CN110292855A - A kind of air purifying filter mesh and preparation method thereof for administering formaldehyde - Google Patents

A kind of air purifying filter mesh and preparation method thereof for administering formaldehyde Download PDF

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Publication number
CN110292855A
CN110292855A CN201910602051.4A CN201910602051A CN110292855A CN 110292855 A CN110292855 A CN 110292855A CN 201910602051 A CN201910602051 A CN 201910602051A CN 110292855 A CN110292855 A CN 110292855A
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CN
China
Prior art keywords
formaldehyde
air purifying
purifying filter
filter mesh
parts
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Pending
Application number
CN201910602051.4A
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Chinese (zh)
Inventor
何泓材
王聪
何朝凌
李峥
冯玉川
南策文
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Jiangsu Qinghe Material Technology Co Ltd
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Jiangsu Qinghe Material Technology Co Ltd
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Priority to CN201910602051.4A priority Critical patent/CN110292855A/en
Publication of CN110292855A publication Critical patent/CN110292855A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters, i.e. particle separators or filtering processes specially modified for separating dispersed particles from gases or vapours
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/8668Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/06Polluted air

Abstract

The present invention relates to air purifying filter mesh manufacturing fields, it is related to a kind of air purifying filter mesh for administering formaldehyde, a kind of preparation method of air purifying filter mesh for administering formaldehyde has also been devised, a kind of preparation method of air purifying filter mesh that administering formaldehyde, including following preparation step: step a, the preparation of Compound Punch stick stone material, step b, the preparation of adsorption cleaning slurry and step c, purify the preparation of strainer.Compared with prior art, the present invention is achieved has the technical effect that the arrangement of load nano adsorption catalysed particulate uniformly, and whole coverage rate is up to 90%;Preparation process is simple, and materials are at low cost, and is easy to prepare, and water-based is formulated nontoxic environmental protection;It is widely portable to the improvement of the formaldehyde of household, office, automotive interior and public place;Formaldehyde absorbing rate of the present invention is high, catalysis is strong.

Description

A kind of air purifying filter mesh and preparation method thereof for administering formaldehyde
Technical field
The present invention relates to air purifying filter mesh manufacturing fields, are related to a kind of air purifying filter mesh for administering formaldehyde, also design A kind of preparation method of air purifying filter mesh that administering formaldehyde.
Background technique
Under the constantly fast-developing background of current social economy, the environmental quality issues in indoor cart increasingly causes society The concern of meeting all circles.A large amount of ornament materials can be all used in newly-decorated house and new car, and these ornament materials all can not The toxic and harmful gas such as release formaldehyde, benzene,toluene,xylene with degree, wherein the pollution of formaldehyde is the most serious, endangers to human body Evil is also big.Formaldehyde itself has strong volatility characteristics, while the smell of formaldehyde also has irritation, and toxicity also compares By force, formaldehyde by entering after respiratory tract after human body respiration, can cause serious harm or even serious to human body In the case of, it also results in people and the problems such as tumour canceration occurs.
Administering formaldehyde main method at present has ventilation method, physisorphtion etc., and these methods have corresponding drawback, For example ventilation method can not be just applicable in the case where door and window closes, meeting release formaldehyde after physical absorption reaches full, photocatalyst hair Reaction condition is more harsh, need to can just play a role under visible light ultraviolet irradiation.
Therefore developing one kind efficient absorption formaldehyde and can be catalytically decomposed formaldehyde products, for improvement people's living environment Have great importance.
Therefore, it is necessary to seek the new technology of one kind to solve the above problems.
Summary of the invention
The purpose of the present invention is: in view of the above deficiencies, provide it is a kind of administer formaldehyde air purifying filter mesh and its preparation side Method.
In order to achieve the above objectives, the technical solution adopted by the present invention is that:
A kind of air purifying filter mesh for administering formaldehyde, this air purifying filter mesh is by base fabric and the absorption being deposited in base fabric Purification slurry is made, and the adsorption cleaning slurry includes attapulgite, potassium permanganate, ammonium oxalate solution, sulfuric acid, binder, divides Powder and deionized water are constituted, and wherein the mass parts of each component are respectively as follows: 10-30 parts of attapulgite, potassium permanganate 10-30 Part, 5-10 parts of oxamic acid solution part, 10-30 parts of sulfuric acid, 5-7 parts of binder, 0-1 parts of dispersing agent, 90-110 parts of deionized water.
The base fabric is one or more of PP, PET, HEPA, non-woven fabrics Compound Fabric.
The fineness of the attapulgite is 300 mesh, purity 70-90%.
The fineness of the potassium permanganate is 300 mesh.
The binder is polyacrylate, polyvinyl alcohol, ethylene-vinyl acetate copolymer, polyvinyl acetate, butylbenzene The mixture of one or more of latex, styrene-acrylic latex, purified petroleum benzin latex or polyurethane.
The dispersing agent is highly branched chain alcohol, sodium carboxymethylcellulose, triethyl phosphate, polyacrylic acid, Sodium Polyacrylate, gathers One of ethylene glycol, polyethylene oxide and hydroxyethyl cellulose or a variety of combinations.
A kind of preparation method of air purifying filter mesh that administering formaldehyde, including following preparation step: step a, Compound Punch The preparation of stick stone material, step b, the preparation of adsorption cleaning slurry and step c, purify the preparation of strainer.
Wherein step a, the preparation of Compound Punch stick stone material:
A1, attapulgite surface is subjected to acidification: attapulgite is added in the sulfuric acid that concentration is 5% and is stirred It mixes, drying obtains powder A;
A2, it powder A is subjected to heating with potassium permanganate, ammonium oxalate solution at 90 DEG C reacts, dried at 100-300 DEG C It is dry to obtain Compound Punch stick stone material.
The preparation of adsorption cleaning slurry: wherein step b the Compound Punch stick stone material addition that claim 8 obtains is gone In ionized water, add dispersing agent, binder is stirred to obtain slurry, revolving speed is 800 revs/min, and mixing time is 30min。
Wherein step c purifies the preparation of strainer: base fabric being soaked in the obtained slurry of claim 9,10- is impregnated 20min, drying can be obtained with the strainer for adsorbing and being catalyzed formaldehyde at 90 DEG C after taking-up.
Compared with prior art, the present invention is achieved has the technical effect that 1, load nano adsorption catalysed particulate arrangement is equal Even, whole coverage rate is up to 90%;2, preparation process is simple, and materials are at low cost, and is easy to prepare, and water-based formula is nontoxic Environmental protection;3, it is widely portable to the improvement of the formaldehyde of household, office, automotive interior and public place;4, formaldehyde of the present invention Adsorption rate is high, catalysis is strong.
Specific embodiment
A kind of air purifying filter mesh for administering formaldehyde, this air purifying filter mesh is by base fabric and the absorption being deposited in base fabric Purification slurry is made, and the adsorption cleaning slurry includes attapulgite, potassium permanganate, ammonium oxalate solution, sulfuric acid, binder, divides Powder and deionized water are constituted.
In the present invention, one or more of base fabric PP, PET, HEPA, non-woven fabrics Compound Fabric preferably can be pp Base fabric, PET base fabric, HEPA base fabric, non-woven fabrics base fabric, PP/PET base fabric or PET/HEPA base fabric.
The fineness of attapulgite is 300 mesh, and purity 70-90%, mass parts are 10-30 parts, specific pure in embodiment Degree is 70%, 74%, 78%, 82%, 86%, 90%, concretely 10,14,18,20,25,30 parts of quality point.
The fineness of the potassium permanganate is 300 mesh, mass parts 10-30, in a particular embodiment quality point can for 10, 14、18、20、25、30。
5-10 parts of the mass parts position of the oxamic acid solution, mass parts can be 5,6,7,8,9,10 in a particular embodiment Part.
The mass parts of sulfuric acid are 10-30 parts, can in embodiment specifically: 10,14,18,20,25,30 parts
Binder is polyacrylate, polyvinyl alcohol, ethylene-vinyl acetate copolymer, polyvinyl acetate, butylbenzene cream The mixture of one or more of glue, styrene-acrylic latex, purified petroleum benzin latex or polyurethane, mass parts are 5-7 parts, specific real Applying in example to be 5,5,5,6,6,7 parts.
Dispersing agent is highly branched chain alcohol, sodium carboxymethylcellulose, triethyl phosphate, polyacrylic acid, Sodium Polyacrylate, poly- second two One of alcohol, polyethylene oxide and hydroxyethyl cellulose or a variety of combinations, mass parts are 0-1 parts, in specific embodiment In can be 0.1,0.2,0.4,0.5,0.8,1 part.
Deionized water can be 90,95,97,100,105,110 parts in specific embodiment.
A kind of preparation method of air purifying filter mesh that administering formaldehyde, including following preparation step: step a, Compound Punch The preparation of stick stone material, step b, the preparation of adsorption cleaning slurry and step c, purify the preparation of strainer, wherein step a, multiple Close the preparation of attapulgite material:
A1, attapulgite surface is subjected to acidification: attapulgite is added in the sulfuric acid that concentration is 5% and is stirred It mixes, drying obtains powder A;
A2, it powder A is subjected to heating with potassium permanganate, ammonium oxalate solution at 90 DEG C reacts, dried at 100-300 DEG C It is dry to obtain Compound Punch stick stone material;
The preparation of adsorption cleaning slurry: wherein step b the Compound Punch stick stone material addition that claim 8 obtains is gone In ionized water, add dispersing agent, binder is stirred to obtain slurry, revolving speed is 800 revs/min, and mixing time is 30min;
Wherein step c purifies the preparation of strainer: base fabric being soaked in the obtained slurry of claim 9,10- is impregnated 20min, drying can be obtained with the strainer for adsorbing and being catalyzed formaldehyde at 90 DEG C after taking-up.
Compared with prior art, the present invention is achieved has the technical effect that 1, load nano adsorption catalysed particulate arrangement is equal Even, whole coverage rate is up to 90%;2, preparation process is simple, and materials are at low cost, and is easy to prepare, and water-based formula is nontoxic Environmental protection;3, it is widely portable to the improvement of the formaldehyde of household, office, automotive interior and public place;4, formaldehyde of the present invention Adsorption rate is high, catalysis is strong.
Below by specific embodiment the technical scheme of the present invention will be further described explanation, but the present invention is not limited to Following embodiment:
Embodiment one:
Attapulgite surface is subjected to acidification: mass parts are added in 10 mass parts, the attapulgite that purity is 70% 10 parts, concentration be 5% sulfuric acid in be stirred, drying obtain powder A;
A2, the ammonium oxalate solution of powder A and the potassium permanganate of 10 mass parts, 5 mass parts are carried out heating instead at 90 DEG C It answers, is dried to obtain Compound Punch stick stone material at 100 DEG C;
The preparation of adsorption cleaning slurry: 90 parts of deionization is added in obtained Compound Punch stick stone material by wherein step b In water, the polyacrylate of the highly branched chain alcohol, 5 mass parts that add 0.1 mass parts is stirred to obtain slurry, and revolving speed is 800 revs/min, mixing time 30min;
Wherein step c purifies the preparation of strainer: in the slurry that PP base fabric is soaked in, 10min is impregnated, after taking-up Drying can be obtained with the strainer for adsorbing and being catalyzed formaldehyde at 90 DEG C.
Embodiment two:
Attapulgite surface is subjected to acidification: mass parts are added in 14 mass parts, the attapulgite that purity is 74% 14 parts, concentration be 5% sulfuric acid in be stirred, drying obtain powder A;
A2, the ammonium oxalate solution of powder A and the potassium permanganate of 14 mass parts, 6 mass parts are carried out heating instead at 90 DEG C It answers, is dried to obtain Compound Punch stick stone material at 140 DEG C;
The preparation of adsorption cleaning slurry: 95 parts of deionization is added in obtained Compound Punch stick stone material by wherein step b In water, the polyvinyl alcohol of the sodium carboxymethylcellulose, 5 mass parts that add 0.2 mass parts is stirred to obtain slurry, revolving speed It is 800 revs/min, mixing time 30min;
Wherein step c purifies the preparation of strainer: in the slurry that PET base fabric is soaked in, 12min is impregnated, after taking-up Drying can be obtained with the strainer for adsorbing and being catalyzed formaldehyde at 90 DEG C.
Embodiment three:
Attapulgite surface is subjected to acidification: mass parts are added in 18 mass parts, the attapulgite that purity is 78% 18 parts, concentration be 5% sulfuric acid in be stirred, drying obtain powder A;
A2, the ammonium oxalate solution of powder A and the potassium permanganate of 18 mass parts, 7 mass parts are carried out heating instead at 90 DEG C It answers, is dried to obtain Compound Punch stick stone material at 180 DEG C;
The preparation of adsorption cleaning slurry: 97 parts of deionization is added in obtained Compound Punch stick stone material by wherein step b In water, the ethylene-vinyl acetate copolymer of the triethyl phosphate, 5 mass parts that add 0.4 mass parts, which is stirred, to be starched Material, revolving speed are 800 revs/min, mixing time 30min;
Wherein step c purifies the preparation of strainer: in the slurry that HEPA base fabric is soaked in, impregnating 14min, takes out Drying can be obtained with the strainer for adsorbing and being catalyzed formaldehyde at 90 DEG C afterwards.
Example IV:
Attapulgite surface is subjected to acidification: mass parts are added in 20 mass parts, the attapulgite that purity is 82% 20 parts, concentration be 5% sulfuric acid in be stirred, drying obtain powder A;
A2, the ammonium oxalate solution of powder A and the potassium permanganate of 20 mass parts, 8 mass parts are carried out heating instead at 90 DEG C It answers, is dried to obtain Compound Punch stick stone material at 220 DEG C;
Wherein step b, the preparation of adsorption cleaning slurry: by obtained Compound Punch stick stone material be added 100 parts go from In sub- water, the polyvinyl acetate of the polyacrylic acid, 6 mass parts that add 0.5 mass parts is stirred to obtain slurry, revolving speed It is 800 revs/min, mixing time 30min;
Wherein step c purifies the preparation of strainer: in the slurry that non-woven fabrics base fabric is soaked in, impregnating 16min, takes Drying can be obtained with the strainer for adsorbing and being catalyzed formaldehyde at 90 DEG C after out.
Embodiment five:
Attapulgite surface is subjected to acidification: mass parts are added in 25 mass parts, the attapulgite that purity is 86% 25 parts, concentration be 5% sulfuric acid in be stirred, drying obtain powder A;
A2, the ammonium oxalate solution of powder A and the potassium permanganate of 25 mass parts, 9 mass parts are carried out heating instead at 90 DEG C It answers, is dried to obtain Compound Punch stick stone material at 260 DEG C;
Wherein step b, the preparation of adsorption cleaning slurry: by obtained Compound Punch stick stone material be added 105 parts go from In sub- water, the butadiene-styrene latex of the Sodium Polyacrylate, 6 mass parts that add 0.8 mass parts is stirred to obtain slurry, and revolving speed is 800 revs/min, mixing time 30min;
Wherein step c purifies the preparation of strainer: in the slurry that PP/PET base fabric is soaked in, impregnating 18min, takes Drying can be obtained with the strainer for adsorbing and being catalyzed formaldehyde at 90 DEG C after out.
Embodiment six:
Attapulgite surface is subjected to acidification: mass parts are added in 30 mass parts, the attapulgite that purity is 90% 30 parts, concentration be 5% sulfuric acid in be stirred, drying obtain powder A;
A2, the ammonium oxalate solution of powder A and the potassium permanganate of 30 mass parts, 10 mass parts are carried out heating instead at 90 DEG C It answers, is dried to obtain Compound Punch stick stone material at 300 DEG C;
Wherein step b, the preparation of adsorption cleaning slurry: by obtained Compound Punch stick stone material be added 110 parts go from In sub- water, the purified petroleum benzin latex of the polyethylene glycol, 7 mass parts that add 1 mass parts is stirred to obtain slurry, revolving speed 800 Rev/min, mixing time 30min;
Wherein step c purifies the preparation of strainer: in the slurry that PET/HEPA base fabric is soaked in, 20min is impregnated, Drying can be obtained with the strainer for adsorbing and being catalyzed formaldehyde at 90 DEG C after taking-up.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.

Claims (10)

1. a kind of air purifying filter mesh for administering formaldehyde, it is characterised in that: this air purifying filter mesh is by base fabric and is deposited in base Adsorption cleaning slurry on cloth is made, the adsorption cleaning slurry include attapulgite, potassium permanganate, ammonium oxalate solution, sulfuric acid, Binder, dispersing agent and deionized water are constituted, and wherein the mass parts of each component are respectively as follows: 10-30 parts of attapulgite, permanganic acid 10-30 parts of potassium, 5-10 parts of oxamic acid solution part, 10-30 parts of sulfuric acid, 5-7 parts of binder, 0-1 parts of dispersing agent, deionized water 90- 110 parts.
2. it is according to claim 1 it is a kind of administer formaldehyde air purifying filter mesh, it is characterised in that: the base fabric be PP, One or more of PET, HEPA, non-woven fabrics Compound Fabric.
3. a kind of air purifying filter mesh for administering formaldehyde according to claim 1, it is characterised in that: the attapulgite Fineness is 300 mesh, purity 70-90%.
4. a kind of air purifying filter mesh for administering formaldehyde according to claim 1, it is characterised in that: the potassium permanganate Fineness is 300 mesh.
5. a kind of air purifying filter mesh for administering formaldehyde according to claim 1, it is characterised in that: the binder is poly- Acrylate, polyvinyl alcohol, ethylene-vinyl acetate copolymer, polyvinyl acetate, butadiene-styrene latex, styrene-acrylic latex, purified petroleum benzin cream The mixture of one or more of glue or polyurethane.
6. a kind of air purifying filter mesh for administering formaldehyde according to claim 1, it is characterised in that: the dispersing agent is more Branched-chain alcoho, sodium carboxymethylcellulose, triethyl phosphate, polyacrylic acid, Sodium Polyacrylate, polyethylene glycol, polyethylene oxide and hydroxyl One of ethyl cellulose or a variety of combinations.
7. a kind of preparation method for the air purifying filter mesh for administering formaldehyde, it is characterised in that: including following preparation step: step a, The preparation of Compound Punch stick stone material, step b, the preparation of adsorption cleaning slurry and step c, purify the preparation of strainer.
8. a kind of preparation method of air purifying filter mesh for administering formaldehyde according to claim 7, it is characterised in that: wherein Step a, the preparation of Compound Punch stick stone material:
A1, attapulgite surface is subjected to acidification: attapulgite is added in the sulfuric acid that concentration is 5% and is stirred, dried It is dry to obtain powder A;
A2, it powder A is subjected to heating with potassium permanganate, ammonium oxalate solution at 90 DEG C reacts, carry out drying at 100-300 DEG C To Compound Punch stick stone material.
9. a kind of preparation method of air purifying filter mesh for administering formaldehyde according to claim 8, it is characterised in that: wherein Step b, the preparation of adsorption cleaning slurry: the Compound Punch stick stone material that claim 8 is obtained is added in deionized water, then plus Enter dispersing agent, binder is stirred to obtain slurry, revolving speed is 800 revs/min, mixing time 30min.
10. a kind of preparation method of air purifying filter mesh for administering formaldehyde according to claim 9, it is characterised in that: its Middle step c, purifies the preparation of strainer: base fabric being soaked in the obtained slurry of claim 9,10-20min is impregnated, is taken out Drying can be obtained with the strainer for adsorbing and being catalyzed formaldehyde at 90 DEG C afterwards.
CN201910602051.4A 2019-07-05 2019-07-05 A kind of air purifying filter mesh and preparation method thereof for administering formaldehyde Pending CN110292855A (en)

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CN111569847A (en) * 2019-11-08 2020-08-25 成都易态科技有限公司 Formaldehyde adsorption-catalytic decomposition composite material, preparation method and application
CN112337191A (en) * 2020-10-23 2021-02-09 绍兴蓝竹新材料科技有限公司 Preparation method of filter material with formaldehyde removal function
CN112774652A (en) * 2019-11-08 2021-05-11 成都易态科技有限公司 Formaldehyde purification porous film and preparation method thereof
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CN111569847A (en) * 2019-11-08 2020-08-25 成都易态科技有限公司 Formaldehyde adsorption-catalytic decomposition composite material, preparation method and application
CN112774652A (en) * 2019-11-08 2021-05-11 成都易态科技有限公司 Formaldehyde purification porous film and preparation method thereof
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CN112774650A (en) * 2019-11-08 2021-05-11 成都易态科技有限公司 Formaldehyde purification material preparation, preparation method and application
CN112774653A (en) * 2019-11-08 2021-05-11 成都易态科技有限公司 Formaldehyde adsorption-catalytic decomposition composite material, preparation method and application
CN112337191A (en) * 2020-10-23 2021-02-09 绍兴蓝竹新材料科技有限公司 Preparation method of filter material with formaldehyde removal function

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