CN108079967A - A kind of air purification fiber and preparation method thereof - Google Patents
A kind of air purification fiber and preparation method thereof Download PDFInfo
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- CN108079967A CN108079967A CN201711120043.3A CN201711120043A CN108079967A CN 108079967 A CN108079967 A CN 108079967A CN 201711120043 A CN201711120043 A CN 201711120043A CN 108079967 A CN108079967 A CN 108079967A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/02—Saturated carboxylic acids or thio analogues thereof; Derivatives thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/02—Separation 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/261—Synthetic macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/262—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon to carbon unsaturated bonds, e.g. obtained by polycondensation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28023—Fibres or filaments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/91—Bacteria; Microorganisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
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Abstract
The invention discloses a kind of air purification fibers and preparation method thereof, it is characterised in that：Including adsorbing fiber and air purification base-material；The adsorbing fiber includes the raw material of following parts by weight：15 20 parts of activated carbon, 30 40 parts of polymer, 10 20 parts of plasticizer；The air purification base-material includes the raw material of following parts by weight：15 30 parts of manganese acetate, 58 parts of acetum, 10 20 parts of manganese dioxide, 58 parts of titanium dioxide, 48 parts of surfactant, 40 60 parts of deionized water.（1）Adsorbing fiber and air purification base-material are got out by weight；（2）Make adsorbing fiber；（3）Make air purification base fluid；（4）Air purification base fluid first using nozzle is sprayed onto to the inside of adsorbing fiber, then adsorbing fiber is put into air purification base fluid；（5）Finally the adsorbing fiber for being soaked with air purification base fluid is put into drying baker, heating, drying can obtain air purification fiber, which plays the role of long-acting bactericidal, antibacterial, resolving harmful gas.
Description
Technical field
The present invention relates to technical field of air purification, are specially a kind of air purification fiber and preparation method thereof.
Background technology
In recent years, China's air pollution is more serious, and people are also higher and higher to the attention rate of air pollution, particularly frequency
The continuous wide range of haze weather of numerous appearance makes air pollution more serious.
Air pollution has become human health risk the problem of whole world facing, and air purifying process has obtained people
Highest attention.With the improvement of living standards, people are to bettering people's living environment, improving the requirement of air quality increasingly
It is high.People need a pure and fresh, clean and tidy, hygienic living environment, with air pollution and interior decoration the problem of, Interior Space
Gas is flooded with particulate matter, formaldehyde, total volatile organism, bacterium, virus, anaphylactogen, benzene, ammonia, radon etc..These come from life
The mood of people is not only influenced with peculiar smell in finishing material, and threatens people's health,
In the prior art, the critical component of professional filter device is sorbing material, and the active charcoal of existing sorbing material, activity are received
Rice aluminium oxide, silica gel, zeolite and Nano titanium dioxide etc., in air purification industry, the most commonly used is activated carbons.Activated carbon is
It carbonized with organic carbonaceous material, activate what is formed, there is flourishing gap structure, but existing sorbing material clean-up effect is not
Good, low to the treatment effect of air, the general character is poor, gas by resistance it is big, can not use for a long time, and easily grow germ
With go mouldy.
The content of the invention
It is an object of the invention to provide a kind of air purification fiber and preparation method thereof, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides following technical solution：A kind of air purification fiber, including adsorbing fiber
With air purification base-material；The adsorbing fiber includes the raw material of following parts by weight：
15-20 parts of activated carbon
30-40 parts of polymer
10-20 parts of plasticizer
The air purification base-material includes the raw material of following parts by weight：
15-30 parts of manganese acetate
5-8 parts of acetum
10-20 parts of manganese dioxide
5-8 parts of titanium dioxide
4-8 parts of surfactant
40-60 parts of deionized water.
Preferably, the polymer is polypropylene, polyester, one kind in polylactic resin or its mixture.
Preferably, the plasticizer is that include one or more of polyesters plasticizer, polyalcohol ester plasticizer molten
The mixture of liquid.
Preferably, the plasticizer is the sulfonate such as alkyl amine oxide or propyl naphthalene sulfonate, butyl naphthalene sulfonate.
Preferably, the concentration of the acetum is 20-35g/L.
The production method of air purification fiber, comprises the following steps：
（1）Adsorbing fiber and air purification base-material are got out by weight；
（2）Make adsorbing fiber；
After activated carbon, polymer and plasticizer are mixed evenly, fiber is fabricated to by resin spinning technique, it then will system
The fiber obtained, which mixes, twines the ball of string solid shape for being cold-pressed into high-specific surface area；
（3）Make air purification base fluid
A. titanium dioxide is subjected to ultramicro grinding, then the titanium dioxide after crushing is put into deionized water, ultrasonic agitation is extremely
Uniformly, titanium dioxide mixed solution is formed；
B. manganese dioxide is added in titanium dioxide mixed solution, and is stirred, form mixed solution；
C. and then by surfactant it is added drop-wise in step B in the mixed solution of gained, and is stirred；
D., manganese acetate and acetum are added to the solution of gained in step C, and heating stirring, obtain air purification base
Liquid；
（4）, air purification base fluid first using nozzle is sprayed onto to the inside of adsorbing fiber, adsorbing fiber is then put into sky
In gas purification base fluid, and adsorbing fiber is completely soaked, air purification base fluid is made to be impregnated with adsorbing fiber completely；
（5）Finally the adsorbing fiber for being soaked with air purification base fluid is put into drying baker, it is net that heating, drying can obtain air
Change fiber.
Preferably, the heating temperature in the step D is 30-50 DEG C.
Preferably, the step（4）In soaking time for 30-40 minutes, the temperature that is heated in drying baker is
110-130℃。
Preferably, the mixing speed of the step B, the step C and the step D are 200-500r/min,
The time of stirring is 10-30min.
Compared with prior art, the beneficial effects of the invention are as follows：Manganese acetate and manganese dioxide in fiber is in air
Formaldehyde has preferable suction-operated, and titanium dioxide plays catalytic action, itself is not consumed, and can play long-acting bactericidal, resist
Bacterium, the effect of resolving harmful gas, and make purification efficiency higher of the fiber to air, acetum on the one hand can be to air
Further to be sterilized, still further aspect can play a good protective effect to fiber in itself, prevent fiber from going mouldy,
Activated carbon and polymer are mixed together and are fabricated to fiber, adds the area ratio of activated carbon, it is more preferable to the clean-up effect of air.
Specific embodiment
It is clearly and completely described below in conjunction with the technical solution in the embodiment of the present invention, it is clear that described reality
It is only part of the embodiment of the present invention to apply example, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff all other embodiments obtained without making creative work belong to what the present invention protected
Scope.
Embodiment 1
A kind of air purification fiber, including adsorbing fiber and air purification base-material；The adsorbing fiber includes following parts by weight
Raw material：
15 grams of activated carbon
30 grams of polymer
10 grams of plasticizer
The air purification base-material includes the raw material of following parts by weight：
15 grams of manganese acetate
5 grams of acetum
10 grams of manganese dioxide
5 grams of titanium dioxide
4 grams of surfactant
40 grams of deionized water.
The production method of above-mentioned air purification fiber, comprises the following steps：
（1）Adsorbing fiber and air purification base-material are got out by weight；
（2）Make adsorbing fiber；
After 10 grams of 15 grams of activated carbon, 30 grams of polymer and plasticizer are mixed evenly, it is fabricated to by resin spinning technique
Then fiber obtained is mixed and twines the ball of string solid-state shape for being cold-pressed into high-specific surface area by fiber, a diameter of 0.02mm of the fiber
Shape；
（3）Make air purification base fluid
A. by 5 grams of progress ultramicro grindings of titanium dioxide, then the titanium dioxide after crushing is put into deionized water, is stirred by ultrasonic
To uniform, formation titanium dioxide mixed solution；
B. by manganese dioxide 10 grams be added in titanium dioxide mixed solution, and stirred, the speed of the stirring is 200r/
Min, mixing time 20min form mixed solution；
C. and then by 4 grams of surfactant it is added drop-wise in step B in the mixed solution of gained, and is stirred, the speed of stirring
It spends for 250r/min, mixing time 20min；
D., 5 grams of 15 grams of manganese acetate and acetum are added to the solution of gained in step C, are heated to 40 DEG C, heating it is same
When and stir, the speed of stirring is 300r/min, and the time of stirring is 25min, obtains air purification base fluid；
（4）, air purification base fluid first using nozzle is sprayed onto to the inside of adsorbing fiber, adsorbing fiber is then put into air
It purifies in base fluid, and is completely soaked adsorbing fiber, air purification base fluid is made to be impregnated with adsorbing fiber completely；
（5）Finally the adsorbing fiber for being soaked with air purification base fluid is put into drying baker, it is i.e. available is heated to 120 DEG C of drying
Air purification fiber.
Manganese acetate and manganese dioxide in fiber have the formaldehyde in air preferable suction-operated, and titanium dioxide rises
To catalytic action, itself is not consumed, and can play the role of long-acting bactericidal, antibacterial, resolving harmful gas, and makes fiber to sky
On the one hand the purification efficiency higher of gas, acetum can further sterilize air, still further aspect can be to fibre
Dimension plays a good protective effect in itself, prevents fiber from going mouldy, and activated carbon and polymer are mixed together and are fabricated to fiber,
The area ratio of activated carbon is added, it is more preferable to the clean-up effect of air.
Embodiment 2
A kind of air purification fiber, including adsorbing fiber and air purification base-material；The adsorbing fiber includes following parts by weight
Raw material：
20 grams of activated carbon
40 grams of polymer
20 grams of plasticizer
The air purification base-material includes the raw material of following parts by weight：
30 grams of manganese acetate
8 grams of acetum
20 grams of manganese dioxide
8 grams of titanium dioxide
8 grams of surfactant
60 grams of deionized water.
The production method of above-mentioned air purification fiber, comprises the following steps：
（1）Adsorbing fiber and air purification base-material are got out by weight；
（2）Make adsorbing fiber；
After 20 grams of 20 grams of activated carbon, 40 grams of polymer and plasticizer are mixed evenly, it is fabricated to by resin spinning technique
Then fiber obtained is mixed and twines the ball of string solid-state shape for being cold-pressed into high-specific surface area by fiber, a diameter of 0.02mm of the fiber
Shape；
（3）Make air purification base fluid
A. by 8 grams of progress ultramicro grindings of titanium dioxide, then the titanium dioxide after crushing is put into deionized water, is stirred by ultrasonic
To uniform, formation titanium dioxide mixed solution；
B. by manganese dioxide 20 grams be added in titanium dioxide mixed solution, and stirred, the speed of the stirring is 220r/
Min, mixing time 25min form mixed solution；
C. and then by 8 grams of surfactant it is added drop-wise in step B in the mixed solution of gained, and is stirred, the speed of stirring
It spends for 270r/min, mixing time 20min；
D., 8 grams of 20 grams of manganese acetate and acetum are added to the solution of gained in step C, are heated to 45 DEG C, heating it is same
When and stir, the speed of stirring is 340r/min, and the time of stirring is 25min, obtains air purification base fluid；
（4）, air purification base fluid first using nozzle is sprayed onto to the inside of adsorbing fiber, adsorbing fiber is then put into sky
In gas purification base fluid, and adsorbing fiber is completely soaked, air purification base fluid is made to be impregnated with adsorbing fiber completely；
（5）Finally the adsorbing fiber for being soaked with air purification base fluid is put into drying baker, it is i.e. available is heated to 120 DEG C of drying
Air purification fiber.
Manganese acetate and manganese dioxide in fiber have the formaldehyde in air preferable suction-operated, and titanium dioxide rises
To catalytic action, itself is not consumed, and can play the role of long-acting bactericidal, antibacterial, resolving harmful gas, and makes fiber to sky
On the one hand the purification efficiency higher of gas, acetum can further sterilize air, still further aspect can be to fibre
Dimension plays a good protective effect in itself, prevents fiber from going mouldy, and activated carbon and polymer are mixed together and are fabricated to fiber,
The area ratio of activated carbon is added, it is more preferable to the clean-up effect of air.
Embodiment 3
A kind of air purification fiber, including adsorbing fiber and air purification base-material；The adsorbing fiber includes following parts by weight
Raw material：
17 grams of activated carbon
25 grams of polymer
15 grams of plasticizer
The air purification base-material includes the raw material of following parts by weight：
23 grams of manganese acetate
6 grams of acetum
15 grams of manganese dioxide
7 grams of titanium dioxide
6 grams of surfactant
60 grams of deionized water.
The production method of above-mentioned air purification fiber, comprises the following steps：
（1）Adsorbing fiber and air purification base-material are got out by weight；
（2）Make adsorbing fiber；
After 15 grams of 17 grams of activated carbon, 25 grams of polymer and plasticizer are mixed evenly, it is fabricated to by resin spinning technique
Then fiber obtained is mixed and twines the ball of string solid-state shape for being cold-pressed into high-specific surface area by fiber, a diameter of 0.02mm of the fiber
Shape；
（3）Make air purification base fluid
A. by 7 grams of progress ultramicro grindings of titanium dioxide, then the titanium dioxide after crushing is put into deionized water, is stirred by ultrasonic
To uniform, formation titanium dioxide mixed solution；
B. by manganese dioxide 15 grams be added in titanium dioxide mixed solution, and stirred, the speed of the stirring is 200r/
Min, mixing time 25min form mixed solution；
C. and then by 6 grams of surfactant it is added drop-wise in step B in the mixed solution of gained, and is stirred, the speed of stirring
It spends for 270r/min, mixing time 20min；
D., 8 grams of 23 grams of manganese acetate and acetum are added to the solution of gained in step C, are heated to 45 DEG C, heating it is same
When and stir, the speed of stirring is 300r/min, and the time of stirring is 27min, obtains air purification base fluid；
（4）, air purification base fluid first using nozzle is sprayed onto to the inside of adsorbing fiber, adsorbing fiber is then put into sky
In gas purification base fluid, and adsorbing fiber is completely soaked, air purification base fluid is made to be impregnated with adsorbing fiber completely；
（5）Finally the adsorbing fiber for being soaked with air purification base fluid is put into drying baker, it is i.e. available is heated to 130 DEG C of drying
Air purification fiber.
Manganese acetate and manganese dioxide in fiber have the formaldehyde in air preferable suction-operated, and titanium dioxide rises
To catalytic action, itself is not consumed, and can play the role of long-acting bactericidal, antibacterial, resolving harmful gas, and makes fiber to sky
On the one hand the purification efficiency higher of gas, acetum can further sterilize air, still further aspect can be to fibre
Dimension plays a good protective effect in itself, prevents fiber from going mouldy, and activated carbon and polymer are mixed together and are fabricated to fiber,
The area ratio of activated carbon is added, it is more preferable to the clean-up effect of air.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. the invention discloses a kind of air purification fibers, it is characterised in that：Including adsorbing fiber and air purification base-material；Institute
Stating adsorbing fiber includes the raw material of following parts by weight：
15-20 parts of activated carbon
30-40 parts of polymer
10-20 parts of plasticizer
The air purification base-material includes the raw material of following parts by weight：
15-30 parts of manganese acetate
5-8 parts of acetum
10-20 parts of manganese dioxide
5-8 parts of titanium dioxide
4-8 parts of surfactant
40-60 parts of deionized water.
2. a kind of air purification fiber according to claim 1, it is characterised in that：The polymer is polypropylene, gathers
One kind or its mixture in ester, polylactic resin.
3. a kind of air purification fiber according to claim 1, it is characterised in that：The plasticizer is to include polyesters
The mixture of one or more of plasticizer, polyalcohol ester plasticizer solution.
4. a kind of air purification fiber according to claim 1, it is characterised in that：The plasticizer is alkyl amine oxide
Or the sulfonate such as propyl naphthalene sulfonate, butyl naphthalene sulfonate.
5. a kind of air purification fiber according to claim 1, it is characterised in that：The concentration of the acetum is
20-35g/L。
6. a kind of production method of air purification fiber according to claim 3-8 any one, comprises the following steps：
（1）Adsorbing fiber and air purification base-material are got out by weight；
（2）Make adsorbing fiber；
After activated carbon, polymer and plasticizer are mixed evenly, fiber is fabricated to by resin spinning technique, it then will system
The fiber obtained, which mixes, twines the ball of string solid shape for being cold-pressed into high-specific surface area；
（3）Make air purification base fluid
A. titanium dioxide is subjected to ultramicro grinding, then the titanium dioxide after crushing is put into deionized water, ultrasonic agitation is extremely
Uniformly, titanium dioxide mixed solution is formed；
B. manganese dioxide is added in titanium dioxide mixed solution, and is stirred, form mixed solution；
C. and then by surfactant it is added drop-wise in step B in the mixed solution of gained, and is stirred until homogeneous；
D., manganese acetate and acetum are added to the solution of gained in step C, and heating stirring, obtain air purification base
Liquid；
（4）, air purification base fluid first using nozzle is sprayed onto to the inside of adsorbing fiber, adsorbing fiber is then put into air
It purifies in base fluid, and is completely soaked adsorbing fiber, air purification base fluid is made to be impregnated with adsorbing fiber completely；
（5）Finally the adsorbing fiber for being soaked with air purification base fluid is put into drying baker, heating, drying can obtain air purification
Use fiber.
7. a kind of production method of air purification fiber according to claim 6, it is characterised in that：The step D
In heating temperature be 30-50 DEG C.
8. a kind of production method of air purification fiber according to claim 6, it is characterised in that：The step（4）
In soaking time for 30-40 minute, the temperature heated in drying baker is 110-130 DEG C.
9. a kind of production method of air purification fiber according to claim 6, it is characterised in that：The step B,
The mixing speed of the step C and the step D are 200-500r/min, and the time of stirring is 10-30min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711120043.3A CN108079967A (en) | 2017-11-14 | 2017-11-14 | A kind of air purification fiber and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711120043.3A CN108079967A (en) | 2017-11-14 | 2017-11-14 | A kind of air purification fiber and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893912A (en) * | 2019-02-25 | 2019-06-18 | 安徽宏凤空调滤网有限公司 | A kind of aroma type active carbon bacterium resisting is except formaldehyde strainer and preparation method thereof |
| CN111644035A (en) * | 2020-05-06 | 2020-09-11 | 江苏卓高环保科技有限公司 | Formaldehyde composite purification material disinfects and air purifier prepared from formaldehyde composite purification material |
| CN114849412A (en) * | 2022-05-28 | 2022-08-05 | 吕国杰 | Preparation process of formaldehyde purification material |
-
2017
- 2017-11-14 CN CN201711120043.3A patent/CN108079967A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893912A (en) * | 2019-02-25 | 2019-06-18 | 安徽宏凤空调滤网有限公司 | A kind of aroma type active carbon bacterium resisting is except formaldehyde strainer and preparation method thereof |
| CN111644035A (en) * | 2020-05-06 | 2020-09-11 | 江苏卓高环保科技有限公司 | Formaldehyde composite purification material disinfects and air purifier prepared from formaldehyde composite purification material |
| CN114849412A (en) * | 2022-05-28 | 2022-08-05 | 吕国杰 | Preparation process of formaldehyde purification material |
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Application publication date: 20180529 |
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