CN106732450A - A kind of material of absorption PM2.5 and its preparation method and application - Google Patents
A kind of material of absorption PM2.5 and its preparation method and application Download PDFInfo
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- CN106732450A CN106732450A CN201611101954.7A CN201611101954A CN106732450A CN 106732450 A CN106732450 A CN 106732450A CN 201611101954 A CN201611101954 A CN 201611101954A CN 106732450 A CN106732450 A CN 106732450A
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- ethylenediamine
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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
- B01J20/24—Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1669—Cellular material
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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
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/0259—Compounds of N, P, As, Sb, Bi
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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
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
-
- 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
-
- 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
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/46—Materials comprising a mixture of inorganic and organic materials
Abstract
The invention discloses a kind of material of absorption PM2.5 and its preparation method and application, the composite is made up of the following raw material according to weight portion：38 46 parts of algae clay, 32 40 parts of hydrogen peroxide, 9 17 parts of ammonium hydrogen carbonate, 37 parts of guar gum, 15 23 parts of PLA, 5 12 parts of ethylenediamine.The present invention is with algae clay as porous material, after ethylenediamine, ammonium hydrogen carbonate treatment, again with compound reprocessing is carried out through the guar gum after dioxygen water process, PLA, form the certain thickness composite with adsorption function, there is extremely strong remove function to fine, ultra-fine particles in air, and good permeability, meet international standard PM2.5（24h average values）It is required that main air standard, disclosure satisfy that the adsorption cleaning function under the conditions of haze weather.The method low production cost, operating procedure is simple, it is easy to industrialized production.
Description
Technical field
The present invention relates to environmental technology field, specifically a kind of material of absorption PM2.5 and its preparation method and application.
Background technology
China's economic development in the last few years is rapid, and people's living standard is significantly improved.But while economic development, also bring
Severe environmental problem.The residue of discharge, the especially PM2.5 such as energy burning, industrial production, motor vehicle exhaust emission are to people
Respiratory health influence it is huge.PM2.5 refers to particulate matter of the dynamics equivalent diameter less than or equal to 2.5 microns, can directly be entered
Enter alveolar, into blood circulation, reach whole body everywhere.With the further investigation to Atmospheric particulates, people gradually recognize PM
2.5 pairs of air ambient pollutions and the seriousness of human health damage.It is the necessary program of clean air by the removal of this kind of particulate matter.
Currently used for the filtering material of air PM2.5 purifications, mainly porous fibre, with polypropylene fibre, polyster fibre non-woven fabrics
For best.Its microstructure is to constitute porous fiber membrane with a diameter of 50~100nm, 10~20 μm of fibers long.To air
The filtration, purification of middle suspended particulate (including PM2.5) is mainly and is intercepted by multi-layer fiber, exist strainability with it is saturating
The problem that gas is contradicted, and cannot effectively solve.Also having in the prior art using activated carbon adsorb the research of PM2.5,
But the research for using algae clay for raw material to adsorb PM2.5 is few, the effect extreme difference of itself absorption PM2.5 need to change to it
Enter to improve filtering material and adsorption is purified to PM2.5, the pollution to solving PM2.5 in air is significant.
The content of the invention
It is above-mentioned to solve it is an object of the invention to provide a kind of material of absorption PM2.5 and its preparation method and application
The problem proposed in background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of material of absorption PM2.5, is made up of the following raw material according to weight portion：Algae clay 38-46 parts, hydrogen peroxide 32-40
Part, ammonium hydrogen carbonate 9-17 parts, guar gum 3-7 parts, PLA 15-23 parts, ethylenediamine 5-12 parts.
As further scheme of the invention：The material of the absorption PM2.5, by the following raw material group according to weight portion
Into：Algae clay 40-44 parts, hydrogen peroxide 34-38 parts, ammonium hydrogen carbonate 11-15 parts, guar gum 4-6 parts, PLA 17-21 parts, second
Diamines 7-10 parts.
As further scheme of the invention：The material of the absorption PM2.5, by the following raw material group according to weight portion
Into：42 parts of algae clay, 36 parts of hydrogen peroxide, 13 parts of ammonium hydrogen carbonate, 5 parts of guar gum, 19 parts of PLA, 8 parts of ethylenediamine.
Another object of the present invention is to provide a kind of preparation method of the material of absorption PM2.5, comprises the steps of：
1）Ethylenediamine is configured to the ethylenediamine solution that mass content is 10%, using water as solvent；By ammonium hydrogen carbonate and algae clay
Grinding, 120 mesh sieves are crossed, then inserted in ptfe autoclave, add ethylenediamine solution and close at a temperature of 92 DEG C
Envelope stirring 45min, is obtained mixture A；
2）By guar gum, PLA mixed grinding, 120 mesh sieves are crossed, then inserted in ptfe autoclave, added double
Oxygen water simultaneously seals stirring 50min at a temperature of 67 DEG C, and mixture B is obtained；
3）After mixture A is mixed with mixture B, the open stirring 22min at a temperature of 85 DEG C, then surpass at a temperature of 72 DEG C
Sonication 10min, ultrasonic power is 1000W, is then stirred at a temperature of 85 DEG C to dry, then calcined at a temperature of 380 DEG C
3.3h, obtains final product composite.
Another object of the present invention is to provide application of the composite in purification of air.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention with algae clay as porous material, through ethylenediamine, ammonium hydrogen carbonate treatment after, then with through the Guar after dioxygen water process
Bean gum, PLA carry out compound reprocessing, form the certain thickness composite with adsorption function, to it is fine in air,
Ultra-fine particles (by taking PM2.5 as an example) have an extremely strong remove function, and good permeability, under the conditions of disclosure satisfy that haze weather
Adsorption cleaning function.The method low production cost, operating procedure is simple, it is easy to industrialized production.
Additionally, in the detection process of PM 2.5, the concentration of the gas PM 2.5 after being filtered through composite of the present invention
Optimal value is reached less than 15 μ g/m3, meet international standard PM2.5（24h average values）It is required that main air standard, while having
Good aeration.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of material of absorption PM2.5 is made up of the following raw material according to weight portion：38 parts of algae clay,
32 parts of hydrogen peroxide, 9 parts of ammonium hydrogen carbonate, 3 parts of guar gum, 15 parts of PLA, 5 parts of ethylenediamine.
Ethylenediamine is configured to the ethylenediamine solution that mass content is 10%, using water as solvent；By ammonium hydrogen carbonate and marine alga
Mud grinds, crosses 120 mesh sieves, then inserts in ptfe autoclave, adds ethylenediamine solution and at a temperature of 92 DEG C
Sealing stirring 45min, is obtained mixture A.By guar gum, PLA mixed grinding, 120 mesh sieves are crossed, then insert polytetrafluoro
In ethylene reaction kettle, add hydrogen peroxide and stirring 50min is sealed at a temperature of 67 DEG C, mixture B is obtained.By mixture A
After mixing with mixture B, the open stirring 22min at a temperature of 85 DEG C, then the ultrasonically treated 10min at a temperature of 72 DEG C, surpass
Acoustical power is 1000W, is then stirred at a temperature of 85 DEG C to dry, then calcines 3.3h at a temperature of 380 DEG C, obtains final product composite wood
Material.
Embodiment 2
In the embodiment of the present invention, a kind of material of absorption PM2.5 is made up of the following raw material according to weight portion：46 parts of algae clay,
40 parts of hydrogen peroxide, 17 parts of ammonium hydrogen carbonate, 7 parts of guar gum, 23 parts of PLA, 12 parts of ethylenediamine.
Ethylenediamine is configured to the ethylenediamine solution that mass content is 10%, using water as solvent；By ammonium hydrogen carbonate and marine alga
Mud grinds, crosses 120 mesh sieves, then inserts in ptfe autoclave, adds ethylenediamine solution and at a temperature of 92 DEG C
Sealing stirring 45min, is obtained mixture A.By guar gum, PLA mixed grinding, 120 mesh sieves are crossed, then insert polytetrafluoro
In ethylene reaction kettle, add hydrogen peroxide and stirring 50min is sealed at a temperature of 67 DEG C, mixture B is obtained.By mixture A
After mixing with mixture B, the open stirring 22min at a temperature of 85 DEG C, then the ultrasonically treated 10min at a temperature of 72 DEG C, surpass
Acoustical power is 1000W, is then stirred at a temperature of 85 DEG C to dry, then calcines 3.3h at a temperature of 380 DEG C, obtains final product composite wood
Material.
Embodiment 3
In the embodiment of the present invention, a kind of material of absorption PM2.5 is made up of the following raw material according to weight portion：40 parts of algae clay,
34 parts of hydrogen peroxide, 11 parts of ammonium hydrogen carbonate, 4 parts of guar gum, 17 parts of PLA, 7 parts of ethylenediamine.
Ethylenediamine is configured to the ethylenediamine solution that mass content is 10%, using water as solvent；By ammonium hydrogen carbonate and marine alga
Mud grinds, crosses 120 mesh sieves, then inserts in ptfe autoclave, adds ethylenediamine solution and at a temperature of 92 DEG C
Sealing stirring 45min, is obtained mixture A.By guar gum, PLA mixed grinding, 120 mesh sieves are crossed, then insert polytetrafluoro
In ethylene reaction kettle, add hydrogen peroxide and stirring 50min is sealed at a temperature of 67 DEG C, mixture B is obtained.By mixture A
After mixing with mixture B, the open stirring 22min at a temperature of 85 DEG C, then the ultrasonically treated 10min at a temperature of 72 DEG C, surpass
Acoustical power is 1000W, is then stirred at a temperature of 85 DEG C to dry, then calcines 3.3h at a temperature of 380 DEG C, obtains final product composite wood
Material.
Embodiment 4
In the embodiment of the present invention, a kind of material of absorption PM2.5 is made up of the following raw material according to weight portion：44 parts of algae clay,
38 parts of hydrogen peroxide, 15 parts of ammonium hydrogen carbonate, 6 parts of guar gum, 21 parts of PLA, 10 parts of ethylenediamine.
Ethylenediamine is configured to the ethylenediamine solution that mass content is 10%, using water as solvent；By ammonium hydrogen carbonate and marine alga
Mud grinds, crosses 120 mesh sieves, then inserts in ptfe autoclave, adds ethylenediamine solution and at a temperature of 92 DEG C
Sealing stirring 45min, is obtained mixture A.By guar gum, PLA mixed grinding, 120 mesh sieves are crossed, then insert polytetrafluoro
In ethylene reaction kettle, add hydrogen peroxide and stirring 50min is sealed at a temperature of 67 DEG C, mixture B is obtained.By mixture A
After mixing with mixture B, the open stirring 22min at a temperature of 85 DEG C, then the ultrasonically treated 10min at a temperature of 72 DEG C, surpass
Acoustical power is 1000W, is then stirred at a temperature of 85 DEG C to dry, then calcines 3.3h at a temperature of 380 DEG C, obtains final product composite wood
Material.
Embodiment 5
In the embodiment of the present invention, a kind of material of absorption PM2.5 is made up of the following raw material according to weight portion：42 parts of algae clay,
36 parts of hydrogen peroxide, 13 parts of ammonium hydrogen carbonate, 5 parts of guar gum, 19 parts of PLA, 8 parts of ethylenediamine.
Ethylenediamine is configured to the ethylenediamine solution that mass content is 10%, using water as solvent；By ammonium hydrogen carbonate and marine alga
Mud grinds, crosses 120 mesh sieves, then inserts in ptfe autoclave, adds ethylenediamine solution and at a temperature of 92 DEG C
Sealing stirring 45min, is obtained mixture A.By guar gum, PLA mixed grinding, 120 mesh sieves are crossed, then insert polytetrafluoro
In ethylene reaction kettle, add hydrogen peroxide and stirring 50min is sealed at a temperature of 67 DEG C, mixture B is obtained.By mixture A
After mixing with mixture B, the open stirring 22min at a temperature of 85 DEG C, then the ultrasonically treated 10min at a temperature of 72 DEG C, surpass
Acoustical power is 1000W, is then stirred at a temperature of 85 DEG C to dry, then calcines 3.3h at a temperature of 380 DEG C, obtains final product composite wood
Material.
Comparative example 1
In addition to ethylenediamine is not contained, its material content and preparation process are consistent with embodiment 5.
Comparative example 2
In addition to guar gum is not contained, its material content and preparation process are consistent with embodiment 5.
Comparative example 3
In addition to ethylenediamine and guar gum is not contained, its material content and preparation process are consistent with embodiment 5.
Experimental example
Detect the performance test of absorption PM2.5 pollutants of the embodiment of the present invention made composites of 1-5 according to HJ618-2011.
Experimental period in November, 2015.Experimental rig includes air sampler (TH-150D2), balance, climatic chamber, during detection
5.6 DEG C of environment temperature, ambient humidity 20-40%.
Detection method：Under the conditions of Real Atmosphere, continuous air extraction is carried out 3 hours with 100L/min flows, while being provided with sky
White sample sampler and equipped with the sampler after this patent filtering material.Collected PM2.5 particle weights in blank sample sampler,
Divided by the volume of air for being passed through, the content of PM2.5 as in Real Atmosphere.Equipped with leading to after embodiment of the present invention filtering material
The air crossed, then by the weight using PM2.5 collected by device, divided by the volume of air for being passed through, as through sample filtering
Afterwards in real air PM2.5 content.Two item data differences, divided by without PM2.5 in this patent filtration of material Real Atmosphere
Content, as clearance of this patent material to PM2.5 in air.Testing result is shown in Table 2.
The relation of PM2.5 contents and air quality in the air of table 1
| International standard PM2.5（24h average values）μg/m3 | Domestic standard PM2.5（24h average values）μg/m3 | |
| One-level（It is excellent） | 0~35 | 0~50 |
| Two grades（It is good） | 35~75 | 51~100 |
| Three-level（Slight pollution） | 75~115 | 101~150 |
| Level Four（Intermediate pollution） | 115~150 | 151~200 |
| Pyatyi（Serious pollution） | 150~250 | 201~300 |
| Six grades（Severe contamination） | 250~500 | ＞ 300 |
Clean-up effect of the composite of table 2 to PM2.5 in air
| Air PM2.5 contents, μ g/m3 | PM2.5 contents after adsorption filtration, μ g/m3 | PM2.5 clearances % | |
| Embodiment 1 | 452 | 48.6 | 89.2 |
| Embodiment 2 | 455 | 46.2 | 89.8 |
| Embodiment 3 | 476 | 23.2 | 95.1 |
| Embodiment 4 | 472 | 21.2 | 95.5 |
| Embodiment 5 | 474 | 12.6 | 97.3 |
| Comparative example 1 | 375 | 120.2 | 67.9 |
| Comparative example 2 | 385 | 105.7 | 72.5 |
| Comparative example 3 | 382 | 132.8 | 65.2 |
Table 1 provides the internal and international standard on PM2.5 in air.From testing result, composite of the invention
PM2.5 pollutants can be effectively removed under the interaction of each raw material, air quality is reached the level of two grades or one-level.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be in other specific forms realized.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires to be limited rather than described above, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each implementation method is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Specification an as entirety, the technical scheme in each embodiment can also be formed into those skilled in the art through appropriately combined
May be appreciated other embodiment.
Claims (5)
1. a kind of material of absorption PM2.5, it is characterised in that be made up of the following raw material according to weight portion：Algae clay 38-46
Part, hydrogen peroxide 32-40 parts, ammonium hydrogen carbonate 9-17 parts, guar gum 3-7 parts, PLA 15-23 parts, ethylenediamine 5-12 parts.
2. the material of absorption PM2.5 according to claim 1, it is characterised in that by the following raw material group according to weight portion
Into：Algae clay 40-44 parts, hydrogen peroxide 34-38 parts, ammonium hydrogen carbonate 11-15 parts, guar gum 4-6 parts, PLA 17-21 parts, second
Diamines 7-10 parts.
3. the material of absorption PM2.5 according to claim 1, it is characterised in that by the following raw material group according to weight portion
Into：42 parts of algae clay, 36 parts of hydrogen peroxide, 13 parts of ammonium hydrogen carbonate, 5 parts of guar gum, 19 parts of PLA, 8 parts of ethylenediamine.
4. the preparation method of the material of a kind of absorption PM2.5 as described in claim 1-3 is any, it is characterised in that by following
Step is constituted：
1）Ethylenediamine is configured to the ethylenediamine solution that mass content is 10%, using water as solvent；By ammonium hydrogen carbonate and algae clay
Grinding, 120 mesh sieves are crossed, then inserted in ptfe autoclave, add ethylenediamine solution and close at a temperature of 92 DEG C
Envelope stirring 45min, is obtained mixture A；
2）By guar gum, PLA mixed grinding, 120 mesh sieves are crossed, then inserted in ptfe autoclave, added double
Oxygen water simultaneously seals stirring 50min at a temperature of 67 DEG C, and mixture B is obtained；
3）After mixture A is mixed with mixture B, the open stirring 22min at a temperature of 85 DEG C, then surpass at a temperature of 72 DEG C
Sonication 10min, ultrasonic power is 1000W, is then stirred at a temperature of 85 DEG C to dry, then calcined at a temperature of 380 DEG C
3.3h, obtains final product composite.
5. application of the composite as described in claim 1-3 is any in purification of air.
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| CN201611101954.7A CN106732450A (en) | 2016-12-05 | 2016-12-05 | A kind of material of absorption PM2.5 and its preparation method and application |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203718963U (en) * | 2014-03-07 | 2014-07-16 | 北京一点蓝科技有限公司 | Air purifier |
| CN104353421A (en) * | 2014-10-21 | 2015-02-18 | 繁昌县倍思生产力促进中心有限公司 | Anti-haze adsorbent and preparation method thereof |
| CN204438388U (en) * | 2014-12-31 | 2015-07-01 | 安徽省元琛环保科技有限公司 | A kind of air cleaning unit |
| CN105170095A (en) * | 2015-09-16 | 2015-12-23 | 华南理工大学 | In-based organic framework-graphene oxide composite material as well as preparation method and application thereof |
| CN105597708A (en) * | 2016-02-06 | 2016-05-25 | 慈溪市梦园果蔬专业合作社 | Preparation method of air PM2.5 cleaning agent |
-
2016
- 2016-12-05 CN CN201611101954.7A patent/CN106732450A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203718963U (en) * | 2014-03-07 | 2014-07-16 | 北京一点蓝科技有限公司 | Air purifier |
| CN104353421A (en) * | 2014-10-21 | 2015-02-18 | 繁昌县倍思生产力促进中心有限公司 | Anti-haze adsorbent and preparation method thereof |
| CN204438388U (en) * | 2014-12-31 | 2015-07-01 | 安徽省元琛环保科技有限公司 | A kind of air cleaning unit |
| CN105170095A (en) * | 2015-09-16 | 2015-12-23 | 华南理工大学 | In-based organic framework-graphene oxide composite material as well as preparation method and application thereof |
| CN105597708A (en) * | 2016-02-06 | 2016-05-25 | 慈溪市梦园果蔬专业合作社 | Preparation method of air PM2.5 cleaning agent |
Non-Patent Citations (4)
| Title |
|---|
| 张世源: "《生态纺织工程》", 31 May 2004 * |
| 张华江: "《食品添加剂原理与应用》", 31 August 2014 * |
| 郝利平等: "《食品添加剂》", 31 July 2016 * |
| 魏文德: "《有机化工原料大全》", 31 January 1999 * |
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