in claim 6, which is characterized in that the step
Mixed liquid B concentration is 0.3-0.5mol/L in S5.
9. the preparation method of the air filter paper containing carbon nanomaterial as claimed in claim 6, which is characterized in that in the S6
The obtained air filter paper containing carbon nanomaterial is with a thickness of 0.35-0.40mm.
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| CN1586711A (en) * | 2004-07-29 | 2005-03-02 | 华南理工大学 | Aluminium modified silica-gel adsorbent material and its preparing process |
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| CN105233571A (en) * | 2015-10-22 | 2016-01-13 | 南京航空航天大学 | Antibacterial glass-fiber composite filter paper and preparation method thereof |
| CN105274904A (en) * | 2015-11-05 | 2016-01-27 | 义乌市义南纸业有限公司 | High-strength air filter paper and preparation method thereof |
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| CN107587378A (en) * | 2016-07-08 | 2018-01-16 | 昆明纳太科技有限公司 | Air filter paper containing carbon nanomaterial and preparation method thereof |
| CN107149810A (en) * | 2017-06-08 | 2017-09-12 | 安徽天诚环保机械有限公司 | A kind of active carbon air filtering material with bactericidal action and preparation method thereof |
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