CN112266083A - Method for reducing formaldehyde contained in industrial monomer dimethyl diallyl ammonium chloride - Google Patents
Method for reducing formaldehyde contained in industrial monomer dimethyl diallyl ammonium chloride Download PDFInfo
- Publication number
- CN112266083A CN112266083A CN202011075407.2A CN202011075407A CN112266083A CN 112266083 A CN112266083 A CN 112266083A CN 202011075407 A CN202011075407 A CN 202011075407A CN 112266083 A CN112266083 A CN 112266083A
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- CN
- China
- Prior art keywords
- activated carbon
- formaldehyde
- dmdaac
- monomer
- solution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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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
- B01J20/20—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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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Description
Name (R) | DMDAAC /% | Formaldehyde content/(mg.L)-1) | Activated carbon addition/%) | Species of | Reaction t/h | Reaction T/. degree.C | Residual concentration of formaldehyde/(mg.L)-1) | Reduction rate/%) |
Range of | 20-65 | 50-200 | 0.1~2.0 | Wood, coal, fruit and bamboo | 1~4 | 35~60 | Greater than 10 | 50-80 |
Example 1 | 20 | 50 | 0.1 | Methylamine-wood | 4 | 50 | 25 | 50 |
Example 2 | 20 | 50 | 0.1 | Dimethylamine-wood | 4 | 50 | 18 | 64 |
Example 3 | 20 | 50 | 1.3 | Dimethylamine wood | 4 | 50 | 10 | 80 |
Example 4 | 20 | 50 | 2 | Dimethylamine-wood | 4 | 50 | 13 | 74 |
Example 5 | 20 | 50 | 1.3 | Dimethylamine wood | 1 | 50 | 25 | 50 |
Example 6 | 20 | 50 | 1.3 | Dimethylamine wood | 3 | 50 | 15 | 70 |
Example 7 | 20 | 50 | 1.3 | Dimethylamine wood | 4 | 35 | 30 | 40 |
Example 8 | 20 | 50 | 1.3 | Dimethylamine wood | 4 | 60 | 20 | 60 |
Comparative example 1 | 20 | 50 | 1.3 | Non-activated wood | 4 | 50 | 35 | 30 |
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011075407.2A CN112266083B (en) | 2020-10-10 | 2020-10-10 | Method for reducing formaldehyde contained in industrial monomer dimethyl diallyl ammonium chloride |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011075407.2A CN112266083B (en) | 2020-10-10 | 2020-10-10 | Method for reducing formaldehyde contained in industrial monomer dimethyl diallyl ammonium chloride |
Publications (2)
Publication Number | Publication Date |
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CN112266083A true CN112266083A (en) | 2021-01-26 |
CN112266083B CN112266083B (en) | 2022-08-19 |
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Family Applications (1)
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CN202011075407.2A Active CN112266083B (en) | 2020-10-10 | 2020-10-10 | Method for reducing formaldehyde contained in industrial monomer dimethyl diallyl ammonium chloride |
Country Status (1)
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CN (1) | CN112266083B (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1800146A (en) * | 2004-12-31 | 2006-07-12 | 南京理工大学 | High purity cationic monomer diallyldimethylammonium Chloride refining method |
CN102923806A (en) * | 2012-09-14 | 2013-02-13 | 同济大学 | Method for processing formaldehyde wastewater through modified nanometer material |
CN107282003A (en) * | 2017-07-04 | 2017-10-24 | 北京林业大学 | A kind of preparation method of the efficient modified activated carbon for removing formaldehyde in air |
CN108939813A (en) * | 2018-09-18 | 2018-12-07 | 北京林业大学 | A kind of preparation method of the modified activated carbon of efficient removal indoor formaldehyde |
CN110142030A (en) * | 2019-04-02 | 2019-08-20 | 广东宏庭环保科技有限公司 | A kind of preparation method of the efficient formaldehyde adsorbent material based on active carbon |
CN110575813A (en) * | 2018-06-07 | 2019-12-17 | 山东欧铂新材料有限公司 | Preparation method of high-adsorptivity active carbon for air purification |
CN111013533A (en) * | 2019-12-10 | 2020-04-17 | 华东理工大学 | Modified activated carbon for purifying formaldehyde and preparation method thereof |
-
2020
- 2020-10-10 CN CN202011075407.2A patent/CN112266083B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1800146A (en) * | 2004-12-31 | 2006-07-12 | 南京理工大学 | High purity cationic monomer diallyldimethylammonium Chloride refining method |
CN102923806A (en) * | 2012-09-14 | 2013-02-13 | 同济大学 | Method for processing formaldehyde wastewater through modified nanometer material |
CN107282003A (en) * | 2017-07-04 | 2017-10-24 | 北京林业大学 | A kind of preparation method of the efficient modified activated carbon for removing formaldehyde in air |
CN110575813A (en) * | 2018-06-07 | 2019-12-17 | 山东欧铂新材料有限公司 | Preparation method of high-adsorptivity active carbon for air purification |
CN108939813A (en) * | 2018-09-18 | 2018-12-07 | 北京林业大学 | A kind of preparation method of the modified activated carbon of efficient removal indoor formaldehyde |
CN110142030A (en) * | 2019-04-02 | 2019-08-20 | 广东宏庭环保科技有限公司 | A kind of preparation method of the efficient formaldehyde adsorbent material based on active carbon |
CN111013533A (en) * | 2019-12-10 | 2020-04-17 | 华东理工大学 | Modified activated carbon for purifying formaldehyde and preparation method thereof |
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CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhang Yuejun Inventor after: Li Yunzhi Inventor after: Wang Yongji Inventor before: Li Yunzhi Inventor before: Zhang Yuejun Inventor before: Wang Yongji |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhang Yuejun Inventor after: Wang Yongji Inventor after: Li Yunzhi Inventor before: Zhang Yuejun Inventor before: Li Yunzhi Inventor before: Wang Yongji |