CN111820242A - Preparation process and application of antibacterial and odor-removing granules - Google Patents

Preparation process and application of antibacterial and odor-removing granules Download PDF

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Publication number
CN111820242A
CN111820242A CN202010730055.3A CN202010730055A CN111820242A CN 111820242 A CN111820242 A CN 111820242A CN 202010730055 A CN202010730055 A CN 202010730055A CN 111820242 A CN111820242 A CN 111820242A
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preparation process
bacteriostatic
mixing
steps
spherical particles
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CN202010730055.3A
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Inventor
徐荣
褚世君
张昕
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Anhui Guowei Huaxin Environmental Technology Co ltd
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Anhui Guowei Huaxin Environmental Technology Co ltd
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Priority to CN202010730055.3A priority Critical patent/CN111820242A/en
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    • 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
    • A01N59/16—Heavy metals; Compounds thereof
    • 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
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/08—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing solids as carriers or diluents
    • 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
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/12—Powders or granules
    • 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
    • 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
    • A61L9/014—Deodorant compositions containing sorbent material, e.g. activated carbon
    • 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
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • 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
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/22—Ionisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
    • 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
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/20—Method-related aspects
    • A61L2209/22—Treatment by sorption, e.g. absorption, adsorption, chemisorption, scrubbing, wet cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/06—Polluted air

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Environmental Sciences (AREA)
  • Zoology (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Wood Science & Technology (AREA)
  • Dentistry (AREA)
  • Plant Pathology (AREA)
  • Toxicology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

The invention discloses a preparation process and application of antibacterial and deodorant granules. The related contents comprise: the composite material is prepared by wet mixing, dry mixing, rolling, drying, calcining and screening. The particles prepared by the invention have strong adsorption capacity, have the functions of bacteriostasis and deodorization, and can release negative ions to improve the air quality and make the air fresher.

Description

Preparation process and application of antibacterial and odor-removing granules
Technical Field
The invention relates to the field of air purification products, in particular to a preparation process and application of antibacterial and deodorant granules.
Background
The problems of mould and peculiar smell of various closed and semi-closed spaces are always a long-standing problem, which naturally brings troubles to people.
Although some methods are available on the market, such as activated carbon bags, which have large specific surface area and can adsorb odor, the methods have no capability of inhibiting the growth of bacteria, and are easy to generate secondary pollution due to adsorption saturation in a short period of time due to the broad-spectrum absorption. The nano tourmaline has high processing cost and poor odor removal capability, so the popularization is not high.
The invention uses active carbon, diatomite, tourmaline and silica sol as raw materials. The particles prepared by simple processes of wet mixing, dry mixing, rolling, drying, calcining, screening and the like are convenient to use, have excellent antibacterial and deodorizing capabilities, release negative ions to improve air quality, have controllable cost and easy popularization, and are expected to solve the problems of mold and peculiar smell existing in closed and semi-closed spaces for a long time.
Disclosure of Invention
The invention aims to provide a preparation process and application of antibacterial and deodorant granules, so as to solve the technical problems.
In order to solve the technical problems, the invention adopts the following technical scheme:
a preparation process of bacteriostatic and deodorant granules comprises the following steps:
(1) dry mixing: adding 30-50 parts of powdered activated carbon, 30-50 parts of powdered diatomite and 5-10 parts of 325-mesh tourmaline into a mixer according to the weight components, and mixing for 0.5-2 h by adjusting the rotating speed to 400-600 rpm;
(2) wet mixing: adding 10-15 parts of silica sol into the powder obtained in the step (1), adding 40-60 parts of deionized water, adjusting the rotating speed to 200-400 rpm, and mixing for 1-2 hours;
(3) rolling ball: putting the mixed slurry obtained in the step (2) into a ball rolling machine, and rolling and ball-making in the ball rolling machine for 20-60 min to obtain spherical particles with the particle size of 3-7 mm;
(4) and (3) drying: putting the spherical particles obtained in the step (3) into an oven, wherein the temperature of the oven is 150-200 ℃, and the drying time is 6-12 h, so as to obtain dry spheres;
(5) and (3) calcining: putting the dry balls obtained in the step (4) into a calcining furnace, wherein the temperature in the calcining furnace is 600-800 ℃, and the calcining time is 4-8 hours, so as to obtain spherical particles;
(6) screening: and (5) sieving the spherical particles obtained in the step (5) to obtain finished product particles with the particle size of 4-6 mm.
Preferably, the powdered activated carbon has a specific surface area of more than 1500m2The coconut shell activated carbon is crushed to 325 meshes.
Preferably, the powdered diatomite has a specific surface area greater than 100m2The diatomaceous earth was pulverized to 325 mesh.
Preferably, the tourmaline is schorl with purity of more than 90%.
An application of antibacterial and deodorant granules in the aspects of bacteriostasis, deodorization and improvement of air quality in closed and semi-closed spaces.
Preferably, the closed and semi-closed space comprises a drawer, a wardrobe, a shoe cabinet, an automobile, a toilet and the like.
The invention has the beneficial effects that:
the active carbon, the diatomite, the tourmaline and the silica sol are used as raw materials, the raw materials are relatively stable in property and low in price, the particles are prepared by simple processes of wet mixing, dry mixing, rolling, drying, calcining, screening and the like, the active carbon particles are convenient to use, have excellent antibacterial and odor removing capabilities, release negative ions to improve air quality, are controllable in cost and easy to popularize, and effectively solve the problems of mold and peculiar smell existing in closed and semi-closed spaces for a long time.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example 1
A preparation process of bacteriostatic and deodorant granules comprises the following steps:
(1) dry mixing: 40kg of specific surface 2000m which is crushed to 325 meshes is added into a mixer2Per g of coconut shell activated carbon, 40kg of specific surface area 150m which has been ground to 325 mesh210kg of black tourmaline with the purity of 95% and 325 meshes is added into per gram of diatomite, and the mixture is mixed for 1 hour by adjusting the rotating speed to 500 rpm.
(2) Wet mixing: and (3) adding 10kg of silica sol into the powder obtained in the step (1), adding 60kg of deionized water, and adjusting the rotating speed to 300rpm for mixing for 1 hour.
(3) Rolling ball: and (3) putting the mixed slurry obtained in the step (2) into a ball rolling machine, and rolling and ball-making in the ball rolling machine for 30min to obtain spherical particles with the particle size of 3-7 mm.
(4) And (3) drying: and (4) putting the spherical particles obtained in the step (3) into an oven, wherein the oven temperature is 150 ℃, and the drying time is 6h, so as to obtain dry spheres.
(5) And (3) calcining: and (4) putting the dry balls obtained in the step (4) into a calcining furnace, wherein the temperature in the calcining furnace is 700 ℃, and the calcining time is 6 hours, so that spherical particles are obtained.
(6) Screening: and (4) sieving the spherical particles obtained in the step (5) to obtain finished product particles with the particle size of 4-6 mm.
According to the detection method of GB/T18204.26-2000, the formaldehyde removal rate is 98%.
According to the detection method of GB/T15979-2000, the killing rate of Escherichia coli is 94%, the killing rate of Staphylococcus aureus is 95%, and the killing rate of Candida albicans is 93%.
Example 2
(1) Dry mixing: adding 35kg of specific surface 2500m which is crushed to 325 meshes into a mixer2Per g of coconut shell activated carbon, 45kg of specific surface 100m which has been ground to 325 mesh2Per g of diatomite, 5kg of black tourmaline with the purity of 93 percent and the mesh size of 325 meshes are added, and the rotation speed is adjusted to 600rpm for mixing for 2 hours.
(2) Wet mixing: adding 15 kg of silica sol into the powder obtained in the step 1, adding 40kg of deionized water, and adjusting the rotating speed to 400rpm for mixing for 1 h.
(3) Rolling ball: and (3) feeding the mixed slurry obtained in the step (2) into a ball rolling machine, and rolling in the ball rolling machine for ball making for 50min to obtain spherical particles with the particle size of 3-7 mm.
(4) And (3) drying: and (4) putting the spherical particles obtained in the step (3) into an oven, wherein the oven temperature is 200 ℃, and the drying time is 6h, so as to obtain dry spheres.
(5) And (3) calcining: and (4) putting the dry balls obtained in the step (4) into a calcining furnace, wherein the temperature in the calcining furnace is 800 ℃, and the calcining time is 6 hours, so that spherical particles are obtained.
(6) Screening: and (4) sieving the spherical particles obtained in the step (5) to obtain finished product particles with the particle size of 4-6 mm.
According to the detection method of GB/T18204.26-2000, the formaldehyde removal rate is 99%.
According to the detection method of GB/T15979-2000, the killing rate of escherichia coli is 95%, the killing rate of staphylococcus aureus is 94%, and the killing rate of candida albicans is 94%.
Example 3
(1) Dry mixing: adding 50kg of specific surface 1500m which is crushed to 325 meshes into a mixer2Per g of coconut shell activated carbon, 30kg of specific surface 150m which has been ground to 325 meshes is added210kg of black tourmaline with the purity of 92 percent and the mesh size of 325 meshes is added into the diatomite per gram, and the rotation speed is adjusted to 600rpm for mixing for 0.5 h.
(2) Wet mixing: and (3) adding 10kg of silica sol into the powder obtained in the step (1), adding 50kg of deionized water, and adjusting the rotating speed to 400rpm to mix for 2 h.
(3) Rolling ball: and (3) feeding the mixed slurry obtained in the step (2) into a ball rolling machine, and rolling and ball-making in the ball rolling machine for 60min to obtain spherical particles with the particle size of 3-7 mm.
(4) And (3) drying: and (4) putting the spherical particles obtained in the step (3) into an oven, wherein the oven temperature is 150 ℃, and the drying time is 12h, so as to obtain dry spheres.
(5) And (3) calcining: and (4) feeding the dry balls obtained in the step (4) into a calcining furnace, wherein the temperature in the calcining furnace is 750 ℃, and the calcining time is 8 hours, so as to obtain spherical particles.
(6) Screening: and (4) sieving the spherical particles obtained in the step (5) to obtain finished product particles with the particle size of 4-6 mm.
According to the detection method of GB/T18204.26-2000, the formaldehyde removal rate is 97%.
According to the detection method of GB/T15979-2000, the killing rate of escherichia coli is 95%, the killing rate of staphylococcus aureus is 93%, and the killing rate of candida albicans is 94%.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A preparation process of bacteriostatic and deodorant granules is characterized by comprising the following steps: the method comprises the following steps:
(1) dry mixing: adding 30-50 parts of powdered activated carbon, 30-50 parts of powdered diatomite and 5-10 parts of 325-mesh tourmaline into a mixer according to the weight components, and mixing for 0.5-2 h by adjusting the rotating speed to 400-600 rpm;
(2) wet mixing: adding 10-15 parts of silica sol into the powder obtained in the step (1), adding 40-60 parts of deionized water, adjusting the rotating speed to 200-400 rpm, and mixing for 1-2 hours;
(3) rolling ball: putting the mixed slurry obtained in the step (2) into a ball rolling machine, and rolling and ball-making in the ball rolling machine for 20-60 min to obtain spherical particles with the particle size of 3-7 mm;
(4) and (3) drying: putting the spherical particles obtained in the step (3) into an oven, wherein the temperature of the oven is 150-200 ℃, and the drying time is 6-12 h, so as to obtain dry spheres;
(5) and (3) calcining: putting the dry balls obtained in the step (4) into a calcining furnace, wherein the temperature in the calcining furnace is 600-800 ℃, and the calcining time is 4-8 hours, so as to obtain spherical particles;
(6) screening: and (5) sieving the spherical particles obtained in the step (5) to obtain finished product particles with the particle size of 4-6 mm.
2. The preparation process of the bacteriostatic and deodorant particle as claimed in claim 1, wherein the preparation process comprises the following steps: the powdered activated carbon has a specific surface area of more than 1500m2The coconut shell activated carbon is crushed to 325 meshes.
3. The preparation process of the bacteriostatic and deodorant particle as claimed in claim 1, wherein the preparation process comprises the following steps: the powdery diatomite is formed by mixing a specific surface area of more than 100m2The diatomaceous earth was pulverized to 325 mesh.
4. The preparation process of the bacteriostatic and deodorant particle as claimed in claim 1, wherein the preparation process comprises the following steps: the tourmaline is black tourmaline with the purity of more than 90 percent.
5. Use of bacteriostatic odor-removing granules according to any one of claims 1 to 4 for bacteriostatic odor-removing and air quality improvement in closed and semi-closed spaces.
6. The preparation process of the bacteriostatic and deodorant particle as claimed in claim 5, wherein the preparation process comprises the following steps: the closed and semi-closed space comprises a drawer, a wardrobe, a shoe cabinet, an automobile and a toilet.
CN202010730055.3A 2020-07-27 2020-07-27 Preparation process and application of antibacterial and odor-removing granules Pending CN111820242A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116751422A (en) * 2023-08-16 2023-09-15 广州海天塑胶有限公司 Negative ion polypropylene composite polymer material for automobile and preparation method thereof

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1557558A (en) * 2004-01-17 2004-12-29 安泰科技股份有限公司 Method for preparing nanometer ultra-fine tourmaline powder
CN101623621A (en) * 2009-07-29 2010-01-13 傅桂云 Adsorbing material for effectively adsorbing formaldehyde and other harmful substances in air
CN102863248A (en) * 2012-09-25 2013-01-09 吉林省鸿亿矿业有限公司 Composite diatomite air purification material
CN103861421A (en) * 2014-01-10 2014-06-18 青岛川山国际投资开发有限公司 Air purifying agent
CN105214436A (en) * 2015-09-30 2016-01-06 天津艾希科技有限公司 A kind of material for air purification for reducing smog
CN105732011A (en) * 2014-12-10 2016-07-06 辽宁利永盛新材料有限公司 A preparing method of novel multifunctional diatomite ceramsite
CN105770957A (en) * 2014-12-22 2016-07-20 上海斯米克控股股份有限公司 Air purifying compound and preparation method and application thereof
CN108745286A (en) * 2018-06-13 2018-11-06 汉中市途标信息科技有限公司 A kind of preparation method of diatomite and activated carbon composite particles

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1557558A (en) * 2004-01-17 2004-12-29 安泰科技股份有限公司 Method for preparing nanometer ultra-fine tourmaline powder
CN101623621A (en) * 2009-07-29 2010-01-13 傅桂云 Adsorbing material for effectively adsorbing formaldehyde and other harmful substances in air
CN102863248A (en) * 2012-09-25 2013-01-09 吉林省鸿亿矿业有限公司 Composite diatomite air purification material
CN103861421A (en) * 2014-01-10 2014-06-18 青岛川山国际投资开发有限公司 Air purifying agent
CN105732011A (en) * 2014-12-10 2016-07-06 辽宁利永盛新材料有限公司 A preparing method of novel multifunctional diatomite ceramsite
CN105770957A (en) * 2014-12-22 2016-07-20 上海斯米克控股股份有限公司 Air purifying compound and preparation method and application thereof
CN105214436A (en) * 2015-09-30 2016-01-06 天津艾希科技有限公司 A kind of material for air purification for reducing smog
CN108745286A (en) * 2018-06-13 2018-11-06 汉中市途标信息科技有限公司 A kind of preparation method of diatomite and activated carbon composite particles

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116751422A (en) * 2023-08-16 2023-09-15 广州海天塑胶有限公司 Negative ion polypropylene composite polymer material for automobile and preparation method thereof
CN116751422B (en) * 2023-08-16 2023-11-03 广州海天塑胶有限公司 Negative ion polypropylene composite polymer material for automobile and preparation method thereof

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Application publication date: 20201027