CN110754680B - High-tensile strength homogenized tobacco sheet and preparation system and preparation method thereof - Google Patents
High-tensile strength homogenized tobacco sheet and preparation system and preparation method thereof Download PDFInfo
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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 relates to a system for preparing homogenized tobacco sheets with high tensile strength, which comprises a pulp flowing device and a pulp spreading device, wherein the pulp flowing device is arranged above the pulp spreading device, the pulp flowing device comprises at least two pulp flowing boxes, the pulp flowing boxes are sequentially arranged from high to low and are fixedly connected through a supporting frame, each pulp flowing box is provided with a feeding port and a discharging port, the pulp spreading device comprises a pulp distribution box, the pulp flowing device is fixedly connected with the pulp distribution box through the supporting frame, and the pulp distribution box is provided with a pulp flowing port. The system provided by the invention can improve the tensile strength of the prepared tobacco sheets, reduce the occurrence of breakage of the tobacco sheets in the subsequent processing process and improve the effective utilization rate of the tobacco sheets.
Description
Technical Field
The invention relates to the field of novel tobacco products, in particular to a high-tensile-strength homogenized tobacco sheet and a preparation system and a preparation method thereof.
Background
The new tobacco products are of many types compared to the traditional cigarette products, and the technological innovation is continuously developed and correspondingly increased. At present, electronic atomized cigarettes, heating non-combustible cigarettes, buccal cigarettes and snuff are mainly available worldwide. Novel tobacco product characteristics: firstly, no combustion is needed; secondly, nicotine can be provided, and the physiological needs of consumers can be met to a certain extent; and thirdly, the amount of the tar is less. The tobacco sheet is used as an important component of a novel tobacco product, and is a sheet or filiform regenerated product prepared by using waste tobacco materials such as tobacco powder, tobacco stems, tobacco shreds and the like in the cigarette making process as raw materials and used as a cigarette filler. The proper amount of tobacco sheets are added into the cigarettes, so that on one hand, the tobacco leaf raw materials can be saved to the maximum extent, and the cigarette cost is effectively reduced; on the other hand, the physical properties and chemical components of the cigarette can be adjusted and improved to a certain extent according to the will or requirements of people, thereby being beneficial to improving the internal quality of the cigarette and being an important technical measure for reducing and improving the harmful components of the tobacco. Therefore, the application and development of the reconstituted tobacco have huge social and economic benefits.
The physical properties of the tobacco sheets prepared by the thick pulp method are generally deviated from those of the traditional paper making method, so that the tobacco sheets prepared by the method have more phenomena of broken filaments, breakage and the like in the subsequent shredding process, and the effective utilization rate of the sheets is low.
Disclosure of Invention
In view of the above, there is a need to improve the existing tobacco sheet production methods in the market, and to provide a high tensile strength homogenized tobacco sheet, and a production system and a production method thereof.
The utility model provides a system for be used for preparing high tensile strength homogenization tobacco thin slice, includes the head of flow device and spreads the thick liquid device, the head of flow device set up in spread the top of thick liquid device, the head of flow device includes two at least head boxes, arrange in proper order and pass through support frame fixed connection from high to low between the head box, the head box is provided with feed inlet and discharge gate, spread the thick liquid device and include the cloth thick liquid case, the head of flow device passes through the support frame with cloth thick liquid case fixed connection, the cloth thick liquid case is provided with the head of flow mouth.
In one embodiment, the headbox is further provided with an adjustment member for adjusting the width of the headbox.
In one embodiment, the distribution box is further provided with a distribution buffer plate for buffering the slurry flowing out of the slurry flowing device and guiding the slurry to the slurry flowing opening.
In one embodiment, the discharge opening of the headbox is a circular hole distributed in the lower part of the headbox, the diameter of the circular hole being 2mm-20 mm.
In one embodiment, the discharge opening of the headbox is a strip-like opening arranged in the lower part of the headbox, the width of the strip-like opening being 5mm-100 mm.
In one embodiment, the headbox comprises a plurality of headboxes.
In one embodiment, the slurry spreading device further comprises a bearing surface with a permanent magnet or an electromagnetic device, the bearing surface is used for bearing the slurry flowing out of the head flow opening, the distance between the bearing surface and the head flow opening is 0.2-2.5mm, the distance between the bearing surface and the head flow opening can be adjusted, and the magnetic induction medium in the slurry spread on the bearing surface can be subjected to directional treatment.
The invention also provides a preparation method of the homogenized tobacco sheet with high tensile strength, which comprises the following steps:
(1) selecting wood pulp fibers, preparing original fiber pulp according to the mass concentration of 0.5-3%, and pulping the original fiber pulp according to the beating degree of 30-60 DEG SR to obtain the wood pulp fiber pulp with the brooming rate of 50-80% and the length-width ratio of 70-150 times;
(2) stirring a mixture of 30-85 parts of tobacco particles, 100-300 parts of wood pulp fiber pulp, 3-5 parts of an adhesive, 10-25 parts of a humectant, 1-2 parts of a pH regulator, 3-10 parts of tobacco flavor and fragrance and 150-400 parts of water at a high speed to obtain homogenized slurry;
(3) subjecting the homogenized slurry to at least two passes;
(4) and casting and drying the homogenized slurry after the pulp flowing to obtain the tobacco sheet.
In one embodiment, the wood pulp fibers are softwood pulp fibers having a freeness of 50 ° SR, resulting in a wood pulp fiber pulp having a brookfield percent of 70% and an aspect ratio of 140.
In one embodiment, the tobacco particles are one or a combination of any of tobacco leaves, tobacco stems, tobacco sticks and tobacco powder.
In one embodiment, the adhesive is one or a combination of any several of hydroxypropyl methylcellulose, carboxymethyl cellulose, sodium carboxymethyl cellulose, chitosan and guar gum.
In one embodiment, the pH regulator is one or a combination of any of phosphoric acid, citric acid and tartaric acid.
In one embodiment, the mixture in the step (2) further comprises 3-5 parts of induction medium.
In one embodiment, the inductive media includes, but is not limited to, one or a combination of any of iron, iron alloys, iron oxides, nickel alloys, and nickel oxides. In one embodiment, the sensing medium is in the shape of any one of a sheet, a sphere and an irregular particle, and has an average diameter of 0.2 to 0.5 mm.
In one embodiment, the flow-through process in step (3) is performed using the system described previously.
The present invention also provides a high tensile strength homogenized tobacco sheet prepared by the steps of the method of any of the above examples.
The beneficial effects of the invention are as follows: according to the high-tensile-strength homogenized tobacco sheets prepared by the method on the preparation equipment, the pulp can be subjected to multiple times of flow passing, and the arrangement orientation of fibers in the pulp in the longitudinal direction is obviously improved. The transverse arrangement orientation of the fibers in the tobacco sheet is obviously improved by controlling the beating degree, the brooming rate and the length-width ratio of the wood pulp fibers. The tobacco sheet prepared by the method has high tensile strength, the occurrence of breakage of the tobacco sheet in the subsequent processing process is greatly reduced, and the effective utilization rate of the tobacco sheet is improved.
Drawings
FIG. 1 is a schematic diagram of the construction of a system for making high tensile strength homogenized tobacco sheet according to one embodiment;
figure 2 is a flow chart of a method of making a high tensile strength homogenized tobacco sheet according to one embodiment.
In fig. 1, reference numerals are illustrated as follows:
110-a headbox;
120-a slurry spreading device;
111-a feed port;
112-first headbox;
112' -last headbox;
113-a support frame;
1121-first stage discharge port;
1121' -final stage discharge port;
121-slurry distribution box;
1211-pulp distribution buffer plate;
1212-a head hole;
122-bearing surface.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a pulp flowing system for preparing homogenized tobacco sheets with high tensile strength, which includes a pulp flowing device 110 and a pulp spreading device 120, where the pulp flowing device 110 is disposed above the pulp spreading device 120, the pulp flowing device 110 includes at least two pulp flowing boxes (i.e., at least a first pulp flowing box 112 and a last pulp flowing box 112 '), the pulp flowing boxes are arranged in sequence from top to bottom and fixedly connected through a support frame 113, the pulp flowing boxes are provided with a feed port 111 and a discharge port (e.g., a first-stage discharge port 1121 or a last-stage discharge port 1121'), the pulp spreading device 120 includes a pulp distribution box 121, the pulp flowing device 110 is fixedly connected with the pulp distribution box 121 through the support frame 113, and the pulp distribution box 121 is provided with a pulp port 1212. As an alternative embodiment, the first headbox is a cylindrical box. As another alternative, the second headbox is a square chute. As yet another alternative, the last headbox is a square chute. Preferably, the bottom of the square chute is extended to form a final discharge hole 1121' with a circular hole shape in diameter.
In one embodiment, the slurry enters the slurry flowing device 110 through the feed inlet 111, first enters the first headbox 112, flows out through the first stage discharge 1121, enters the next headbox, finally enters the last headbox 112 ', flows out through the last stage discharge 1121', enters the distribution box 121, flows out through the distribution buffer plate 1211 and the head opening 1212 in sequence, and finally spreads on the receiving surface 122. Optionally, the receiving surface 122 is relatively movable in the slurry distribution box 121, for example, the movement frequency of the receiving surface is 1m/min-10m/min, preferably 5 m/min. Specifically, the bearing surface 11 may be a flat alloy steel belt or a transmission belt made of a temperature-resistant polymer material. Specifically, the homogenized slurry is cast and dried to form a tobacco sheet. Further, after the homogenized slurry is also dried, conditioned, stripped and secondarily dried, there may preferably be an adjusting unit 1213 in the headbox 121, which adjusting unit 1213 may adjust the width of the headbox 1212 to control the thickness of the final formed tobacco sheet. Preferably, the thickness of the final formed tobacco sheet is controlled to 0.2 mm.
In one embodiment, the slurry distribution box is further provided with a slurry distribution buffer plate 1211, and the slurry distribution buffer plate 1211 is used for buffering the slurry flowing out of the slurry flowing device 110 and guiding the slurry to the slurry outlet 1212. In one embodiment, the discharge opening of the headbox is a circular hole distributed in the lower part of the headbox, the diameter of the circular hole being 2mm-20mm, preferably 5 mm. In another embodiment, the discharge opening of the headbox is a strip-like opening arranged in the lower part of the headbox, the width of the strip-like opening being 2mm-20 mm. In one embodiment, the headbox device 110 includes three headboxes.
In one embodiment, the slurry spreading device 120 further comprises a receiving surface 122 with a permanent magnet or an electromagnetic device, the distance between the receiving surface 122 and the head opening 1212 is between 0.2mm and 2.5mm, and the distance between the two can be adjusted, and the receiving surface 122 is used for receiving the slurry flowing out from the head opening 1212 and performing directional processing on a magnetic induction medium in the slurry. Preferably, the magnetic field strength is controlled to be 2500 gauss to 4000 gauss. The induction medium can be uniformly distributed in the tobacco sheet structure through the embodiment, so that the prepared tobacco sheet can quickly and uniformly induce external wireless energy.
In one embodiment, a method of making a high tensile strength homogenized tobacco sheet is provided, as follows, with reference to FIG. 2:
wherein: the amounts of the components in the following steps are mass ratios.
Step S110, (1) selecting wood pulp fibers, preparing original fiber pulp according to the mass concentration of 0.5-3%, and pulping the original fiber pulp according to the beating degree of 30-60 DEG SR to obtain the wood pulp fiber pulp with the brooming rate of 50-80% and the length-width ratio of 70-150 times;
step S120, (2) stirring a mixture of 30-85 parts of tobacco particles, 100-300 parts of wood pulp fiber pulp, 3-5 parts of an adhesive, 10-25 parts of a humectant, 1-2 parts of a pH regulator, 3-10 parts of tobacco flavor and fragrance and 150-400 parts of water at a high speed to obtain homogenized slurry;
step S130, (3) performing at least two passes of the homogenized slurry.
And step S140, (4) casting and drying the homogenized slurry after flowing to obtain the tobacco sheet.
In one embodiment, the wood pulp fibers are softwood pulp fibers having a freeness of 50 ° SR, resulting in a wood pulp fiber pulp having a brookfield percent of 70% and an aspect ratio of 140.
Optionally, the tobacco particles are one or a combination of any several of tobacco leaves, tobacco stems, tobacco sticks and tobacco powder. Optionally, the adhesive is one or a combination of any of hydroxypropyl methylcellulose, carboxymethyl cellulose, sodium carboxymethyl cellulose, chitosan, guar gum. Optionally, the humectant is one or a combination of any of glycerol, diethylene glycol, propylene glycol, sorbitol and honey. Optionally, the pH regulator is one or a combination of any of phosphoric acid, citric acid and tartaric acid.
In one embodiment, the mixture in the step (2) further comprises 3-5 parts of induction medium. Specifically, the induction medium comprises one or a combination of any of iron, iron alloy, iron oxide, nickel alloy and nickel oxide. Specifically, the shape of the induction medium is any one of a sheet shape, a spherical shape and an irregular granular shape, and the average diameter is 0.2-0.5 mm.
Optionally, the flow-up process of step (3) is performed using the flow-up system described previously.
The present application also provides a high tensile strength homogenized tobacco sheet made by the steps of the method of any of the above examples.
Preferred embodiment 1
Preparing a tobacco sheet by a pulp flowing system shown in figure 1 and a preparation method shown in figure 2, (1) selecting 5 parts of softwood pulp fibers to disperse and prepare fiber pulp according to the mass concentration of 2.5%, and then pulping the fibers to control the beating degree of the wood pulp fibers to be 50 DEG SR, the brooming rate to be 70% and the length-width ratio to be 140.
(2) 80 parts of tobacco raw material, 240 parts of wood pulp fiber pulp, 3 parts of adhesive, 20 parts of humectant, 2 parts of pH regulator, 5 parts of tobacco flavor and fragrance, 3 parts of induction medium and 200 parts of water are mixed and stirred at high speed until the mixture is uniform to obtain homogenized pulp, wherein the stirring speed is controlled at 1000r/min, and the stirring time is 80 min.
(3) The homogenized slurry is transferred to the pulp flow system shown in fig. 1 through the feed opening, the pulp flow device is divided into two stages, the first pulp flow box 112 is a cylindrical box body, the first discharge opening 1121 of the first pulp flow box 112 is a row of horizontally uniformly distributed circular holes with the diameter of 5mm, and the homogenized slurry flows out of the first discharge opening and enters the second pulp flow box, namely the last pulp flow box 112' in the embodiment. The last headbox 112 ' is in the shape of a square trough, the square trough extends to form a final-stage discharge hole 1121 ', the final-stage discharge hole 1121 ' is a row of horizontally-distributed circular holes, the diameter of each circular hole is 5mm, homogenized slurry is transferred into the slurry distribution box 121 through a secondary discharge hole to obtain homogenized slurry, and the homogenized slurry flows out to the bearing surface 122 in uniform motion through a slurry outlet 1212. Wherein, the movement frequency of the bearing surface 122 is 5 m/min.
(4) The homogenized slurry on the bearing surface 122 is cast and dried to obtain a tobacco sheet, and the thickness of the tobacco sheet is controlled to be 0.2 mm.
The technical effect of the present invention will be described below in conjunction with a comparison of a specific comparative example with preferred embodiment 1.
Comparative example 1
Remarking: the amounts of the components in the following steps are mass ratios.
(1) 5 parts of softwood pulp fibers are selected to be dispersed and prepared into fiber pulp according to the mass concentration of 2.5%, then the fibers are pulped, the beating degree of the wood pulp fibers is controlled to be 80 DEG SR, the fibrillation rate is 70%, and the length-width ratio is 140.
(2) 80 parts of tobacco raw material, 240 parts of wood pulp fiber pulp, 3 parts of adhesive, 20 parts of humectant, 2 parts of pH regulator, 5 parts of tobacco flavor and fragrance and 200 parts of water are mixed and then stirred at high speed until the mixture is uniform to obtain homogenized pulp, wherein the stirring speed is controlled at 1000r/min, and the stirring time is 80 min.
(3) The homogenized slurry is transferred to the pulp flow system shown in fig. 1 through the feed opening, the pulp flow device is divided into two stages, the first head box 112 is a cylindrical box body, the first discharge opening 1121 of the first head box 112 is a row of horizontally uniformly distributed circular holes with the diameter of 5mm, and the homogenized slurry flows out of the first discharge opening and enters the second head box, namely the last head box 112' in the embodiment. The last headbox 112 ' is in the shape of a square trough, the square trough extends to form a final-stage discharge hole 1121 ', the final-stage discharge hole 1121 ' is a row of horizontally-distributed circular holes, the diameter of each circular hole is 5mm, homogenized slurry is transferred into the slurry distribution box 121 through a secondary discharge hole to obtain homogenized slurry, and the homogenized slurry flows out to the bearing surface 122 in uniform motion through a slurry outlet 1212. Wherein, the movement frequency of the bearing surface 122 is 5 m/min.
(4) The homogenized slurry on the bearing surface 122 is cast and dried to obtain a tobacco sheet, and the thickness of the tobacco sheet is controlled to be 0.2 mm.
Comparative example 2
Remarking: the amounts of the components in the following steps are mass ratios.
(1) 5 parts of softwood pulp fibers are selected to be dispersed and prepared into fiber pulp according to the mass concentration of 2.5%, then the fibers are pulped, the beating degree of the wood pulp fibers is controlled to be 50 DEG SR, the fibrillation rate is 20%, and the length-width ratio is 140.
(2) 80 parts of tobacco raw material, 240 parts of wood pulp fiber pulp, 3 parts of adhesive, 20 parts of humectant, 2 parts of pH regulator, 5 parts of tobacco flavor and fragrance and 200 parts of water are mixed and then stirred at high speed until the mixture is uniform to obtain homogenized pulp, wherein the stirring speed is controlled at 1000r/min, and the stirring time is 80 min.
(3) The homogenized slurry is transferred to the pulp flow system shown in fig. 1 through the feed opening, the pulp flow device is divided into two stages, the first head box 112 is a cylindrical box body, the first discharge opening 1121 of the first head box 112 is a row of horizontally uniformly distributed circular holes with the diameter of 5mm, and the homogenized slurry flows out of the first discharge opening and enters the second head box, namely the last head box 112' in the embodiment. The last headbox 112 ' is in the shape of a square trough, the square trough extends to form a final-stage discharge hole 1121 ', the final-stage discharge hole 1121 ' is a row of horizontally-distributed circular holes, the diameter of each circular hole is 5mm, homogenized slurry is transferred into the slurry distribution box 121 through a secondary discharge hole to obtain homogenized slurry, and the homogenized slurry flows out to the bearing surface 122 in uniform motion through a slurry outlet 1212. Wherein, the movement frequency of the bearing surface 122 is 5 m/min.
(4) The homogenized slurry on the bearing surface 122 is cast and dried to obtain a tobacco sheet, and the thickness of the tobacco sheet is controlled to be 0.2 mm.
Comparative example 3
Remarking: the amounts of the components in the following steps are mass ratios.
(1) 5 parts of softwood pulp fibers are selected to be dispersed and prepared into fiber pulp according to the mass concentration of 2.5%, then the fibers are pulped, the beating degree of the wood pulp fibers is controlled to be 50 DEG SR, the fibrillation rate is 70%, and the length-width ratio is 140.
(2) 80 parts of tobacco raw material, 240 parts of wood pulp fiber pulp, 3 parts of adhesive, 20 parts of humectant, 2 parts of pH regulator, 5 parts of tobacco flavor and fragrance and 200 parts of water are mixed and then stirred at high speed until the mixture is uniform to obtain homogenized pulp, wherein the stirring speed is controlled at 1000r/min, and the stirring time is 80 min.
(3) And (3) directly transferring the homogenized slurry to a slurry distribution box through a feed inlet and then transferring the homogenized slurry to a receiving object, wherein the movement frequency of the receiving object is 5m/min, and the tobacco sheet is obtained after drying in an oven, and the thickness of the sheet is controlled to be 0.2 mm.
TABLE 1
As shown in table 1, comparing preferred embodiment 1 with comparative example 3, it can be seen that the machine direction tensile strength and elongation at break of the sheet prepared by preferred embodiment 1 using the inventive headbox system are significantly better than those of comparative example 3 without the inventive headbox system under otherwise identical conditions. Comparing preferred example 1 and comparative example 1, it can be seen that the longitudinal tensile strength and elongation at break of the prepared sheet are superior when the freeness is controlled at 50 ° SR to 80 ° SR under the same other conditions, and that the longitudinal tensile strength and elongation at break of the prepared sheet are superior when the brooming rate is controlled at 70% to 20% under the same other conditions.
According to the tobacco sheet prepared by the method, pulp can be discharged for multiple times, and the arrangement orientation of fibers in the pulp in the longitudinal direction is obviously improved. The transverse arrangement orientation of the fibers in the tobacco sheet is obviously improved by controlling the beating degree, the brooming rate and the length-width ratio of the wood pulp fibers. The tobacco sheet prepared by the method has high tensile strength, the occurrence of breakage of the tobacco sheet in the subsequent processing process is greatly reduced, and the effective utilization rate of the tobacco sheet is improved.
The above are only preferred embodiments of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be construed as the protection scope of the present invention.
Claims (12)
1. A preparation method of homogenized tobacco sheets with high tensile strength is characterized in that a system for preparing homogenized tobacco sheets with high tensile strength is used, the system for preparing homogenized tobacco sheets with high tensile strength comprises a pulp flowing device and a pulp spreading device, the pulp flowing device is arranged above the pulp spreading device, the pulp flowing device comprises at least two pulp flowing boxes, the pulp flowing boxes are sequentially arranged from high to low and fixedly connected through a supporting frame, the pulp flowing boxes are provided with a feeding port and a discharging port, the pulp spreading device comprises a pulp distributing box, the pulp flowing device is fixedly connected with the pulp distributing box through the supporting frame, and the pulp distributing box is provided with a pulp flowing port;
the slurry spreading device also comprises a bearing surface with a permanent magnet or an electromagnetic device, the distance between the bearing surface and the head flow opening is 0.2-2.5mm, the distance between the bearing surface and the head flow opening can be adjusted, and the bearing surface is used for bearing the slurry flowing out of the head flow opening and carrying out directional treatment on a magnetic induction medium in the slurry;
the pulp distribution box is also provided with a pulp distribution buffer plate, and the pulp distribution buffer plate is used for buffering the pulp flowing out of the pulp flowing device and guiding the pulp to the pulp flowing port;
the preparation method comprises the following steps: (1) selecting wood pulp fibers, preparing original fiber pulp according to the mass concentration of 0.5-3%, and pulping the original fiber pulp according to the pulping degree of 30-60 DEG SR to obtain the wood pulp fiber pulp with the brooming rate of 50-80% and the length-width ratio of 70-150 times; (2) stirring a mixture of 30-85 parts of tobacco particles, 100-300 parts of wood pulp fiber pulp, 3-5 parts of adhesive, 10-25 parts of humectant, 1-2 parts of pH regulator, 3-10 parts of tobacco flavor and fragrance and 150-400 parts of water at a high speed to obtain homogenized slurry; (3) subjecting the homogenized slurry to at least two passes; (4) casting and drying the homogenized slurry after flowing to obtain a tobacco sheet;
the wood pulp fibers are softwood pulp fibers, the beating degree of the softwood pulp fibers is 50-degree SR, and the wood pulp fiber pulp with the brooming rate of 70% and the length-width ratio of 140 times is obtained.
2. The method of claim 1, wherein the headbox is further provided with an adjustment member for adjusting the width of the headbox.
3. The preparation method according to claim 1, wherein the discharge hole of the head box is a circular hole uniformly distributed at the lower part of the head box, and the diameter of the circular hole is 2mm-20 mm.
4. The preparation method according to claim 1, wherein the discharge port of the head box is a strip-shaped opening arranged at the lower part of the head box, and the width of the strip-shaped opening is 5mm-100 mm.
5. The preparation method according to claim 1, wherein the tobacco particles are one or a combination of any of tobacco leaves, tobacco stems, tobacco sticks and tobacco powder.
6. The preparation method of claim 1, wherein the adhesive is one or a combination of any of hydroxypropyl methylcellulose, carboxymethyl cellulose, sodium carboxymethyl cellulose, chitosan and guar gum.
7. The method of claim 1, wherein the humectant is one or a combination of any of glycerin, diethylene glycol, propylene glycol, sorbitol, and honey.
8. The preparation method of claim 1, wherein the pH regulator is one or a combination of any of phosphoric acid, citric acid and tartaric acid.
9. The method of claim 1, wherein the mixture of step (2) further comprises 3 to 5 parts of a sensing medium.
10. The method of claim 9, wherein the inductive medium comprises one or a combination of any of iron, iron alloy, iron oxide, nickel alloy, and nickel oxide.
11. The method of claim 10, wherein the inductive medium has a shape of any one of a sheet, a sphere, and an irregular particle, and has an average diameter of 0.2mm to 0.5 mm.
12. A high tensile strength homogenized tobacco sheet prepared by the method of any of claims 1-11.
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| CN201911069376.7A CN110754680B (en) | 2019-11-05 | 2019-11-05 | High-tensile strength homogenized tobacco sheet and preparation system and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3979254A (en) * | 1973-04-06 | 1976-09-07 | Armstrong Cork Company | Secondary headbox for overlay application in board formation |
| CN205347876U (en) * | 2015-12-15 | 2016-06-29 | 江苏大利节能科技股份有限公司 | Head box |
| CN107087817A (en) * | 2014-05-21 | 2017-08-25 | 菲利普莫里斯生产公司 | Can sensing heating tobacco product |
| CN109463795A (en) * | 2018-11-30 | 2019-03-15 | 安徽中烟工业有限责任公司 | A kind of fragrant Matrix formulation procedure of extrusion forming smoke production for induction heating |
| CN209185726U (en) * | 2018-11-13 | 2019-08-02 | 云南中烟再造烟叶有限责任公司 | A kind of Novel reconstructed tobacco leaf multilayer inclined-wire form system |
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2019
- 2019-11-05 CN CN201911069376.7A patent/CN110754680B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3979254A (en) * | 1973-04-06 | 1976-09-07 | Armstrong Cork Company | Secondary headbox for overlay application in board formation |
| CN107087817A (en) * | 2014-05-21 | 2017-08-25 | 菲利普莫里斯生产公司 | Can sensing heating tobacco product |
| CN205347876U (en) * | 2015-12-15 | 2016-06-29 | 江苏大利节能科技股份有限公司 | Head box |
| CN209185726U (en) * | 2018-11-13 | 2019-08-02 | 云南中烟再造烟叶有限责任公司 | A kind of Novel reconstructed tobacco leaf multilayer inclined-wire form system |
| CN109463795A (en) * | 2018-11-30 | 2019-03-15 | 安徽中烟工业有限责任公司 | A kind of fragrant Matrix formulation procedure of extrusion forming smoke production for induction heating |
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