CN112657270A - Nano water-soluble quantitative slow-release selenium-rich filter element for enhancing immunity and preventing cancers and diseases - Google Patents
Nano water-soluble quantitative slow-release selenium-rich filter element for enhancing immunity and preventing cancers and diseases Download PDFInfo
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Abstract
The invention discloses a nano water-soluble quantitative sustained-release selenium-rich filter core capable of enhancing immunity and preventing cancers and diseases, which comprises the following raw materials: the raw materials comprise the following components in parts by weight: 5-10 parts of zinc powder, 5-10 parts of iron powder, 10-15 parts of nano sodium alginate, 10-15 parts of water-soluble polyaniline nano particles, 10-13 parts of carbon nano tube composition, 20-25 parts of activated carbon powder, 5-10 parts of titanium powder, 5-8 parts of sodium bicarbonate powder, 10-13 parts of adhesive, 5-9 parts of chitosan powder, 5-10 parts of selenite, 5-10 parts of calcium selenite, 5-10 parts of glycine selenium, 3-6 parts of stearic acid and 6-11 parts of dolomite powder; in the using process, the water-soluble nano slow-release layer is formed by adding the nano sodium alginate, the water-soluble polyaniline nano particles and the carbon nano tube composition, so that the overall strength of the slow-release layer is enhanced, the slow-release controllability of the slow-release layer is improved, and the application range of the water-soluble nano slow-release layer is expanded.
Description
Technical Field
The invention relates to the technical field of selenium-rich filter elements, in particular to a nano water-soluble quantitative slow-release selenium-rich filter element for enhancing immunity and preventing cancers and diseases.
Background
The filter element is a term of filtering and purifying function, and is mainly used in the filtering industries of oil filtration, air filtration, water filtration and the like at present in order to purify the resources of the original fluid and a simple and convenient device for separating the resources. The filter element separates solid particles in liquid or gas or makes different material components fully contact, so that the reaction time is shortened, the normal work of equipment or the cleanness of air can be protected, when fluid enters the filter element with a filter screen with a certain specification, impurities are blocked, and clean fluid flows out through the filter element. The liquid filter element makes the liquid (including oil, water, etc.) clean the polluted liquid to the state required by production and life, namely, the liquid reaches a certain cleanliness. The air filter element can clean the polluted air to the state required by production and life, namely, the air can reach certain cleanliness.
The invention is disclosed in China: CN200910101808.8 discloses a selenium-rich nano-silver activated carbon filter element and a preparation method thereof, the invention filters out organic pollutants, disinfection byproducts and heavy metals in water by adding a selenium-rich granular layer into the material of the filter element, thereby ensuring the sanitary safety of drinking water, and preventing selenium deficiency after long-term drinking.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a nano water-soluble quantitative slow-release selenium-rich filter core for enhancing immunity and preventing cancers and diseases.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the selenium-rich filter element capable of dissolving in water, quantitatively releasing slowly, enhancing immunity and preventing cancers and diseases comprises the following raw materials:
the raw materials comprise the following components in parts by weight: 5-10 parts of zinc powder, 5-10 parts of iron powder, 10-15 parts of nano sodium alginate, 10-15 parts of water-soluble polyaniline nano particles, 10-13 parts of carbon nano tube composition, 20-25 parts of activated carbon powder, 5-10 parts of titanium powder, 5-8 parts of sodium bicarbonate powder, 10-13 parts of adhesive, 5-9 parts of chitosan powder, 5-10 parts of selenite, 5-10 parts of calcium selenite, 5-10 parts of glycine selenium, 3-6 parts of stearic acid and 6-11 parts of dolomite powder.
Preferably, the nano sodium alginate comprises 10-15 parts by weight of sodium alginate, 5-10 parts by weight of absolute ethyl alcohol, 3-8 parts by weight of anhydrous calcium chloride, 3-6 parts by weight of acetamiprid, 2-5 parts by weight of acetic acid and 3-6 parts by weight of chitosan.
Preferably, the water-soluble polyaniline nanoparticles comprise 10-13 parts by weight of polyvinylpyrrolidone, 5-10 parts by weight of aniline, 2-6 parts by weight of ammonium sulfate and 1-4 parts by weight of hydrogen chloride.
Preferably, the carbon nanotube composition comprises 5-10 parts by weight of carbon nanotubes, 3-6 parts by weight of sodium hydroxide, 4-6 parts by weight of hydrogen peroxide, 3-7 parts by weight of sodium dodecyl sulfate and 3-6 parts by weight of absolute ethyl alcohol.
Preferably, the adhesive comprises 3-6 parts by weight of polypropylene, 4-8 parts by weight of ethylene-vinyl acetate copolymer, 5-8 parts by weight of melamine resin, 1-4 parts by weight of polyurethane, 3-5 parts by weight of polystyrene and 6-9 parts by weight of polyacrylate.
Preferably, the selenium-enriched filter element comprises the following steps during preparation:
preparing raw materials and preparing water-soluble polyaniline nanoparticles;
step two, mixing raw materials, wherein the prepared raw materials comprise: adding zinc powder, iron powder, nano sodium alginate, water-soluble polyaniline nanoparticles, a carbon nanotube composition, activated carbon powder, titanium powder, sodium bicarbonate powder, chitosan powder, selenite, calcium selenite, selenium glycinate, stearic acid and dolomite powder into a stirrer for stirring and mixing, wherein the rotating speed of the stirrer is 220-260r/min, the stirring time is 30-45min, and filtering the mixture by adopting a 200-mesh filter screen and a 300-mesh filter screen after stirring;
step three, adding an adhesive, namely adding the adhesive into the mixture, stirring and mixing the mixture, wherein the rotating speed of a stirrer is 240-280r/min, and the stirring time is 20-35 min;
step four, processing and forming, namely standing the mixture, air-drying for 2-4h, putting the mixture into extrusion equipment, and extruding and forming;
step five, cooling the formed mixture to room temperature;
and step six, finished product inspection, namely inspecting the processed finished product, and extracting the products with the number of parts to test the products.
Preferably, in the step one, when the water-soluble polyaniline nanoparticles are prepared, the polyvinylpyrrolidone and the deionized water are mixed, ultrasonic dissolution is carried out, aniline, ammonium sulfate and hydrogen chloride are added, stirring is carried out for 3-6h, then centrifugation is carried out for 30-40min through a centrifugal machine, supernatant is removed, washing is carried out with absolute ethyl alcohol and deionized water, and vacuum drying is carried out for 20-24 h.
Preferably, in the second step, deionized water with 10-15% of the total volume is added into the stirrer before the raw materials are stirred.
(III) advantageous effects
Compared with the prior art, the invention provides the nano water-soluble quantitative slow-release selenium-rich filter core for enhancing immunity and preventing cancers and diseases, which has the following beneficial effects:
in the using process, the water-soluble nano slow-release layer is formed by adding the nano sodium alginate, the water-soluble polyaniline nano particles and the carbon nano tube composition, so that the overall strength of the slow-release layer is enhanced, the slow-release controllability of the slow-release layer is improved, and the application range of the water-soluble nano slow-release layer is expanded;
when the invention is used, zinc powder, iron powder, selenite, calcium selenite and selenium glycinate are added, so that the water filtered by the invention contains higher zinc element, iron element and selenium element, the immunity of human body is improved, and cancers and diseases are prevented.
Drawings
FIG. 1 is a flow chart of the preparation method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Example one
Referring to fig. 1, the present invention provides a technical solution: the selenium-rich filter element capable of dissolving in water, quantitatively releasing slowly, enhancing immunity and preventing cancers and diseases comprises the following raw materials:
the raw materials comprise the following components in parts by weight: 5 parts of zinc powder, 5 parts of iron powder, 10 parts of nano sodium alginate, 10 parts of water-soluble polyaniline nano particles, 10 parts of carbon nano tube composition, 20 parts of activated carbon powder, 5 parts of titanium powder, 5 parts of sodium bicarbonate powder, 10 parts of adhesive, 5 parts of chitosan powder, 5 parts of selenite, 5 parts of calcium selenite, 5 parts of glycine selenium, 3 parts of stearic acid and 6 parts of dolomite powder.
In this embodiment, specifically: the nano sodium alginate comprises 10 parts by weight of sodium alginate, 5 parts by weight of absolute ethyl alcohol, 3 parts by weight of anhydrous calcium chloride, 3 parts by weight of acetamiprid, 2 parts by weight of acetic acid and 3 parts by weight of chitosan.
In this embodiment, specifically: the water-soluble polyaniline nanoparticles comprise 10 parts by weight of polyvinylpyrrolidone, 5 parts by weight of aniline, 2 parts by weight of ammonium sulfate and 1 part by weight of hydrogen chloride.
In this embodiment, specifically: the carbon nanotube composition includes 5 parts by weight of carbon nanotubes, 3 parts by weight of sodium hydroxide, 4 parts by weight of hydrogen peroxide, 3 parts by weight of sodium dodecyl sulfate, and 3 parts by weight of absolute ethyl alcohol.
In this embodiment, specifically: the adhesive comprises 3 parts by weight of polypropylene, 4 parts by weight of ethylene-vinyl acetate copolymer, 5 parts by weight of melamine resin, 1 part by weight of polyurethane, 3 parts by weight of polystyrene and 6 parts by weight of polyacrylate.
In this embodiment, specifically: when the selenium-rich filter element is prepared, the method comprises the following steps:
preparing raw materials and preparing water-soluble polyaniline nanoparticles;
step two, mixing raw materials, wherein the prepared raw materials comprise: adding zinc powder, iron powder, nano sodium alginate, water-soluble polyaniline nanoparticles, a carbon nanotube composition, activated carbon powder, titanium powder, sodium bicarbonate powder, chitosan powder, selenite, calcium selenite, selenium glycinate, stearic acid and dolomite powder into a stirrer, stirring and mixing at the rotating speed of 220r/min for 30min, and filtering the mixture by using a 200-mesh filter screen after stirring;
adding an adhesive, namely adding the adhesive into the mixture, and stirring and mixing the mixture, wherein the rotating speed of a stirrer is 240r/min, and the stirring time is 20 min;
step four, processing and forming, namely standing the mixture, air-drying for 2 hours, putting the mixture into extrusion equipment, and performing extrusion forming;
step five, cooling the formed mixture to room temperature;
and step six, finished product inspection, namely inspecting the processed finished product, and extracting the products with the number of parts to test the products.
In this embodiment, specifically: in the first step, when preparing the water-soluble polyaniline nanoparticles, the polyvinyl pyrrolidone and the deionized water are mixed and ultrasonically dissolved, the aniline, the ammonium sulfate and the hydrogen chloride are added, the mixture is stirred for 3 hours, then the mixture is centrifuged for 30 minutes by a centrifuge, the supernatant is removed, the mixture is washed by absolute ethyl alcohol and the deionized water, and the mixture is dried for 20 hours in vacuum.
In this embodiment, specifically: in step two, deionized water with 10% of the total volume is added into the stirrer before the raw materials are stirred.
Example two
Referring to fig. 1, the present invention further provides a technical solution, which is different from the first embodiment: the selenium-rich filter element capable of dissolving in water, quantitatively releasing slowly, enhancing immunity and preventing cancers and diseases comprises the following raw materials:
the raw materials comprise the following components in parts by weight: 8 parts of zinc powder, 7 parts of iron powder, 13 parts of nano sodium alginate, 12 parts of water-soluble polyaniline nano particles, 11 parts of carbon nano tube composition, 23 parts of activated carbon powder, 8 parts of titanium powder, 6 parts of sodium bicarbonate powder, 12 parts of adhesive, 7 parts of chitosan powder, 8 parts of selenite, 7 parts of calcium selenite, 8 parts of glycine selenium, 5 parts of stearic acid and 9 parts of dolomite powder.
In this embodiment, specifically: the nano sodium alginate comprises 13 parts by weight of sodium alginate, 8 parts by weight of absolute ethyl alcohol, 6 parts by weight of anhydrous calcium chloride, 4 parts by weight of acetamiprid, 3 parts by weight of acetic acid and 5 parts by weight of chitosan.
In this embodiment, specifically: the water-soluble polyaniline nanoparticles comprise 11 parts by weight of polyvinylpyrrolidone, 8 parts by weight of aniline, 5 parts by weight of ammonium sulfate and 3 parts by weight of hydrogen chloride.
In this embodiment, specifically: the carbon nanotube composition includes 8 parts by weight of carbon nanotubes, 4 parts by weight of sodium hydroxide, 5 parts by weight of hydrogen peroxide, 5 parts by weight of sodium dodecyl sulfate, and 5 parts by weight of absolute ethyl alcohol.
In this embodiment, specifically: the adhesive comprises 4 parts by weight of polypropylene, 6 parts by weight of ethylene-vinyl acetate copolymer, 7 parts by weight of melamine resin, 3 parts by weight of polyurethane, 4 parts by weight of polystyrene and 7 parts by weight of polyacrylate.
In this embodiment, specifically: when the selenium-rich filter element is prepared, the method comprises the following steps:
preparing raw materials and preparing water-soluble polyaniline nanoparticles;
step two, mixing raw materials, wherein the prepared raw materials comprise: adding zinc powder, iron powder, nano sodium alginate, water-soluble polyaniline nanoparticles, a carbon nanotube composition, activated carbon powder, titanium powder, sodium bicarbonate powder, chitosan powder, selenite, calcium selenite, selenium glycinate, stearic acid and dolomite powder into a stirrer, stirring and mixing at the rotating speed of 240r/min for 41min, and filtering the mixture by using a 250-mesh filter screen after stirring;
adding an adhesive, namely adding the adhesive into the mixture, and stirring and mixing the mixture, wherein the rotating speed of a stirrer is 260r/min, and the stirring time is 30 min;
step four, processing and forming, namely standing the mixture, air-drying for 3 hours, putting the mixture into extrusion equipment, and performing extrusion forming;
step five, cooling the formed mixture to room temperature;
and step six, finished product inspection, namely inspecting the processed finished product, and extracting the products with the number of parts to test the products.
In this embodiment, specifically: in the first step, when preparing the water-soluble polyaniline nanoparticles, the polyvinylpyrrolidone and the deionized water are mixed and ultrasonically dissolved, the aniline, the ammonium sulfate and the hydrogen chloride are added, the mixture is stirred for 4 hours, then the mixture is centrifuged for 35min by a centrifuge, the supernatant is removed, the mixture is washed by absolute ethyl alcohol and deionized water, and the mixture is dried for 22 hours in vacuum.
In this embodiment, specifically: in step two, deionized water of 13% of the total volume of the raw materials was added to the mixer before the raw materials were mixed.
EXAMPLE III
Referring to fig. 1, the present invention further provides a technical solution, which is different from the first embodiment: the selenium-rich filter element capable of dissolving in water, quantitatively releasing slowly, enhancing immunity and preventing cancers and diseases comprises the following raw materials:
the raw materials comprise the following components in parts by weight: 10 parts of zinc powder, 10 parts of iron powder, 15 parts of nano sodium alginate, 15 parts of water-soluble polyaniline nano particles, 13 parts of carbon nano tube composition, 25 parts of activated carbon powder, 10 parts of titanium powder, 8 parts of sodium bicarbonate powder, 13 parts of adhesive, 9 parts of chitosan powder, 10 parts of selenite, 10 parts of calcium selenite, 10 parts of selenium glycine, 6 parts of stearic acid and 11 parts of dolomite powder.
In this embodiment, specifically: the nano sodium alginate comprises 15 parts by weight of sodium alginate, 10 parts by weight of absolute ethyl alcohol, 8 parts by weight of anhydrous calcium chloride, 6 parts by weight of acetamiprid, 5 parts by weight of acetic acid and 6 parts by weight of chitosan.
In this embodiment, specifically: the water-soluble polyaniline nanoparticles comprise 13 parts by weight of polyvinylpyrrolidone, 10 parts by weight of aniline, 6 parts by weight of ammonium sulfate and 4 parts by weight of hydrogen chloride.
In this embodiment, specifically: the carbon nanotube composition includes 10 parts by weight of carbon nanotubes, 6 parts by weight of sodium hydroxide, 6 parts by weight of hydrogen peroxide, 7 parts by weight of sodium dodecyl sulfate, and 6 parts by weight of absolute ethyl alcohol.
In this embodiment, specifically: the adhesive comprises 6 parts by weight of polypropylene, 8 parts by weight of ethylene-vinyl acetate copolymer, 8 parts by weight of melamine resin, 4 parts by weight of polyurethane, 5 parts by weight of polystyrene and 9 parts by weight of polyacrylate.
In this embodiment, specifically: when the selenium-rich filter element is prepared, the method comprises the following steps:
preparing raw materials and preparing water-soluble polyaniline nanoparticles;
step two, mixing raw materials, wherein the prepared raw materials comprise: adding zinc powder, iron powder, nano sodium alginate, water-soluble polyaniline nanoparticles, a carbon nanotube composition, activated carbon powder, titanium powder, sodium bicarbonate powder, chitosan powder, selenite, calcium selenite, selenium glycinate, stearic acid and dolomite powder into a stirrer, stirring and mixing at the rotating speed of 260r/min for 45min, and filtering the mixture by using a 300-mesh filter screen after stirring;
adding an adhesive, namely adding the adhesive into the mixture, and stirring and mixing the mixture, wherein the rotating speed of a stirrer is 280r/min, and the stirring time is 35 min;
step four, processing and forming, namely standing the mixture, air-drying for 4 hours, putting the mixture into extrusion equipment, and performing extrusion forming;
step five, cooling the formed mixture to room temperature;
and step six, finished product inspection, namely inspecting the processed finished product, and extracting the products with the number of parts to test the products.
In this embodiment, specifically: in the first step, when preparing the water-soluble polyaniline nanoparticles, the polyvinylpyrrolidone and the deionized water are mixed and ultrasonically dissolved, the aniline, the ammonium sulfate and the hydrogen chloride are added, the mixture is stirred for 6 hours, then the mixture is centrifuged by a centrifuge for 40min, the supernatant is removed, the mixture is washed by absolute ethyl alcohol and deionized water, and the mixture is dried in vacuum for 24 hours.
In this embodiment, specifically: in step two, deionized water in an amount of 15% of the total volume of the raw materials was added to the mixer before the raw materials were mixed.
In summary, the working principle and the working process of the selenium-rich filter element for quantitatively slowly releasing the water-soluble nano water, enhancing the immunity and preventing cancers and diseases are that when in use, the water-soluble nano sodium alginate, the water-soluble polyaniline nano particles and the carbon nano tube composition are added to form a water-soluble nano slow release layer, so that the overall strength of the slow release layer is enhanced, the slow release controllability of the slow release layer is improved, the application range of the selenium-rich filter element is expanded, and the zinc powder, the iron powder, the selenite, the calcium selenite and the selenium glycine are added, so that the water subjected to the filtration treatment of the selenium-rich filter element disclosed by the invention contains higher zinc elements, iron elements and selenium elements, the immunity of a human.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The selenium-rich filter core is water-soluble in nanometer, quantitatively slowly released, capable of enhancing immunity and preventing cancers and diseases, and is characterized in that: the method comprises the following raw materials:
the raw materials comprise the following components in parts by weight: 5-10 parts of zinc powder, 5-10 parts of iron powder, 10-15 parts of nano sodium alginate, 10-15 parts of water-soluble polyaniline nano particles, 10-13 parts of carbon nano tube composition, 20-25 parts of activated carbon powder, 5-10 parts of titanium powder, 5-8 parts of sodium bicarbonate powder, 10-13 parts of adhesive, 5-9 parts of chitosan powder, 5-10 parts of selenite, 5-10 parts of calcium selenite, 5-10 parts of glycine selenium, 3-6 parts of stearic acid and 6-11 parts of dolomite powder.
2. The selenium-rich filter element capable of dissolving in water, quantitatively, slowly releasing, enhancing immunity and preventing cancers and diseases as claimed in claim 1, is characterized in that: the nano sodium alginate comprises 10-15 parts by weight of sodium alginate, 5-10 parts by weight of absolute ethyl alcohol, 3-8 parts by weight of anhydrous calcium chloride, 3-6 parts by weight of acetamiprid, 2-5 parts by weight of acetic acid and 3-6 parts by weight of chitosan.
3. The selenium-rich filter element capable of dissolving in water, quantitatively, slowly releasing, enhancing immunity and preventing cancers and diseases as claimed in claim 1, is characterized in that: the water-soluble polyaniline nano-particles comprise 10-13 parts by weight of polyvinylpyrrolidone, 5-10 parts by weight of aniline, 2-6 parts by weight of ammonium sulfate and 1-4 parts by weight of hydrogen chloride.
4. The selenium-rich filter element capable of dissolving in water, quantitatively, slowly releasing, enhancing immunity and preventing cancers and diseases as claimed in claim 1, is characterized in that: the carbon nanotube composition comprises 5-10 parts by weight of carbon nanotubes, 3-6 parts by weight of sodium hydroxide, 4-6 parts by weight of hydrogen peroxide, 3-7 parts by weight of sodium dodecyl sulfate and 3-6 parts by weight of absolute ethyl alcohol.
5. The selenium-rich filter element capable of dissolving in water, quantitatively, slowly releasing, enhancing immunity and preventing cancers and diseases as claimed in claim 1, is characterized in that: the adhesive comprises 3-6 parts of polypropylene, 4-8 parts of ethylene-vinyl acetate copolymer, 5-8 parts of melamine resin, 1-4 parts of polyurethane, 3-5 parts of polystyrene and 6-9 parts of polyacrylate.
6. The selenium-rich filter element capable of dissolving in water, quantitatively, slowly releasing, enhancing immunity and preventing cancers and diseases as claimed in claim 1, is characterized in that: when the selenium-rich filter element is prepared, the method comprises the following steps:
preparing raw materials and preparing water-soluble polyaniline nanoparticles;
step two, mixing raw materials, wherein the prepared raw materials comprise: adding zinc powder, iron powder, nano sodium alginate, water-soluble polyaniline nanoparticles, a carbon nanotube composition, activated carbon powder, titanium powder, sodium bicarbonate powder, chitosan powder, selenite, calcium selenite, selenium glycinate, stearic acid and dolomite powder into a stirrer for stirring and mixing, wherein the rotating speed of the stirrer is 220-260r/min, the stirring time is 30-45min, and filtering the mixture by adopting a 200-mesh filter screen and a 300-mesh filter screen after stirring;
step three, adding an adhesive, namely adding the adhesive into the mixture, stirring and mixing the mixture, wherein the rotating speed of a stirrer is 240-280r/min, and the stirring time is 20-35 min;
step four, processing and forming, namely standing the mixture, air-drying for 2-4h, putting the mixture into extrusion equipment, and extruding and forming;
step five, cooling the formed mixture to room temperature;
and step six, finished product inspection, namely inspecting the processed finished product, and extracting the products with the number of parts to test the products.
7. The selenium-rich filter element capable of dissolving in water, quantitatively, slowly releasing, enhancing immunity and preventing cancers and diseases in nanometer according to claim 6, is characterized in that: in the first step, when the water-soluble polyaniline nanoparticles are prepared, the polyvinylpyrrolidone and the deionized water are mixed and ultrasonically dissolved, the aniline, the ammonium sulfate and the hydrogen chloride are added, the mixture is stirred for 3 to 6 hours, then the mixture is centrifuged for 30 to 40 minutes by a centrifuge, the supernatant is removed, the mixture is washed by the absolute ethyl alcohol and the deionized water, and the vacuum drying is carried out for 20 to 24 hours.
8. The selenium-rich filter element capable of dissolving in water, quantitatively, slowly releasing, enhancing immunity and preventing cancers and diseases in nanometer according to claim 6, is characterized in that: in the second step, deionized water with the total volume of 10-15% is added into the stirrer before the raw materials are stirred.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101642652A (en) * | 2009-08-31 | 2010-02-10 | 金碧娥 | Selenium-rich nano-silver active carbon filter element and preparation method thereof |
| CN105315460A (en) * | 2015-11-17 | 2016-02-10 | 中国石油化工股份有限公司 | Preparation method of water-soluble polyaniline nano particles serving as corrosion inhibitor |
| CN111493069A (en) * | 2020-04-21 | 2020-08-07 | 桂方晋 | Solid chlorine dioxide sustained release agent and preparation method thereof |
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2020
- 2020-12-10 CN CN202011437316.9A patent/CN112657270A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101642652A (en) * | 2009-08-31 | 2010-02-10 | 金碧娥 | Selenium-rich nano-silver active carbon filter element and preparation method thereof |
| CN105315460A (en) * | 2015-11-17 | 2016-02-10 | 中国石油化工股份有限公司 | Preparation method of water-soluble polyaniline nano particles serving as corrosion inhibitor |
| CN111493069A (en) * | 2020-04-21 | 2020-08-07 | 桂方晋 | Solid chlorine dioxide sustained release agent and preparation method thereof |
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