CN112898046A - Multifunctional vermiculite ecological plate for inhibiting bacteria and viruses and preparation method thereof - Google Patents
Multifunctional vermiculite ecological plate for inhibiting bacteria and viruses and preparation method thereof Download PDFInfo
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- CN112898046A CN112898046A CN202110136440.XA CN202110136440A CN112898046A CN 112898046 A CN112898046 A CN 112898046A CN 202110136440 A CN202110136440 A CN 202110136440A CN 112898046 A CN112898046 A CN 112898046A
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- vermiculite
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- 235000019354 vermiculite Nutrition 0.000 title claims abstract description 57
- 229910052902 vermiculite Inorganic materials 0.000 title claims abstract description 57
- 239000010455 vermiculite Substances 0.000 title claims abstract description 57
- 241000700605 Viruses Species 0.000 title claims abstract description 24
- 230000002401 inhibitory effect Effects 0.000 title claims abstract description 21
- 241000894006 Bacteria Species 0.000 title claims abstract description 10
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- 238000003756 stirring Methods 0.000 claims abstract description 61
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000000835 fiber Substances 0.000 claims abstract description 19
- 235000009051 Ambrosia paniculata var. peruviana Nutrition 0.000 claims abstract description 18
- 235000003097 Artemisia absinthium Nutrition 0.000 claims abstract description 18
- 240000001851 Artemisia dracunculus Species 0.000 claims abstract description 18
- 235000017731 Artemisia dracunculus ssp. dracunculus Nutrition 0.000 claims abstract description 18
- 235000003261 Artemisia vulgaris Nutrition 0.000 claims abstract description 18
- 239000001138 artemisia absinthium Substances 0.000 claims abstract description 18
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 238000002156 mixing Methods 0.000 claims abstract description 16
- 230000001580 bacterial effect Effects 0.000 claims abstract description 14
- 238000012423 maintenance Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 39
- 238000003860 storage Methods 0.000 claims description 25
- 238000001035 drying Methods 0.000 claims description 21
- 239000004744 fabric Substances 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 15
- 238000010025 steaming Methods 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 239000006004 Quartz sand Substances 0.000 claims description 10
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 10
- 239000000920 calcium hydroxide Substances 0.000 claims description 10
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 10
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 10
- 239000004568 cement Substances 0.000 claims description 10
- 239000004575 stone Substances 0.000 claims description 10
- 229910052613 tourmaline Inorganic materials 0.000 claims description 10
- 239000011032 tourmaline Substances 0.000 claims description 10
- 229940070527 tourmaline Drugs 0.000 claims description 10
- 238000005303 weighing Methods 0.000 claims description 10
- 235000006533 astragalus Nutrition 0.000 claims description 9
- 239000003242 anti bacterial agent Substances 0.000 claims description 8
- 229940088710 antibiotic agent Drugs 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 241001061264 Astragalus Species 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000000748 compression moulding Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 210000004233 talus Anatomy 0.000 claims description 5
- 241000045403 Astragalus propinquus Species 0.000 claims description 4
- 230000003115 biocidal effect Effects 0.000 claims description 4
- 238000000354 decomposition reaction Methods 0.000 abstract description 16
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 8
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 229910021529 ammonia Inorganic materials 0.000 abstract description 4
- 229910052704 radon Inorganic materials 0.000 abstract description 4
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 abstract description 4
- 230000033228 biological regulation Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 3
- 230000001954 sterilising effect Effects 0.000 abstract description 3
- 238000005034 decoration Methods 0.000 abstract description 2
- 230000005764 inhibitory process Effects 0.000 abstract description 2
- 125000001997 phenyl group Chemical class [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 10
- 150000001555 benzenes Chemical class 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 229940107666 astragalus root Drugs 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- -1 oxygen ions Chemical class 0.000 description 1
- 230000037081 physical activity Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 241000712461 unidentified influenza virus Species 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- A01N61/00—Biocides, pest repellants or attractants, or plant growth regulators containing substances of unknown or undetermined composition, e.g. substances characterised only by the mode of action
-
- 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
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts 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
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
- A01N65/08—Magnoliopsida [dicotyledons]
- A01N65/12—Asteraceae or Compositae [Aster or Sunflower family], e.g. daisy, pyrethrum, artichoke, lettuce, sunflower, wormwood or tarragon
-
- 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
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
- A01N65/08—Magnoliopsida [dicotyledons]
- A01N65/20—Fabaceae or Leguminosae [Pea or Legume family], e.g. pea, lentil, soybean, clover, acacia, honey locust, derris or millettia
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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00017—Aspects relating to the protection of the environment
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00025—Aspects relating to the protection of the health, e.g. materials containing special additives to afford skin protection
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- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
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- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2092—Resistance against biological degradation
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- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
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- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
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Abstract
The invention discloses a multifunctional bacterial virus inhibiting vermiculite ecological plate and a preparation method thereof, relating to the field of sterilizing ecological plates, wherein the multifunctional bacterial virus inhibiting vermiculite ecological plate comprises the following components: the modified expanded vermiculite is prepared by mixing 27% of hydrogen peroxide and vermiculite raw materials and stirring, wherein the hydrogen peroxide accounts for 35-50% of the vermiculite raw materials, and the wormwood fibers are prepared by steam curing in an autoclave. The board-shaped blank with regular appearance can be obtained without using large-scale forming equipment, the mechanical strength and the dimensional stability of the board-shaped blank accord with the requirements of natural maintenance or steam curing, and the board-shaped blank has the functions of light weight, fire prevention, sound absorption porous structure, temperature and humidity regulation, formaldehyde decomposition, benzene series decomposition, radon decomposition, TVOC and ammonia decomposition, bacteria killing, virus inhibition and mildew resistance, and is suitable for the light-weight high-strength decoration board in a building room.
Description
Technical Field
The invention relates to the field of bactericidal ecological plates, in particular to a multifunctional vermiculite ecological plate for inhibiting bacteria and viruses and a preparation method thereof.
Background
In recent years, with the rapid development of national economy and the continuous improvement of the living standard of people, the requirements of urban and rural residents on the environmental quality are higher and higher, and especially, strict requirements are provided for the comfort safety of a room space; on the other hand, people also need environmental problems that haze, PM2.5, formaldehyde, toluene, benzene series, bacteria, viruses and the like are difficult to evade.
Therefore, at present, a multifunctional bactericidal ecological plate which has the functions of light weight, fire prevention, sound absorption porous structure, temperature and humidity regulation, formaldehyde decomposition, benzene series decomposition, radon decomposition, TVOC and ammonia decomposition, bacteria killing, virus inhibition, mildew resistance and the like is urgently needed to appear.
Disclosure of Invention
In order to overcome the defects of related products in the prior art, the invention provides the multifunctional bacterial virus inhibiting vermiculite ecological plate and the preparation method thereof, the plate-shaped blank with regular appearance can be obtained under the condition of not using large-scale forming equipment, the mechanical strength and the dimensional stability of the plate-shaped blank accord with the requirements of natural maintenance or steam curing and the process, and the multifunctional bacterial virus inhibiting vermiculite ecological plate has the functions of light weight, fire prevention, sound absorption, porous structure, temperature and humidity adjustment, formaldehyde decomposition, benzene series decomposition, radon decomposition, TVOC and ammonia decomposition, bacteria killing, virus inhibiting and mould resisting, and is suitable for light-weight high-strength decoration plates in a building room.
The invention provides a multifunctional vermiculite ecological plate for inhibiting bacteria and viruses, which comprises the following components in percentage by mass:
2-20 parts of modified expanded vermiculite;
4-6 of wormwood fiber;
3-4 parts of astragalus;
0.5-1.5 parts of antibiotic;
0.5 to 1.5 portions of tourmaline;
10-15 parts of medical stone;
30-35 parts of quartz sand;
15-20 parts of slaked lime;
20-25 parts of white cement.
In certain embodiments of the present invention, the composition further comprises the following components in percentage by mass:
modified expanded vermiculite 7.52;
5.12 parts of wormwood fiber;
3.15 of astragalus;
1.05 parts of an antibiotic;
1.05 of tourmaline;
11.17 parts of medical stone;
32.67 parts of quartz sand;
16.45 parts of slaked lime;
white cement 21.82.
In some embodiments of the invention, the modified expanded vermiculite is prepared by mixing and stirring 27% hydrogen peroxide and vermiculite raw material, wherein the mixing proportion of hydrogen peroxide is 35-50% of that of the vermiculite raw material, the stirring time is 15 minutes, then the mixture is put into a stainless steel box body and conveyed into an autoclave for steaming, and the modified expanded vermiculite is obtained through steam physical and chemical reaction of the autoclave, wherein the temperature of the autoclave is 200 ℃, the pressure is 0.6 MPa, and the steaming time is 1 hour.
In some embodiments of the invention, the wormwood fiber is prepared by steam curing in an autoclave at 80 ℃ under 0.3 mpa for 1 hour.
The invention also provides a preparation method of the multifunctional bacterial virus inhibiting vermiculite ecological plate, which is applied to any one of the above steps of:
(1) taking materials: taking a material A, and respectively weighing modified expanded vermiculite, wormwood fiber, astragalus membranaceus, antibiotics and tourmaline according to the mass percentage; taking the material B, and respectively weighing medical stone, quartz sand, slaked lime and white cement according to the mass percentage;
(2) stirring: respectively mixing the raw materials of the component A and the component B by a stirrer, and uniformly stirring;
(3) fabric forming: injecting the materials with the uniformly stirred component A and component B into 2 stirring storage bins through high-pressure pumps respectively for stirring treatment; the material of the component B is equally divided into two parts, and the first stirring storage bin is used for stirring the mixture of the component A and half of the mixture of the component B; the second stirring storage bin is used for independently stirring the rest half of the component B; distributing the fabric by adopting a pipeline flow pulp method, opening a second stirring storage bin valve, and flowing the fabric bottom layer material into a tray net cage frame of a vibration platform die through a pipeline to obtain a first thickness a; then opening a pipeline valve of the first stirring storage bin, flowing into a tray net cage frame of the vibration platform mold through a pipeline, wherein the cloth cover layer material has a second thickness b, and performing compression molding, wherein the ratio of the first thickness a to the second thickness b is 1: 1.5-2;
(4) and (5) maintenance: pressing the formed plate in the die, demolding, conveying into a curing chamber, naturally curing for 4 hours, heating and curing for 2 hours, wherein the curing temperature is 30-60 ℃, and the humidity is 50-90 ℃;
(5) steaming: feeding the plate cured in the curing chamber into a still kettle, then opening a steam valve of a boiler pipeline to input steam into the still kettle, wherein the steam temperature is 18 ℃, the pressure is 1.1 MPa, and the steam curing time is 20 hours;
(6) drying: and (3) feeding the plate steamed and cured by the autoclave into a drying device, and drying for 3 hours at the drying temperature of 100 ℃ to obtain the multifunctional bacterial virus inhibiting vermiculite ecological plate.
Compared with the prior art, the invention has the following advantages:
1. the modified expanded vermiculite obtained by steam curing hydrogen peroxide and vermiculite has the unique advantage of physical activity of vermiculite, can naturally breathe along with temperature change, can automatically adjust the humidity of indoor air, improve the indoor living environment and release high-concentration negative oxygen ions;
2. the board is divided into a bottom layer material and a surface layer material to be processed and pressed into a whole respectively, the bottom layer material is attached to the side of a wall body and consists of medical stone, quartz sand, slaked lime and white cement, the basic strength and ion exchange capacity are kept, the surface layer material is added with modified expanded vermiculite, wormwood fiber, astragalus, antibiotics and tourmaline on the basis of the components, and the board has the functions of light weight, fire resistance, sound absorption porous structure, temperature and humidity regulation, formaldehyde decomposition, benzene series decomposition, radon decomposition, TVOC and ammonia decomposition, bacteria killing, virus inhibiting and mould resisting, so that the effective component is directly applied to the use environment of a user and has better use effect;
3. compared with the existing pulpy plant fiber, the added wormwood fiber has a sterilization effect, and the wormwood fiber with the length of 5-10mm is selected during adding, so that the formed plate has a certain texture effect and is easier to form;
4. the invention has all the characteristics of diatomite plates and other inorganic plates and can degrade PM2.5, second-hand smoke and peculiar smell.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution in the embodiments of the present invention is clearly and completely described below.
Example 1
(1) Taking materials: taking a material A, respectively weighing 2% of modified expanded vermiculite, 4% of wormwood fiber, 3% of astragalus membranaceus, 0.5% of antibiotics and 0.5% of tourmaline; taking a material B, respectively weighing 10% of medical stone, 35% of quartz sand, 20% of slaked lime and 25% of white cement; the modified expanded vermiculite is prepared by mixing and stirring 27% hydrogen peroxide and vermiculite raw materials, wherein the hydrogen peroxide is 35-50% of the vermiculite raw materials in a mixing proportion, the stirring time is 15 minutes, then the mixture is filled into a stainless steel box body and conveyed into an autoclave for steaming, and the modified expanded vermiculite is obtained through steam physical and chemical reaction of the autoclave, wherein the temperature of the autoclave is 200 ℃, the pressure is 0.6 MPa, and the steaming time is 1 hour; the wormwood fiber is prepared by steam curing treatment of an autoclave, wherein the temperature of the autoclave is 80 ℃, the pressure is 0.3 MPa, and the steam curing time is 1 hour.
(2) Stirring: respectively mixing the raw materials of the component A and the component B by a stirrer, and uniformly stirring;
(3) fabric forming: injecting the materials with the uniformly stirred component A and component B into 2 stirring storage bins through high-pressure pumps respectively for stirring treatment; the material of the component B is equally divided into two parts, and the first stirring storage bin is used for stirring the mixture of the component A and half of the mixture of the component B; the second stirring storage bin is used for independently stirring the rest half of the component B; distributing the fabric by adopting a pipeline flow pulp method, opening a second stirring storage bin valve, and flowing the fabric bottom layer material into the tray net cage frame of the vibration platform die through a pipeline to be 5 mm; then opening a pipeline valve of the first stirring storage bin, flowing into the tray net cage frame of the vibration platform die through a pipeline, wherein the cloth cover layer material is 7.5mm, and performing compression molding;
(4) and (5) maintenance: pressing the formed plate in the die, demolding, conveying into a curing chamber, naturally curing for 4 hours, heating and curing for 2 hours, wherein the curing temperature is 30-60 ℃, and the humidity is 50-90 ℃;
(5) steaming: feeding the plate cured in the curing chamber into a still kettle, then opening a steam valve of a boiler pipeline to input steam into the still kettle, wherein the steam temperature is 18 ℃, the pressure is 1.1 MPa, and the steam curing time is 20 hours;
(6) drying: and (3) feeding the plate steamed and cured by the autoclave into a drying device, and drying for 3 hours at the drying temperature of 100 ℃ to obtain the multifunctional bacterial virus inhibiting vermiculite ecological plate.
Example 2
(1) Taking materials: taking a material A, and respectively weighing 7.52% of modified expanded vermiculite, 5.12% of wormwood fiber, 3.15% of astragalus membranaceus, 1.05% of antibiotics and 1.05% of tourmaline; taking a material B, and respectively weighing 11.17% of medical stone, 32.67% of quartz sand, 16.45% of slaked lime and 21.82% of white cement; the modified expanded vermiculite is prepared by mixing and stirring 27% hydrogen peroxide and vermiculite raw materials, wherein the hydrogen peroxide is 35-50% of the vermiculite raw materials in a mixing proportion, the stirring time is 15 minutes, then the mixture is filled into a stainless steel box body and conveyed into an autoclave for steaming, and the modified expanded vermiculite is obtained through steam physical and chemical reaction of the autoclave, wherein the temperature of the autoclave is 200 ℃, the pressure is 0.6 MPa, and the steaming time is 1 hour; the wormwood fiber is prepared by steam curing treatment of an autoclave, wherein the temperature of the autoclave is 80 ℃, the pressure is 0.3 MPa, and the steam curing time is 1 hour.
(2) Stirring: respectively mixing the raw materials of the component A and the component B by a stirrer, and uniformly stirring;
(3) fabric forming: injecting the materials with the uniformly stirred component A and component B into 2 stirring storage bins through high-pressure pumps respectively for stirring treatment; the material of the component B is equally divided into two parts, and the first stirring storage bin is used for stirring the mixture of the component A and half of the mixture of the component B; the second stirring storage bin is used for independently stirring the rest half of the component B; distributing the fabric by adopting a pipeline flow pulp method, opening a second stirring storage bin valve, and flowing the fabric bottom layer material into the tray net cage frame of the vibration platform die through a pipeline to be 5 mm; then opening a pipeline valve of the first stirring storage bin, flowing into the tray net cage frame of the vibration platform die through a pipeline, wherein the cloth cover layer material is 7.5mm, and performing compression molding;
(4) and (5) maintenance: pressing the formed plate in the die, demolding, conveying into a curing chamber, naturally curing for 4 hours, heating and curing for 2 hours, wherein the curing temperature is 30-60 ℃, and the humidity is 50-90 ℃;
(5) steaming: feeding the plate cured in the curing chamber into a still kettle, then opening a steam valve of a boiler pipeline to input steam into the still kettle, wherein the steam temperature is 18 ℃, the pressure is 1.1 MPa, and the steam curing time is 20 hours;
(6) drying: and (3) feeding the plate steamed and cured by the autoclave into a drying device, and drying for 3 hours at the drying temperature of 100 ℃ to obtain the multifunctional bacterial virus inhibiting vermiculite ecological plate.
Example 3
(1) Taking materials: taking a material A, respectively weighing 20 percent of wormwood fiber, 4 percent of astragalus root, 0.5 percent of antibiotics and 0.5 percent of tourmaline; taking a material B, respectively weighing 10% of medical stone, 30% of quartz sand, 15% of slaked lime and 20% of white cement; the modified expanded vermiculite is prepared by mixing and stirring 27% hydrogen peroxide and vermiculite raw materials, wherein the hydrogen peroxide is 35-50% of the vermiculite raw materials in a mixing proportion, the stirring time is 15 minutes, then the mixture is filled into a stainless steel box body and conveyed into an autoclave for steaming, and the modified expanded vermiculite is obtained through steam physical and chemical reaction of the autoclave, wherein the temperature of the autoclave is 200 ℃, the pressure is 0.6 MPa, and the steaming time is 1 hour; the wormwood fiber is prepared by steam curing treatment of an autoclave, wherein the temperature of the autoclave is 80 ℃, the pressure is 0.3 MPa, and the steam curing time is 1 hour.
(2) Stirring: respectively mixing the raw materials of the component A and the component B by a stirrer, and uniformly stirring;
(3) fabric forming: injecting the materials with the uniformly stirred component A and component B into 2 stirring storage bins through high-pressure pumps respectively for stirring treatment; the material of the component B is equally divided into two parts, and the first stirring storage bin is used for stirring the mixture of the component A and half of the mixture of the component B; the second stirring storage bin is used for independently stirring the rest half of the component B; distributing the fabric by adopting a pipeline flow pulp method, opening a second stirring storage bin valve, and flowing the fabric bottom layer material into the tray net cage frame of the vibration platform die through a pipeline to be 5 mm; then opening a pipeline valve of the first stirring storage bin, flowing into the tray net cage frame of the vibration platform die through a pipeline, wherein the cloth cover layer material is 10mm, and performing compression molding;
(4) and (5) maintenance: pressing the formed plate in the die, demolding, conveying into a curing chamber, naturally curing for 4 hours, heating and curing for 2 hours, wherein the curing temperature is 30-60 ℃, and the humidity is 50-90 ℃;
(5) steaming: feeding the plate cured in the curing chamber into a still kettle, then opening a steam valve of a boiler pipeline to input steam into the still kettle, wherein the steam temperature is 18 ℃, the pressure is 1.1 MPa, and the steam curing time is 20 hours;
(6) drying: and (3) feeding the plate steamed and cured by the autoclave into a drying device, and drying for 3 hours at the drying temperature of 100 ℃ to obtain the multifunctional bacterial virus inhibiting vermiculite ecological plate.
The performance of the multifunctional sterilizing breathing vermiculite ecological plate obtained in the embodiment of the invention is shown in the table 1:
TABLE 1
| Example 1 | Example 2 | Example 3 | |
| Density (G/CM3) | 0.8 | 0.98 | 1.0 |
| Flexural strength MPA | 9.65 | 10.3 | 10.98 |
| Moisture absorption Rate in air (%) | 18.3 | 20.6 | 23.8 |
| Wet swelling Rate (%) | 0.065 | 0.072 | 0.085 |
| Deformation (drying after soaking) | 0.073 | 0.08 | 0.093 |
| Fire-proof performance | A | A | A |
| Coefficient of thermal conductivity | 0.10 | 0.113 | 0.123 |
The experiment of the multifunctional bactericidal respiratory vermiculite ecological plate on the inactivation of influenza viruses, which is obtained in the embodiment of the invention, is shown in the following table 2:
TABLE 2
Those not described in detail in this specification are within the skill of the art. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing detailed description, or equivalent changes may be made in some of the features of the embodiments. All equivalent structures made by using the content of the specification of the invention can be directly or indirectly applied to other related technical fields, and are also within the protection scope of the patent of the invention.
Claims (5)
1. The multifunctional vermiculite ecological plate for inhibiting bacteria and viruses is characterized by comprising the following components in percentage by mass:
2-20 parts of modified expanded vermiculite;
4-6 of wormwood fiber;
3-4 parts of astragalus;
0.5-1.5 parts of antibiotic;
0.5 to 1.5 portions of tourmaline;
10-15 parts of medical stone;
30-35 parts of quartz sand;
15-20 parts of slaked lime;
20-25 parts of white cement.
2. The multifunctional bacterial virus inhibiting vermiculite ecological plate according to claim 1, characterized by further comprising the following components in percentage by mass:
modified expanded vermiculite 7.52;
5.12 parts of wormwood fiber;
3.15 of astragalus;
1.05 parts of an antibiotic;
1.05 of tourmaline;
11.17 parts of medical stone;
32.67 parts of quartz sand;
16.45 parts of slaked lime;
white cement 21.82.
3. The multifunctional bacterial virus inhibiting vermiculite ecological plate according to claim 1 or 2, wherein the modified expanded vermiculite is prepared by mixing and stirring 27% hydrogen peroxide and vermiculite raw materials, the mixing proportion of hydrogen peroxide is 35-50% of that of the vermiculite raw materials, the stirring time is 15 minutes, then the modified expanded vermiculite is filled into a stainless steel box body and conveyed into an autoclave for steaming, and the modified expanded vermiculite is obtained through steam physical and chemical reaction of the autoclave, wherein the temperature of the autoclave is 200 ℃, the pressure is 0.6 MPa, and the steaming time is 1 hour.
4. The multifunctional bacterial virus inhibiting vermiculite ecological plate according to claim 1 or 2, wherein the wormwood fiber is prepared by steam curing treatment of an autoclave, the temperature of the autoclave is 80 ℃, the pressure of the autoclave is 0.3 MPa, and the steam curing time is 1 hour.
5. The preparation method of the multifunctional bacterial virus inhibiting vermiculite ecological plate applied to any one of claims 1 to 4 is characterized by comprising the following steps:
(1) taking materials: taking a material A, and respectively weighing modified expanded vermiculite, wormwood fiber, astragalus membranaceus, antibiotics and tourmaline according to the mass percentage; taking the material B, and respectively weighing medical stone, quartz sand, slaked lime and white cement according to the mass percentage;
(2) stirring: respectively mixing the raw materials of the component A and the component B by a stirrer, and uniformly stirring;
(3) fabric forming: injecting the materials with the uniformly stirred component A and component B into 2 stirring storage bins through high-pressure pumps respectively for stirring treatment; the material of the component B is equally divided into two parts, and the first stirring storage bin is used for stirring the mixture of the component A and half of the mixture of the component B; the second stirring storage bin is used for independently stirring the rest half of the component B; distributing the fabric by adopting a pipeline flow pulp method, opening a second stirring storage bin valve, and flowing the fabric bottom layer material into a tray net cage frame of a vibration platform die through a pipeline to obtain a first thickness a; then opening a pipeline valve of the first stirring storage bin, flowing into a tray net cage frame of the vibration platform mold through a pipeline, wherein the cloth cover layer material has a second thickness b, and performing compression molding, wherein the ratio of the first thickness a to the second thickness b is 1: 1.5-2;
(4) and (5) maintenance: pressing the formed plate in the die, demolding, conveying into a curing chamber, naturally curing for 4 hours, heating and curing for 2 hours, wherein the curing temperature is 30-60 ℃, and the humidity is 50-90 ℃;
(5) steaming: feeding the plate cured in the curing chamber into a still kettle, then opening a steam valve of a boiler pipeline to input steam into the still kettle, wherein the steam temperature is 18 ℃, the pressure is 1.1 MPa, and the steam curing time is 20 hours;
(6) drying: and (3) feeding the plate steamed and cured by the autoclave into a drying device, and drying for 3 hours at the drying temperature of 100 ℃ to obtain the multifunctional bacterial virus inhibiting vermiculite ecological plate.
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