CN109619686A - The cooling element and preparation method thereof of rodlike porous electronics flue gas product - Google Patents
The cooling element and preparation method thereof of rodlike porous electronics flue gas product Download PDFInfo
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- CN109619686A CN109619686A CN201811619176.XA CN201811619176A CN109619686A CN 109619686 A CN109619686 A CN 109619686A CN 201811619176 A CN201811619176 A CN 201811619176A CN 109619686 A CN109619686 A CN 109619686A
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- cooling element
- flue gas
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- gas product
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- A24F47/008—
Abstract
The invention belongs to cooling element technical fields, are specifically related to a kind of cooling element and preparation method thereof of rodlike porous electronics flue gas product.Cooling element of the present invention is the column structure with certain hole, the rodlike porous structure of the ventilation path with cubic network shape.The present invention relative to conditional electronic flue gas product cooling element, it can be achieved that more macroporosity, quality is smaller, more saving raw material can generally save the raw material usage of 15-20%；Bigger specific surface area can be achieved；With more tortuous smoke path；The process flow of coating procedure can effectively be simplified；Rodlike porous structure process is simple, while simplifying the processing and manufacturing process of cooling element；Contact effect with bigger flue gas with cooling element realizes better cooling effect and removes the effect of harmful substance.
Description
Technical field
The invention belongs to cooling element technical fields, are specifically related to the cold of the rodlike porous electronics flue gas product of one kind
But element and preparation method thereof.
Background technique
Electronics flue gas product be widely studied as a kind of novel cigarette form (substrate for typically containing tobacco) and
Using, known harmful vapors generated the purpose is to reduce calory burning and thermal degradation by the tobacco in traditional cigarette at
Point.Traditional cigarette makes result of combustion of tobacco and generates the temperature of release volatile compound (flue gas), and the temperature in the tobacco of burning can
It can reach 800 DEG C or more, the most of moisture in high temperature evaporation flue gas；Although conditional electronic cigarette ignition temperature is low,
Since flue gas moisture content is higher, so the flue-gas temperature of user's perception may be higher than traditional cigarette.
The patent No. 201711346822.5, the aerosol generation article intermediary with aerosol cooling element have continued a kind of new
The product of type, it includes the multiple element assembled according to the form of bar that a kind of aerosol, which generates article,.The multiple element includes
Aerosol forms substrate and forms the aerosol cooling element in the downstream of substrate positioned at the aerosol, can be with effective solution
This problem, while there are lower unwanted smoke constituents.
The aerosol cooling element is to be processed by sheet material, and the sheet material has to pass through and wrinkles, wrinkles, gathers or fold
It is realized Deng handling with forming channel.In actual production process, there are following Railway Projects:
(1) sheet material or film are required to relative complex process, and such as common blow molding is cast, and is rolled, and stretch
Deng.
(2) sheet material or film are required to further processing processing, and colloidal sol cooling element could be used as to use.
(3) sheet material or film carry out functionalization, such as: realizing lower unwanted smoke constituents, it is necessary to be applied online
It covers or secondary coating, when realization is relatively difficult, and energy consumption is higher.
(4) sheet material or film have relatively low specific surface area.
(5) sheet material or film are limited to the temperature decreasing effect of flue gas.
Summary of the invention
The purpose of the present invention is overcome the deficiencies of the prior art and provide the cold of the rodlike porous electronics flue gas product of one kind
But element.The cooling element, which has, to save material, and large specific surface area is easy to coating functions layer, and cooling effect is obvious, and processes
The simple advantage of process；Invention also provides preparation methods.
The cooling element of rodlike porous electronics flue gas product of the present invention is the cylinder knot with certain hole
Structure, the rodlike porous structure of the ventilation path with cubic network shape.
The functional material of cooling element is water-absorbent material (flue gas is dried), lowers flue gas unwanted smoke constituents
Material, the combination for increasing one or more of material of the material of fragrance or increase medical treatment or health-care effect in flue gas.
The functional material of cooling element is not limited to above several.
The rodlike porous structure, hole are formed by the hole of aperture.
The hole is to make flue gas when passing through cooling element with more tortuous network-like smoke path.
The porosity of rodlike porous structure meets following range: 10% < porosity < 99%.
As a preferred technical solution, the porosity of rodlike porous structure meets following range: 60% < porosity
< 90%.
The rodlike porous structure, term " hole " are primarily referred to as being capable of forming the gap of the aperture of access.
The rodlike porous structure has certain porosity.Term " porosity " refers to the rodlike knot in same volume
The size of the volume of its pore structure in structure.Of equal value, for the material of same material, porosity is close with rodlike porous structure
Degree is inversely proportional, i.e., when porosity is bigger, the density of rodlike porous structure is smaller.
The measuring method of porosity is as follows:
(1)
(2)
Porosity is the underlying parameter for guaranteeing cooling element effective ventilation effect, and the too small vapour lock that will lead to of porosity is too big,
And then flue gas cannot smoothly be entered in user mouthful by cooling element.Porosity is preferably > 10%, further preferably
> 60%.
Porosity is also the underlying parameter for influencing material specific surface area, and the excessive material utilization amount that will lead to of porosity is very little, and
It not can guarantee the contact effect with flue gas, and then cannot achieve the cooling effect of flue gas and remove the effect of harmful substance.Hole
Rate is preferably < 99%, further preferably < 90%.
The rodlike porous structure, hole are formed by the hole of aperture, and the hole is that flue gas is made to pass through cooling element
When with more tortuous network-like smoke path, and then increase contact effect of the flue gas with cooling element, realize better
Cooling effect and the effect for removing harmful substance.
The rodlike porous structure has bigger specific surface area.Material identical as cooling element made of flaky material
Material compares, cooling element made of rodlike porous structure and cooling element made of flaky material when porosity is identical,
Rodlike porous structure can pass through hole fineness further expansion specific surface area.
It is well known, it is limited by with flaky material thickness, its specific surface area of cooling element made of flaky material is by hole
The limitation of gap rate, specific surface area is smaller when porosity is bigger, so in order to meet certain specific surface area, made of flaky material
Cooling element cannot have excessively high porosity, however cooling element made of rodlike porous structure is, it can be achieved that have more macrovoid
While rate, still there is good specific surface area, under material identical with cooling element made of flaky material, thus real
Existing quality is smaller, more saving raw material.
The material of the rodlike porous structure, be one of organic material, inorganic material or inorganic metallic materials or
Different materials it is compound.
Organic material is polyester, polylactic acid, polyethylene, one of polypropylene or degradation material.
For the harmful substance for preferably cooling down and removing flue gas, can be carried out at coating on the surface of cooling element material
Then reason, rodlike porous structure can directly be dried by infusion process in coating processing, avoid complicated online coating
Or secondary coating procedure.
The preparation method of cooling element is melting extrusion foaming hole forming method, melting extrusion dissolution hole forming method or sintering hole forming method
One of.
Melting extrusion foaming hole forming method be specifically: extruder melt zone be added carbon dioxide superfluid, melting mixing,
Die head squeezes out club shaped structure, meanwhile, carbon dioxide is overflowed due to pressure reduction, and foam pore-forming.
Melting extrusion dissolution hole forming method is specifically: will add a kind of solute in main material and carries out fusion mixing, die head squeezes out
Club shaped structure forms interpenetrating network, is then immersed in flux bath, selects a kind of solvent is insoluble to main material still can be molten
Solve solute, pore-forming after solute dissolution.
Sintering hole forming method is specifically: pore former being added during sintering and prepares cooling element.
The major function of cooling element of the present invention is: first, contacted by flue gas with the effective of cooling element, it is cold
But while element can effectively reduce flue-gas temperature, a part of water vapour for the flue gas that removal is aspirated by cooling element contains
Amount, and then further decrease the sense temperature of flue gas.Second, a part of phenolic compound may be removed from flue gas.
The application method of the rodlike porous structure, can according to requirements sized and shape.The stick of machine-shaping
Shape porous structure can carry out being cut into certain length according to requirements, can be used as cooling element use, simplify sheet
Complicated process of the material when processing cooling element.
Compared with the prior art, the present invention has the following beneficial effects:
(1) present invention is relative to the cooling element of conditional electronic flue gas product, it can be achieved that more macroporosity, quality is more
It is small, raw material are more saved, the raw material usage of 15-20% can be generally saved.
(2) present invention is relative to the cooling element of conditional electronic flue gas product, it can be achieved that bigger specific surface area.
(3) cooling element of the present invention relative to conditional electronic flue gas product has more tortuous smoke path.
(4) cooling element of the present invention relative to conditional electronic flue gas product, the technique that can effectively simplify coating procedure
Process.
(5) cooling element of the present invention relative to conditional electronic flue gas product, rodlike porous structure process is simple,
The processing and manufacturing process of cooling element is simplified simultaneously.
(6) cooling element of the present invention relative to conditional electronic flue gas product, with bigger flue gas and cooling element
Effect is contacted, realize better cooling effect and removes the effect of harmful substance.
Detailed description of the invention
Fig. 1 is bar-like the structural schematic diagram of the cooling element of porous electronics flue gas product.
Specific embodiment
The invention will be further described with reference to embodiments.
Embodiment 1
The cooling element of rodlike porous electronics flue gas product described in the present embodiment 1 is the column with certain hole
Body structure, the rodlike porous structure of the ventilation path with cubic network shape.
The functional material of cooling element is the combination of the material of water-absorbent material and attenuating flue gas unwanted smoke constituents.
The porosity of rodlike porous structure is 89%.
The material of rodlike porous structure is organic material polyester material.
The preparation method of the cooling element of rodlike porous electronics flue gas product described in the present embodiment 1, using melting
Specifically carbon dioxide superfluid, melting mixing is added in the melt zone of extruder in the preparation of extrusion foaming hole forming method, and die head squeezes out
Club shaped structure, meanwhile, carbon dioxide is overflowed due to pressure reduction, and foam pore-forming.
Embodiment 2
The cooling element of rodlike porous electronics flue gas product as described in example 2 is the cylinder with certain hole
Structure, the rodlike porous structure of the ventilation path with cubic network shape.
The functional material of cooling element is water-absorbent material and the combination for increasing medical or health-care effect material.
The porosity of rodlike porous structure is 85%.
The material of rodlike porous structure is organic material degradation material.
The preparation method of the cooling element of rodlike porous electronics flue gas product as described in example 2 is squeezed using melting
Dissolution pore-forming preparation out will specifically add a kind of solute and carry out fusion mixing in main material, die head squeezes out club shaped structure, is formed
Interpenetrating network is then immersed in flux bath, selects a kind of solvent insoluble to main material but can dissolve solute, solute is molten
Pore-forming after solution.
Embodiment 3
The cooling element of rodlike porous electronics flue gas product described in embodiment 3 is the cylinder with certain hole
Structure, the rodlike porous structure of the ventilation path with cubic network shape.
The functional material of cooling element is the combination of the material of water-absorbent material and attenuating flue gas unwanted smoke constituents.
The porosity of rodlike porous structure is 80%.
The material of rodlike porous structure is using poly-lactic acid material.
The preparation method of the cooling element of rodlike porous electronics flue gas product, is specifically adopted described in the present embodiment 3
With being sintering hole forming method, pore former is specifically added during sintering and is sintered.
Performance detection is carried out to the cooling element of embodiment 1-3 preparation, mainly tests it to mainstream phenolic material in cigarette
The influence of matter.The quantitative measurment to mainstream phenolic substances in cigarette is carried out by HPLC- fluorescence.
| Phenolic substances | Chlorogenic acid/% | Rutin sophorin/% | Scopola spirit/% | 7- hydroxyl -6- methoxy coumarin/% |
| Cigarette | 47 | 39 | 8 | 6 |
The content of mainstream phenolic substances is described in table 1 below in cigarette.
1 aldehydes matter content table of table
Degradation rate of the 2 embodiment 1-3 cooling element of table to phenolic substances in cigarette
Pass through the generating process for executing multiple electronics flue gas under suction mode: 15 suctions is carried out, for mainstream smoke temperature
The measurement of degree, every kind sample duplicate measurements 5 times.
3 embodiment 1-3 cooling element of table is to main flume in cigarette
| Index | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example |
| 1st suction | 35 | 38 | 36 | 55 |
| 2nd suction | 38 | 40 | 38 | 60 |
| 3rd suction | 39 | 40 | 40 | 61 |
| The 4th suction | 42 | 41 | 43 | 63 |
| The 5th suction | 41 | 40 | 42 | 60 |
| 6th suction | 40 | 40 | 41 | 58 |
| 7th suction | 38 | 38 | 39 | 57 |
| 8th suction | 38 | 37 | 37 | 55 |
| 9th suction | 35 | 36 | 37 | 53 |
| 10th suction | 32 | 34 | 35 | 50 |
| 11st suction | 30 | 33 | 32 | 48 |
| 12nd suction | 30 | 30 | 31 | 47 |
| 13rd suction | 29 | 28 | 29 | 45 |
| 14th suction | 29 | 27 | 27 | 44 |
| 15th suction | 27 | 25 | 26 | 43 |
Claims (9)
1. a kind of cooling element of rodlike porous electronics flue gas product, it is characterised in that: cooling element is with certain hole
The column structure of gap, the rodlike porous structure of the ventilation path with cubic network shape.
2. the cooling element of rodlike porous electronics flue gas product according to claim 1, it is characterised in that: cooling member
The functional material of part is water-absorbent material, the material for lowering flue gas unwanted smoke constituents, increases the material of fragrance or increasing in flue gas
Add the combination of one or more of material of medical treatment or health-care effect.
3. the cooling element of rodlike porous electronics flue gas product according to claim 1, it is characterised in that: rodlike more
The porosity of pore structure meets following range: 10% < porosity < 99%.
4. the cooling element of rodlike porous electronics flue gas product according to claim 3, it is characterised in that: rodlike more
The porosity of pore structure meets following range: 60% < porosity < 90%.
5. the cooling element of rodlike porous electronics flue gas product according to claim 1, it is characterised in that: rodlike more
The material of pore structure is the compound of one or more of organic material, inorganic material or inorganic metallic materials material；Organic material
Material is one of polyester, polylactic acid, polyethylene, polypropylene or degradation material.
6. a kind of preparation method of the cooling element of rodlike porous electronics flue gas product described in claim 1, feature
Be: the preparation method of cooling element is in melting extrusion foaming hole forming method, melting extrusion dissolution hole forming method or sintering hole forming method
One kind.
7. the preparation method of the cooling element of rodlike porous electronics flue gas product according to claim 6, feature
Be: melting extrusion foaming hole forming method is specifically: carbon dioxide superfluid, melting mixing, mould is added in the melt zone of extruder
Head squeezes out club shaped structure, meanwhile, carbon dioxide is overflowed due to pressure reduction, and foam pore-forming.
8. the preparation method of the cooling element of rodlike porous electronics flue gas product according to claim 6, feature
Be: melting extrusion dissolution hole forming method is specifically: will add a kind of solute in main material and carries out fusion mixing, die head squeezes out rodlike
Structure forms interpenetrating network, is then immersed in flux bath, selects a kind of solvent insoluble to main material but can dissolve molten
Matter, pore-forming after solute dissolution.
9. the preparation method of the cooling element of rodlike porous electronics flue gas product according to claim 6, feature
Be: sintering hole forming method is specifically: pore former being added during sintering and prepares cooling element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811619176.XA CN109619686A (en) | 2018-12-28 | 2018-12-28 | The cooling element and preparation method thereof of rodlike porous electronics flue gas product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811619176.XA CN109619686A (en) | 2018-12-28 | 2018-12-28 | The cooling element and preparation method thereof of rodlike porous electronics flue gas product |
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| CN109619686A true CN109619686A (en) | 2019-04-16 |
Family
ID=66078743
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112369661A (en) * | 2020-01-16 | 2021-02-19 | 湖北中烟工业有限责任公司 | Cooling filter rod and low-temperature cigarette with same |
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