CN102318895A - Method for preparing tobacco sheets through tobacco waste materials by papermaking method - Google Patents
Method for preparing tobacco sheets through tobacco waste materials by papermaking method Download PDFInfo
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- CN102318895A CN102318895A CN201110263666A CN201110263666A CN102318895A CN 102318895 A CN102318895 A CN 102318895A CN 201110263666 A CN201110263666 A CN 201110263666A CN 201110263666 A CN201110263666 A CN 201110263666A CN 102318895 A CN102318895 A CN 102318895A
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Abstract
The invention provides a method for preparing tobacco sheets through tobacco waste materials by a papermaking method, which comprises the following steps of: respectively soaking tobacco powder and mixtures of washed tobacco stems and crumbled tobacco leaves into water, carrying out extraction, respectively obtaining solid tobacco stems, tobacco leaf mixtures, solid smoke powder and two kinds of extraction liquid through solid and liquid separation, and combining two kinds of extraction liquid; regulating the tobacco stem and tobacco leaf mixtures obtained through extraction into the material concentration being 15 to 30 percent, and then carrying out defibering; regulating the defibered materials into the concentration being 6 to 12 percent and carrying out pulping treatment; diluting the solid smoke powder and the pulped pulp materials to the required concentration after mixing, and making the materials into substrates by a papermaking method after sieving; and concentrating the combined extraction liquid, using the concentrated extraction liquid as coating liquid to be coated on the substrates, and drying and cutting the substrates into tobacco sheet products. The preparation method provided by the invention has the advantages that the damage to material tissue structures in the preparation process is effectively reduced, the physical performance of the tobacco sheets is improved, the yield is high, and the energy consumption is low.
Description
Technical field
The present invention relates to the production of reconstituted tobacoo in the tobacco industry, be specifically related to utilize cigarette material discarded object to prepare the method for reconstituted tobacoo with paper process.
Background technology
Reconstituted tobacoo is claimed reconstituted tobacco again, is that to utilize the discarded object (comprising offal, offal and crumbled tobacco) that produces in the cigarette process be raw material, handles through different processing methods, is prepared into the thin slice that approaches tobacco leaf, and these thin slices can be used further to the production of cigarette.Utilize cigarette material discarded object to produce reconstituted tobacoo, can maximally utilise tobacco material on the one hand, reduce the consumption of raw materials of tobacco business, thereby reduce cost; Can pass through the people for a change physical arrangement and the chemical composition of thin slice on the other hand, thereby improve the quality of tobacco product.Therefore, the development reconstituted tobacoo has realistic meaning for tobacco industry.
The production technology of reconstituted tobacoo mainly contains roll-in method, thick slurry method and paper process.Density is little because of having for the reconstituted tobacoo that paper process is produced, the filling value is high, pliability is good with anti-processability, becomes a rate height, have good burning performance, releasing content of coke tar is low; And advantage such as the plasticity of product is strong, become the important channel of tobacco material waste ' s reclamation.
In the production process of tobacco sheets by paper making method; Generally be first with cigarette material discarded object water or solvent soakings such as offal, crumbled tobacco and offals, with DDGS in the material and insoluble matter extract and separate, insoluble matter is pulled an oar; On paper machine, manufacture paper with pulp and make substrate; And the DDGS process concentrates the reinforced coating that makes, and adopts the mode of coating to be coated on the substrate, and substrate cuts into reconstituted tobacoo through super-dry, branch.Making beating for the insoluble matter that obtains after the extraction of cigarette material discarded objects such as offal, tobacco leaf and offal is handled, and is an important technical links in the tobacco sheets by paper making method production process.At present; Generally be to take low concentration making beating to handle (material concentration during making beating < 5%) to insoluble matter; Or high consistency refining (material concentration during defibrination>15%), the beating degree of handling the back material is transported to paper machine again and manufactures paper with pulp and become substrate generally between 30oSR～50oSR.Because cigarette material discarded object fiber is short and small, heteroproteose cell content is high, serious cut-out and destruction that the low concentration making beating has caused fiber and heteroproteose cell; Handle fines content height in the material of back, material loss is big, causes yield lower; Tab strength is relatively poor, and the filling value is low, and the pulping process energy consumption is high.And if take high consistency refining, make slurry satisfy the required beating degree of paper machine, exist equipment investment big again, shortcomings such as energy consumption height.On the other hand, tiny offal and offal, tobacco leaf are mixed immersion, extraction, making beating, then brought material to concentrate problems such as difficulty and offal loss be serious.
Summary of the invention
The objective of the invention is to overcome existing preparation technology's shortcoming, provide a kind of cigarette material discarded object that utilizes to prepare the method for reconstituted tobacoo with paper process, this method energy consumption is low, yield is high, can improve the reconstituted tobacoo physical property.
The object of the invention is realized through following technical scheme:
(1) offal after will washing, crumbled tobacco mix, and in 20 ℃～35 ℃ water, soak 1 hour～3 hours, and extraction through Separation of Solid and Liquid, obtains the solid-phase mixture and the extract of offal, crumbled tobacco; Offal was soaked 1 hour～3 hours in 40 ℃～80 ℃ water, and extraction through Separation of Solid and Liquid, obtains solid phase offal and extract;
(2) regulate mass concentration to 15%～30% of above-mentioned solid phase mixture, carry out then that height is dense discongests, obtain discongesting material afterwards;
(3) regulate mass concentration to 6%～12% of discongesting the back material, carry out medium consistency refining, obtain the disposed slurry of pulling an oar;
(4) the said solid phase offal of step (1) is mixed with the making beating disposed slurry, being diluted to mass concentration again is 0.3%～1.0%, screens then, is very starched and screenings; Good slurry adopts paper process to manufacture paper with pulp becomes substrate;
(5) the resulting two kinds of extracts of combining step (1) Separation of Solid and Liquid concentrate to such an extent that be coated with feed liquid; Be coated with feed liquid and coat on the said substrate, again through dry, cut and promptly obtain reconstituted tobacoo.
For further realizing the object of the invention, the said solid-phase mixture of regulating step (2) to mass concentration is 20%～25%.
The said beating degree of discongesting the back material is 10oSR～15oSR.
Further, regulate said mass concentration to 8%～10% of discongesting the back material.
The beating degree of said making beating disposed slurry is 20oSR～30oSR, and control mill district pressure is 0.3MPa～0.6MPa during making beating, and in pulping process, keeps constant.
Said mill district pressure is through regulation of hydraulic system, again through the pressure sensor inductive transfer.
Further, the said screenings of step (4) carries out high dense the discongesting and step (3) medium consistency refining of step (2) successively with after the solid-phase mixture of step (1) mixes.
Pressurized screen is adopted in said step (4) screening, and pressurized screen is specially hole sizer or slotted screen, and the sieve diameter of hole sizer is 1 mm～1.5mm, and the sieve seam of slotted screen is wide to be 0.3mm～0.5mm.
Prepared its physical property of reconstituted tobacoo of the present invention is: quantitative 60g/m2～90g/m2, and thickness 0.2mm, tensile index 6Nm/g～10Nm/g, the filling value is 4cm
3/ g～8cm
3/ g.
Compare with prior art, the present invention has following advantage:
(1) the present invention adopts high dense discongesting with medium consistency refining that material is handled, and is main with the rubbing action between the material fiber all, and the work to fiber in processing procedure act as the master in order to fibrillating (comprising interior detail fibrillatable and outside fibrillating).Compare with traditional low concentration making beating, effectively reduced the suffered cutting action of fiber, strengthened the fibrillating effect, kept fibre length, help improving the physical property of reconstituted tobacoo.On the other hand; Be decomposed into the material that fibre bundle etc. disperses because high dense effect of discongesting is offal, the tobacco leaf with the swollen that absorbs water, the energy that is consumed is lower, and medium consistency refining has obvious energy-saving effect; Therefore, method of the present invention effectively reduces the energy consumption that material prepares process;
(2) the present invention adopts high dense discongesting and medium consistency refining, has effectively kept fibre length, has reduced tiny components contents in the processing disposed slurry; On the other hand; Tiny offal is after hot-water soak, extraction; Handle without making beating, but mixes through extraction, high dense slurry of discongesting after handling with medium consistency refining, dilute with offal, tobacco leaf; Manufacturing paper with pulp through paper machine becomes substrate, thereby has avoided offal in pulping process, to become more tiny and strengthen turnover rate.Therefore improve the yield that reconstituted tobacoo prepares process, improved offal and filler retention on the net, improved the gas porosity of reconstituted tobacoo simultaneously;
(3) the present invention is owing to adopted offal not pull an oar; Offal, tobacco leaf carry out the high dense preparation method who combines with medium consistency refining that discongests; Compare with traditional low consistency pulping, can save preparation process energy consumption more than 15%, compare with high consistency refining; Can save energy consumption more than 20%, the physical property of thin slice can improve more than 10% simultaneously;
(4) after the present invention is diluted to desired concn with slurry; Screen; Manufacture paper with pulp with paper process again and become substrate; The thicker material of part that contains in slurry and the offal is separated from slurry through pressurized screen again handled, assurance is transported to the uniformity of the slurry of paper machine, has guaranteed the reconstituted tobacoo quality of stability;
(5) pressure in the mill district that in the medium consistency refining process, forms between the abrasive disc of middle-density refiner of the present invention is adjusted between 0.3MPa～0.6MPa; And in pulping process, keep constant; Make the slurry processing of under constant beating pressure, pulling an oar, can regulate beating pressure on the one hand, make slurry after making beating is handled satisfy the paper machine requirement with product quality of manufacturing paper with pulp; Guarantee that simultaneously slurry receives uniform making beating and handles in the mill district, improve the stability of reconstituted tobacoo physical property.
The specific embodiment
Below in conjunction with specific embodiment the present invention is described further, but is not limited thereto.
Embodiment 1
(1) the 500Kg offal after will washing, 300Kg crumbled tobacco mix, and in the 4000Kg temperature is 20 ℃ water, soak 3 hours, and extraction through Separation of Solid and Liquid, obtains solid-phase mixture and extract; Is to soak 1 hour in 80 ℃ the water the 200Kg offal in the 600Kg temperature, and extraction through Separation of Solid and Liquid, obtains solid phase offal and extract;
(2) solid-phase mixture is adjusted to 15% concentration, is delivered to high-density paste mill and discongests, discongesting back material beating degree is 10oSR;
(3) mass concentration that will discongest the back material is adjusted to 12%, is transported to the middle-density refiner processing of pulling an oar, and in the pulping process, the pressure in the mill district that forms between the abrasive disc is adjusted to 0.3MPa.Its beating degree of slurry after medium consistency refining is handled is 20oSR, becomes to supply the manufacture paper with pulp slurry of reconstituted tobacoo of paper machine;
(4) slurry after solid phase offal that obtains after will extracting and medium consistency refining are handled mixes, and it is 0.3% that dilution makes slurry concentration, and the hole sizer that is transported to sieve diameter and is 1.2mm screens, and resulting good slurry is transported to paper machine again and manufactures paper with pulp and become substrate;
(5) two kinds of extracts of step (1) are mixed and concentrate,, be applied on the substrate through coating machine as being coated with feed liquid, substrate through super-dry, cut and become the reconstituted tobacoo product.
It quantitatively is 70g/m the reconstituted tobacoo of processing through above preparation method
2, tensile strength is 6.3N.m/g, the filling value is 7.27cm
3/ g.
Through the screenings after the hole sizer screening with after solid-phase mixture that step (1) obtains mixes, operations such as carrying out follow-up discongesting again successively, screen, copy sheet, coating, drying are cut with defibrination.
Embodiment 2
(1) the 400Kg offal after will washing, 300Kg crumbled tobacco mix, and in the 4900Kg temperature is 35 ℃ water, soak 1 hour, and extraction through Separation of Solid and Liquid, obtains solid-phase mixture and extract; Is to soak 3 hours in 40 ℃ the water the 300Kg offal in the 600Kg temperature, and extraction through Separation of Solid and Liquid, obtains solid phase offal and extract;
(2) solid-phase mixture is adjusted to 30% concentration, is delivered to high-density paste mill and discongests, the beating degree of discongesting the back material is 15oSR;
(3) material that height is dense after discongesting is adjusted to 6% concentration, is transported to the middle-density refiner processing of pulling an oar, in the pulping process, the pressure in the mill district that forms between the abrasive disc is adjusted to 0.6MPa.Its beating degree of slurry after medium consistency refining is handled is 30oSR, becomes to supply the manufacture paper with pulp slurry of reconstituted tobacoo of paper machine;
(4) slurry after solid phase offal that obtains after will extracting and medium consistency refining are handled mixes, and it is 0.7% that dilution makes slurry concentration, and the slotted screen that is transported to sieve seam width and is 0.32mm screens, and the good slurry of screening is transported to paper machine again and manufactures paper with pulp and become substrate;
(5) the described two kinds of extracts of step (1) are mixed and concentrate,, be applied on the substrate through coating machine as being coated with feed liquid, substrate through super-dry, cut and become the reconstituted tobacoo product.
It quantitatively is 78g/m the reconstituted tobacoo of processing through above preparation method
2, tensile strength is 9.7N.m/g, the filling value is 4.75cm
3/ g.
Through the screenings after the hole sizer screening with after solid-phase mixture that step (1) obtains mixes, operations such as carrying out follow-up discongesting again successively, screen, copy sheet, coating, drying are cut with defibrination.
Embodiment 3
(1) the 400Kg offal after will washing, 200Kg crumbled tobacco mix, and in the 3000Kg temperature is 30 ℃ water, soak 2 hours, and extraction through Separation of Solid and Liquid, obtains solid-phase mixture and extract; Is to soak 2 hours in 60 ℃ the water the 400Kg offal in the 2000Kg temperature, and extraction through Separation of Solid and Liquid, obtains solid phase offal and extract;
(2) solid-phase mixture that obtains after will extracting is adjusted to 23% concentration, is delivered to high-density paste mill and discongests, and discongesting back material beating degree is 12oSR;
(3) material that height is dense after discongesting is adjusted to 9% concentration, is transported to the middle-density refiner processing of pulling an oar, in the pulping process, the pressure in the mill district that forms between the abrasive disc is adjusted to 0.4MPa.Its beating degree of slurry after medium consistency refining is handled is 26oSR, becomes to supply the manufacture paper with pulp slurry of reconstituted tobacoo of paper machine;
(4) slurry after solid phase offal that obtains after will extracting and medium consistency refining are handled mixes, and it is 1.0% that dilution makes slurry concentration, and the slotted screen that is transported to sieve seam width and is 0.32mm screens, and the good slurry that screening obtains is transported to paper machine again and manufactures paper with pulp and become substrate;
(5) the said two kinds of extracts of step (1) are mixed the back and concentrate to make and be coated with feed liquid, be applied on the substrate through coating machine, substrate through super-dry, cut and become the reconstituted tobacoo product.
It quantitatively is 83g/m the reconstituted tobacoo of processing through above preparation method
2, tensile strength is 7.4N.m/g, the filling value is 6.21cm
3/ g.
Through the screenings after the hole sizer screening with after solid-phase mixture that step (1) obtains mixes, operations such as carrying out follow-up discongesting again successively, screen, copy sheet, coating, drying are cut with defibrination.
Claims (10)
1. utilize cigarette material discarded object to prepare the method for reconstituted tobacoo, it is characterized in that step is following with paper process:
(1) offal after will washing, crumbled tobacco mix, and in 20 ℃～35 ℃ water, soak 1 hour～3 hours, and extraction through Separation of Solid and Liquid, obtains the solid-phase mixture and the extract of offal, crumbled tobacco; Offal was soaked 1 hour～3 hours in 40 ℃～80 ℃ water, and extraction through Separation of Solid and Liquid, obtains solid phase offal and extract;
(2) regulate mass concentration to 15%～30% of above-mentioned solid phase mixture, carry out then that height is dense discongests, obtain discongesting material afterwards;
(3) regulate mass concentration to 6%～12% of discongesting the back material, carry out medium consistency refining, obtain the disposed slurry of pulling an oar;
(4) the said solid phase offal of step (1) is mixed with the making beating disposed slurry, being diluted to mass concentration again is 0.3%～1.0%, screens then, is very starched and screenings; Good slurry adopts paper process to manufacture paper with pulp becomes substrate;
(5) the resulting two kinds of extracts of combining step (1) Separation of Solid and Liquid concentrate to such an extent that be coated with feed liquid; Be coated with feed liquid and coat on the said substrate, again through dry, cut and promptly obtain reconstituted tobacoo.
2. method according to claim 1 is characterized in that the said solid-phase mixture of regulating step (2) to mass concentration is 20%～25%.
3. method according to claim 1 is characterized in that the said beating degree of discongesting the back material is 10 oSR～15oSR.
4. method according to claim 3 is characterized in that regulating said mass concentration to 8%～10% of discongesting the back material.
5. method according to claim 1, the beating degree that it is characterized in that said making beating disposed slurry is 20oSR～30oSR.
6. method according to claim 5 is characterized in that the mill district pressure of the said making beating of step (3) is 0.3MPa～0.6MPa, and in pulping process, keeps constant.
7. method according to claim 6 is characterized in that said mill district pressure through regulation of hydraulic system, again through the pressure sensor inductive transfer.
8. method according to claim 1 after it is characterized in that said screenings and step (1) solid-phase mixture mixing, is carried out high dense the discongesting and step (3) medium consistency refining of step (2) successively.
9. method according to claim 1 is characterized in that said step (4) screening employing pressurized screen.
10. method according to claim 9 is characterized in that said pressurized screen is hole sizer or slotted screen, and the sieve diameter of hole sizer is 1mm～1.5mm, and the sieve seam of slotted screen is wide to be 0.3mm～0.5mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102636662A CN102318895B (en) | 2011-09-07 | 2011-09-07 | Method for preparing tobacco sheets through tobacco waste materials by papermaking method |
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|---|---|---|---|
| CN2011102636662A CN102318895B (en) | 2011-09-07 | 2011-09-07 | Method for preparing tobacco sheets through tobacco waste materials by papermaking method |
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| CN102318895A true CN102318895A (en) | 2012-01-18 |
| CN102318895B CN102318895B (en) | 2013-07-24 |
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Cited By (8)
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| CN102640979A (en) * | 2012-03-10 | 2012-08-22 | 广东中烟工业有限责任公司 | Method for preparing reconstituted tobacco paper base made from tobacco stems |
| CN102640980A (en) * | 2012-03-10 | 2012-08-22 | 广东中烟工业有限责任公司 | Preparation method of tobacco sheet paper base by cabo |
| CN102669809A (en) * | 2012-03-10 | 2012-09-19 | 广东中烟工业有限责任公司 | Method for preparing tobacco sheet paper base from tobacco stems |
| CN103653231A (en) * | 2013-12-04 | 2014-03-26 | 河南卷烟工业烟草薄片有限公司 | Tobacco stem pulping process |
| CN104856213A (en) * | 2015-05-14 | 2015-08-26 | 湖北中烟工业有限责任公司 | Method for improving solution absorption performance of base pieces of tobacco leaves regenerated through papermaking technique |
| CN106376969A (en) * | 2016-11-16 | 2017-02-08 | 华南理工大学 | Jasmine-containing reconstituted tobacco and preparation method thereof |
| CN106418651A (en) * | 2016-11-09 | 2017-02-22 | 湖北中烟工业有限责任公司 | Method for improving flexibility of tobacco reconstituted through paper-making process |
| CN114403489A (en) * | 2021-12-14 | 2022-04-29 | 上海烟草集团有限责任公司 | Tobacco sheet and preparation method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102640979A (en) * | 2012-03-10 | 2012-08-22 | 广东中烟工业有限责任公司 | Method for preparing reconstituted tobacco paper base made from tobacco stems |
| CN102640980A (en) * | 2012-03-10 | 2012-08-22 | 广东中烟工业有限责任公司 | Preparation method of tobacco sheet paper base by cabo |
| CN102669809A (en) * | 2012-03-10 | 2012-09-19 | 广东中烟工业有限责任公司 | Method for preparing tobacco sheet paper base from tobacco stems |
| CN102640979B (en) * | 2012-03-10 | 2014-05-14 | 广东中烟工业有限责任公司 | Method for preparing reconstituted tobacco paper base made from tobacco stems |
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| CN104856213A (en) * | 2015-05-14 | 2015-08-26 | 湖北中烟工业有限责任公司 | Method for improving solution absorption performance of base pieces of tobacco leaves regenerated through papermaking technique |
| CN106418651A (en) * | 2016-11-09 | 2017-02-22 | 湖北中烟工业有限责任公司 | Method for improving flexibility of tobacco reconstituted through paper-making process |
| CN106376969A (en) * | 2016-11-16 | 2017-02-08 | 华南理工大学 | Jasmine-containing reconstituted tobacco and preparation method thereof |
| CN114403489A (en) * | 2021-12-14 | 2022-04-29 | 上海烟草集团有限责任公司 | Tobacco sheet and preparation method thereof |
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| CN102318895B (en) | 2013-07-24 |
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