CN113087004A - Production method of calcium carbonate in cigarette paper - Google Patents
Production method of calcium carbonate in cigarette paper Download PDFInfo
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- CN113087004A CN113087004A CN202110398952.3A CN202110398952A CN113087004A CN 113087004 A CN113087004 A CN 113087004A CN 202110398952 A CN202110398952 A CN 202110398952A CN 113087004 A CN113087004 A CN 113087004A
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- Prior art keywords
- calcium carbonate
- cigarette paper
- barrel
- communicated
- reaction kettle
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- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 title claims abstract description 126
- 229910000019 calcium carbonate Inorganic materials 0.000 title claims abstract description 63
- 235000019504 cigarettes Nutrition 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 44
- 239000013078 crystal Substances 0.000 claims abstract description 38
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 32
- 238000003763 carbonization Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 17
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000000411 inducer Substances 0.000 claims abstract description 10
- 239000003381 stabilizer Substances 0.000 claims abstract description 10
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 8
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 8
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 6
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 24
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 24
- 239000004571 lime Substances 0.000 claims description 24
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 18
- 239000000292 calcium oxide Substances 0.000 claims description 10
- 235000012255 calcium oxide Nutrition 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000000284 resting effect Effects 0.000 claims 3
- 230000003750 conditioning effect Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 11
- 238000007873 sieving Methods 0.000 description 8
- 230000035699 permeability Effects 0.000 description 7
- 239000002245 particle Substances 0.000 description 4
- 238000012216 screening Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
- C01F11/182—Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by an additive other than CaCO3-seeds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Paper (AREA)
Abstract
The invention provides a production method of calcium carbonate in cigarette paper, relates to the technical field of calcium carbonate preparation, and solves the technical problems that the process for producing light calcium carbonate in the prior art is relatively laggard, the crystal form of the produced calcium carbonate is unstable, and the crystal grain size is not uniform. The method comprises the following steps: step S0: putting a calcium hydroxide solution into a carbonization reaction kettle, introducing carbon dioxide into the carbonization reaction kettle, carrying out chemical reaction with calcium hydroxide in the carbonization reaction kettle, adding a crystal form inducer and a crystal form stabilizer into the carbonization reaction kettle in the chemical reaction process to generate a calcium carbonate solution, wherein the crystal form inducer and the crystal form stabilizer are used for maintaining the stability of the crystal form of calcium carbonate in the calcium carbonate solution.
Description
Technical Field
The invention relates to the technical field of calcium carbonate preparation, in particular to a production method of calcium carbonate in cigarette paper.
Background
The cigarette paper is a thin-leaf paper specially used for wrapping tobacco to make cigarettes, which has high requirements on paper in the domestic papermaking industry, has important influences on the combustion characteristics, sensory smoking quality, smoke release and the like of cigarettes, and provides an appearance visual effect.
At present, most of paper pulp used in the paper making of the cigarette paper depends on import, so that the paper cost is high, and the air permeability is low.
In the prior art, the process for producing the light calcium carbonate is relatively laggard, the crystal form of the produced calcium carbonate is unstable, the crystal grain size is not uniform, the calcium carbonate is easy to form sheet-shaped or point-shaped distribution in the production process of the cigarette paper, the space among fibers in the cigarette paper is easy to cover, the air permeability of the fibers which are not covered is high, the air permeability is easy to be non-uniform and unstable, the paper has thin hand feeling and poor refractive index, and the appearance of the paper is not attractive.
Disclosure of Invention
The invention aims to provide a production method of calcium carbonate in cigarette paper, which aims to solve the technical problems that the process for producing light calcium carbonate is relatively laggard, the crystal form of the produced calcium carbonate is unstable, and the crystal grain size is not uniform in the prior art. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a production method of calcium carbonate in cigarette paper, which comprises the following steps:
step S0: putting a calcium hydroxide solution into a carbonization reaction kettle, introducing carbon dioxide into the carbonization reaction kettle, carrying out chemical reaction with calcium hydroxide in the carbonization reaction kettle, adding a crystal form inducer and a crystal form stabilizer into the carbonization reaction kettle in the chemical reaction process to generate a calcium carbonate solution, wherein the crystal form inducer and the crystal form stabilizer are used for maintaining the stability of the crystal form of calcium carbonate in the calcium carbonate solution.
Optionally, step S0 is preceded by the steps of:
step S1: putting quick lime into a lime slaker, adding water into the lime slaker, and reacting with the quick lime in the lime slaker to generate a calcium hydroxide solution;
step S2: and (4) passing the calcium hydroxide solution obtained in the step (S1) through a deslagging device, a first buffer device and an adjusting device in sequence, and then introducing into the carbonization reaction kettle.
Optionally, the first buffering device comprises a first standing barrel and a first pump body, a liquid outlet of the ash melting machine is communicated with a liquid inlet of the first standing barrel, a liquid outlet of the first standing barrel is communicated with the adjusting device through a first pipeline, and the first pump body is arranged on the first pipeline.
Optionally, the adjusting device comprises an adjusting barrel and a second pump body, the liquid outlet of the first buffering device is communicated with the liquid inlet of the adjusting barrel, the liquid outlet of the adjusting barrel is communicated with the carbonization reaction kettle through a second pipeline, and the second pump body is arranged on the second pipeline.
Optionally, a temperature adjusting device is arranged on the adjusting barrel.
Optionally, still include the lime feed bin, the export of lime feed bin with the import of lime slaker is linked together, the lime feed bin is used for storing quick lime.
Optionally, the following steps are included after step S0:
step S3: and (5) introducing the calcium carbonate solution generated in the step (S0) into a second buffer device, standing for a period of time, and then performing deslagging treatment through a deslagging device to obtain a finished product.
Optionally, the second buffering device comprises a second standing barrel and a third pump body, the outlet of the carbonization reaction kettle is communicated with the inlet of the second standing barrel through a third pipeline, the outlet of the second standing barrel is communicated with the deslagging device, and the third pump body is arranged on the third pipeline.
Optionally, the deslagging device comprises a screening machine, a fourth pump body and a finished product storage tank, an inlet of the screening machine is communicated with an outlet of the second buffering device through a fourth pipeline, an outlet of the screening machine is communicated with an inlet of the finished product storage tank, and the fourth pump body is arranged on the fourth pipeline.
Optionally, the carbonization device also comprises a fan and a gas containing device, wherein the gas containing device is communicated with the carbonization reaction kettle through the fan.
According to the production method of calcium carbonate in cigarette paper, provided by the invention, in the process of chemical reaction between carbon dioxide and calcium hydroxide, the crystal form inducer and the crystal form stabilizer are added, so that the produced calcium carbonate has stable crystal form, is in a spindle structure, has uniform particle size, has channels among calcium carbonate crystal particles, cannot prevent air from passing through, ensures the uniformity and stability of the air permeability of the cigarette paper, and greatly improves the thick and soft hand feeling, the refractive index and the air permeability of the paper. The method solves the technical problems that the process for producing the light calcium carbonate is relatively laggard, the crystal form of the produced calcium carbonate is unstable, and the crystal grain size is not uniform in the prior art.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Figure 1 is a flow diagram of the structure of a method for producing calcium carbonate in cigarette paper provided by an embodiment of the present invention;
figure 2 is a process flow diagram of a method of producing calcium carbonate in cigarette paper provided by an embodiment of the present invention;
in the figure 1, a carbonization reaction kettle; 2. an ash melting machine; 3. a first standing barrel; 4. a first pump body; 5. adjusting the barrel; 6. a second pump body; 7. a lime bin; 8. a second standing barrel; 9. a third pump body; 10. screening machine; 20. a fourth pump body; 30. a finished product storage tank; 40. a fan; 50. a gas containment device; 60. slag removal equipment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
In the description of the present invention, it is to be noted that "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing and simplifying the description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.
Example 1:
the invention provides a production method of calcium carbonate in cigarette paper, which comprises the following steps:
step S1: putting the quick lime in the lime bin 7 into the lime slaker 2, adding water into the lime slaker 2, and reacting with the quick lime in the lime slaker 2 to generate a calcium hydroxide solution;
step S2: the calcium hydroxide solution obtained in the step S1 is firstly introduced into the slag removal device 60, after impurities in the calcium hydroxide solution are removed, the calcium hydroxide solution is introduced into the first standing barrel 3, the calcium hydroxide solution is allowed to stand for a period of time until the calcium hydroxide solution in the first standing barrel 3 is stabilized, the first pump body 4 is started, the calcium hydroxide solution in the first standing barrel 3 is introduced into the adjusting barrel 5, the adjusting barrel 5 is used for adjusting the temperature and the standing time of the calcium hydroxide solution, and after the calcium hydroxide solution in the adjusting barrel 5 reaches the specified process parameters, the second pump body 6 is started to allow the calcium hydroxide solution in the adjusting barrel 5 to be introduced into the carbonization reaction kettle 1;
step S0: putting the calcium hydroxide solution in the adjusting barrel 5 in the step S2 into the carbonization reaction kettle 1, then starting the fan 40, introducing the gas (carbon dioxide) contained in the gas containing device 50 into the carbonization reaction kettle 1, carrying out a chemical reaction between the introduced carbon dioxide and the calcium hydroxide in the carbonization reaction kettle 1, adding a crystal form inducer and a crystal form stabilizer into the carbonization reaction kettle 1 in the chemical reaction process to generate a calcium carbonate solution, wherein the crystal form inducer and the crystal form stabilizer are used for maintaining the stability of the calcium carbonate crystal form in the calcium carbonate solution;
step S3: and (4) allowing the calcium carbonate solution generated in the step (S0) to enter a second standing barrel 8 through a third pump body 9, standing for a period of time until the calcium carbonate solution in the second standing barrel 8 is stabilized, starting a fourth pump body 20 to allow the calcium carbonate solution in the second standing barrel 8 to enter a sieving machine 10, wherein the sieving machine 10 is used for removing impurities in the calcium carbonate solution, and finally introducing the finished product into a finished product storage tank 30.
Before step S1, preparation is required, and the condition of each device and the connection condition of each device need to be checked, and the truck is used to transport the external quicklime into the lime bin 7.
According to the production method of calcium carbonate in cigarette paper, provided by the invention, in the process of chemical reaction between carbon dioxide and calcium hydroxide, the crystal form inducer and the crystal form stabilizer are added, so that the produced calcium carbonate has stable crystal form, is in a spindle structure, has uniform particle size, has channels among calcium carbonate crystal particles, cannot prevent air from passing through, ensures the uniformity and stability of the air permeability of the cigarette paper, and greatly improves the thick and soft hand feeling, the refractive index and the air permeability of the paper. The method solves the technical problems that the process for producing the light calcium carbonate is relatively laggard, the crystal form of the produced calcium carbonate is unstable, and the crystal grain size is not uniform in the prior art.
Example 2:
as an optional implementation manner, the first buffering device includes a first standing barrel 3 and a first pump body 4, a liquid outlet of the ash melting machine 2 is communicated with a liquid inlet of the first standing barrel 3, a liquid outlet of the first standing barrel 3 is communicated with the adjusting barrel 5 through a first pipeline, and the first pump body 4 is disposed on the first pipeline. The first stewing barrel 3 is used for stewing the calcium hydroxide solution, so that the calcium hydroxide solution is stabilized, the later-stage reaction efficiency is improved, the product quality is improved, and the first pump body 4 is used for conveying the calcium hydroxide solution in the first stewing barrel 3 into the adjusting barrel 5.
As an optional implementation manner, the adjusting device includes an adjusting barrel 5 and a second pump body 6, the liquid outlet of the first standing barrel 3 is communicated with the liquid inlet of the adjusting barrel 5, the liquid outlet of the adjusting barrel 5 is communicated with the carbonization reaction kettle 1 through a second pipeline, and the second pump body 6 is disposed on the second pipeline. The adjusting barrel 5 is used for adjusting the technological parameters such as the temperature of the calcium hydroxide solution and the like, so that the calcium hydroxide solution can perform chemical reaction under the optimal technological parameters, and the product quality is improved, and the second pump body 6 is used for conveying the calcium hydroxide solution in the adjusting barrel 5 into the carbonization reaction kettle 1. The adjusting barrel 5 is provided with a temperature adjusting device which is used for adjusting the temperature of the calcium hydroxide solution.
As an optional embodiment, the lime slaker further comprises a lime bin 7, an outlet of the lime bin 7 is communicated with an inlet of the slaker 2, and the lime bin 7 is used for storing quicklime.
As an alternative embodiment, the second buffer device comprises a second standing barrel 8 and a third pump body 9, the outlet of the carbonization reaction kettle 1 is communicated with the inlet of the second standing barrel 8 through a third pipeline, the outlet of the second standing barrel 8 is communicated with the inlet of the sieving machine 10, and the third pump body 9 is arranged on the third pipeline. The second still standing barrel 8 is for still standing the calcium carbonate solution to stabilize the calcium carbonate solution, and the third pump 9 is for transferring the calcium carbonate solution in the carbonation reaction kettle 1 into the second still standing barrel 8.
As an alternative embodiment, the deslagging device includes a sieving machine 10, a fourth pump body 20 and a finished product storage tank 30, an inlet of the sieving machine 10 is communicated with an outlet of the second still standing barrel 8 through a fourth pipeline, an outlet of the sieving machine 10 is communicated with an inlet of the finished product storage tank 30, and the fourth pump body 20 is disposed on the fourth pipeline. The sieving machine 10 is used for filtering the calcium carbonate solution, removing impurities in the calcium carbonate solution, introducing the filtered calcium carbonate solution into the finished product storage tank 30, and the fourth pump body 20 is used for conveying the calcium carbonate solution in the second standing barrel 8 into the sieving machine 10.
As an optional embodiment, a fan 40 and a gas containing device 50 are further included, the gas containing device 50 is communicated with the carbonization reaction kettle 1 through the fan 40, the gas contained in the gas containing device 50 may be flue gas of a power plant, carbon dioxide in the flue gas is recycled, and the fan 40 conveys the gas in the gas containing device 50 to the carbonization reaction kettle 1.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A production method of calcium carbonate in cigarette paper is characterized by comprising the following steps:
step S0: the method comprises the steps of putting a calcium hydroxide solution into a carbonization reaction kettle (1), introducing carbon dioxide into the carbonization reaction kettle (1), carrying out chemical reaction with calcium hydroxide in the carbonization reaction kettle (1), adding a crystal form inducer and a crystal form stabilizer into the carbonization reaction kettle (1) in the chemical reaction process to generate a calcium carbonate solution, wherein the crystal form inducer and the crystal form stabilizer are used for maintaining the stability of the crystal form of calcium carbonate in the calcium carbonate solution.
2. The method of producing calcium carbonate in cigarette paper according to claim 1, characterized by comprising the following steps before step S0:
step S1: putting quick lime into a lime slaker (2), adding water into the lime slaker (2) and reacting with the quick lime in the lime slaker (2) to generate a calcium hydroxide solution;
step S2: and (3) sequentially passing the calcium hydroxide solution obtained in the step (S1) through a deslagging device (60), a first buffer device and an adjusting device, and then introducing the calcium hydroxide solution into the carbonization reaction kettle (1).
3. The production method of calcium carbonate in cigarette paper according to claim 2, characterized in that the first buffering device comprises a first resting barrel (3) and a first pump body (4), the liquid outlet of the ash melting machine (2) is communicated with the liquid inlet of the first resting barrel (3), the liquid outlet of the first resting barrel (3) is communicated with the adjusting device through a first pipeline, and the first pump body (4) is arranged on the first pipeline.
4. The production method of calcium carbonate in cigarette paper according to claim 2, wherein the adjusting device comprises an adjusting barrel (5) and a second pump body (6), the liquid outlet of the first buffer device is communicated with the liquid inlet of the adjusting barrel (5), the liquid outlet of the adjusting barrel (5) is communicated with the carbonization reaction kettle (1) through a second pipeline, and the second pump body (6) is arranged on the second pipeline.
5. The method for the production of calcium carbonate in cigarette paper according to claim 4, characterized in that the conditioning tub (5) is provided with a temperature regulating device.
6. The production method of calcium carbonate in cigarette paper according to claim 2, characterized by further comprising a lime bin (7), wherein an outlet of the lime bin (7) is communicated with an inlet of the lime slaking machine (2), and the lime bin (7) is used for storing the quick lime.
7. The method of producing calcium carbonate in cigarette paper according to claim 1, comprising the following steps after step S0:
step S3: and (5) introducing the calcium carbonate solution generated in the step (S0) into a second buffer device, standing for a period of time, and then performing deslagging treatment through a deslagging device to obtain a finished product.
8. The production method of calcium carbonate in cigarette paper according to claim 7, characterized in that the second buffering means comprises a second still standing barrel (8) and a third pump body (9), the outlet of the carbonation reaction kettle (1) is communicated with the inlet of the second still standing barrel (8) through a third pipe, the outlet of the second still standing barrel (8) is communicated with the deslagging means, and the third pump body (9) is disposed on the third pipe.
9. The production method of calcium carbonate in cigarette paper according to claim 7, characterized in that the deslagging device comprises a screen (10), a fourth pump body (20) and a finished product storage tank (30), the inlet of the screen (10) is communicated with the outlet of the second buffering device through a fourth pipeline, the outlet of the screen (10) is communicated with the inlet of the finished product storage tank (30), and the fourth pump body (20) is arranged on the fourth pipeline.
10. The method for producing calcium carbonate in cigarette paper according to claim 1, further comprising a blower (40) and a gas containing apparatus (50), the gas containing apparatus (50) being in communication with the carbonation reaction tank (1) through the blower (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110398952.3A CN113087004A (en) | 2021-04-14 | 2021-04-14 | Production method of calcium carbonate in cigarette paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110398952.3A CN113087004A (en) | 2021-04-14 | 2021-04-14 | Production method of calcium carbonate in cigarette paper |
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| Publication Number | Publication Date |
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| CN113087004A true CN113087004A (en) | 2021-07-09 |
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| CN202110398952.3A Pending CN113087004A (en) | 2021-04-14 | 2021-04-14 | Production method of calcium carbonate in cigarette paper |
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| CN1429772A (en) * | 2001-12-31 | 2003-07-16 | 纳米材料科技有限公司 | Method for preparing calcium carbonate with actual forms |
| CN101229926A (en) * | 2007-10-11 | 2008-07-30 | 河北科技大学 | Preparation method of styliform nano calcium carbonate |
| CN106219586A (en) * | 2016-08-02 | 2016-12-14 | 王延军 | A kind of be raw material production nanometer grade calcium carbonate with carbide slag device and method |
| CN108439449A (en) * | 2018-05-29 | 2018-08-24 | 陕西师范大学 | A method of efficiently preparing micron order fusiform calcium carbonate |
| CN108975372A (en) * | 2018-07-12 | 2018-12-11 | 广西华纳新材料科技有限公司 | A kind of preparation method of spindle winnofil |
| CN109292806A (en) * | 2018-11-09 | 2019-02-01 | 长沙万荣粉体设备科技有限公司 | A kind of calcium carbonate slurry process and treat system and method |
| CN109824077A (en) * | 2019-03-11 | 2019-05-31 | 广西大学 | Spherical calcium carbonate and preparation method thereof |
-
2021
- 2021-04-14 CN CN202110398952.3A patent/CN113087004A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1429772A (en) * | 2001-12-31 | 2003-07-16 | 纳米材料科技有限公司 | Method for preparing calcium carbonate with actual forms |
| CN101229926A (en) * | 2007-10-11 | 2008-07-30 | 河北科技大学 | Preparation method of styliform nano calcium carbonate |
| CN106219586A (en) * | 2016-08-02 | 2016-12-14 | 王延军 | A kind of be raw material production nanometer grade calcium carbonate with carbide slag device and method |
| CN108439449A (en) * | 2018-05-29 | 2018-08-24 | 陕西师范大学 | A method of efficiently preparing micron order fusiform calcium carbonate |
| CN108975372A (en) * | 2018-07-12 | 2018-12-11 | 广西华纳新材料科技有限公司 | A kind of preparation method of spindle winnofil |
| CN109292806A (en) * | 2018-11-09 | 2019-02-01 | 长沙万荣粉体设备科技有限公司 | A kind of calcium carbonate slurry process and treat system and method |
| CN109824077A (en) * | 2019-03-11 | 2019-05-31 | 广西大学 | Spherical calcium carbonate and preparation method thereof |
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