CN110935419A - Active carbon filter element with antibacterial effect and preparation method thereof - Google Patents
Active carbon filter element with antibacterial effect and preparation method thereof Download PDFInfo
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- CN110935419A CN110935419A CN201911118290.9A CN201911118290A CN110935419A CN 110935419 A CN110935419 A CN 110935419A CN 201911118290 A CN201911118290 A CN 201911118290A CN 110935419 A CN110935419 A CN 110935419A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/14—Diatomaceous earth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
- B01J20/18—Synthetic zeolitic molecular sieves
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4806—Sorbents characterised by the starting material used for their preparation the starting material being of inorganic character
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- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Geochemistry & Mineralogy (AREA)
- Dispersion Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention discloses an active carbon filter element with an antibacterial effect, which is characterized by comprising the following raw materials in parts by weight: 180 parts of coconut shell activated carbon powder, 1-3 parts of silver-loaded 4A zeolite, 20-30 parts of clay, 15-20 parts of diatomite, 5-10 parts of loess, 5-10 parts of graphene, 5-8 parts of an antibacterial agent and 2-8 parts of anion powder. The filter element has strong antibacterial property. The preparation method comprises the following steps: step 1, taking the raw materials according to the mixture ratio; step 2, mixing the raw materials weighed in the step 1, and grinding and crushing; step 3, mixing the mixed powder obtained in the step 2 with water, compressing the mixture by a pug mill, cutting the mixture in a clamp of a compressor, and cutting the mixture into a cylinder; step 4, drying; and 5, putting the dried semi-finished product into a furnace for sintering heat treatment, keeping the temperature in the furnace at the temperature of 250-300 ℃ for 20-30 minutes, firing, forming, discharging, cooling to 20-30 ℃ and demoulding.
Description
Technical Field
The invention belongs to the technical field of water purification, and particularly relates to an active carbon filter element with an antibacterial effect and a preparation method of the active carbon filter element with the antibacterial effect.
Background
Under the condition of proper environment in summer, the bacteria in the drinking water rapidly grow, so that the filter element is easy to mildew and smell; after the water passes through the filter element, the water quality is deteriorated due to bacteria breeding, some harmful bacteria are very harmful to human bodies, and the traditional active carbon filter element can only realize the function of physical filtration and has no bacteriostatic effect; the commonly used antibacterial technology is the antibacterial technology by utilizing silver-loaded active carbon, but the poor silver-loaded stability determines that the antibacterial effect is unstable, the service life is short, the application range is limited, and the wide application is difficult.
Disclosure of Invention
The invention aims to provide an active carbon filter element with an antibacterial effect, which has strong adsorbability and a good antibacterial effect.
The invention aims to provide a preparation method of an activated carbon filter element with an antibacterial effect, which is simple and easy to operate.
The technical scheme adopted by the invention is that the active carbon filter core with the antibacterial effect is composed of the following raw materials in parts by weight: 180 parts of coconut shell activated carbon powder, 1-3 parts of silver-loaded 4A zeolite, 20-30 parts of clay, 15-20 parts of diatomite, 5-10 parts of loess, 5-10 parts of graphene, 5-8 parts of an antibacterial agent and 2-8 parts of anion powder.
The present invention is also characterized in that,
the antibacterial agent is nano zinc oxide.
The invention adopts another technical scheme that a preparation method of an active carbon filter element with an antibacterial effect is implemented according to the following steps:
a preparation method of an active carbon filter element with an antibacterial effect is characterized by comprising the following steps:
step 1, weighing the following raw materials in parts by weight: 180 parts of coconut shell activated carbon powder, 1-3 parts of silver-loaded 4A zeolite, 20-30 parts of clay, 15-20 parts of diatomite, 5-10 parts of loess, 5-10 parts of graphene, 5-8 parts of an antibacterial agent and 2-8 parts of anion powder;
step 2, mixing the raw materials weighed in the step 1, and grinding and crushing;
step 3, mixing the mixed powder obtained in the step 2 with water, compressing the mixture by a pug mill, cutting the mixture in a clamp of a compressor, and cutting the mixture into a cylinder;
step 4, drying the semi-finished product obtained in the step 3;
and 5, putting the dried semi-finished product obtained in the step 4 into a furnace for sintering heat treatment, keeping the temperature in the furnace at the temperature of 250-300 ℃ for 20-30 minutes, firing, forming, discharging, cooling to 20-30 ℃, and demolding to obtain the product.
The present invention is also characterized in that,
in the step 1, the particle size of the mixed powder after grinding and crushing is not more than 300 meshes.
In the step 4, the drying temperature is 50-80 ℃, and the drying time is 2-3 h.
The invention has the beneficial effects that: the filter element has the advantages of long service life, strong antibacterial property, good water permeability, strong adsorbability, thorough purification and more benefit for the health of drinkers. The preparation method is simple and easy to operate.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
The invention provides an active carbon filter element with an antibacterial effect, which is composed of the following raw materials in parts by weight: 180 parts of coconut shell activated carbon powder, 1-3 parts of silver-loaded 4A zeolite, 20-30 parts of clay, 15-20 parts of diatomite, 5-10 parts of loess, 5-10 parts of graphene, 5-8 parts of an antibacterial agent and 2-8 parts of anion powder.
The antibacterial agent is nano zinc oxide.
The invention also provides a preparation method of the activated carbon filter element with the antibacterial effect, which is implemented according to the following steps:
step 1, weighing the following raw materials in parts by weight: 180 parts of coconut shell activated carbon powder, 1-3 parts of silver-loaded 4A zeolite, 20-30 parts of clay, 15-20 parts of diatomite, 5-10 parts of loess, 5-10 parts of graphene, 5-8 parts of an antibacterial agent and 2-8 parts of anion powder;
step 2, mixing the raw materials weighed in the step 1, and grinding and crushing;
step 3, mixing the mixed powder obtained in the step 2 with water, compressing the mixture by a pug mill, cutting the mixture in a clamp of a compressor, and cutting the mixture into a cylinder;
step 4, drying the semi-finished product obtained in the step 3;
and 5, putting the dried semi-finished product obtained in the step 4 into a furnace for sintering heat treatment, keeping the temperature in the furnace at the temperature of 250-300 ℃ for 20-30 minutes, firing, forming, discharging, cooling to 20-30 ℃, and demolding to obtain the product.
In the step 1, the particle size of the mixed powder after grinding and crushing is not more than 300 meshes.
In the step 4, the drying temperature is 50-80 ℃, and the drying time is 2-3 h.
Example 1
A preparation method of an active carbon filter element with an antibacterial effect is implemented according to the following steps:
step 1, weighing the following raw materials in parts by weight: 150 parts of coconut shell activated carbon powder, 1 part of silver-loaded 4A zeolite, 20 parts of clay, 15 parts of diatomite, 5 parts of loess, 5 parts of graphene, 5 parts of an antibacterial agent and 2 parts of anion powder;
step 2, mixing the raw materials weighed in the step 1, and grinding and crushing;
step 3, mixing the mixed powder obtained in the step 2 with water, compressing the mixture by a pug mill, cutting the mixture in a clamp of a compressor, and cutting the mixture into a cylinder;
step 4, drying the semi-finished product obtained in the step 3;
and 5, putting the dried semi-finished product obtained in the step 4 into a furnace for sintering heat treatment, keeping the temperature in the furnace at 250 ℃ for 20 minutes, firing, forming, discharging, cooling to 20 ℃, and demolding to obtain the product.
In the step 1, the particle size of the mixed powder after grinding and crushing is not more than 300 meshes.
In the step 4, the drying temperature is 50 ℃, and the drying time is 2 h.
Example 2
A preparation method of an active carbon filter element with an antibacterial effect is implemented according to the following steps:
step 1, weighing the following raw materials in parts by weight: 180 parts of coconut shell activated carbon powder, 3 parts of silver-loaded 4A zeolite, 30 parts of clay, 20 parts of diatomite, 10 parts of loess, 10 parts of graphene, 8 parts of an antibacterial agent and 8 parts of anion powder;
step 2, mixing the raw materials weighed in the step 1, and grinding and crushing;
step 3, mixing the mixed powder obtained in the step 2 with water, compressing the mixture by a pug mill, cutting the mixture in a clamp of a compressor, and cutting the mixture into a cylinder;
step 4, drying the semi-finished product obtained in the step 3;
and 5, putting the semi-finished product dried in the step 4 into a furnace for sintering heat treatment, keeping the temperature in the furnace at 300 ℃ for 30 minutes, firing, forming, discharging, cooling to 30 ℃, and demolding to obtain the product.
In the step 1, the particle size of the mixed powder after grinding and crushing is not more than 300 meshes.
In the step 4, the drying temperature is 80 ℃, and the drying time is 3 hours.
Example 3
A preparation method of an active carbon filter element with an antibacterial effect is implemented according to the following steps:
step 1, weighing the following raw materials in parts by weight: 160 parts of coconut shell activated carbon powder, 2 parts of silver-loaded 4A zeolite, 25 parts of clay, 16 parts of diatomite, 6 parts of loess, 8 parts of graphene, 6 parts of an antibacterial agent and 6 parts of anion powder;
step 2, mixing the raw materials weighed in the step 1, and grinding and crushing;
step 3, mixing the mixed powder obtained in the step 2 with water, compressing the mixture by a pug mill, cutting the mixture in a clamp of a compressor, and cutting the mixture into a cylinder;
step 4, drying the semi-finished product obtained in the step 3;
and 5, putting the dried semi-finished product obtained in the step 4 into a furnace for sintering heat treatment, keeping the temperature in the furnace at 260 ℃ for 25 minutes, firing, forming, discharging, cooling to 25 ℃, and demolding to obtain the product.
In the step 1, the particle size of the mixed powder after grinding and crushing is not more than 300 meshes.
In the step 4, the drying temperature is 60 ℃, and the drying time is 2.5 h.
Claims (5)
1. An active carbon filter element with antibacterial effect is characterized by comprising the following raw materials in parts by weight: 180 parts of coconut shell activated carbon powder, 1-3 parts of silver-loaded 4A zeolite, 20-30 parts of clay, 15-20 parts of diatomite, 5-10 parts of loess, 5-10 parts of graphene, 5-8 parts of an antibacterial agent and 2-8 parts of anion powder.
2. The activated carbon filter element with antibacterial effect of claim 1, wherein the antibacterial agent is nano zinc oxide.
3. A preparation method of an active carbon filter element with an antibacterial effect is characterized by comprising the following steps:
step 1, weighing the following raw materials in parts by weight: 180 parts of coconut shell activated carbon powder, 1-3 parts of silver-loaded 4A zeolite, 20-30 parts of clay, 15-20 parts of diatomite, 5-10 parts of loess, 5-10 parts of graphene, 5-8 parts of an antibacterial agent and 2-8 parts of anion powder;
step 2, mixing the raw materials weighed in the step 1, and grinding and crushing;
step 3, mixing the mixed powder obtained in the step 2 with water, compressing the mixture by a pug mill, cutting the mixture in a clamp of a compressor, and cutting the mixture into a cylinder;
step 4, drying the semi-finished product obtained in the step 3;
and 5, putting the dried semi-finished product obtained in the step 4 into a furnace for sintering heat treatment, keeping the temperature in the furnace at the temperature of 250-300 ℃ for 20-30 minutes, firing, forming, discharging, cooling to 20-30 ℃, and demolding to obtain the product.
4. The method for preparing an activated carbon filter element with antibacterial effect as claimed in claim 1, wherein in step 1, the particle size of the mixed powder after grinding and crushing is not more than 300 meshes.
5. The preparation method of the active carbon filter element with the antibacterial effect according to claim 1, wherein in the step 4, the drying temperature is 50-80 ℃, and the drying time is 2-3 h.
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| CN201911118290.9A CN110935419A (en) | 2019-11-15 | 2019-11-15 | Active carbon filter element with antibacterial effect and preparation method thereof |
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Application publication date: 20200331 |