CN113491786A - Air purification paste with disinfection and sterilization functions and preparation method thereof - Google Patents
Air purification paste with disinfection and sterilization functions and preparation method thereof Download PDFInfo
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- CN113491786A CN113491786A CN202010261775.XA CN202010261775A CN113491786A CN 113491786 A CN113491786 A CN 113491786A CN 202010261775 A CN202010261775 A CN 202010261775A CN 113491786 A CN113491786 A CN 113491786A
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- chlorine dioxide
- paste
- air purification
- disinfection
- stabilizer
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- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 38
- 238000004887 air purification Methods 0.000 title claims abstract description 25
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 claims abstract description 111
- 239000004155 Chlorine dioxide Substances 0.000 claims abstract description 55
- 235000019398 chlorine dioxide Nutrition 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000002250 absorbent Substances 0.000 claims abstract description 19
- 230000002745 absorbent Effects 0.000 claims abstract description 19
- 239000003381 stabilizer Substances 0.000 claims abstract description 15
- 238000004806 packaging method and process Methods 0.000 claims abstract description 14
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 13
- 230000003213 activating effect Effects 0.000 claims abstract description 10
- 239000008213 purified water Substances 0.000 claims abstract description 9
- 239000006096 absorbing agent Substances 0.000 claims abstract description 3
- 238000007689 inspection Methods 0.000 claims abstract description 3
- 238000005070 sampling Methods 0.000 claims abstract description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 42
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 26
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 claims description 26
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 15
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 15
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 15
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 15
- 229920002126 Acrylic acid copolymer Polymers 0.000 claims description 14
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims description 14
- 235000019796 monopotassium phosphate Nutrition 0.000 claims description 14
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 13
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 claims description 10
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims description 4
- 229910021538 borax Inorganic materials 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 claims description 4
- LWIHDJKSTIGBAC-UHFFFAOYSA-K potassium phosphate Substances [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims description 4
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 4
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 4
- 239000012190 activator Substances 0.000 claims 1
- 239000006071 cream Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000000746 purification Methods 0.000 abstract 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 18
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 9
- 235000017557 sodium bicarbonate Nutrition 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 230000035943 smell Effects 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 150000001450 anions Chemical class 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- 229920006243 acrylic copolymer Polymers 0.000 description 2
- 239000002781 deodorant agent Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 239000012629 purifying agent Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 244000082204 Phyllostachys viridis Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000002386 air freshener Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- -1 gel-off cartridges Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000013343 vitamin Nutrition 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
- 150000003722 vitamin derivatives Chemical class 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
- A61L9/04—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone using substances evaporated in the air without heating
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
- A61L9/012—Deodorant compositions characterised by being in a special form, e.g. gels, emulsions
Abstract
The invention discloses an air purification paste with disinfection and sterilization functions and a preparation method thereof, wherein the purification paste consists of water, chlorine dioxide, a stabilizer and a water absorbent, and the weight ratio of the components is as follows: chlorine dioxide: a stabilizer: water-absorbing agent = (95-98): (0.1-1.0): (0.5-2.0): (0.1-1.0). The preparation method comprises the following steps: 1) introducing chlorine dioxide gas into purified water containing a stabilizer to form a stable chlorine dioxide solution; 2) adding a water absorbent into the stable chlorine dioxide solution to form paste; 3) sampling and inspecting the finished product in the step 2), packaging the finished product after the inspection is qualified, and adding a quantitative activating agent into the air purification paste when in use. The invention has the advantages that the product can slowly release chlorine dioxide gas with safety, high efficiency and broad-spectrum disinfection and sterilization in the service life, the preparation method is simple, the raw materials are easy to obtain, and the cost is low.
Description
Technical Field
The invention relates to the field of air purifiers, in particular to an air purification paste with disinfection and sterilization functions and a preparation method thereof.
Background
Air purifiers currently marketed are generally of several types: adsorption type air purificant, such as activated carbon, bamboo charcoal, coconut vitamin carbon; covering-type deodorants, such as gel-off cartridges, air fresheners; a decomposition-type deodorant. The adsorption type air purifying agent is used for removing pollutants by utilizing the physical adsorption, chemical adsorption, oxidation, catalytic oxidation, reduction and other properties of the activated carbon. The covering type smell removing agent is used for covering various peculiar smells in the air by utilizing the fragrance of aromatic hydrocarbon so as to achieve the effect of removing the smell. The decomposition type air purifying agent separates metal ions, anions and neutral molecules in various natural minerals by a base-decomposing complexing technology at high temperature and negative pressure, recombines the metal ions, the anions and the neutral molecules, and combines the anions or the molecules around a central ion or a neutral atom through a coordination bond, thereby forming a stable new ion or molecule structure with strong oxidation effect to remove peculiar smell. These air purifiers have no or only weak sterilization function, and also have a problem of inconvenience in storage and transportation of liquid air purifiers.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an air purification paste with disinfection and sterilization functions and a preparation method thereof.
The invention adopts the following technical scheme.
An air purification paste with disinfection and sterilization functions, which consists of water, chlorine dioxide, a stabilizer and a water absorbent, wherein the weight ratio of the components is as follows: chlorine dioxide: a stabilizer: water-absorbing agent = (95-98): (0.1-1.0): (0.5-2.0): (0.1-1.0).
The stabilizer is one or a mixture of more than two of sodium carbonate, sodium bicarbonate, sodium methoxide and sodium borate.
The water absorbent is carboxymethyl cellulose grafted acrylic acid copolymer.
When the air purification paste is used, an activating agent consisting of monopotassium phosphate and citric acid is added, wherein the weight ratio of the monopotassium phosphate to the citric acid is as follows: 1:1, and the dosage of the activating agent is 5-10% of the weight of the air purification paste.
A preparation method of air purification paste with disinfection and sterilization functions comprises the following steps:
1) introducing chlorine dioxide gas into purified water containing a stabilizer to form a stable chlorine dioxide solution;
2) adding a water absorbent into the stable chlorine dioxide solution to form paste;
3) sampling and inspecting the finished product in the step 2), packaging the finished product after the inspection is qualified, and adding a quantitative activating agent into the air purification paste when in use.
The stabilizer added in the step 1) is one or a mixture of more than two of sodium carbonate, sodium bicarbonate, sodium methoxide and sodium borate, and the dosage of the stabilizer is 0.2-2.0% of the total weight of the solution.
The concentration of chlorine dioxide in the stable chlorine dioxide solution in the step 1) is 0.2-2.0%.
The water absorbent added in the step 2) is carboxymethyl cellulose grafted acrylic acid copolymer, and the dosage of the carboxymethyl cellulose grafted acrylic acid copolymer is 0.1-1.0% of the total weight of the stable chlorine dioxide solution.
The activating agent added in the step 3) is a compound agent of potassium dihydrogen phosphate and citric acid, and the weight ratio of the potassium dihydrogen phosphate to the citric acid is as follows: 1:1, and the dosage of the activating agent is 5-10% of the weight of the air purification paste.
Compared with the prior art, the invention has the advantages that the product can slowly release the chlorine dioxide gas with safety, high efficiency and broad-spectrum disinfection and sterilization in the service life, thereby sterilizing, disinfecting and deodorizing the air in the environmental space. The water absorbent carboxymethyl cellulose grafted acrylic acid copolymer can change chlorine dioxide solution into paste, can effectively control the release speed of chlorine dioxide, can sterilize and disinfect the product, can be safely used for a long time, and avoids the inconvenience of using and transporting the chlorine dioxide solution. The preparation method is simple, the raw materials are easy to obtain, the cost is low, and the preparation method is suitable for large-scale production.
Detailed Description
The present invention will be described in further detail with reference to examples.
Example 1
Weighing 5 g of sodium carbonate, 5 g of sodium bicarbonate and 10 g of sodium methoxide, adding the sodium carbonate, the sodium bicarbonate and the sodium methoxide into 1000ml of purified water for dissolving, and then introducing 20 g of separated and purified chlorine dioxide gas into the solution to obtain 1000ml of 2% chlorine dioxide stable solution. 100ml of 2 percent chlorine dioxide stable solution is taken, 1.0 g of water absorbent carboxymethyl cellulose grafted acrylic copolymer is added to prepare colloidal paste, and the colloidal paste is packaged into a finished product by a special packaging bottle after being detected to be qualified. 100 g of each of potassium dihydrogen phosphate and citric acid was weighed and mixed uniformly, and 10 g was packed in a paper bag.
Example 2
2.5 g of sodium carbonate, 2.5 g of sodium bicarbonate and 5 g of sodium methoxide are weighed and added into 1000ml of purified water for dissolution, and then 10 g of separated and purified chlorine dioxide gas is introduced into the solution to obtain 1000ml of 1 percent chlorine dioxide stable solution. Taking 100ml of 1% chlorine dioxide stable solution, adding 0.5 g of water absorbent carboxymethyl cellulose grafted acrylic acid copolymer to prepare colloidal paste, and packaging the colloidal paste into a finished product by using a specific packaging bottle after the colloidal paste is detected to be qualified. 100 g of each of potassium dihydrogen phosphate and citric acid was weighed and mixed uniformly, and 8.0 g was packed in a paper bag.
Example 3
Weighing 4.5 g of sodium carbonate, 4.5 g of sodium bicarbonate and 9 g of sodium methoxide, adding the sodium carbonate, the sodium bicarbonate and the sodium methoxide into 1000ml of purified water for dissolving, and then introducing 8.0 g of separated and purified chlorine dioxide gas into the solution to obtain 1000ml of 0.8 percent stable chlorine dioxide solution. Taking 100ml of 0.8% chlorine dioxide stable solution, adding 0.5 g of water absorbent carboxymethyl cellulose grafted acrylic acid copolymer to prepare colloidal paste, and packaging the colloidal paste into a finished product by using a specific packaging bottle after the colloidal paste is qualified. 100 g of each of potassium dihydrogen phosphate and citric acid was weighed and mixed uniformly, and 8.0 g was packed in a paper bag.
Example 4
Weighing 4.0 g of sodium carbonate, 4.0 g of sodium bicarbonate and 8 g of sodium methoxide, adding the sodium carbonate, the sodium bicarbonate and the sodium methoxide into 1000ml of purified water for dissolving, and then introducing 6.0 g of separated and purified chlorine dioxide gas into the solution to obtain 1000ml of 0.6 percent chlorine dioxide stable solution. Taking 100ml of 0.6% chlorine dioxide stable solution, adding 0.5 g of water absorbent carboxymethyl cellulose grafted acrylic acid copolymer to prepare colloidal paste, and packaging the colloidal paste into a finished product by using a specific packaging bottle after the colloidal paste is qualified. 100 g of each of potassium dihydrogen phosphate and citric acid was weighed and mixed uniformly, and 8.0 g was packed in a paper bag.
Example 5
3.5 g of sodium carbonate, 3.5 g of sodium bicarbonate and 7 g of sodium methoxide are weighed and added into 1000ml of purified water for dissolution, and then 4.0 g of separated and purified chlorine dioxide gas is introduced into the solution to obtain 1000ml of 0.4 percent stable chlorine dioxide solution. Taking 100ml of 0.4% chlorine dioxide stable solution, adding 0.2 g of water absorbent carboxymethyl cellulose grafted acrylic acid copolymer to prepare colloidal paste, and packaging the colloidal paste into a finished product by using a specific packaging bottle after the colloidal paste is qualified. 100 g of each of potassium dihydrogen phosphate and citric acid was weighed and mixed uniformly, and 5.0 g was packed in a paper bag.
Example 6
3.0 g of sodium carbonate, 3.0 g of sodium bicarbonate and 6 g of sodium methoxide are weighed and added into 1000ml of purified water for dissolution, and then 2.0 g of separated and purified chlorine dioxide gas is introduced into the solution to obtain 1000ml of 0.8 percent stable chlorine dioxide solution. Taking 100ml of 0.2% chlorine dioxide stable solution, adding 0.1 g of water absorbent carboxymethyl cellulose grafted acrylic acid copolymer to prepare colloidal paste, and packaging the colloidal paste into a finished product by using a specific packaging bottle after the colloidal paste is qualified. 100 g of each of potassium dihydrogen phosphate and citric acid was weighed and mixed uniformly, and 5.0 g was packed in a paper bag.
Comparative experiment 1
Comparison table of chlorine dioxide release speed and concentration of 50m3 space house
| Example No. 2 | Chlorine dioxide release rate (mg/h) | Chlorine dioxide space concentration (PPm) |
| Example 1 | 2.0 | 79 |
| Example 2 | 1.7 | 75 |
| Example 3 | 1.5 | 72 |
| Example 4 | 1.0 | 67 |
| Example 5 | 0.75 | 65 |
| Example 6 | 0.45 | 61 |
Comparative experiment 2
Comparison experiment of the dosage of the water absorbent carboxymethyl cellulose grafted acrylic acid copolymer on the release rate of chlorine dioxide: the air purification paste finished product is prepared according to the example 1, and the water absorbent carboxymethyl cellulose grafted acrylic acid copolymer is used in the following amount: 1.0 grams, 0.8 grams, 0.6 grams, 0.4 grams, 0.2 grams, 0.1 grams, chlorine dioxide release rate vs table:
| amount of carboxymethyl cellulose-grafted acrylic copolymer (%) | Chlorine dioxide release rate (mg/h) |
| 1.0 | 2.0 |
| 0.8 | 2.1 |
| 0.6 | 2.5 |
| 0.4 | 2.5 |
| 0.2 | 3.1 |
| 0.1 | 3.9 |
Comparative experiment 3
Example 1 was subjected to a chlorine dioxide release rate over time experiment and the results are shown in the following table:
| time (sky) | Chlorine dioxide release rate (mg/h) |
| 1 | 2.0 |
| 10 | 1.6 |
| 20 | 1.5 |
| 30 | 1.2 |
| 40 | 1.0 |
| 50 | 0.7 |
| 60 | 0.6 |
Comparative experiment 4
Air purification effect experiment: the performance tests of the examples 1 to 6 are carried out according to the QB/T2761-2006 standard, and the sterilization rate of the product on different strains is up to more than 99.999%.
The chlorine dioxide release rate was measured iodometrically and the space concentration of chlorine dioxide was measured using a HFPCY-ClO2 portable chlorine dioxide detector.
Claims (9)
1. The air purification paste with the disinfection and sterilization functions is characterized by comprising water, chlorine dioxide, a stabilizer and a water absorbent, wherein the weight ratio of the components is as follows: chlorine dioxide: a stabilizer: water-absorbing agent = (95-98): (0.1-1.0): (0.5-2.0): (0.1-1.0).
2. The air purification cream with disinfection and sterilization functions as claimed in claim 1, wherein the stabilizer is one or a mixture of more than two of sodium carbonate, sodium bicarbonate, sodium methoxide and sodium borate.
3. The air purification paste with disinfection and sterilization functions as claimed in claim 1, wherein the water absorbent is carboxymethyl cellulose grafted acrylic acid copolymer.
4. The air purifying paste with disinfection and sterilization functions as claimed in claim 1, wherein an activator consisting of monopotassium phosphate and citric acid is added when the air purifying paste is used, and the weight ratio of the monopotassium phosphate to the citric acid is as follows: 1:1, and the dosage of the activating agent is 5-10% of the weight of the air purification paste.
5. A preparation method of air purification paste with disinfection and sterilization functions is characterized by comprising the following steps:
1) introducing chlorine dioxide gas into purified water containing a stabilizer to form a stable chlorine dioxide solution;
2) adding a water absorbent into the stable chlorine dioxide solution to form paste;
3) sampling and inspecting the finished product in the step 2), packaging the finished product after the inspection is qualified, and adding a quantitative activating agent into the air purification paste when in use.
6. The method for preparing an air purification paste with disinfection and sterilization functions according to claim 5, wherein the stabilizer added in the step 1) is one or a mixture of more than two of sodium carbonate, sodium bicarbonate, sodium methoxide and sodium borate, and the amount of the stabilizer is 0.2-2.0% of the total weight of the solution.
7. The method for preparing air purification paste with disinfection and sterilization functions according to claim 5, wherein the concentration of chlorine dioxide in the stable chlorine dioxide solution in step 1) is 0.2-2.0%.
8. The method for preparing air purification paste with disinfection and sterilization functions according to claim 5, wherein the water absorbent added in the step 2) is carboxymethyl cellulose grafted acrylic acid copolymer, and the amount of carboxymethyl cellulose grafted acrylic acid copolymer is 0.1-1.0% of the total weight of the stable chlorine dioxide solution.
9. The method for preparing the air purification paste with the disinfection and sterilization functions according to claim 5, wherein the activating agent added in the step 3) is a compound agent of potassium dihydrogen phosphate and citric acid, and the weight ratio of the potassium dihydrogen phosphate to the citric acid is as follows: 1:1, and the dosage of the activating agent is 5-10% of the weight of the air purification paste.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010261775.XA CN113491786A (en) | 2020-04-05 | 2020-04-05 | Air purification paste with disinfection and sterilization functions and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010261775.XA CN113491786A (en) | 2020-04-05 | 2020-04-05 | Air purification paste with disinfection and sterilization functions and preparation method thereof |
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| Publication Number | Publication Date |
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| CN113491786A true CN113491786A (en) | 2021-10-12 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107467065A (en) * | 2017-08-23 | 2017-12-15 | 广西大学 | A kind of preparation method of long-acting slow release type solid chlorine dioxide air purifying preparation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107467065A (en) * | 2017-08-23 | 2017-12-15 | 广西大学 | A kind of preparation method of long-acting slow release type solid chlorine dioxide air purifying preparation |
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