CN112473364A - Photocatalyst formaldehyde removing agent - Google Patents
Photocatalyst formaldehyde removing agent Download PDFInfo
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- CN112473364A CN112473364A CN202011231846.8A CN202011231846A CN112473364A CN 112473364 A CN112473364 A CN 112473364A CN 202011231846 A CN202011231846 A CN 202011231846A CN 112473364 A CN112473364 A CN 112473364A
- Authority
- CN
- China
- Prior art keywords
- parts
- photocatalyst
- dispersant
- deionized water
- activator
- 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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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 239000011941 photocatalyst Substances 0.000 title claims abstract description 59
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000008367 deionised water Substances 0.000 claims abstract description 30
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 30
- 239000002270 dispersing agent Substances 0.000 claims abstract description 30
- 239000012190 activator Substances 0.000 claims abstract description 28
- 239000011259 mixed solution Substances 0.000 claims description 30
- 238000003756 stirring Methods 0.000 claims description 15
- 239000013543 active substance Substances 0.000 claims description 7
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical group [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical group O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 11
- UWSMKYBKUPAEJQ-UHFFFAOYSA-N 5-Chloro-2-(3,5-di-tert-butyl-2-hydroxyphenyl)-2H-benzotriazole Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC(N2N=C3C=C(Cl)C=CC3=N2)=C1O UWSMKYBKUPAEJQ-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000003213 activating effect Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000004408 titanium dioxide Substances 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 3
- 239000012964 benzotriazole Substances 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000007539 photo-oxidation reaction Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 150000003254 radicals Chemical class 0.000 description 3
- 230000001988 toxicity Effects 0.000 description 3
- 231100000419 toxicity Toxicity 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 208000002173 dizziness Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000013032 photocatalytic reaction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement 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
- B01D53/34—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
Abstract
The invention relates to the technical field of formaldehyde removing agents, in particular to a photocatalyst formaldehyde removing agent which comprises 5-10 parts by weight of photocatalyst, 2-5 parts by weight of activator, 100-180 parts by weight of deionized water and 1-3 parts by weight of dispersant.
Description
Technical Field
The invention relates to the technical field of formaldehyde removing agents, in particular to a photocatalyst formaldehyde removing agent.
Background
In recent years, after interior decoration, chemical pollutants such as formaldehyde in an adhesive, benzene series in paint, ammonia gas released by a wall body and the like can be slowly released for a long time, so that the health of indoor personnel is seriously threatened, and people feel dizzy, dizzy and uncomfortable to breathe when staying in a room for a period of time, so that the health of the indoor personnel is directly influenced, and therefore, the comprehensive treatment on the indoor environment after the decoration is a urgent health engineering. In the prior art, in order to remove indoor chemical pollution and improve indoor environment, products such as solid activated carbon, photocatalyst, formaldehyde dissolving enzyme and the like are widely used at present, chemical pollutants are mainly removed in an adsorption mode, the removal effect is uncertain because no chemical reactions such as oxidation, decomposition and the like occur, the main component of the photocatalyst is titanium dioxide, and the nano titanium dioxide is an ideal material for solving energy and environmental problems because the nano titanium dioxide is stable in chemical property, nontoxic and capable of effectively removing pollutants in atmosphere and water, so that the demand for a photocatalyst formaldehyde remover is increasing day by day.
However, titanium dioxide has a large forbidden band width (Eg ═ 3.2eV) and can only be subjected to photocatalytic reaction under ultraviolet light with a wavelength of less than 387nm, which means that titanium dioxide can only utilize a small amount of sunlight (about 5%), but cannot utilize most of visible light in sunlight (about 45%), so that when titanium dioxide is used for formaldehyde removal, the light source energy is not well utilized, the efficiency of actually removing formaldehyde is not high, and resources cannot be fully utilized for formaldehyde removal, so that the physical health of indoor residents is guaranteed, and certain safety hazards exist, and therefore, a photocatalyst formaldehyde remover is provided for solving the problems.
Disclosure of Invention
The invention aims to provide a photocatalyst formaldehyde remover to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the photocatalyst formaldehyde remover comprises 5-10 parts by weight of photocatalyst, 2-5 parts by weight of activator, 100 parts by weight of deionized water and 180 parts by weight of dispersant.
Preferably, the weight parts of the photocatalyst, the activator, the deionized water and the dispersant are 10 parts of the photocatalyst, 5 parts of the activator, 100 parts of the deionized water and 3 parts of the dispersant.
Preferably, the weight parts of the photocatalyst, the activator, the deionized water and the dispersant are 7 parts of the photocatalyst, 3 parts of the activator, 140 parts of the deionized water and 2 parts of the dispersant.
Preferably, the weight parts of the photocatalyst, the activator, the deionized water and the dispersant are 5 parts of the photocatalyst, 2 parts of the activator, 180 parts of the deionized water and 1 part of the dispersant.
Preferably, the photocatalyst is nano titanium dioxide.
Preferably, the active agent is UV 327.
Preferably, the manufacturing method comprises the following steps:
the method comprises the following steps: firstly, adding a certain amount of dispersant into a certain amount of deionized water, then stirring until the mixture is transparent, and then collecting the mixed solution for later use;
step two: then adding a certain amount of photocatalyst into the mixed solution obtained in the step one, then stirring again until the mixed solution is transparent, and then collecting the mixed solution for later use;
step three: and finally, adding an active agent into the mixed solution obtained in the step two, then stirring again until the mixed solution is transparent, and then filling.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, by adopting the technical scheme, a quantitative activating agent is added into the formaldehyde removing agent, so that the energy of a light source can be utilized in a limited way, the efficiency of photocatalyst in decomposing formaldehyde is greatly improved, and the formaldehyde removing effect is ensured.
Detailed Description
Example 1: the invention provides a technical scheme that:
the photocatalyst formaldehyde remover comprises 5-10 parts by weight of photocatalyst, 2-5 parts by weight of activator, 100 parts by weight of deionized water and 180 parts by weight of dispersant.
The photocatalyst, the activator, the deionized water and the dispersant are mixed according to the weight part ratio of 10 parts of photocatalyst, 5 parts of activator, 100 parts of deionized water and 3 parts of dispersant, the photocatalyst is nano titanium dioxide, Ti02 is activated under the action of ultraviolet rays in sunlight or lamplight to generate free radicals with high catalytic activity, strong photooxidation and reduction capability can be generated, various organic matters and partial inorganic matters such as formaldehyde and the like attached to the surface of an object can be catalyzed and photolyzed, the activator is UV327, and the UV-327 is also called 2- (2 ' -hydroxy-3 ', 5 ' -di-tert-butylphenyl) -5-chlorobenzotriazole, is one of main varieties of benzotriazole ultraviolet absorbers, is low in toxicity and strong in ultraviolet absorption capability.
The manufacturing method comprises the following steps:
the method comprises the following steps: firstly, adding a certain amount of dispersant into a certain amount of deionized water, then stirring until the mixture is transparent, and then collecting the mixed solution for later use;
step two: then adding a certain amount of photocatalyst into the mixed solution obtained in the step one, then stirring again until the mixed solution is transparent, and then collecting the mixed solution for later use;
step three: and finally, adding an active agent into the mixed solution obtained in the step two, then stirring again until the mixed solution is transparent, and then filling.
According to the invention, by adopting the technical scheme, a quantitative activating agent is added into the formaldehyde removing agent, so that the energy of a light source can be utilized in a limited way, the efficiency of photocatalyst in decomposing formaldehyde is greatly improved, and the formaldehyde removing effect is ensured.
Example 2: the invention provides a technical scheme that:
the photocatalyst formaldehyde remover comprises 5-10 parts by weight of photocatalyst, 2-5 parts by weight of activator, 100 parts by weight of deionized water and 180 parts by weight of dispersant.
The photocatalyst, the activator, the deionized water and the dispersant are prepared from 7 parts by weight of the photocatalyst, 3 parts by weight of the activator, 140 parts by weight of the deionized water and 2 parts by weight of the dispersant, the photocatalyst is nano titanium dioxide, Ti02 is activated under the action of ultraviolet rays in sunlight or lamplight to generate free radicals with high catalytic activity, strong photooxidation and reduction capability can be generated, various organic matters and partial inorganic matters such as formaldehyde and the like attached to the surface of an object can be catalyzed and photolyzed, the activator is UV327, and the UV-327 is also called 2- (2 ' -hydroxy-3 ', 5 ' -di-tert-butylphenyl) -5-chlorobenzotriazole, is one of main varieties of benzotriazole ultraviolet absorbers, is low in toxicity and strong in ultraviolet absorption capability.
The manufacturing method comprises the following steps:
the method comprises the following steps: firstly, adding a certain amount of dispersant into a certain amount of deionized water, then stirring until the mixture is transparent, and then collecting the mixed solution for later use;
step two: then adding a certain amount of photocatalyst into the mixed solution obtained in the step one, then stirring again until the mixed solution is transparent, and then collecting the mixed solution for later use;
step three: and finally, adding an active agent into the mixed solution obtained in the step two, then stirring again until the mixed solution is transparent, and then filling.
According to the invention, by adopting the technical scheme, a quantitative activating agent is added into the formaldehyde removing agent, so that the energy of a light source can be utilized in a limited way, the efficiency of photocatalyst in decomposing formaldehyde is greatly improved, and the formaldehyde removing effect is ensured.
Example 3: the invention provides a technical scheme that:
the photocatalyst formaldehyde remover comprises 5-10 parts by weight of photocatalyst, 2-5 parts by weight of activator, 100 parts by weight of deionized water and 180 parts by weight of dispersant.
The photocatalyst, the activator, the deionized water and the dispersant are 5 parts by weight of the photocatalyst, 2 parts by weight of the activator, 180 parts by weight of the deionized water and 1 part by weight of the dispersant, the photocatalyst is nano titanium dioxide, Ti02 is activated under the action of ultraviolet rays in sunlight or lamplight to generate free radicals with high catalytic activity, strong photooxidation and reduction capability can be generated, organic matters and partial inorganic matters such as various formaldehyde and the like which are attached to the surface of an object can be catalyzed and photolyzed, the activator is UV327, and the UV-327 is also called 2- (2 ' -hydroxy-3 ', 5 ' -di-tert-butylphenyl) -5-chlorobenzotriazole, is one of main varieties of benzotriazole ultraviolet absorbers, is low in toxicity and strong in ultraviolet absorption capability.
The manufacturing method comprises the following steps:
the method comprises the following steps: firstly, adding a certain amount of dispersant into a certain amount of deionized water, then stirring until the mixture is transparent, and then collecting the mixed solution for later use;
step two: then adding a certain amount of photocatalyst into the mixed solution obtained in the step one, then stirring again until the mixed solution is transparent, and then collecting the mixed solution for later use;
step three: and finally, adding an active agent into the mixed solution obtained in the step two, then stirring again until the mixed solution is transparent, and then filling.
According to the invention, by adopting the technical scheme, a quantitative activating agent is added into the formaldehyde removing agent, so that the energy of a light source can be utilized in a limited way, the efficiency of photocatalyst in decomposing formaldehyde is greatly improved, and the formaldehyde removing effect is ensured.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (7)
1. A photocatalyst formaldehyde removing agent is characterized in that: the photocatalyst, the activator, the deionized water and the dispersant are mixed according to the weight ratio of 5-10 parts of photocatalyst, 2-5 parts of activator, 100 parts of deionized water and 180 parts of dispersant.
2. The photocatalyst formaldehyde-removing agent as defined in claim 1, wherein: the weight parts of the photocatalyst, the activator, the deionized water and the dispersant are 10 parts of the photocatalyst, 5 parts of the activator, 100 parts of the deionized water and 3 parts of the dispersant.
3. The photocatalyst formaldehyde-removing agent as defined in claim 1, wherein: the weight parts of the photocatalyst, the activator, the deionized water and the dispersant are 7 parts of the photocatalyst, 3 parts of the activator, 140 parts of the deionized water and 2 parts of the dispersant.
4. The photocatalyst formaldehyde-removing agent as defined in claim 1, wherein: the weight parts of the photocatalyst, the activator, the deionized water and the dispersant are 5 parts of the photocatalyst, 2 parts of the activator, 180 parts of the deionized water and 1 part of the dispersant.
5. The photocatalyst formaldehyde-removing agent as defined in claim 1, wherein: the photocatalyst is nano titanium dioxide.
6. The photocatalyst formaldehyde-removing agent as defined in claim 1, wherein: the active agent is UV 327.
7. The photocatalyst formaldehyde-removing agent as defined in claim 1, wherein: the manufacturing method comprises the following steps:
the method comprises the following steps: firstly, adding a certain amount of dispersant into a certain amount of deionized water, then stirring until the mixture is transparent, and then collecting the mixed solution for later use;
step two: then adding a certain amount of photocatalyst into the mixed solution obtained in the step one, then stirring again until the mixed solution is transparent, and then collecting the mixed solution for later use;
step three: and finally, adding an active agent into the mixed solution obtained in the step two, then stirring again until the mixed solution is transparent, and then filling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231846.8A CN112473364A (en) | 2020-11-06 | 2020-11-06 | Photocatalyst formaldehyde removing agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231846.8A CN112473364A (en) | 2020-11-06 | 2020-11-06 | Photocatalyst formaldehyde removing agent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112473364A true CN112473364A (en) | 2021-03-12 |
Family
ID=74928824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011231846.8A Pending CN112473364A (en) | 2020-11-06 | 2020-11-06 | Photocatalyst formaldehyde removing agent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112473364A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113429913A (en) * | 2021-06-03 | 2021-09-24 | 鹤山市顺鑫实业有限公司 | Adhesive for removing formaldehyde and preparation method and application thereof |
| CN114432482A (en) * | 2021-10-22 | 2022-05-06 | 上海三希环保科技有限公司 | Deodorizing agent and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996037280A1 (en) * | 1995-05-23 | 1996-11-28 | United Technologies Corporation | Organic pollutant removal system and method |
| CN101016426A (en) * | 2007-02-22 | 2007-08-15 | 董文斗 | Water paint with function of absorbing formaldehyde |
| CN102585673A (en) * | 2012-02-28 | 2012-07-18 | 广东华兹卜化学工业有限公司 | All-weather light-triggered aldehyde-removing negative ion woodware clear coating |
| CN108517137A (en) * | 2018-04-12 | 2018-09-11 | 蔡俊兴 | A kind of novel photocatalyst |
| CN109529617A (en) * | 2019-01-16 | 2019-03-29 | 湖北煜韩环境科技有限公司 | A kind of photocatalyst is except formaldehyde agent and preparation method thereof |
| CN110237705A (en) * | 2019-06-26 | 2019-09-17 | 上海云兰环保科技有限公司 | A kind of high-efficiency environment friendly composite Nano photocatalyst formaldehyde scavenger and preparation method thereof |
| CN110449026A (en) * | 2019-08-13 | 2019-11-15 | 杭州易贝环保科技有限公司 | A kind of environment-friendly highly efficient photocatalyst formaldehyde scavenger and preparation method thereof |
-
2020
- 2020-11-06 CN CN202011231846.8A patent/CN112473364A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996037280A1 (en) * | 1995-05-23 | 1996-11-28 | United Technologies Corporation | Organic pollutant removal system and method |
| CN101016426A (en) * | 2007-02-22 | 2007-08-15 | 董文斗 | Water paint with function of absorbing formaldehyde |
| CN102585673A (en) * | 2012-02-28 | 2012-07-18 | 广东华兹卜化学工业有限公司 | All-weather light-triggered aldehyde-removing negative ion woodware clear coating |
| CN108517137A (en) * | 2018-04-12 | 2018-09-11 | 蔡俊兴 | A kind of novel photocatalyst |
| CN109529617A (en) * | 2019-01-16 | 2019-03-29 | 湖北煜韩环境科技有限公司 | A kind of photocatalyst is except formaldehyde agent and preparation method thereof |
| CN110237705A (en) * | 2019-06-26 | 2019-09-17 | 上海云兰环保科技有限公司 | A kind of high-efficiency environment friendly composite Nano photocatalyst formaldehyde scavenger and preparation method thereof |
| CN110449026A (en) * | 2019-08-13 | 2019-11-15 | 杭州易贝环保科技有限公司 | A kind of environment-friendly highly efficient photocatalyst formaldehyde scavenger and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113429913A (en) * | 2021-06-03 | 2021-09-24 | 鹤山市顺鑫实业有限公司 | Adhesive for removing formaldehyde and preparation method and application thereof |
| CN114432482A (en) * | 2021-10-22 | 2022-05-06 | 上海三希环保科技有限公司 | Deodorizing agent and preparation method thereof |
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Application publication date: 20210312 |
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