CN108455340A - A kind of carbonaceous heat source and preparation method thereof with double winding structure - Google Patents
A kind of carbonaceous heat source and preparation method thereof with double winding structure Download PDFInfo
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- CN108455340A CN108455340A CN201810058984.7A CN201810058984A CN108455340A CN 108455340 A CN108455340 A CN 108455340A CN 201810058984 A CN201810058984 A CN 201810058984A CN 108455340 A CN108455340 A CN 108455340A
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- paper
- heat source
- carbonaceous heat
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- preparation
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/28—Wound package of webs
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F47/00—Smokers' requisites not otherwise provided for
Abstract
The invention discloses a kind of carbonaceous heat sources with double winding structure, the carbonaceous heat source of the double winding structure is cylindric, it is described it is cylindric be the double-deck roll of sheet material around into wherein one layer is burning zone (2), another layer is supporting layer (1)；The burning zone (2) and the supporting layer (1) run through the axial direction of entire cylindric carbonaceous heat source；There is centre bore (3) at the center of the cylindric carbonaceous heat source axial direction；The invention also discloses the preparation methods of the cylindric carbonaceous heat source.The rate stabilization of the carbonaceous heat source burning with double winding structure of the present invention, heat release is uniform, can reduce CO generations.
Description
Technical field
The invention belongs to tobacco product technical fields, and in particular to a kind of carbonaceous heat source with double winding structure and its
Preparation method.
Background technology
In recent years, as people's health requirement is continuously improved.For tobacco business, the appearance of novel tobacco product this
It is the change for adapting to this demand.Novel tobacco product can probably divide four major class：The first kind be electronic cigarette, the second class be plus
Do not burn tobacco product, third class of heat is tobacco products that buccal cigarette, the 4th class are some other type.It is wherein non-ignitable to heat
It burns tobacco product and obtains market favor since it has been sufficiently reserved the texture of traditional tobacco.Heat the master for the tobacco product that do not burn
It is to heat tobacco using external heat source rather than light tobacco to want feature, this is the difference most essential with traditional tobacco.Carbonaceous heat
Source is a kind of its main heating source, the quality of performance quality direct relation tobacco.Low CO releases and guarantee are steady suitable
Heat release is the very important index of carbonaceous heat source.In order to realize this purpose, many corresponding technical data are disclosed.Specially
Sharp CN1087497A, which is disclosed in fuel element, adds perforative non-flammable graphite as Heat Conduction Material, to reduce burning
Temperature reduces the release of CO.Patent CN101098635A discloses the carbon containing 30-55% ratios in carbonaceous heat source composition
Sour calcium reduces CO releases to reduce ignition temperature.Patent CN1046665A discloses the component containing catalyst, and catalyst component is used
In catalytic degradation CO.However the prior art is not largely effective for reducing CO releases, meanwhile, for ignition temperature and burning
The control of rate is not largely effective.
Invention content
To solve the above problems, the invention discloses a kind of carbonaceous heat source with double winding structure and its preparation sides
Method uses the carbonaceous heat source of the double winding structure, it is possible to reduce charcoal heats the CO releases for the cigarette that do not burn, and for burning temperature
Degree and rate control are largely effective.
First aspect present invention discloses a kind of carbonaceous heat source with double winding structure, the double winding structure
Carbonaceous heat source be it is cylindric, it is described it is cylindric be the double-deck roll of sheet material around into wherein one layer is burning zone 2, another layer is
Supporting layer 1；The burning zone 2 and supporting layer 1 run through the axial direction of entire cylindric carbonaceous heat source；The cylindric carbonaceous
There is centre bore 3 at the center of heat source axial direction.Wherein burning zone 2 is constituted by the Carbon Materials being readily burned.
Preferably, the heat conductivility of the supporting layer 1 is better than burning zone 2.The good heat conductivility of supporting layer 1 ensures charcoal
The burning of matter heat source, the timely conduction of heat, the generation for reducing ignition temperature, reducing CO.Supporting layer 1 is non-ignitable or incombustibe material
Material, can play a supporting role, avoid the ash content collapse generated in combustion process, influence the diffusion of reaction gas, keep entire burning
Rate stabilization, heat release is uniform.
Preferably, the layer surface of the supporting layer 1 or/and burning zone 2 has several salient lines so that the double winding
There is gap between the layer of carbonaceous heat source and the salient line of layer.Supporting layer 1 or burning zone 2 have several salient lines or supporting layer 1 and combustion
Burn layer 2 have several salient lines so that layer and the salient line of layer between have gap, be conducive to adjust carbon rod burning velocity, control
Ignition temperature processed reduces CO and generates.
Preferably, the supporting layer 1 is one or more of carbon nanotube, graphite, graphene or graphene oxide material
Expect the layer constituted.
Second aspect of the present invention discloses the preparation method of the carbonaceous heat source with double winding structure, including as follows
Step：
(1) duplex paper containing paper pulp fiber and backing material is prepared；Preferably, the paper pulp fiber is wood pulp cellulose,
The Heat Conduction Material is one or more of carbon nanotube, graphite, graphene or graphene oxide；
(2) a surface applied adhesive of the duplex paper for obtaining step (1), it is axially spaced to be stained with paper yarn, then
By duplex paper, vertical direction is wound into the prefabricated rods of cylindrical shape in an axial direction, and there are central bore passages at prefabricated rods center, will be described
Prefabricated rods cut into the length of needs；
(3) prefabricated rods cut step (2) carry out high temperature carbonization to get to described with double winding structure
Carbonaceous heat source.
Preferably, the preparation method step of the duplex paper containing paper pulp fiber and Heat Conduction Material is：
Backing material is scattered in solvent by (1a), and slurry is made；The solvent is ethanol water, dimethylformamide
With one kind in ethyl alcohol；
Paper pulp fiber is prepared into paper by (1b)；
The slurry that step (1a) obtains is coated on a surface of the paper that step (1) obtains by (1c)；
The paper that (1d) drying steps (1c) obtain is to get to the duplex paper.
Preferably, the preparation method step of the duplex paper containing paper pulp fiber and backing material is：
Backing material and dispersant are dispersed in water by (2a), and suspension is made；The dispersant is alkyl glycosides, carboxylic
One kind in methylcellulose.
Paper pulp fiber is prepared into paper by (2b)；
The paper that step (2b) obtains is placed in as base material in suction flat box by (2c), step (2a) is obtained outstanding
Turbid pours into a mould its surface, passes through vacuum filtration so that Heat Conduction Material is evenly affixed to the paper surface, and institute is obtained after dry
The duplex paper stated.
Preferably, the temperature of the high temperature carbonization is 600 DEG C~800 DEG C
Beneficial effects of the present invention：
(1) the of the invention supporting layer of carbonaceous heat source and being wound for burning zone with double winding structure, and
Supporting layer and burning zone run through entire cylindric carbonaceous heat source axial direction.Supporting layer has Thermal conductivity, can guarantee charcoal
Stick burning, heat conduct, reduce ignition temperature in time, reduction CO generations play an important role；In addition supporting layer 1 is non-ignitable or difficult
Combustible material can play a supporting role, and avoid the ash content collapse generated in combustion process, influence the diffusion of gas, keep entire combustion
The rate stabilization of burning, heat release are uniform.
(2) the layer surface edge of the supporting layer 1 of the carbonaceous heat source with double winding structure of the invention or/and burning zone 2
Axial direction has several salient lines so that between having between the layer of carbonaceous heat source and the salient line of layer of the double winding structure
Gap, and there is a centre bore at the center of cylindric carbonaceous heat source axial direction, center interporal lacuna and be conducive to the diffusion of gas to
The burning velocity of carbonaceous heat source can be adjusted, ignition temperature is controlled.
(3) present invention uses carbon nanotube, graphite, graphene or graphene oxide as the support of carbonaceous heat source for the first time
Layer in heat conductivility and reduces excellent effect in the effect that CO is generated.
(4) preparation method of the carbonaceous heat source with double winding structure of the invention is simple.
Description of the drawings
Fig. 1 is the structural upright schematic diagram of the carbonaceous heat source of the present invention；
Fig. 2 is the front view of the carbonaceous heat source of the present invention；
Fig. 3, which is the carbonaceous heat source of the present invention, has salient line and hole front view.
Reference numeral：1- supporting layers, 2- burning zones, 3- centre bores, 4- salient lines.
Specific implementation mode
Embodiment
1, the preparation of duplex paper
A class paper：Prepare carbon nanotube/hardwood fiber paper
By carbon nanotube, alkyl glycosides dispersant is according to 1:0.6 ratio is added to the water, and carbon, which is made, by supersound process receives
The carbon nanotube suspension of a concentration of 0.2wt% of mitron.Hardwood fiber paper well prepared in advance is placed on suction flat box, it will
Thereon according to quantitative 5g/m2Carbon nanotube suspension is poured into a mould, filters molding, it is dry to get to carbon nanotube/hardwood fiber paper.
B class paper：Prepare graphite/hardwood fiber paper
Expanded graphite is smashed by blender, with dispersant alkyl glycosides according to 1:0.6 ratio is added to the water, and is made
Graphite suspension.Hardwood fiber paper well prepared in advance is placed on suction flat box, it will be thereon according to quantitative 5g/m2Pour into a mould stone
Black suspension filters molding, dry, by roll-in to get to being graphite/hardwood fiber paper.
C class paper：Prepare graphene oxide/hardwood fiber paper
The graphene oxide solution for taking hummer methods to prepare is added 0.1wt% carboxymethyl celluloses, graphene oxide is made
Slurry.Graphene oxide slurry is coated on a surface of prefabricated hardwood fiber paper, it is dry, obtain graphite oxide
Alkene/hardwood fiber paper.Note：Graphene oxide can be reduced to graphene after the oxygen barrier processing of high temperature
2. preparing the carbonaceous heat source with double winding structure
A classes paper, B classes paper and C class paper are cut into strip respectively respectively, proceed by winding respectively.It is axial at interval of
A hardwood paper yarn immersed with CMC binders is added in 2mm, and vertical direction in an axial direction is wound into the cylinder of diameter 5mm, then
The segment that length is 15mm is cut into, the segment cut is put into retort and is carbonized at 700 DEG C, is obtained with bilayer
The carbonaceous heat source of winding-structure.It is calculated as respectively：Supporting layer is that carbonaceous heat source, the supporting layer of carbon nanotube are the carbonaceous heat source of graphite
With the carbonaceous heat source that supporting layer is graphene, structure is as shown in figure 3, cylindric carbonaceous heat source is replaced by burning zone and supporting layer
It winds, carbonaceous source center can form the centre bore generated due to winding, and since interlayer forms many protrusions
Line 4, forms hole between salient line and salient line.Its combustibility is compared as follows with common carbonaceous heat source (control sample)
Table：
As seen from the above table, the carbonaceous heat source with double winding of the invention is compared with common carbonaceous heat source, burning temperature
Relatively low, and the generation for reducing CO is spent, burning time extends, ignition temperature of the ignition temperature also below common carbonaceous heat source.
Claims (8)
1. a kind of carbonaceous heat source with double winding structure, which is characterized in that the carbonaceous heat source is cylindric, the cylinder
Shape is the double-deck roll of sheet material around into wherein one layer is burning zone (2), another layer is supporting layer (1)；The burning zone (2)
Run through the axial direction of entire cylindric carbonaceous heat source with the supporting layer (1)；The cylindric carbonaceous heat source axial direction
Center have centre bore (3).
2. carbonaceous heat source according to claim 1, which is characterized in that the supporting layer (1) or/and the burning zone (2)
Layer surface have several salient lines in axial direction so that the protrusion of the layer and layer of the carbonaceous heat source of the double winding structure
There is gap between line.
3. carbonaceous heat source according to claim 1, which is characterized in that the heat conductivility of the supporting layer (1) is better than described
Burning zone (2).
4. carbonaceous heat source according to claim 1, which is characterized in that the supporting layer (1) is carbon nanotube, graphite, stone
The layer that one or more of black alkene or graphene oxide material are constituted.
5. a kind of preparation method of the carbonaceous heat source with double winding structure, which is characterized in that include the following steps：
(1) duplex paper containing paper pulp fiber and backing material is prepared；The paper pulp fiber is wood pulp cellulose, the backing material
For one or more of carbon nanotube, graphite, graphene or graphene oxide；
(2) a surface applied adhesive of the duplex paper for obtaining step (1), it is axially spaced to be stained with paper yarn, then by institute
Stating duplex paper, vertical direction is wound into the prefabricated rods of cylindrical shape in an axial direction, and there are central bore passages at prefabricated rods center, will be described
Prefabricated rods cut into the length of needs；
(3) prefabricated rods cut step (2) carry out high temperature carbonization to get to the carbonaceous with double winding structure
Heat source.
6. preparation method according to claim 5, which is characterized in that the bilayer containing paper pulp fiber and backing material
The preparation method step of paper is：
Backing material is scattered in solvent by (1a), and slurry is made；The solvent is ethanol water, dimethylformamide and second
One kind in alcohol；
Paper pulp fiber is prepared into paper by (1b)；
The slurry that step (1a) obtains is spread evenly across on a surface of the paper that step (1b) obtains by (1c)；
The paper that (1d) drying steps (1c) obtain is to get to the duplex paper.
7. preparation method according to claim 5, which is characterized in that the bilayer containing paper pulp fiber and Heat Conduction Material
The preparation method step of paper is：
Backing material and dispersant are dispersed in water by (2a), and suspension is made；The dispersant is alkyl glycosides, carboxymethyl fibre
One kind in dimension element；
Paper pulp fiber is prepared into paper by (2b)；
The paper that step (2b) obtains is placed in as base material in suction flat box by (2c), and the suspension that step (2a) obtains is poured
Its surface is noted, vacuum filtration is passed through so that backing material is evenly affixed to the paper surface, and pair is obtained after dry
Layer paper.
8. preparation method according to claim 5, which is characterized in that the temperature of the high temperature carbonization is 600 DEG C~800
℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810058984.7A CN108455340B (en) | 2018-01-22 | 2018-01-22 | Carbonaceous heat source with double-layer winding structure and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810058984.7A CN108455340B (en) | 2018-01-22 | 2018-01-22 | Carbonaceous heat source with double-layer winding structure and preparation method thereof |
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| CN108455340A true CN108455340A (en) | 2018-08-28 |
| CN108455340B CN108455340B (en) | 2023-08-04 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109132622A (en) * | 2018-09-06 | 2019-01-04 | 重庆云天化瀚恩新材料开发有限公司 | A kind of the macromolecule membrane loose winding system and application method of artificial graphite film precursor |
| CN110200322A (en) * | 2019-06-05 | 2019-09-06 | 江苏中烟工业有限责任公司 | A kind of flue gas generation section generating system for constituting flue gas |
| CN113460812A (en) * | 2021-06-24 | 2021-10-01 | 湖北三江航天红阳机电有限公司 | Process method for improving drying efficiency of aerogel heat-insulating material coiled material |
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| US20100300467A1 (en) * | 2008-01-22 | 2010-12-02 | Stagemode Oy | Smoking article |
| CN102946747A (en) * | 2010-05-06 | 2013-02-27 | R.J.雷诺兹烟草公司 | Segmented smoking article |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109132622A (en) * | 2018-09-06 | 2019-01-04 | 重庆云天化瀚恩新材料开发有限公司 | A kind of the macromolecule membrane loose winding system and application method of artificial graphite film precursor |
| CN109132622B (en) * | 2018-09-06 | 2023-09-19 | 重庆云天化瀚恩新材料开发有限公司 | Polymer Bao Mosong coil system of artificial graphite film precursor and application method |
| CN110200322A (en) * | 2019-06-05 | 2019-09-06 | 江苏中烟工业有限责任公司 | A kind of flue gas generation section generating system for constituting flue gas |
| CN113460812A (en) * | 2021-06-24 | 2021-10-01 | 湖北三江航天红阳机电有限公司 | Process method for improving drying efficiency of aerogel heat-insulating material coiled material |
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| Publication number | Publication date |
|---|---|
| CN108455340B (en) | 2023-08-04 |
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