CN114209084A - Anti-seepage treatment method for surface of plant particles - Google Patents
Anti-seepage treatment method for surface of plant particles Download PDFInfo
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- CN114209084A CN114209084A CN202111510458.8A CN202111510458A CN114209084A CN 114209084 A CN114209084 A CN 114209084A CN 202111510458 A CN202111510458 A CN 202111510458A CN 114209084 A CN114209084 A CN 114209084A
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/10—Chemical features of tobacco products or tobacco substitutes
- A24B15/16—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes
- A24B15/167—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes in liquid or vaporisable form, e.g. liquid compositions for electronic cigarettes
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/14—Forming reconstituted tobacco products, e.g. wrapper materials, sheets, imitation leaves, rods, cakes; Forms of such products
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Abstract
The invention discloses a method for treating plant particle surface anti-seepage, comprising 6-7 parts of Ethyl Cellulose (EC), 5-7 parts of polyvinyl acetal diethylamine acetate (AEA) and 85-90 parts of ethanol, wherein the raw materials are put into a stirrer to be stirred until being completely dissolved to obtain a mixed anti-seepage solution for standby, then 30-35 parts of the standby anti-seepage solution, 5-10 parts of talcum powder and 60-65 parts of ethanol are taken, the raw materials are put into the stirrer to be stirred and mixed for standby, particles are put into a granulator to be uniformly sprayed into the obtained anti-seepage solution, the spraying speed is 100ml/min, after the spraying is finished, the boiling drying technology is used for dehumidification to prevent the particles from being adhered, when the surface moisture of the particles is less than or equal to 12 percent, the drying is finished, the method is reasonable, the raw materials are stirred and mixed, sprayed on the particles to be boiled and dried, the density of the coating sprayed on the surface of the particle can enable gas molecules to pass through, and effectively block the passing of water molecules, so that the particle has better anti-permeability and better air permeability.
Description
Technical Field
The invention relates to the technical field of anti-seepage materials, in particular to a method for treating the surface of plant particles in an anti-seepage mode.
Background
For people living in cities, electronic cigarettes are a way to reduce stress and improve quality of life in highly stressful mental states and stressful environments. The existing electronic cigarette contains a large number of plant particles, and the plant particles can cause the humidity of the electronic cigarette particles due to the moisture contained in the air when being stored for a long time, so that the combustion is influenced, and the anti-seepage and air permeability requirements can not be met simultaneously when the anti-seepage and air permeability film is simply arranged. In view of the above problems, a solution is proposed as follows.
Disclosure of Invention
The invention aims to provide a method for treating the surface of plant particles in an anti-seepage way, which has the advantages of better anti-seepage property and good air permeability.
The technical purpose of the invention is realized by the following technical scheme:
a method for treating the surface of plant particles in an anti-seepage way comprises the following steps of S1: preparing raw materials, namely taking 6-7 parts of Ethyl Cellulose (EC), 5-7 parts of polyvinyl acetal diethylamine acetate (AEA) and 85-90 parts of ethanol, putting the raw materials into a stirrer to be stirred and mixed, controlling the stirring speed of the stirrer to be 80r/min when stirring, stirring until the raw materials are completely dissolved to obtain a mixed impermeable solution for later use, then taking 30-35 parts of the impermeable solution for later use, 5-10 parts of talcum powder and 60-65 parts of ethanol, putting the raw materials into the stirrer to be stirred and mixed, controlling the stirring speed of the stirrer to be 80r/min when stirring, stirring until the raw materials are completely dissolved and uniformly for later use, and step S2: and (3) spraying liquid, namely putting the granules into a granulator, and uniformly spraying the obtained impermeable solution, wherein the spraying speed is 100ml/min, the stirring speed of the granulator is 300r/min, the stirring speed of the stirring knife is 100r/min, and the step S3: drying, after spraying liquid, dehumidifying by using a boiling drying technology to prevent the particles from being adhered, controlling the boiling temperature at 50-90 ℃, and obtaining the anti-permeation particles after drying when the moisture on the surfaces of the particles is less than or equal to 12%.
Preferably, in step S1, when the raw material is put into a mixer for mixing, a seal is required to be made, so as to avoid density inaccuracy caused by solution volatilization, ventilation is required to be kept during mixing, and the mixing time is controlled to be 10-15 minutes.
Preferably, in step S2, the following matters need to be taken into account before the pelletizer is used: a. the granulator needs to operate in a forward direction, inversion is avoided, particle spraying is guaranteed to be even, the granulator b and the granulator are forbidden to operate on a cool machine in an empty stomach, the heat machine is required to operate in a feeding mode, the phenomenon that particles stick to bars is avoided, and impurities such as iron ware are strictly forbidden to enter a feeding hole and an exhaust hole of the granulator c so as to avoid accidents and influence production.
Preferably, in step S3, the fluidized drying process includes placing the sprayed and wet particles on a sieve plate, suspending the wet particles by a hot air flow, performing heat exchange by fluidized boiling, taking away evaporated moisture and organic solvent by the hot air, and performing gas-solid two-phase suspension contact mass-to-mass heat transfer on the particles by hot air flow, wherein in the convection drying process, the hot air contacts the wet particles to transfer heat energy to the particle surface and then transfers the heat energy from the surface to the interior of the particles, and after the wet particles are heated, the surface moisture is gasified first, and the internal moisture is diffused to the particle surface in a liquid or gas state and is continuously gasified to the air, so that the moisture of the particles is gradually reduced, thereby completing the drying.
The invention has the beneficial effects that: through above raw materials stir the mixture, after the spraying carries out the boiling stoving on the granule, the coating density of granule surface spraying can make the gas molecule pass through, and the effectual process that hinders the hydrone consequently makes the granule have better anti-permeability, and the gas permeability is better.
Detailed Description
The following description is only a preferred embodiment of the present invention, and the protection scope is not limited to the embodiment, and any technical solution that falls under the idea of the present invention should fall within the protection scope of the present invention. It should also be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention.
Example 1
A method for treating the surface of plant particles in an anti-seepage way comprises the following steps of S1: and (3) preparing raw materials.
Firstly, 6 parts of Ethyl Cellulose (EC), 5 parts of polyvinyl acetal diethylamine acetate (AEA) and 85 parts of ethanol are taken, the raw materials are put into a stirrer, the stirrer is started, the raw materials are stirred and mixed, wherein the stirring speed of the stirrer is controlled at 80r/min during stirring, the stirring time is 10 minutes, the raw materials are stirred until the raw materials are completely dissolved to obtain a mixed impermeable solution for standby, and the raw materials are put into the stirrer for stirring, so that the tightness is required to be well made, the density inaccuracy caused by solution volatilization is avoided, and ventilation is required to be kept during stirring.
And then 30 parts of the standby impermeable solution, 5 parts of talcum powder and 60 parts of ethanol are taken and put into a stirrer, the stirrer is started to stir and mix the raw materials, wherein the stirring speed of the stirrer is controlled at 80r/min during stirring, the stirring time is 10 minutes, the raw materials are stirred until the raw materials are completely dissolved uniformly for standby, the raw materials are required to be well sealed when put into the stirrer for stirring, the density inaccuracy caused by solution volatilization is avoided, and ventilation is required during stirring.
Step S2: and (4) spraying liquid.
The equipment adopted by the liquid spraying is a granulator, and the granulator needs to pay attention to the following matters before use:
a. the granulator needs to operate in a forward direction, so that the rotation is avoided, and the uniform spraying of particles is ensured;
b. the granulator is not suitable for the cold machine to run on an empty stomach, and the hot machine must be used for feeding and running, so that the phenomenon that granules stick to bars is avoided;
c. sundries such as ironware and the like are prevented from entering a feed inlet and an air outlet of the granulator, so that accidents are avoided, and production is not influenced.
And (3) putting the granules into a granulator, uniformly spraying the obtained impermeable solution, wherein the spraying speed is controlled at 100ml/min, and the stirring speed of the granulator is controlled at 300r/min and 100 r/min.
Step S3: and (5) drying.
After spraying liquid, dehumidifying by using a boiling drying technology to prevent particles from being adhered, and controlling the boiling temperature to be 55 ℃. The fluidized drying adopts a fluidized dryer, the sprayed wet particles are placed on a sieve plate, the wet particles are suspended by hot air flow, the heat exchange is carried out on the particles by fluidized boiling, the evaporated moisture and the organic solvent are taken away by the hot air, the particles are subjected to a mass heat transfer mode of gas-solid two-phase suspension contact by hot air flow, the aim of drying the wet particles is achieved, in the process of convective drying, the hot air is in contact with the wet particles to transfer the heat energy to the surfaces of the particles and then to the interior of the particles from the surfaces, after the wet particles are heated, the surface moisture is firstly gasified, the internal moisture is diffused to the surfaces of the particles in a liquid state or a gas state and is continuously gasified to the air, the moisture of the particles is gradually reduced, the drying is finished, and when the surface moisture of the particles is less than or equal to 12%, the impermeable particles are obtained after the drying.
Through above raw materials stir the mixture, after the spraying carries out the boiling stoving on the granule, the coating density of granule surface spraying can make the gas molecule pass through, and the effectual process that hinders the hydrone consequently makes the granule have better anti-permeability, and the gas permeability is better.
Example 2
A method for treating the surface of plant particles in an anti-seepage way comprises the following steps of S1: and (3) preparing raw materials.
Firstly, 6 parts of Ethyl Cellulose (EC), 6 parts of polyvinyl acetal diethylamine acetate (AEA) and 87 parts of ethanol are taken, the raw materials are put into a stirrer, the stirrer is started, the raw materials are stirred and mixed, wherein the stirring speed of the stirrer is controlled at 80r/min during stirring, the stirring time is 11 minutes, the raw materials are stirred until the raw materials are completely dissolved to obtain a mixed impermeable solution for standby, and the raw materials are put into the stirrer for stirring, so that the tightness is required to be well made, the density inaccuracy caused by solution volatilization is avoided, and ventilation is required to be kept during stirring.
And then 32 parts of the standby impermeable solution, 7 parts of talcum powder and 62 parts of ethanol are taken and put into a stirrer, the stirrer is started to stir and mix the raw materials, wherein the stirring speed of the stirrer is controlled at 80r/min during stirring, the stirring time is 12 minutes, the raw materials are stirred until the raw materials are completely dissolved uniformly for standby, the raw materials are required to be well sealed when put into the stirrer for stirring, the density inaccuracy caused by solution volatilization is avoided, and ventilation is required during stirring.
Step S2: and (4) spraying liquid.
The equipment adopted by the liquid spraying is a granulator, and the granulator needs to pay attention to the following matters before use:
a. the granulator needs to operate in a forward direction, so that the rotation is avoided, and the uniform spraying of particles is ensured;
b. the granulator is not suitable for the cold machine to run on an empty stomach, and the hot machine must be used for feeding and running, so that the phenomenon that granules stick to bars is avoided;
c. sundries such as ironware and the like are prevented from entering a feed inlet and an air outlet of the granulator, so that accidents are avoided, and production is not influenced.
And (3) putting the granules into a granulator, uniformly spraying the obtained impermeable solution, wherein the spraying speed is controlled at 100ml/min, and the stirring speed of the granulator is controlled at 300r/min and 100 r/min.
Step S3: and (5) drying.
After spraying liquid, dehumidifying by using a boiling drying technology to prevent particles from being adhered, and controlling the boiling temperature at 60 ℃. The fluidized drying adopts a fluidized dryer, the sprayed wet particles are placed on a sieve plate, the wet particles are suspended by hot air flow, the heat exchange is carried out on the particles by fluidized boiling, the evaporated moisture and the organic solvent are taken away by the hot air, the particles are subjected to a mass heat transfer mode of gas-solid two-phase suspension contact by hot air flow, the aim of drying the wet particles is achieved, in the process of convective drying, the hot air is in contact with the wet particles to transfer the heat energy to the surfaces of the particles and then to the interior of the particles from the surfaces, after the wet particles are heated, the surface moisture is firstly gasified, the internal moisture is diffused to the surfaces of the particles in a liquid state or a gas state and is continuously gasified to the air, the moisture of the particles is gradually reduced, the drying is finished, and when the surface moisture of the particles is less than or equal to 12%, the impermeable particles are obtained after the drying.
Through above raw materials stir the mixture, after the spraying carries out the boiling stoving on the granule, the coating density of granule surface spraying can make the gas molecule pass through, and the effectual process that hinders the hydrone consequently makes the granule have better anti-permeability, and the gas permeability is better.
Example 3
A method for treating the surface of plant particles in an anti-seepage way comprises the following steps of S1: and (3) preparing raw materials.
Taking 7 parts of Ethyl Cellulose (EC), 6 parts of polyvinyl acetal diethylamine acetate (AEA) and 88 parts of ethanol, putting the raw materials into a stirrer, starting the stirrer, and stirring and mixing the raw materials, wherein the stirring speed of the stirrer is controlled at 80r/min during stirring, the stirring time is 13 minutes, the raw materials are stirred until the raw materials are completely dissolved to obtain a mixed impermeable solution for standby, and the raw materials are put into the stirrer for stirring, so that the tightness is required to be well prepared, the density inaccuracy caused by solution volatilization is avoided, and ventilation is required to be kept during stirring.
And then putting 33 parts of the standby impermeable solution, 8 parts of talcum powder and 63 parts of ethanol into a stirrer, starting the stirrer, stirring and mixing the raw materials, wherein the stirring speed of the stirrer is controlled at 80r/min during stirring, the stirring time is 11 minutes, stirring is carried out until the raw materials are completely dissolved uniformly for standby, and the raw materials are required to be well sealed when being put into the stirrer for stirring, so that the density inaccuracy caused by solution volatilization is avoided, and ventilation is required during stirring.
Step S2: and (4) spraying liquid.
The equipment adopted by the liquid spraying is a granulator, and the granulator needs to pay attention to the following matters before use:
a. the granulator needs to operate in a forward direction, so that the rotation is avoided, and the uniform spraying of particles is ensured;
b. the granulator is not suitable for the cold machine to run on an empty stomach, and the hot machine must be used for feeding and running, so that the phenomenon that granules stick to bars is avoided;
c. sundries such as ironware and the like are prevented from entering a feed inlet and an air outlet of the granulator, so that accidents are avoided, and production is not influenced.
And (3) putting the granules into a granulator, uniformly spraying the obtained impermeable solution, wherein the spraying speed is controlled at 100ml/min, and the stirring speed of the granulator is controlled at 300r/min and 100 r/min.
Step S3: and (5) drying.
After spraying, dehumidifying by boiling drying technology to prevent the particles from adhering, and controlling the boiling temperature at 65 ℃. The fluidized drying adopts a fluidized dryer, the sprayed wet particles are placed on a sieve plate, the wet particles are suspended by hot air flow, the heat exchange is carried out on the particles by fluidized boiling, the evaporated moisture and the organic solvent are taken away by the hot air, the particles are subjected to a mass heat transfer mode of gas-solid two-phase suspension contact by hot air flow, the aim of drying the wet particles is achieved, in the process of convective drying, the hot air is in contact with the wet particles to transfer the heat energy to the surfaces of the particles and then to the interior of the particles from the surfaces, after the wet particles are heated, the surface moisture is firstly gasified, the internal moisture is diffused to the surfaces of the particles in a liquid state or a gas state and is continuously gasified to the air, the moisture of the particles is gradually reduced, the drying is finished, and when the surface moisture of the particles is less than or equal to 12%, the impermeable particles are obtained after the drying.
Through above raw materials stir the mixture, after the spraying carries out the boiling stoving on the granule, the coating density of granule surface spraying can make the gas molecule pass through, and the effectual process that hinders the hydrone consequently makes the granule have better anti-permeability, and the gas permeability is better.
Example 4
A method for treating the surface of plant particles in an anti-seepage way comprises the following steps of S1: and (3) preparing raw materials.
Taking 7 parts of Ethyl Cellulose (EC), 7 parts of polyvinyl acetal diethylamine acetate (AEA) and 89 parts of ethanol, putting the raw materials into a stirrer, starting the stirrer, and stirring and mixing the raw materials, wherein the stirring speed of the stirrer is controlled at 80r/min during stirring, the stirring time is 14 minutes, the raw materials are stirred until the raw materials are completely dissolved to obtain a mixed impermeable solution for standby, and the raw materials are put into the stirrer for stirring, so that the tightness is required to be well prepared, the density inaccuracy caused by solution volatilization is avoided, and ventilation is required to be kept during stirring.
And then, taking 34 parts of the standby impermeable solution, 8 parts of talcum powder and 64 parts of ethanol, putting the raw materials into a stirrer, starting the stirrer, stirring and mixing the raw materials, wherein the stirring speed of the stirrer is controlled at 80r/min during stirring, the stirring time is 14 minutes, stirring until the raw materials are completely dissolved uniformly for standby, and the raw materials need to be well sealed when being put into the stirrer for stirring, so that the density inaccuracy caused by solution volatilization is avoided, and ventilation needs to be kept during stirring.
Step S2: and (4) spraying liquid.
The equipment adopted by the liquid spraying is a granulator, and the granulator needs to pay attention to the following matters before use:
a. the granulator needs to operate in a forward direction, so that the rotation is avoided, and the uniform spraying of particles is ensured;
b. the granulator is not suitable for the cold machine to run on an empty stomach, and the hot machine must be used for feeding and running, so that the phenomenon that granules stick to bars is avoided;
c. sundries such as ironware and the like are prevented from entering a feed inlet and an air outlet of the granulator, so that accidents are avoided, and production is not influenced.
And (3) putting the granules into a granulator, uniformly spraying the obtained impermeable solution, wherein the spraying speed is controlled at 100ml/min, and the stirring speed of the granulator is controlled at 300r/min and 100 r/min.
Step S3: and (5) drying.
After spraying, dehumidifying by boiling drying technology to prevent the particles from adhering, and controlling the boiling temperature at 80 ℃. The fluidized drying adopts a fluidized dryer, the sprayed wet particles are placed on a sieve plate, the wet particles are suspended by hot air flow, the heat exchange is carried out on the particles by fluidized boiling, the evaporated moisture and the organic solvent are taken away by the hot air, the particles are subjected to a mass heat transfer mode of gas-solid two-phase suspension contact by hot air flow, the aim of drying the wet particles is achieved, in the process of convective drying, the hot air is in contact with the wet particles to transfer the heat energy to the surfaces of the particles and then to the interior of the particles from the surfaces, after the wet particles are heated, the surface moisture is firstly gasified, the internal moisture is diffused to the surfaces of the particles in a liquid state or a gas state and is continuously gasified to the air, the moisture of the particles is gradually reduced, the drying is finished, and when the surface moisture of the particles is less than or equal to 12%, the impermeable particles are obtained after the drying.
Through above raw materials stir the mixture, after the spraying carries out the boiling stoving on the granule, the coating density of granule surface spraying can make the gas molecule pass through, and the effectual process that hinders the hydrone consequently makes the granule have better anti-permeability, and the gas permeability is better.
Example 5
A method for treating the surface of plant particles in an anti-seepage way comprises the following steps of S1: and (3) preparing raw materials.
Firstly, 6 parts of Ethyl Cellulose (EC), 7 parts of polyvinyl acetal diethylamine acetate (AEA) and 90 parts of ethanol are taken, the raw materials are put into a stirrer, the stirrer is started, the raw materials are stirred and mixed, wherein the stirring speed of the stirrer is controlled at 80r/min during stirring, the stirring time is 15 minutes, the raw materials are stirred until the raw materials are completely dissolved to obtain a mixed impermeable solution for standby, and the raw materials are put into the stirrer for stirring, so that the tightness is required to be well prepared, the density inaccuracy caused by solution volatilization is avoided, and ventilation is required to be kept during stirring.
And then 35 parts of the standby impermeable solution, 9 parts of talcum powder and 65 parts of ethanol are taken and put into a stirrer, the stirrer is started to stir and mix the raw materials, wherein the stirring speed of the stirrer is controlled at 80r/min during stirring, the stirring time is 15 minutes, the raw materials are stirred until the raw materials are completely dissolved uniformly for standby, the raw materials are required to be well sealed when put into the stirrer for stirring, the density inaccuracy caused by solution volatilization is avoided, and ventilation is required during stirring.
Step S2: and (4) spraying liquid.
The equipment adopted by the liquid spraying is a granulator, and the granulator needs to pay attention to the following matters before use:
a. the granulator needs to operate in a forward direction, so that the rotation is avoided, and the uniform spraying of particles is ensured;
b. the granulator is not suitable for the cold machine to run on an empty stomach, and the hot machine must be used for feeding and running, so that the phenomenon that granules stick to bars is avoided;
c. sundries such as ironware and the like are prevented from entering a feed inlet and an air outlet of the granulator, so that accidents are avoided, and production is not influenced.
And (3) putting the granules into a granulator, uniformly spraying the obtained impermeable solution, wherein the spraying speed is controlled at 100ml/min, and the stirring speed of the granulator is controlled at 300r/min and 100 r/min.
Step S3: and (5) drying.
After spraying liquid, dehumidifying by using a boiling drying technology to prevent the particles from being adhered, and controlling the boiling temperature to 88 ℃. The fluidized drying adopts a fluidized dryer, the sprayed wet particles are placed on a sieve plate, the wet particles are suspended by hot air flow, the heat exchange is carried out on the particles by fluidized boiling, the evaporated moisture and the organic solvent are taken away by the hot air, the particles are subjected to a mass heat transfer mode of gas-solid two-phase suspension contact by hot air flow, the aim of drying the wet particles is achieved, in the process of convective drying, the hot air is in contact with the wet particles to transfer the heat energy to the surfaces of the particles and then to the interior of the particles from the surfaces, after the wet particles are heated, the surface moisture is firstly gasified, the internal moisture is diffused to the surfaces of the particles in a liquid state or a gas state and is continuously gasified to the air, the moisture of the particles is gradually reduced, the drying is finished, and when the surface moisture of the particles is less than or equal to 12%, the impermeable particles are obtained after the drying.
Through above raw materials stir the mixture, after the spraying carries out the boiling stoving on the granule, the coating density of granule surface spraying can make the gas molecule pass through, and the effectual process that hinders the hydrone consequently makes the granule have better anti-permeability, and the gas permeability is better.
Claims (4)
1. A method for the anti-seepage treatment of the surface of plant particles is characterized by comprising the following steps of S1: preparing raw materials, namely taking 6-7 parts of Ethyl Cellulose (EC), 5-7 parts of polyvinyl acetal diethylamine acetate (AEA) and 85-90 parts of ethanol, putting the raw materials into a stirrer to be stirred and mixed, controlling the stirring speed of the stirrer to be 80r/min when stirring, stirring until the raw materials are completely dissolved to obtain a mixed impermeable solution for later use, then taking 30-35 parts of the impermeable solution for later use, 5-10 parts of talcum powder and 60-65 parts of ethanol, putting the raw materials into the stirrer to be stirred and mixed, controlling the stirring speed of the stirrer to be 80r/min when stirring, stirring until the raw materials are completely dissolved and uniformly for later use, and step S2: and (3) spraying liquid, namely putting the granules into a granulator, and uniformly spraying the obtained impermeable solution, wherein the spraying speed is 100ml/min, the stirring speed of the granulator is 300r/min, the stirring speed of the stirring knife is 100r/min, and the step S3: drying, after spraying liquid, dehumidifying by using a boiling drying technology to prevent the particles from being adhered, controlling the boiling temperature at 50-90 ℃, and obtaining the anti-permeation particles after drying when the moisture on the surfaces of the particles is less than or equal to 12%.
2. The method for treating the surface seepage of the plant particles as claimed in claim 1, wherein in the step S1, the raw materials are placed in a stirrer to be stirred, so that the raw materials are sealed, the density inaccuracy caused by solution volatilization is avoided, ventilation is maintained during stirring, and the stirring time is controlled within 10-15 minutes.
3. The method as claimed in claim 2, wherein in step S2, the pelletizer needs to take the following measures before use: a. the granulator needs to operate in a forward direction, inversion is avoided, particle spraying is guaranteed to be even, the granulator b and the granulator are forbidden to operate on a cool machine in an empty stomach, the heat machine is required to operate in a feeding mode, the phenomenon that particles stick to bars is avoided, and impurities such as iron ware are strictly forbidden to enter a feeding hole and an exhaust hole of the granulator c so as to avoid accidents and influence production.
4. The method for the anti-infiltration treatment of the surface of plant particles according to claim 3, in step S3, the fluidized drying process includes placing the sprayed wet particles on a sieve plate using a fluidized dryer, suspending the wet particles by hot air flow, fluidizing to perform heat exchange with the particles, the evaporated moisture and the organic solvent are taken away by hot air, the wet particles are dried by a mass heat transfer mode of gas-solid two-phase suspension contact of hot air flow to the particles, in the convective drying process, hot air transfers thermal energy to the surface of the particles by contact with the wet particles, and from the surface to the interior of the particles, after the wet particles are heated, the surface moisture is firstly gasified, the internal moisture is diffused to the surfaces of the particles in a liquid state or a gaseous state and is continuously gasified into the air, so that the moisture of the particles is gradually reduced, and the drying is finished.
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