CN111302575A - Coagulant, preparation method and application thereof - Google Patents
Coagulant, preparation method and application thereof Download PDFInfo
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- CN111302575A CN111302575A CN201911008176.0A CN201911008176A CN111302575A CN 111302575 A CN111302575 A CN 111302575A CN 201911008176 A CN201911008176 A CN 201911008176A CN 111302575 A CN111302575 A CN 111302575A
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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
- C02F11/00—Treatment of sludge; Devices therefor
-
- 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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/18—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
-
- 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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/20—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing organic materials
-
- 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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
-
- 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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/40—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing ingredients of undetermined constitution or reaction products thereof, e.g. plant or animal extracts
-
- 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
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/46—Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/10—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing inorganic materials
- A61L2300/102—Metals or metal compounds, e.g. salts such as bicarbonates, carbonates, oxides, zeolites, silicates
- A61L2300/104—Silver, e.g. silver sulfadiazine
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/20—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing organic materials
- A61L2300/30—Compounds of undetermined constitution extracted from natural sources, e.g. Aloe Vera
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/404—Biocides, antimicrobial agents, antiseptic agents
-
- 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
- A61L2400/00—Materials characterised by their function or physical properties
- A61L2400/12—Nanosized materials, e.g. nanofibres, nanoparticles, nanowires, nanotubes; Nanostructured surfaces
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Abstract
The embodiment of the invention discloses a coagulant, a preparation method and application thereof, wherein the coagulant is prepared from a component A and a component B: the component A comprises the following raw materials in parts by weight: 89-91 parts of polyacrylic acid, 0.08-0.12 part of N, N' -methylene bisacrylamide, 82-86 parts of trimethylolpropane triglycidyl ether, 9-10 parts of 2-acrylamido-2-methyl-1-propane sulfonic acid, 30-35 parts of sodium carbonate and 9-11 parts of attapulgite powder; the component B is a mixed solution of L-ascorbic acid and hydrogen peroxide; the coagulant can effectively inhibit and kill harmful bacteria such as escherichia coli, staphylococcus aureus and the like in excrement, can eliminate most of peculiar smell in the excrement, can quickly absorb moisture and peculiar smell in the excrement and urine, improves the comfort of a user, and avoids infection of the harmful bacteria.
Description
Technical Field
The embodiment of the invention relates to the technical field of coagulants, and particularly relates to a coagulant and a preparation method and application thereof.
Background
With the development of society, automobiles enter the lives of people, traffic jam is visible everywhere, and the automobile closestool also becomes a necessary article for the travel of automobile families; when people are convenient in the vehicle, peculiar smell can be generated, and the coagulant can be added to perform coagulation and peculiar smell removal; at present, coagulators for automobile toilets exist in the market, but the existing coagulators for automobile toilets have poor water absorption and odor absorption performance and do not have sterilization performance.
In contemporary society, diapers are a frequent article for infants, and are used by the elderly, disabled and astronauts. The existing diaper is only provided with the water-absorbent resin coagulant, so that the buttocks are red and wet when the diaper is used for a long time by infants and old people, the comfort of a user is reduced, and bacterial infection in the diaper is easily caused to influence the health.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
Therefore, the embodiment of the invention provides a coagulant, which aims to solve the problems that the coagulant in the prior art is poor in water absorption and odor absorption performance when used in a vehicle toilet bowl, and the buttocks of a user are red and wet and the health of the user is affected when used in a diaper.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
according to a first aspect of embodiments of the present invention there is provided a coagulant made from an a-component and a B-component:
the component A comprises the following raw materials in parts by weight:
89-91 parts of polyacrylic acid, 0.08-0.12 part of N, N' -methylene bisacrylamide, 82-86 parts of trimethylolpropane triglycidyl ether, 9-10 parts of 2-acrylamido-2-methyl-1-propane sulfonic acid, 30-35 parts of sodium carbonate and 9-11 parts of attapulgite powder;
the component B is a mixed solution of L-ascorbic acid and hydrogen peroxide.
The coagulant is limited by the raw materials, can effectively inhibit and kill harmful bacteria such as escherichia coli, staphylococcus aureus and the like in excrement, can eliminate most of peculiar smell in the excrement, has excellent water absorption performance and sterilization performance, can quickly absorb moisture and peculiar smell in the excrement and urine, improves the comfort of a user, and avoids infection of the harmful bacteria.
Further, the raw materials also comprise any one or more of 1-2 parts of nano titanium dioxide silver, 18-22 parts of activated carbon, 5-10 parts of lavender powder, 18-22 parts of citrus peel powder, 5-20 parts of fecal decomposition zymocyte and 3-5 parts of rose essence. The invention can increase the plant fragrance and reduce the peculiar smell through the further limitation of the raw materials; in addition, excrement and urine can be directly fermented into an organic fertilizer by adding excrement decomposing and fermenting bacteria, so that waste utilization is realized; in addition, the redness and wet sensation of buttocks of infants and the elderly can be reduced or removed by the addition of the citrus peel powder; through the addition of the active carbon and the nano titanium dioxide silver, the peculiar smell can be efficiently removed, and the sterilization effect is improved.
Further, the lavender powder is a powder mixture of lavender flower and lavender stalk.
Furthermore, the mass concentration of the L-ascorbic acid in the mixed solution of the L-ascorbic acid and the hydrogen peroxide is 0.4-0.6%, and the mass concentration of the hydrogen peroxide is 0.3-0.4%.
According to a second aspect of the embodiments of the present invention, there is provided a method for preparing the above coagulant, comprising the steps of:
(a) dissolving sodium carbonate in distilled water, adding attapulgite powder, and stirring for 25-35min to obtain mixed solution;
(b) sequentially adding N, N' -methylene bisacrylamide, 2-acrylamide-2-methyl-1-propane sulfonic acid and polyacrylic acid in which trimethylolpropane triglycidyl ether is dissolved into the mixed solution, and continuously stirring for 25-35min after neutralization is finished to obtain a mixture;
(c) adding a mixed solution of L-ascorbic acid and hydrogen peroxide with the same volume into the mixture for reaction, placing the reactant into a water bath with the temperature of 59-61 ℃ after the temperature of the reactant reaches 60 ℃, continuing the reaction for 2.5-3.5h, shearing the reaction product, and drying to obtain the high-molecular water-absorbent resin.
Further, the mass ratio of the sodium carbonate to the distilled water is 33: (200- & 240).
Further, the drying temperature is 140-.
Further, in the step (a), one or more of nano titanium dioxide silver, activated carbon, lavender powder, citrus peel powder, fecal decomposition zymophyte and rose essence are added.
According to a third aspect of the embodiments of the present invention, there is provided a use of the above coagulant or the coagulant obtained by the above preparation method in a toilet for vehicle or a diaper.
The embodiment of the invention has the following advantages:
(1) the coagulant is limited by the raw materials, can effectively inhibit and kill harmful bacteria such as escherichia coli, staphylococcus aureus and the like in excrement, can eliminate most of peculiar smell in the excrement, has excellent water absorption performance and sterilization performance, can quickly absorb moisture and peculiar smell in the excrement and urine, improves the comfort of a user, and avoids infection of the harmful bacteria.
(2) The invention can increase the plant fragrance and reduce the peculiar smell through the further limitation of the raw materials; in addition, excrement and urine can be directly fermented into an organic fertilizer by adding excrement decomposing and fermenting bacteria, so that waste utilization is realized; in addition, the redness and wet sensation of buttocks of infants and the elderly can be reduced or removed by the addition of the citrus peel powder; through the addition of the active carbon and the nano titanium dioxide silver, the peculiar smell can be efficiently removed, and the sterilization effect is improved.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following examples used the following starting materials:
nano titanium dioxide silver: from Zhi Ti purification science and technology Co., Ltd, Hangzhou, Zhejiang;
activated carbon: from Honghua environmental protection science and technology Limited of Beijing Beike;
lavender powder: is derived from a planting field of lavender Yili in Xinjiang;
attapulgite powder: is prepared from attapulgite powder produced by Orotai mineral processing factory in Lingshu county.
Example 1
One, a coagulant
The coagulant is prepared from a component A and a component B:
the component A comprises the following raw materials in parts by weight:
89 parts of polyacrylic acid, 0.12 part of N, N' -methylene bisacrylamide, 84 parts of trimethylolpropane triglycidyl ether, 9 parts of 2-acrylamido-2-methyl-1-propanesulfonic acid, a mixed solution of L-ascorbic acid and hydrogen peroxide, 30 parts of sodium carbonate and 11 parts of attapulgite powder;
the component B is a mixed solution of L-ascorbic acid and hydrogen peroxide, wherein the mass concentration of the L-ascorbic acid in the mixed solution is 0.6%, and the mass concentration of the hydrogen peroxide in the mixed solution is 0.3%.
Second, preparation method
The coagulant is prepared by the following steps:
(a) dissolving sodium carbonate in distilled water, adding attapulgite powder, and stirring for 35min to obtain a mixed solution, wherein the mass ratio of the sodium carbonate to the distilled water is 33: 200;
(b) sequentially adding N, N' -methylene bisacrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid and polyacrylic acid in which trimethylolpropane triglycidyl ether is dissolved into the mixed solution, and continuing stirring for 35min after neutralization is finished to obtain a mixture;
(c) adding a mixed solution of L-ascorbic acid and hydrogen peroxide with the same volume into the mixture for reaction, placing the reactant into a water bath with the temperature of 59-61 ℃ after the temperature of the reactant reaches 60 ℃, continuing the reaction for 2.5h, shearing the reaction product, and drying at 160 ℃ to obtain the coagulant.
Example 2
One, a coagulant
The coagulant is prepared from a component A and a component B:
the component A comprises the following raw materials in parts by weight:
91 parts of polyacrylic acid, 0.08 part of N, N' -methylene bisacrylamide, 82 parts of trimethylolpropane triglycidyl ether, 10 parts of 2-acrylamido-2-methyl-1-propanesulfonic acid, 1.5 parts of nano titanium dioxide silver, 20 parts of activated carbon, 35 parts of sodium carbonate and 9 parts of attapulgite powder;
the component B is a mixed solution of L-ascorbic acid and hydrogen peroxide, wherein the mass concentration of the L-ascorbic acid in the mixed solution is 0.4%, and the mass concentration of the hydrogen peroxide in the mixed solution is 0.4%.
Second, preparation method
The coagulant is prepared by the following steps:
(a) dissolving sodium carbonate in distilled water, then adding attapulgite powder, nano silver titanium dioxide and activated carbon, and stirring for 25min to obtain a mixed solution, wherein the mass ratio of the sodium carbonate to the distilled water is 33: 240;
(b) sequentially adding N, N' -methylene bisacrylamide, 2-acrylamido-2-methyl-1-propanesulfonic acid and polyacrylic acid in which trimethylolpropane triglycidyl ether is dissolved into the mixed solution, and continuing stirring for 25min after neutralization is finished to obtain a mixture;
(c) adding a mixed solution of L-ascorbic acid and hydrogen peroxide with the same volume into the mixture for reaction, placing the reactant into a water bath with the temperature of 59-61 ℃ after the temperature of the reactant reaches 60 ℃, continuing the reaction for 3.5h, shearing the reaction product, and drying at the temperature of 140 ℃ to obtain the coagulant.
Example 3
One, a coagulant
The coagulant is prepared from a component A and a component B:
the component A comprises the following raw materials in parts by weight:
90 parts of polyacrylic acid, 0.1 part of N, N' -methylene bisacrylamide, 86 parts of trimethylolpropane triglycidyl ether, 9.3 parts of 2-acrylamido-2-methyl-1-propanesulfonic acid, 1.5 parts of nano titanium dioxide silver, 20 parts of activated carbon, 20 parts of orange peel powder, 4 parts of rose essence, 33 parts of sodium carbonate and 10 parts of attapulgite powder;
the component B is a mixed solution of L-ascorbic acid and hydrogen peroxide, wherein the mass concentration of the L-ascorbic acid in the mixed solution is 0.5%, and the mass concentration of the hydrogen peroxide in the mixed solution is 0.35%.
Second, preparation method
The coagulant is prepared by the following steps:
(a) dissolving sodium carbonate in distilled water, then adding attapulgite powder, nano silver titanium dioxide, activated carbon, citrus peel powder and rose essence, and stirring for 30min to obtain a mixed solution, wherein the mass ratio of the sodium carbonate to the distilled water is 33: 220;
(b) sequentially adding N, N' -methylene bisacrylamide, 2-acrylamide-2-methyl-1-propane sulfonic acid and polyacrylic acid in which trimethylolpropane triglycidyl ether is dissolved into the mixed solution, and continuously stirring for 30min after neutralization is finished to obtain a mixture;
(c) adding a mixed solution of L-ascorbic acid and hydrogen peroxide with the same volume into the mixture for reaction, placing the reactant into a water bath with the temperature of 59-61 ℃ after the temperature of the reactant reaches 60 ℃, continuing the reaction for 3 hours, shearing the reaction product, and drying at the temperature of 150 ℃ to obtain the coagulant.
Comparative example 1
The comparative example is a coagulant, and the coagulant is basically the same as the coagulant in the example 1, except that the attapulgite part is replaced by the nano titanium dioxide silver with the same part; the coagulant was prepared in the same manner as in example 1.
Comparative example 2
The comparative example is a coagulant, which is basically the same as the coagulant in example 1, except that the attapulgite powder is replaced by 20 parts of activated carbon; the coagulant was prepared in the same manner as in example 1.
Experimental example 1
The coagulants prepared in examples 1-3 and comparative examples 1-2 were selected, respectively;
respectively detecting the water absorption performance of each coagulant by adopting a water absorption rate distilled water detection method;
respectively detecting the escherichia coli inhibition performance of each coagulant by adopting a microbiological analysis method;
respectively detecting the odor removal performance of each coagulant by adopting methods of inhibiting or killing harmful bacteria and decomposing microbial inoculum, absorbing by activated carbon and covering by spice;
the above test results are shown in table 1:
TABLE 1
| Group of | Water absorption performance | Antibacterial property | Odor removal performance |
| Example 1 | 531 | 99.99％ | 99.98％ |
| Example 2 | 538 | 98.85％ | 90％ |
| Example 3 | 536 | 99.24％ | 99％ |
| Comparative example 1 | 528 | 99.43％ | 82％ |
| Comparative example 2 | 530 | 82.67％ | 97.6％ |
As can be seen from Table 1:
the coagulator prepared by the embodiment of the application has excellent water absorption, antibacterial and odor removal performances; although the deodorizing performance of the coagulant in comparative example 1 was poor, the antibacterial performance of the coagulant in comparative example 2 was poor.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. The coagulant is characterized by being prepared from a component A and a component B:
the component A comprises the following raw materials in parts by weight:
89-91 parts of polyacrylic acid, 0.08-0.12 part of N, N' -methylene bisacrylamide, 82-86 parts of trimethylolpropane triglycidyl ether, 9-10 parts of 2-acrylamido-2-methyl-1-propane sulfonic acid, 30-35 parts of sodium carbonate and 9-11 parts of attapulgite powder;
the component B is a mixed solution of L-ascorbic acid and hydrogen peroxide.
2. The coagulant according to claim 1, wherein the raw material further comprises any one or more of 1-2 parts of nano titanium dioxide silver, 18-22 parts of activated carbon, 5-10 parts of lavender powder, 18-22 parts of citrus peel powder, 5-20 parts of fecal decomposition zymophyte and 3-5 parts of rose essence.
3. The solidifying agent according to claim 1, wherein the mixed solution of the L-ascorbic acid and the hydrogen peroxide has a mass concentration of 0.4 to 0.6% and a mass concentration of 0.3 to 0.4% in terms of the L-ascorbic acid and the hydrogen peroxide.
4. The method for preparing the coagulant according to claim 1, comprising the steps of:
(a) dissolving sodium carbonate in distilled water, adding attapulgite powder, and stirring for 25-35min to obtain mixed solution;
(b) sequentially adding N, N' -methylene bisacrylamide, 2-acrylamide-2-methyl-1-propane sulfonic acid and polyacrylic acid in which trimethylolpropane triglycidyl ether is dissolved into the mixed solution, and continuously stirring for 25-35min after neutralization is finished to obtain a mixture;
(c) adding a mixed solution of L-ascorbic acid and hydrogen peroxide with the same volume into the mixture for reaction, placing the reactant into a water bath with the temperature of 59-61 ℃ after the temperature of the reactant reaches 60 ℃, continuing the reaction for 2.5-3.5h, shearing the reaction product, and drying to obtain the high-molecular water-absorbent resin.
5. The method as claimed in claim 4, wherein the mass ratio of sodium carbonate to distilled water is 33: (200-.
6. The method as claimed in claim 4, wherein the drying temperature is 140-160 ℃.
7. The method according to claim 4, wherein in the step (a), one or more of nano silver titanium dioxide, activated carbon, lavender powder, citrus peel powder, fecal decomposition zymophyte and rose essence are further added.
8. Use of the coagulant according to any one of claims 1 to 3 or the coagulant produced by the production method according to any one of claims 4 to 7 in a toilet bowl for a vehicle or a diaper.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911008176.0A CN111302575A (en) | 2019-10-22 | 2019-10-22 | Coagulant, preparation method and application thereof |
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| CN201911008176.0A CN111302575A (en) | 2019-10-22 | 2019-10-22 | Coagulant, preparation method and application thereof |
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| CN111302575A true CN111302575A (en) | 2020-06-19 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112811787A (en) * | 2021-01-15 | 2021-05-18 | 武汉美佳源环境工程有限公司 | Feces curing agent and preparation method thereof |
| CN114391478A (en) * | 2022-01-18 | 2022-04-26 | 深圳市得志科技有限公司 | Preparation method of degradable antibacterial odor-removing cat litter |
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