CN109453612A - A kind of preparation method of air cleaning sponge - Google Patents
A kind of preparation method of air cleaning sponge Download PDFInfo
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- CN109453612A CN109453612A CN201810433982.1A CN201810433982A CN109453612A CN 109453612 A CN109453612 A CN 109453612A CN 201810433982 A CN201810433982 A CN 201810433982A CN 109453612 A CN109453612 A CN 109453612A
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- air cleaning
- cleaning sponge
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- carbon
- air
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- 238000004140 cleaning Methods 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 104
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims abstract description 96
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 77
- 229920000570 polyether Polymers 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229920002545 silicone oil Polymers 0.000 claims abstract description 15
- 239000012948 isocyanate Substances 0.000 claims abstract description 14
- -1 tertiary amine compounds Chemical class 0.000 claims abstract description 6
- 239000012974 tin catalyst Substances 0.000 claims abstract description 5
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 4
- 229920005862 polyol Polymers 0.000 claims abstract description 4
- 150000003077 polyols Chemical class 0.000 claims abstract description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 48
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 claims description 30
- 238000002156 mixing Methods 0.000 claims description 17
- 241000196324 Embryophyta Species 0.000 claims description 15
- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 claims description 15
- 235000013162 Cocos nucifera Nutrition 0.000 claims description 9
- 244000060011 Cocos nucifera Species 0.000 claims description 9
- 239000003610 charcoal Substances 0.000 claims description 9
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 6
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 6
- 229910021389 graphene Inorganic materials 0.000 claims description 6
- 239000004113 Sepiolite Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims description 3
- 235000011187 glycerol Nutrition 0.000 claims description 3
- 239000011941 photocatalyst Substances 0.000 claims description 3
- 229910052624 sepiolite Inorganic materials 0.000 claims description 3
- 235000019355 sepiolite Nutrition 0.000 claims description 3
- 229940070527 tourmaline Drugs 0.000 claims description 3
- 229910052613 tourmaline Inorganic materials 0.000 claims description 3
- 239000011032 tourmaline Substances 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 2
- AYOHIQLKSOJJQH-UHFFFAOYSA-N dibutyltin Chemical compound CCCC[Sn]CCCC AYOHIQLKSOJJQH-UHFFFAOYSA-N 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 150000005846 sugar alcohols Polymers 0.000 claims 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 37
- 239000004744 fabric Substances 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 16
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 11
- 229930040373 Paraformaldehyde Natural products 0.000 abstract description 7
- 229920002866 paraformaldehyde Polymers 0.000 abstract description 7
- 229910021529 ammonia Inorganic materials 0.000 abstract description 6
- 238000005187 foaming Methods 0.000 abstract description 6
- 239000013618 particulate matter Substances 0.000 abstract description 4
- 239000003599 detergent Substances 0.000 abstract description 3
- 238000011049 filling Methods 0.000 abstract description 3
- 238000004378 air conditioning Methods 0.000 abstract description 2
- 238000004887 air purification Methods 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 13
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 238000000746 purification Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 5
- 238000009775 high-speed stirring Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004817 gas chromatography Methods 0.000 description 3
- 150000002513 isocyanates Chemical class 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003831 deregulation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 229910052704 radon Inorganic materials 0.000 description 1
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/406—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
- B01D2257/7027—Aromatic hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Filtering Materials (AREA)
Abstract
The invention belongs to air purification fields, specifically disclose a kind of preparation method of air cleaning sponge, by the way that polyether polyol, water, tertiary amine compounds, silicone oil, plant essence, active powdered carbon, toluene di-isocyanate(TDI), tin catalyst are stirred foaming by a certain percentage, required size is sliced into after curing, obtain air cleaning sponge, can be in fields such as fresh air system, air purifier, car filters system, air-conditionings as air purifying filter mesh application, PARA FORMALDEHYDE PRILLS(91,95), toluene, ammonia, TVOC and particulate matter have good clean-up effect.Air cleaning sponge prepared by the present invention, while the detergent power for giving full play to active carbon, with smaller windage, overcome that existing active carbon filling filter screen column-shaped active carbon hole utilization rate is not high and folder carbon cloth strainer activated carbon content lacks the big disadvantage of windage.
Description
Technical field
The invention belongs to air purification fields, and in particular to a kind of preparation method of air cleaning sponge.
Background technique
This problem of indoor pollution causes the attention of people in recent years, and room air pollution refers to be led due to various reasons
Harmful substance is exceeded in the room air of cause, and then influences the indoor environmental pollution behavior of human health.Nuisance include formaldehyde,
Benzene, ammonia, radioactive radon etc..As pollution level is aggravated, human body can generate inferior health reaction or even threaten life security.It is day
One of human body harm that benefit is taken seriously.
People daily an average of about 80% or more time spend indoors.It is more existing with life style with producing
Dai Hua, more work and sports entertainment can all carry out indoors, and shopping need not also go into the street daily, suitable indoor small
Weather makes people that need not often arrive outdoor de-regulation fuel factor, in this way, the indoor activity time of people with regard to more, even as high as
93% or more.Therefore, indoor air quality just seems more closely more important to the relationship of human health.Indoor pollution source is very
It is more, such as wallpaper, family property, furniture, solid wooden floor board etc., although the concentration of indoor pollutant is often lower, when due to contact
Between it is very long, therefore its accumulate exposure it is very high.Especially the elderly, young, sick, disabled and other frail people, Abwehrkraft des Koepers be lower, outdoor activities
Chance is less, and therefore, the fine or not relationship with them of indoor air quality is particularly important.In addition to indoor pollution, in automobile
Automotive air pollution also can not be ignored, and the toxic and harmful gas such as formaldehyde, toluene, ammonia that new car is discharged are often exceeded.
For indoor and auto-pollution gas purification, a product of comparative maturity is air purifier, air at present
The strainer that clarifier uses is active carbon filling filter screen or folder carbon cloth filter screen.The scavenging material that filled type filter screen uses
It is mostly column-shaped active carbon, column-shaped active carbon is can not to play activity completely by the way that Powdered Activated Carbon kneading to be granulated
The high-specific surface area of charcoal and high porosity, thus purification efficiency is caused to reduce.What folder carbon cloth filter screen used is mostly 60 mesh
The active carbon particle of left and right is got up by upper layer and lower layer electrostatic cotton cladding, and every square metre of activated carbon content is few, and windage mistake
Greatly, clean-up effect is influenced.
Summary of the invention
To overcome existing active carbon to fill, filter screen column-shaped active carbon hole utilization rate is not high and folder carbon cloth strainer is active
Carbon content lacks the big disadvantage of windage, the primary purpose of the present invention is that providing a kind of preparation method of air cleaning sponge.The sky
Gas, which purifies sponge PARA FORMALDEHYDE PRILLS(91,95), toluene, ammonia, TVOC and particulate matter, has good clean-up effect, is giving full play to active carbon
While detergent power, there is smaller windage.
The present invention be solve the problems, such as it is set forth above used by technical solution are as follows:
A kind of preparation method of air cleaning sponge, the technical scheme comprises the following steps:
(1) it by polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, active powdered carbon, is stirred in mold
Uniformly, referred to as the first component；
(2) it by toluene di-isocyanate(TDI), stannous octoate, stirs evenly, referred to as the second component；
(3) the second component is poured into rapidly in the first component mold and is mixed, high-speed stirred 5-15s, the foam-in-mould time
1min or so cures 0.5-2h, is cut into required size then to get air cleaning sponge is arrived.
In the present invention, various raw materials its parts by weight in step (1) are respectively: polyether polyol dosage is 80-120
Part, water consumption are 2-8 parts, tertiary amine compounds dosage is 0.1-0.5 parts, silicon oil dosage is 0.5-3 parts, plant essence dosage is
0.1-4 parts, active powdered carbon dosage be 5-50 parts, toluene di-isocyanate(TDI) dosage is 30-90 parts, the dosage of tin catalyst is
0.1-0.5 parts.Preferably, polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, active powdered carbon, in step (2)
Toluene di-isocyanate(TDI), stannous octoate optimum weight number ratio be 100 parts: 5 parts: 0.22 part: 1.52 parts: 1 part: 25
Part: 60 parts: 0.24 parts.
In the present invention, the polyethers ethylene glycol in step (1) can be replaced by polyethers glycerine etc., and the degree of functionality of the two is in 2-
Between 3, molecular weight is between 2800-3200, between hydroxyl value 54-58.
In the present invention, the triethylene diamine in step (1) can be by the tertiary amine compounds generation such as triethanolamine, triethylamine
It replaces.
In the present invention, it includes cocoanut active charcoal, ring that the active carbon in step (1), which is the active carbon powder of 150-200 mesh,
Active carbon, coaly activated carbon, active fruit shell carbon etc., can by graphene oxide, graphene, tourmaline, sepiolite, photocatalyst,
Diatom ooze etc. is one such or a variety of replacements.
In the present invention, mixing time described in step (1) is 10-30s.
In the present invention, mixing time described in step (2) is 5-15s.
In the present invention, stannous octoate described in step (2) can be replaced by dibutyl tin.
In the present invention, high-speed stirred described in step (3), mixing speed 800-1000r/min, mixing time 5-
15s；The foam-in-mould time be 30-90s.
In the present invention, polyethers ethylene glycol, water, triethylene diamine, silicone oil, toluene di-isocyanate(TDI), stannous octoate are poly-
The various raw materials of urethane sponge production, creative addition activity powdered carbon during production can be by active powdered carbon and poly- ammonia
Ester sponge is effectively compound, and active powdered carbon is evenly distributed in the porous structure of sponge, further increase active carbon with
The contact area of air, thus its clean-up effect to toxic and harmful gas in air can be improved.In addition, the air after compound is net
Changing sponge aperture can be controlled by feed ratio, to have the function that purify solid particulate matter in air.
Compared with prior art, the present invention has the following advantages and beneficial effects:
Firstly, air cleaning sponge prepared by the present invention has more while the detergent power for giving full play to active carbon
Small windage, overcomes that existing active carbon filling filter screen column-shaped active carbon hole utilization rate is not high and folder carbon cloth strainer activity
Carbon content lacks the big disadvantage of windage.
Secondly, compared with existing filled type active carbon filter screen and folder carbon cloth strainer, in the activity using phase homogenous quantities
When charcoal, air cleaning sponge prepared by the present invention can not only efficiently use the high porosity of active carbon, guarantee activated carbon content
Also there is lower windage, PARA FORMALDEHYDE PRILLS(91,95), toluene, ammonia, TVOC and particulate matter have good clean-up effect, substantially while high
The purification efficiency of active carbon is improved, it can be in fields such as fresh air system, air purifier, car filters system, air-conditionings as empty
Gas purifies strainer application.
Detailed description of the invention
Fig. 1 is air cleaning sponge pictorial diagram made from embodiment 1.
Fig. 2 is active carbon filled type filter screen pictorial diagram made from comparative example 1.
Fig. 3, which is that comparative example 2 is obtained, presss from both sides carbon cloth filter screen pictorial diagram.
Fig. 4 is air cleaning sponge made from embodiment 1, active carbon filled type filter screen, comparative example made from comparative example 1
The adsorption rate curve of 2 folder carbon cloth filter screen PARA FORMALDEHYDE PRILLS(91,95)s obtained compares figure.
Fig. 5 is air cleaning sponge made from embodiment 1, active carbon filled type filter screen, comparative example made from comparative example 1
2 folder carbon cloth filter screens obtained compare figure to the adsorption rate curve of toluene.
Fig. 6 is air cleaning sponge made from embodiment 1, active carbon filled type filter screen, comparative example made from comparative example 1
The windage of 2 folder carbon cloth filter screens obtained compares figure.
Specific embodiment
For a better understanding of the present invention, below with reference to the embodiment content that the present invention is furture elucidated, but the present invention is not
It is limited only to the following examples.
The degree of functionality of polyethers ethylene glycol, polyethers glycerine employed in following embodiments is in 2-3, and molecular weight is in 2800-
Between 3200, between hydroxyl value 54-58.
Active carbon in following embodiments is the active carbon powder of 150-200 mesh, includes cocoanut active charcoal, ring activity
Charcoal, coaly activated carbon, active fruit shell carbon etc., can be by graphene oxide, graphene, tourmaline, sepiolite, photocatalyst, diatom
Mud etc. is one such or a variety of replacements.
Embodiment 1
A kind of preparation method of air cleaning sponge, comprising the following steps:
(1) it by polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, the coconut activated powdered carbon of 200 mesh, is stirring
20s, referred to as the first component are stirred in machine；By toluene di-isocyanate(TDI), stannous octoate, stirred in another blender
10s, referred to as the second component；Wherein, polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, active powdered carbon, toluene
Diisocyanate, stannous octoate weight part ratio be 100 parts: 5 parts: 0.22 part: 1.52 parts: 1 part: 25 part: 60 parts: 0.24
Part；
(2) the second component is poured into rapidly the first component stirrer for mixing, with mixing speed for 800-1000r/min high
Speed stirring 10s, is then transferred into foamed time 1min in foaming mould, cures 2h, be then cut into required size using slicer,
Obtain the air cleaning sponge.
Cut size are as follows: length × width × height=30cm × 20cm × 3cm air cleaning sponge (is calculated active carbon to contain
Measure about 100g), as shown in Figure 1.It places it on and is provided by Shunde joint Huang Shi Science and Technology Ltd., model KB818
Air purifier in, PARA FORMALDEHYDE PRILLS(91,95), toluene purification efficiency tested, test chamber 30m3Standard test cabin；Meanwhile to sky
Gas purifies sponge and carries out windage test.Using gas chromatography test result show the sponge 10min, 20min, 30min,
When 40min, 50min, 60min, the concentration of formaldehyde is respectively by 1.00mg/m3Drop to 0.52mg/m3、0.32mg/m3、0.18mg/
m3、0.10mg/m3、0.06mg/m3、0.04mg/m3；The concentration of toluene is respectively from 1.00mg/m3Drop to 0.49mg/m3、0.29mg/
m3、0.18mg/m3、0.12mg/m3、0.08mg/m3、0.07mg/m3；Windage is 4.5Pa.
Comparative example 1: the column cocoanut active charcoal of 100g is weighed, is filled in size are as follows: length × width × height=30cm ×
In the cellular board of 20cm × 3cm, it is made into filled type filter screen, as shown in Figure 2.PARA FORMALDEHYDE PRILLS(91,95), first under the conditions of same as Example 1
The purification efficiency and windage of benzene are tested.Using gas chromatography test result show the sponge 10min, 20min,
When 30min, 40min, 50min, 60min, the concentration of formaldehyde is respectively by 1.00mg/m3Drop to 0.87mg/m3、0.71mg/m3、
0.55mg/m3、0.51mg/m3、0.47mg/m3、0.43mg/m3；The concentration of toluene is respectively by 1.00mg/m3Drop to 0.80mg/m3、
0.62mg/m3、0.54mg/m3、0.47mg/m3、0.43mg/m3、0.40mg/m3；Windage is 3.0Pa.
Comparative example 2: cutting length × width × height=30cm × 20cm × 3cm folder carbon cloth 20, and every phosphorus content is about 5g,
It is as shown in Figure 3 to press from both sides carbon cloth.PARA FORMALDEHYDE PRILLS(91,95), the purification efficiency of toluene and windage are tested under the conditions of same as Example 1.It adopts
With gas chromatography test result show the sponge in 10min, 20min, 30min, 40min, 50min, 60min, formaldehyde
Concentration is respectively by 1.00mg/m3Drop to 0.92mg/m3、0.85mg/m3、0.81mg/m3、0.77mg/m3、0.76mg/m3、
0.75mg/m3；The concentration of toluene is respectively by 1.00mg/m3Drop to 0.93mg/m3、0.88mg/m3、0.84mg/m3、0.83mg/m3、
0.81mg/m3、0.78mg/m3；Windage is 18.5Pa.
The above air cleaning sponge, filled type filter screen, press from both sides three kinds of filter screens of carbon cloth formaldehyde removal rate compare such as Fig. 4 institute
Show, formaldehyde removal rate is air cleaning sponge strainer, active carbon filled type strainer, folder respectively from high to low as we can see from the figure
Carbon cloth filter screen, wherein for air cleaning sponge filter screen in 60min, concentration of formaldehyde is from 1.00mg/m3Fall below 0.04mg/m3,
Removal rate has reached 96%, significantly larger than active carbon filled type strainer and folder carbon cloth filter screen.
The above air cleaning sponge, filled type filter screen, press from both sides three kinds of filter screens of carbon cloth toluene removal rate compare such as Fig. 5 institute
Show, toluene removal rate is air cleaning sponge strainer, activity respectively from high to low as we can see from the figure
Charcoal filled type strainer, folder carbon cloth filter screen, wherein for air cleaning sponge filter screen in 60min, toluene concentration is from 1.00mg/m3
Drop to 0.07mg/m3, removal rate reached 93%, significantly larger than active carbon filled type strainer and folder carbon cloth filter screen.
The above air cleaning sponge (embodiment 1), filled type filter screen (comparative example 1), folder carbon cloth (comparative example 2) three kinds of mistakes
The windage of strainer compares as shown in fig. 6, windage size is folder carbon cloth filter screen, air respectively from high to low as we can see from the figure
Purify sponge strainer, active carbon filled type strainer.The windage for wherein pressing from both sides carbon cloth filter screen has reached 18.5Pa, therefore air can not
Quickly circulation, thus its clean-up effect is poor；Column-shaped active carbon filled type strainer windage is minimum, and only 3.0Pa, air can be fast
Speed flowing, but since column-shaped active carbon is unable to give full play the suction-operated of active carbon, thus influence its clean-up effect；This hair
The windage of the bright air cleaning sponge is 4.5Pa, and air can normally circulate, because active carbon powder is attached on sponge, sponge
Pore structure greatly increase the contact area of active carbon, and there is lesser windage, thus there is very high clean-up effect.
Embodiment 2
A kind of preparation method of air cleaning sponge, comprising the following steps:
(1) it by polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, the coconut activated powdered carbon of 100 mesh, is stirring
20s, referred to as the first component are stirred in machine；By toluene di-isocyanate(TDI), stannous octoate, stirred in another blender
10s, referred to as the second component.Wherein polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, active powdered carbon, toluene two
Isocyanates, stannous octoate weight part ratio be 100 parts: 5 parts: 0.22 part: 1.52 parts: 1 part: 25 part: 60 parts: 0.24
Part；
(2) the second component is poured into rapidly the first component stirrer for mixing, with mixing speed for 800-1000r/min high
Speed stirring 10s, is then transferred into foamed time 1min in foaming mould, cures 2h, be then cut into required size using slicer,
That is the air cleaning sponge.
Under the conditions of same as Example 1, the air cleaning sponge properties of embodiment 2 are tested.The air
Sponge is purified in 60min, the concentration of formaldehyde is respectively by 1.00mg/m3Drop to 0.14mg/m3；The concentration of toluene respectively from
1.00mg/m3Drop to 0.16mg/m3；Windage is 4.2Pa.
Embodiment 3
A kind of preparation method of air cleaning sponge, comprising the following steps:
(1) by polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, the coconut activated powdered carbon of 60 mesh, in blender
Inside it is stirred 20s, referred to as the first component；By toluene di-isocyanate(TDI), stannous octoate, 10s is stirred in another blender,
Referred to as the second component.Wherein polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, active powdered carbon, toluene diisocyanate
Acid esters, stannous octoate weight part ratio be 100 parts: 5 parts: 0.22 part: 1.52 parts: 1 part: 25 part: 60 parts: 0.24 parts；
(2) the second component is poured into rapidly the first component stirrer for mixing, high-speed stirred 10s is then transferred into foaming
Foam-in-mould time 1min cures 2h, is then cut into required size using slicer to get extra large to the air cleaning
It is continuous.
Under the conditions of same as Example 1, the air cleaning sponge properties of embodiment 3 are tested.The air
Sponge is purified in 60min, the concentration of formaldehyde is respectively by 1.00mg/m3Drop to 0.18mg/m3；The concentration of toluene respectively from
1.00mg/m3Drop to 0.22mg/m3；Windage is 3.8Pa.
Embodiment 4
A kind of preparation method of air cleaning sponge, comprising the following steps:
(1) it by polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, the coconut activated powdered carbon of 200 mesh, is stirring
20s, referred to as the first component are stirred in machine；By toluene di-isocyanate(TDI), stannous octoate, stirred in another blender
10s, referred to as the second component.Wherein polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, active powdered carbon, toluene two
Isocyanates, stannous octoate weight part ratio be 100 parts: 5 parts: 0.22 part: 1.52 parts: 1 part: 50 part: 60 parts: 0.24
Part；
(2) the second component is poured into rapidly the first component stirrer for mixing, with mixing speed for 800-1000r/min high
Speed stirring 10s, is then transferred into foamed time 1min in foaming mould, cures 2h, be then cut into required size using slicer,
Obtain the air cleaning sponge.
Under the conditions of same as Example 1, the air cleaning sponge properties of embodiment 4 are tested.The air
Sponge is purified in 60min, the concentration of formaldehyde is respectively by 1.00mg/m3Drop to 0.12mg/m3；The concentration of toluene respectively from
1.00mg/m3Drop to 0.13mg/m3；Windage is 7.8Pa.
Embodiment 5
A kind of preparation method of air cleaning sponge, comprising the following steps:
(1) it by polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, the coconut activated powdered carbon of 200 mesh, is stirring
20s, referred to as the first component are stirred in machine；By toluene di-isocyanate(TDI), stannous octoate, stirred in another blender
10s, referred to as the second component.Wherein polyethers ethylene glycol, water, triethylene diamine, silicone oil, plant essence, active powdered carbon, toluene two
Isocyanates, stannous octoate weight part ratio be 100 parts: 5 parts: 0.22 part: 1.52 parts: 1 part: 5 part: 60 parts: 0.24 parts
(2) the second component is poured into rapidly the first component stirrer for mixing, with mixing speed for 800-1000r/min high
Speed stirring 10s, is then transferred into foamed time 1min in foaming mould, cures 2h, be then cut into required size using slicer,
Obtain the air cleaning sponge.
Under the conditions of same as Example 1, the air cleaning sponge properties of embodiment 5 are tested.The air
Sponge is purified in 60min, the concentration of formaldehyde is respectively by 1.00mg/m3Drop to 0.28mg/m3；The concentration of toluene respectively from
1.00mg/m3Drop to 0.30mg/m3；Windage is 3.1Pa.
The above embodiment is a preferred embodiment of the present invention, and wherein embodiment (1) is preferred embodiment, but reality of the invention
Apply mode and be not restricted to the described embodiments, it is other it is any without departing from the spirit and principles of the present invention made by change
Become, modification, substitution, combination, simplify, should be equivalent substitute mode, be included within the scope of the present invention.
Claims (10)
1. a kind of preparation method of air cleaning sponge, which comprises the following steps:
(1) it by polyether polyol, water, tertiary amine compounds, silicone oil, plant essence, active powdered carbon, is stirred in mold,
Referred to as the first component；
(2) toluene di-isocyanate(TDI), tin catalyst are stirred evenly, referred to as the second component；
(3) the second component is poured into rapidly in the first component mold and is mixed, after high-speed stirred, through foam-in-mould and cured
Obtain air cleaning sponge.
2. a kind of preparation method of air cleaning sponge according to claim 1, which is characterized in that poly- in step (1)
Ethoxylated polyhydric alcohol mainly includes one or both of polyethers ethylene glycol, polyethers glycerine.
3. a kind of preparation method of air cleaning sponge according to claim 1, which is characterized in that the uncle in step (1)
Aminated compounds mainly includes one of triethylene diamine, triethanolamine, triethylamine or a variety of.
4. a kind of preparation method of air cleaning sponge according to claim 1, which is characterized in that the work in step (1)
Property charcoal be 150-200 mesh active carbon powder, include cocoanut active charcoal, ring active carbon, coaly activated carbon, active fruit shell carbon
Deng；Active carbon or by one of graphene oxide, graphene, tourmaline, sepiolite, photocatalyst, diatom ooze or a variety of generations
It replaces.
5. a kind of preparation method of air cleaning sponge according to claim 1, which is characterized in that described in step (1)
Mixing time is 10-30s；Mixing time described in step (2) is 5-15s.
6. a kind of preparation method of air cleaning sponge according to claim 1, which is characterized in that described in step (2)
Tin catalyst mainly includes one or both of stannous octoate, dibutyl tin.
7. a kind of preparation method of air cleaning sponge according to claim 1, which is characterized in that described in step (3)
High-speed stirred, mixing time 5-15s, mixing speed 800-1000r/min, foam-in-mould time are 30-90s.
8. a kind of preparation method of air cleaning sponge according to claim 1, which is characterized in that described in step (3)
Curing time is 0.5-5h.
9. a kind of preparation method of air cleaning sponge according to claim 1, which is characterized in that its weight of a variety of materials
Number is respectively: polyether polyol dosage is 80-120 parts, water consumption is 2-8 parts, tertiary amine compounds dosage is 0.1-0.5
Part, silicon oil dosage are 0.5-3 parts, plant essence dosage is 0.1-4 parts, active powdered carbon dosage is 5-50 parts, toluene diisocynate
Ester dosage is 30-90 parts, the dosage of tin catalyst is 0.1-0.5 parts.
10. application of the air cleaning sponge as air purifying filter mesh prepared by claim 1.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113912816A (en) * | 2021-11-13 | 2022-01-11 | 深圳前海石墨烯产业有限公司 | Graphene polyurethane composite sponge material and preparation method and application thereof |
| CN116082819A (en) * | 2022-12-19 | 2023-05-09 | 汕头市强粤海棉有限公司 | Self-purification sponge capable of generating anions and preparation method thereof |
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| CN107312156A (en) * | 2017-08-23 | 2017-11-03 | 北京家美科技有限公司 | The degerming polyurethane foam material of mite killing and its preparation technology |
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