CN110652834A - Air purification material and preparation method thereof - Google Patents
Air purification material and preparation method thereof Download PDFInfo
- Publication number
- CN110652834A CN110652834A CN201810700812.5A CN201810700812A CN110652834A CN 110652834 A CN110652834 A CN 110652834A CN 201810700812 A CN201810700812 A CN 201810700812A CN 110652834 A CN110652834 A CN 110652834A
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- polyester fiber
- purification
- bottom layer
- adsorption particles
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Classifications
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- 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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
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- 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
- 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
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/25—Coated, impregnated or composite adsorbents
-
- 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
Abstract
The invention discloses an air purification material, which comprises a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer, wherein the purification coating is formed by compounding polyester fibers and adsorption particles, and the adsorption particles comprise the following components in parts by weight: 30-50 parts of zeolite powder, 15-30 parts of silicon dioxide and 25-45 parts of medical king stone. The invention adsorbs and decomposes the peculiar smell molecules by means of the adsorption force of the zeolite powder and the medical king stone, thereby achieving the effect of removing the smell. After the peculiar smell molecules are decomposed, the holes of the zeolite can be cleaned and can not be blocked, so that the peculiar smell removing effect can be kept for a long time. Can effectively adsorb and decompose toxic and harmful gases in the air, including formaldehyde, benzene, TVOC, hydrogen sulfide and the like, can effectively kill various bacteria, and can decompose and harmlessly treat toxins released by the bacteria or fungi.
Description
Technical Field
The invention relates to the technical field of environment-friendly purification materials, in particular to an air purification material and a preparation method thereof.
Background
In the purification industry at present, purification materials mainly comprise three main types, one is a photocatalyst, which mainly takes titanium dioxide as a main component and combines ultraviolet light energy to decompose harmful gas and purify air, but the premise is that the light energy is used as medium energy; under the action of ultraviolet rays, a strong catalytic degradation function is generated, but for most indoor areas, particularly dead corners and dark places such as drawers and the like, the ultraviolet rays are weak, and the people know that the parts have much gas and peculiar smell, so that the purification capacity of the air purifier is weak and is influenced by a plurality of objective environments. And secondly, formaldehyde scavengers and the like are used for decomposing harmful gases by contacting the harmful gases through spraying, but have no lasting purification capability on materials inside plates and the like. The material has a certain irritating effect on the skin and eyes. And the third is active carbon which is black powdery or blocky, granular or honeycomb amorphous carbon and also has crystal carbon with regular arrangement. Besides carbon element, the activated carbon also comprises two types of blends: one is chemically bound elements, primarily oxygen and hydrogen, which remain in the carbon due to incomplete charring or are chemically bound to the activated carbon surface by foreign non-carbon elements during activation; another type of admixture is ash, which is the inorganic portion of activated carbon, where it is susceptible to secondary pollution.
Disclosure of Invention
The invention aims to provide an air purification material, which can solve the problems of poor filtering effect and stimulation to human bodies of the air purification material in the prior art. In addition, the invention also provides a preparation method of the air purification material.
In order to solve the problems, the invention adopts the following technical scheme:
the invention provides an air purification material, which comprises a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer, wherein the purification coating is formed by compounding polyester fibers and adsorption particles, and the adsorption particles comprise the following components in parts by weight: 30-50 parts of zeolite powder, 15-30 parts of silicon dioxide and 25-45 parts of medical king stone.
According to a preferable technical scheme, the thickness ratio of the polyester fiber bottom layer to the purification coating to the polyester fiber surface layer is (1-3): (1-3): (1-3).
As a preferred technical scheme, the adsorption particles comprise the following components in parts by weight: 45 parts of zeolite powder, 20 parts of silicon dioxide and 35 parts of medical king stone.
According to a preferable technical scheme, the particle size of each component in the adsorption particles is 1-10 micrometers.
As a preferable technical scheme, the weight ratio of the polyamide resin to the adsorption particles in the purification coating is 1: (3-5).
Preferably, the density of the polyamide resin surface layer is greater than that of the polyamide resin bottom layer.
In a second aspect of the present invention, there is provided a method for preparing an air purification material, comprising the steps of: and preparing a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer in sequence by adopting a melt-blowing method.
As a preferred technical scheme, the preparation method of the purification coating comprises the following steps: and melt-blowing polyester fibers on the surface of the polyester fiber bottom layer, and spraying adsorption particles on the surface of the material after the melt-blowing in the melt-blowing process.
Natural zeolites are white in color and the general formula of the zeolite is: AmBpO2p.nH2O, of the formula A (x/q) [ (AlO2) x (SiO2) y ] n (H2O) wherein: a is a cation such as Ca, Na, K, Ba, Sr, etc., B is Al and Si, p is the valence of the cation, m is the number of cations, n is the number of water molecules, x is the number of Al atoms, y is the number of Si atoms, (y/x) is usually between 1 and 5, and (x + y) is the number of tetrahedra in the unit cell. The zeolite has unique internal structure and crystallization chemical properties, and has the performances of adsorptivity, ion exchange property, catalysis, acid resistance, heat resistance and the like, so the zeolite is widely used as an adsorbent, an ion exchanger and a catalyst, and can also be used for the aspects of gas drying, purification, sewage treatment and the like.
Silicon dioxide, solid at ambient temperature, of the formula SiO2The natural silica rock is ground to nanometer size and then is blended into the product, so that the weather resistance of the material can be improved.
The medical king stone, volcanic rock (commonly called pumice or porous basalt) is a functional environment-friendly material, is a porous stone formed by volcanic glass, minerals and bubbles after volcanic eruption, contains dozens of mineral substances and trace elements such as sodium, magnesium, aluminum, silicon, calcium, titanium, manganese, iron, nickel, cobalt, molybdenum and the like, has no radiation, far infrared magnetic wave and biochemical stability: the volcanic biological filter material is corrosion resistant, has inertia, and does not participate in biochemical reaction of a biological membrane in the environment. The volcanic rock has the characteristics of porosity and large surface area, and can adsorb harmful bacteria in the air and heavy metal ions such as chromium, arsenic and the like which have influence on organisms.
The invention adsorbs peculiar smell molecules by means of the adsorption force of the zeolite powder and the medical king stone, thereby achieving the effect of odor removal. After the peculiar smell molecules are decomposed, the holes of the zeolite can be cleaned and can not be blocked, so that the peculiar smell removing effect can be kept for a long time. Can effectively adsorb and decompose toxic and harmful gases in the air, including formaldehyde, benzene, TVOC, hydrogen sulfide and the like, can effectively kill various bacteria, and can decompose and harmlessly treat toxins released by the bacteria or fungi.
Detailed Description
Example 1
An air purification material comprises a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer, wherein the purification coating is formed by compounding polyester fibers and adsorption particles, and the adsorption particles comprise the following components in parts by weight: 45 parts of zeolite powder, 20 parts of silicon dioxide and 35 parts of medical king stone. The thickness ratio of the polyester fiber bottom layer to the purification coating to the polyester fiber surface layer is 1: 1: 1. the weight ratio of the polyamide resin to the adsorption particles in the purification coating is 1: 3. the density of the polyamide resin surface layer is greater than that of the polyamide resin bottom layer. The average particle size of each component in the adsorbent particles was 5 μm.
And preparing a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer in sequence by adopting a melt-blowing method. The preparation method of the purification coating comprises the following steps: and melt-blowing polyester fibers on the surface of the polyester fiber bottom layer, and spraying adsorption particles on the surface of the material after the melt-blowing in the melt-blowing process.
Example 2
An air purification material comprises a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer, wherein the purification coating is formed by compounding polyester fibers and adsorption particles, and the adsorption particles comprise the following components in parts by weight: 30 parts of zeolite powder, 30 parts of silicon dioxide and 40 parts of medical king stone. The thickness ratio of the polyester fiber bottom layer to the purification coating to the polyester fiber surface layer is 1: 2: 1. the weight ratio of the polyamide resin to the adsorption particles in the purification coating is 1: 4. the density of the polyamide resin surface layer is greater than that of the polyamide resin bottom layer. The average particle size of each component in the adsorbent particles was 8 μm.
And preparing a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer in sequence by adopting a melt-blowing method. The preparation method of the purification coating comprises the following steps: and melt-blowing polyester fibers on the surface of the polyester fiber bottom layer, and spraying adsorption particles on the surface of the material after the melt-blowing in the melt-blowing process.
Example 3
An air purification material comprises a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer, wherein the purification coating is formed by compounding polyester fibers and adsorption particles, and the adsorption particles comprise the following components in parts by weight: 50 parts of zeolite powder, 15 parts of silicon dioxide and 35 parts of medical king stone. The thickness ratio of the polyester fiber bottom layer to the purification coating to the polyester fiber surface layer is 1: 3: 1. the weight ratio of the polyamide resin to the adsorption particles in the purification coating is 1: 5. the density of the polyamide resin surface layer is greater than that of the polyamide resin bottom layer. The average particle size of each component in the adsorbent particles was 5 μm.
And preparing a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer in sequence by adopting a melt-blowing method. The preparation method of the purification coating comprises the following steps: and melt-blowing polyester fibers on the surface of the polyester fiber bottom layer, and spraying adsorption particles on the surface of the material after the melt-blowing in the melt-blowing process.
Example 4
An air filter material comprises a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer, wherein the purification coating is formed by compounding polyester fibers and adsorption particles, and the adsorption particles comprise the following components in parts by weight: 45 parts of zeolite powder, 30 parts of silicon dioxide and 25 parts of medical king stone. The thickness ratio of the polyester fiber bottom layer to the purification coating to the polyester fiber surface layer is 2: 2: 1. the weight ratio of the polyamide resin to the adsorption particles in the purification coating is 1: 3. the density of the polyamide resin surface layer is greater than that of the polyamide resin bottom layer. The average particle size of each component in the adsorbent particles was 8 μm.
And preparing a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer in sequence by adopting a melt-blowing method. The preparation method of the purification coating comprises the following steps: and melt-blowing polyester fibers on the surface of the polyester fiber bottom layer, and spraying adsorption particles on the surface of the material after the melt-blowing in the melt-blowing process.
Example 5
An air purification material comprises a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer, wherein the purification coating is formed by compounding polyester fibers and adsorption particles, and the adsorption particles comprise the following components in parts by weight: 30 parts of zeolite powder, 15 parts of silicon dioxide and 45 parts of medical king stone. The thickness ratio of the polyester fiber bottom layer to the purification coating to the polyester fiber surface layer is 1: 1: 1. the weight ratio of the polyamide resin to the adsorption particles in the purification coating is 1: 3. the density of the polyamide resin surface layer is greater than that of the polyamide resin bottom layer. The average particle size of each component in the adsorbent particles was 5 μm.
And preparing a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer in sequence by adopting a melt-blowing method. The preparation method of the purification coating comprises the following steps: and melt-blowing polyester fibers on the surface of the polyester fiber bottom layer, and spraying adsorption particles on the surface of the material after the melt-blowing in the melt-blowing process.
The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.
Claims (8)
1. The air purification material is characterized by comprising a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer, wherein the purification coating is formed by compounding polyester fibers and adsorption particles, and the adsorption particles comprise the following components in parts by weight: 30-50 parts of zeolite powder, 15-30 parts of silicon dioxide and 25-45 parts of medical king stone.
2. An air cleaning material according to claim 1, wherein: the thickness ratio of the polyester fiber bottom layer to the purification coating to the polyester fiber surface layer is (1-3): (1-3): (1-3).
3. An air cleaning material according to claim 1, wherein: the adsorption particles comprise the following components in parts by weight: 45 parts of zeolite powder, 20 parts of silicon dioxide and 35 parts of medical king stone.
4. An air cleaning material according to claim 1, wherein: the particle size of each component in the adsorption particles is 1-10 microns.
5. An air cleaning material according to claim 1, wherein: the weight ratio of the polyamide resin to the adsorption particles in the purification coating is 1: (3-5).
6. An air cleaning material according to claim 1, wherein: the density of the polyamide resin surface layer is greater than that of the polyamide resin bottom layer.
7. A method for preparing an air purification material, which is used for preparing the air purification material as claimed in any one of claims 1 to 6, and is characterized by comprising the following steps: and preparing a polyester fiber bottom layer, a purification coating and a polyester fiber surface layer in sequence by adopting a melt-blowing method.
8. The method for preparing an air purification material according to claim 7, wherein: the preparation method of the purification coating comprises the following steps: and melt-blowing polyester fibers on the surface of the polyester fiber bottom layer, and spraying adsorption particles on the surface of the material after the melt-blowing in the melt-blowing process.
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| CN201810700812.5A CN110652834B (en) | 2018-06-29 | 2018-06-29 | Air purification material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810700812.5A CN110652834B (en) | 2018-06-29 | 2018-06-29 | Air purification material and preparation method thereof |
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| CN110652834A true CN110652834A (en) | 2020-01-07 |
| CN110652834B CN110652834B (en) | 2022-02-18 |
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| CN110652834B (en) | 2022-02-18 |
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