CN102747647B - Paper cigarette filter rod filter media and processing method thereof - Google Patents
Paper cigarette filter rod filter media and processing method thereof Download PDFInfo
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- CN102747647B CN102747647B CN201210183396.9A CN201210183396A CN102747647B CN 102747647 B CN102747647 B CN 102747647B CN 201210183396 A CN201210183396 A CN 201210183396A CN 102747647 B CN102747647 B CN 102747647B
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Abstract
The present invention discloses a paper cigarette filter rod filter media and a processing method thereof, wherein the paper filter media is obtained through performing a dry process on the following components: 40-74% of natural cigarette fiber, 4-40% of bast fiber, 1-12% of natural tobacco waste raw material, and 4-20% of adhesive. The method comprises the following steps: raw material processing, main fiber mixing shaping, waste material adding and prepared paper shaping process. After the natural tobacco fiber is mixed with the bast fiber, discongestion is performed. After sufficient dispersion, the mixed material is conveyed to a shaping section through a blower for being laid on a net and shaped. A fluffy and uniform fiber net is formed on a shaping net belt. The cigarette filter media paper is obtained through adhesive applying, preheating, roller pressing, solidifying and shaping. As the cigarette fiber is used as the main fiber raw material, the paper cigarette filter rod filter media according to the invention has reduced foreign gas of wood and settles a problem that the fragrance quality is reduced by the foreign gas of wood in the prior-art paper filter rod. The natural tobacco waste raw material is added in the paper shaping process. Not only is whole aesthetic quality of the cigarette improved, but also the tobacco raw material is uniformly distributed in the dry process paper and does not easily drop off. The quality of the filter rod is more stable.
Description
Technical field
The invention belongs to technical field of tobacco processing, further belong to cigarette filter material processing technique field, be specifically related to a kind of papery cigarette filter tip rod filter material and processing method thereof.
Background technology
Filter tip is the important component part of cigarette, utilizes sorbing material and additive thereof in cigarette filter can filter out the harmful substance in cigarette main flume.At present, filter tip filter material mainly contains three types: acetate fiber, polypropylene fibre and paper.Paper filter tip is higher because flue gas is held back to efficiency, and more easily degrades and receive much concern than the acetate fiber filter tip abandoning and polypropylene fibre filter tip.Traditional paper as filter tip filter material mainly adopts wet process technique, but wet method paper needs use large water gaging in paper-making process, causes the difficult problems such as the too much and wastewater treatment of energy consumption.Dry-papermaking in whole production process not water and with air be medium shaping papermaking, comparatively environmental protection, and the fluffy softness of paper, absorption affinity are strong, make not only convenient formation, with low cost of filter stick by dry-papermaking, filter stick performance and acetate fiber are made simultaneously filter stick is suitable and enjoy favor.
Prior art adopts dry-papermaking also to obtain exploitation as the technology of cigarette filter tip rod filter material, but on raw material is selected, mostly adopting wood pulp fibre is main fibrous material, or is aided with a certain proportion of composite fibre, meldable fibre or ecological fiber to reach development goal separately.As Chinese patent (CN 180167 B) " dry process paper filter tip and preparation method thereof ", it has added the hot melt core-skin fibre of 5%-65% in wood pulp fibre; For another example Chinese patent application (CN 101171981A) " binary composite cigarette filter stick " adopts the filter core of expanded dry-papermaking as the monobasic filter tip by pipe tobacco, and this expanded dry-papermaking is pure wood pulp or 50%-95% wood pulp and 5%-50% composite fibre composition; Also have Chinese patent application (CN 101624756A) " Biodegradable non-woven cloth for cigarette filter tips and preparation method thereof " to adopt wood pulp fibre, polylactic acid fiber with high melting point, low melting point acid fiber by polylactic and water-soluble glue.The fiber that these dry-papermakings are used has related to the fiber types such as wood pulp fibre, composite fibre, hot melt core-skin fibre, acid fiber by polylactic, although these fibers can be used for making the filter material of filter tip, but in the time of suction, cigarette odor-absorbing is had to certain negative effect, in filtering flue gas, make the fragrant loss of cigarette more, and bring certain wooden assorted gas into, cigarette quality is affected.
Chinese patent application (CN 101822422 A) " application of cabo particle in non-woven filter cloth and paper filter core filter tip " has been carried out suction taste to paper filter stick and has been improved, by by cabo particle coating or be sprinkled upon on non-woven filter cloth or paper filter core equably, reach the object of the suction quality that improves cigarette, the use of cabo particle can make cigarette cigarette perfume (or spice) become more thoroughly to send out, gracefulness, and comfortable taste significantly improves.Although this patent has been improved the suction quality of cigarette to a certain extent, but this technology still has following deficiency in the time of practical application: cabo particle is only distributed in the surface of finished product paper, for paper generally speaking, the distribution of cabo particle is inhomogeneous, and in filter rod forming process, cabo particle is easily from surface peeling, be unfavorable for filter rod forming, affect the stability of filter stick quality.
In sum, there is many deficiencies and defect in prior art dry-papermaking when as cigarette filter tip rod filter material: one, and in filtering flue gas, make the fragrant loss of cigarette more, and bring certain wooden assorted gas into, cigarette odor-absorbing is under some influence; Its two, although in finished paper coating or spill cabo particle cigarette odor-absorbing is made moderate progress, cabo particle easily, from paper surface peeling, is unfavorable for filter rod forming, affects the stable of filter stick quality.For this reason, exploitation one can overcome the deficiencies in the prior art, and production cost is low, raw material sources are extensive, papery quality better, and the filter bar for cigarette filter material paper that does not affect cigarette quality is very necessary, and has practical value widely.
Summary of the invention
The first object of the present invention is to provide a kind of papery cigarette filter tip rod filter material; The second object of the present invention is to provide a kind of method of processing this filter material.
The first object of the present invention is to realize (unless otherwise indicated like this, percentage of the present invention is percetage by weight), papery cigarette filter tip rod filter material of the present invention is processed by dry process by natural baccy fiber 40 ~ 74%, bast-fibre 4 ~ 40%, natural baccy scrap feed material 1 ~ 12% and adhesive 4 ~ 20%.
The second object of the present invention is achieved in that and comprises that raw material processing, principal fiber mixed-forming, dead meal add and curing molding operation, specifically comprise:
Described raw material processing is that processing is pulverized, sieved to natural baccy scrap feed material, and selecting specification is that the tobacco waste of 0.5 ~ 1mm and 80 ~ 500 object tobacco powder are as addible dead meal.
Described principal fiber mixed-forming is to be delivered to pressing section laying net for shaping by blower fan after natural baccy fiber is mixed, discongests, fully disperseed by default proportioning with bast-fibre, forms fluffy uniform fiber web on moulding guipure.
Described dead meal adds, and dead meal comprises tobacco waste and tobacco powder, and described tobacco waste becomes after net in fibrous airstream, carries and evenly makes an addition on fiber web through blower fan; Described tobacco powder is to make this dry-papermaking special-purpose adhesive after mixing with emulsifying agent, adhesive, and in applying glue, workshop section makes an addition on fiber web.
Described curing molding operation refers to that fiber web is through preheating, roll-in, the curing cigarette filter rod filter material paper that makes after becoming paper.
It is main fibrous raw material that the present invention adopts natural baccy fiber, and mixes paper processed with ramie pulp fiber, uses as cigarette filter material.Adopting baccy fiber is main fibrous raw material, reduce wooden assorted gas, having solved the wooden assorted gas of current paper filter stick affects the problem of smoking quality, in paper forming process, add natural baccy scrap feed material simultaneously, not only can improve cigarette entirety aesthetic quality, and tobacco material is evenly distributed in dry-papermaking, difficult drop-off, filter tip quality is more stable.The present invention has following characteristics:
1, unique tobacco breath and the cigarette mainstream flue gas of baccy fiber have better matching, without wooden assorted gas, overcome papery filter material tobacco is inhaled to the negative effect that taste brings;
2, interpolation Discarded Tobacco raw material can make up the loss of the flue gas fragrance causing because of filter material filtration to a certain extent, improves Sensory Quality of Cigarette;
3, waste material interpolation is evenly distributed, difficult drop-off, and stablizing of the shaping of lip-syncing rod and filter tip quality is more favourable;
4, waste resource effectively utilizes, and greatly reduces cost of material;
5, natural Discarded Tobacco raw material adds in papermaking process, and the specifications parameter that characterizes paper performance is more easy to control, and the quality of this new dry process paper is more stable;
6, the unique look of baccy fiber can be given cigarette filter tip rod individualized feature, has opened up the frontier that baccy fiber is applied in cigarette supplementary simultaneously.
Accompanying drawing explanation
Accompanying drawing is the inventive method process flow diagram.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the invention will be further elaborated, but never in any form the present invention is limited, and any replacement or the improvement done based on training centre of the present invention, all fall into protection scope of the present invention.
Papery cigarette filter tip rod filter material of the present invention is processed by dry process by natural baccy fiber 40 ~ 74%, bast-fibre 4-40%, natural baccy scrap feed material 1-12% and adhesive 4 ~ 20%.
Described natural baccy fiber derives from a kind of or its mixture in tobacco stalk fibre or cigarette pole fiber.
Described bast-fibre is selected from one or more in hemp, linen fibre, ramee, tossa, bastose, sisal fiber.
Described natural baccy scrap feed material derives from the tobacco leftovers producing in tobacco processing, comprises one or more of Redrying Factory redrying line, cigar mill's scrap prodn. line leftover bits and pieces.
Manufacture method of the present invention comprises that raw material processing, principal fiber mixed-forming, dead meal add and curing molding operation, specifically comprise:
Described raw material processing is that processing is pulverized, sieved to natural baccy scrap feed material, and selecting specification is that the tobacco waste of 0.5 ~ 1mm and 80 ~ 500 object tobacco powder are as addible dead meal.
Described principal fiber mixed-forming is to be delivered to pressing section laying net for shaping by blower fan after natural baccy fiber is mixed, discongests, fully disperseed by default proportioning with bast-fibre, forms fluffy uniform fiber web on moulding guipure.
Described dead meal adds, and dead meal comprises tobacco waste and tobacco powder, and described tobacco waste becomes after net in fibrous airstream, carries and evenly makes an addition on fiber web through blower fan; Described tobacco powder is to make this dry-papermaking special-purpose adhesive after mixing with emulsifying agent, adhesive, and in applying glue, workshop section makes an addition on fiber web.
Described curing molding operation refers to that fiber web is through preheating, roll-in, the curing cigarette filter rod filter material paper that makes after becoming paper.
Described emulsifying agent is one or more in cyclodextrin polymer, PEG, Arabic gum, sucrose fatty ester, distillation monoglyceride, polyglyceryl fatty acid ester.
Described adhesive is one or more of polyvinyl acetate emulsion, polyacrylate dispersion, Polyacrylate Emulsion, modified starch adhesive.
The consumption of described emulsifying agent be process raw material 1 ~ 10%.
embodiment 1
First processing is pulverized, sieved to Discarded Tobacco raw material, select specification 80-500 object tobacco powder 10kg, with 15kg polyvinyl acetate emulsion, 0.5kg sucrose fatty ester mixing and stirring, make this dry-papermaking special-purpose adhesive.Get 40kg cigarette pole fiber, 35kg hemp is discongested after mixing, and after fully disperseing, is delivered to pressing section laying net for shaping by blower fan, forms fluffy uniform fiber web on moulding guipure.Then enter applying glue workshop section, the special-purpose adhesive making evenly coated on fiber web, finally by preheating, roll-in, solidify, moulding, the dry cigarette filter rod filter material paper that makes.Papery filter material is carried out to filter rod forming, and contrast and smoke panel test with the compound rear basis of cigarette " YC/T 138-1998 tobacco and tobacco product sensory evaluation method ", the filter stick institute cigarette sample comparison being shaped with the common dry-papermaking of same specification, stimulate and reduce, pleasant impression is totally comfortable, wooden assorted gas reduces, and cigarette perfume (or spice) enriches full more, overall sense organ quality improvement.
embodiment 2
First processing is pulverized, sieved to Discarded Tobacco raw material, select the tobacco waste 5kg of specification 0.5-1mm.After getting 40kg tobacco stalk fibre, 20kg linen fibre, 15kg tossa, the mixing of 10kg sisal fiber, discongest, after fully disperseing, be delivered to pressing section laying net for shaping by blower fan, on moulding guipure, form fluffy uniform fiber web.Tobacco waste is carried and is evenly made an addition to fiber web through blower fan, then enter applying glue workshop section, 10kg polyacrylate dispersion is evenly coated on fiber web, finally by preheating, roll-in, solidify, moulding, the dry cigarette filter rod filter material paper that makes.Papery filter material is carried out to filter rod forming, and contrast and smoke panel test with the compound rear basis of cigarette " YC/T 138-1998 tobacco and tobacco product sensory evaluation method ", the filter stick institute cigarette sample comparison being shaped with the common dry-papermaking of same specification, stimulate and reduce, pleasant impression is totally comfortable, wooden assorted gas reduces, and cigarette perfume (or spice) enriches full more, overall sense organ quality improvement.
embodiment 3
First processing is pulverized, sieved to Discarded Tobacco raw material, select tobacco waste 2kg and the 80-500 object tobacco powder 6kg of specification 0.5-1mm, by 6kg tobacco powder and 3kg Polyacrylate Emulsion, 1kg modified starch adhesive, 0.18kg polyglyceryl fatty acid ester mixing and stirring, make this dry-papermaking special-purpose adhesive.Get 20kg tobacco stalk fibre, 28kg cigarette pole fiber, 5kg hemp, 10kg linen fibre, 10kg ramee, 5kg tossa, 5kg bastose, 5kg sisal fiber are discongested after mixing, after fully disperseing, be delivered to pressing section laying net for shaping by blower fan, on moulding guipure, form fluffy uniform fiber web.2kg tobacco waste is carried and is evenly made an addition to fiber web through blower fan, then enter applying glue workshop section, the special-purpose adhesive making is evenly coated on fiber web, finally by preheating, roll-in, solidify, moulding, the dry cigarette filter rod filter material paper that makes.Papery filter material is carried out to filter rod forming, and contrast and smoke panel test with the compound rear basis of cigarette " YC/T 138-1998 tobacco and tobacco product sensory evaluation method ", the filter stick institute cigarette sample comparison being shaped with the common dry-papermaking of same specification, stimulate and reduce, pleasant impression is totally comfortable, wooden assorted gas reduces, and cigarette perfume (or spice) enriches full more, overall sense organ quality improvement.The results are shown in table 1.
table 1 sensory evaluation contrast table
As can be seen from the above table, the overall aesthetic quality that this new dry process paper can obviously improve cigarette as cigarette filter filter material is all better than common dry-papermaking in the each individual event scoring of cigarette flavor, harmony, assorted gas, stimulation and pleasant impression.New dry process paper cigarette sample main manifestations is the following taste feature of inhaling: cigarette odor-absorbing hamony soft, that stimulate reduction, flue gas improves, and cigarette perfume (or spice) enriches full more, cigarette entirety sense organ quality improvement.
embodiment 4
Formula: 30kg tobacco stalk fibre and 44kg cigarette pole fiber; 6kg ramee, 6kg tossa; 1kg tobacco powder and 13kg polyvinyl acetate emulsion adhesive.
First processing is pulverized, sieved to Discarded Tobacco raw material, select specification 80-500 object tobacco powder 1kg, with 13kg polyvinyl acetate emulsion, 0.06kg distillation monoglyceride mixing and stirring, make this dry-papermaking special-purpose adhesive.By processing method identical with embodiment 1 paper processed, papery filter material is carried out to filter rod forming, and contrast and smoke panel test with the compound rear basis of cigarette " YC/T 138-1998 tobacco and tobacco product sensory evaluation method ", the filter stick institute cigarette sample comparison being shaped with the common dry-papermaking of same specification, stimulate and reduce, pleasant impression is totally comfortable, and wooden assorted gas reduces, cigarette perfume (or spice) enriches full more, overall sense organ quality improvement.
embodiment 5
First processing is pulverized, sieved to Discarded Tobacco raw material, select tobacco waste 3kg and the 80-500 object tobacco powder 3kg of specification 0.5-1mm, by 3kg tobacco powder and 20kg modified starch adhesive, 0.24kg cyclodextrin polymer mixing and stirring, make this dry-papermaking special-purpose adhesive.
Get 35kg tobacco stalk fibre, 35kg cigarette pole fiber, 4kg tossa are discongested after mixing, and after fully disperseing, are delivered to pressing section laying net for shaping by blower fan, form fluffy uniform fiber web on moulding guipure.By processing method identical with embodiment 3 paper processed, the dry-papermaking making is carried out to filter rod forming, and contrast and smoke panel test with the compound rear basis of cigarette " YC/T 138-1998 tobacco and tobacco product sensory evaluation method ", the filter stick institute cigarette sample comparison being shaped with the common dry-papermaking of same specification, stimulate and reduce, pleasant impression is totally comfortable, and wooden assorted gas reduces, cigarette perfume (or spice) enriches full more, overall sense organ quality improvement.
embodiment 6
Formula: 23kg tobacco stalk fibre, 27kg cigarette pole fiber; 5kg hemp, 5kg linen fibre, 10kg ramee, 5kg tossa, 5kg sisal fiber; 10kg tobacco waste, 2kg tobacco powder and 8kg Polyacrylate Emulsion adhesive.
First processing is pulverized, sieved to Discarded Tobacco raw material, select tobacco waste 10kg and the 80-500 object tobacco powder 2kg of specification 0.5-1mm.By 2kg tobacco powder and 8kg Polyacrylate Emulsion adhesive, 0.2kg PEG mixing and stirring, make this dry-papermaking special-purpose adhesive.By processing method identical with embodiment 3 paper processed, the dry-papermaking making is carried out to filter rod forming, and contrast and smoke panel test with the compound rear basis of cigarette " YC/T 138-1998 tobacco and tobacco product sensory evaluation method ", the filter stick institute cigarette sample comparison being shaped with the common dry-papermaking of same specification, stimulate and reduce, pleasant impression is totally comfortable, and wooden assorted gas reduces, cigarette perfume (or spice) enriches full more, overall sense organ quality improvement.
embodiment 7
Formula: 32kg tobacco stalk fibre, 28kg cigarette pole fiber; 10kg tossa; 10kg length is tobacco waste, 8kg 80-500 object tobacco powder and the 12kg modified starch adhesive of 0.5-1mm.
First processing is pulverized, sieved to Discarded Tobacco raw material, select tobacco waste 10kg and the 80-500 object tobacco powder 8kg of specification 0.5-1mm.By 8kg tobacco powder and 12kg modified starch adhesive, 0.08kg Arabic gum mixing and stirring, make this dry-papermaking special-purpose adhesive.By processing method identical with embodiment 3 paper processed, the dry-papermaking making is carried out to filter rod forming, and contrast and smoke panel test with the compound rear basis of cigarette " YC/T 138-1998 tobacco and tobacco product sensory evaluation method ", the filter stick institute cigarette sample comparison being shaped with the common dry-papermaking of same specification, stimulate and reduce, pleasant impression is totally comfortable, and wooden assorted gas reduces, cigarette perfume (or spice) enriches full more, overall sense organ quality improvement.
Make this new dry process paper by the component proportion in above embodiment.Natural baccy scrap feed material is evenly distributed in new dry process paper, and does not have obscission in the process being shaped at mouth rod.Gained new dry process paper all can meet filter rod forming requirement, the mouth rod making is carried out to pilot scale on the cigarette of the same trade mark, centering examination cigarette sample carries out sensory quality assessment, the filter stick institute cigarette sample comparison being shaped with the common dry-papermaking of same specification, the wooden assorted gas of all cigarette samples all significantly reduces above, cigarette perfume (or spice) enriches full more, overall sense organ quality improvement.
Claims (8)
1. a processing method for papery cigarette filter tip rod filter material, is characterized in that being processed by dry process by the natural baccy fiber of percetage by weight 40%-74%, bast-fibre, the natural baccy scrap feed material of percetage by weight 1-12% and the adhesive of percetage by weight 4%-20% of percetage by weight 4-40%; Preparation method comprises that raw material processing, principal fiber mixed-forming, dead meal add and curing molding operation, specifically comprise:
A, raw material processing: processing is pulverized, sieved to natural baccy scrap feed material, make it to reach demand of technical standard;
B, principal fiber mixed-forming: after natural baccy fiber is mixed, discongests, fully disperseed by default proportioning with bast-fibre, be delivered to pressing section laying net for shaping by blower fan, on moulding guipure, form fluffy uniform fiber web;
C, dead meal add: dead meal comprises tobacco waste and tobacco powder, and described tobacco waste becomes after net in fibrous airstream, carries and evenly makes an addition on fiber web through blower fan; Described tobacco powder is to make this dry-papermaking special-purpose adhesive after mixing with emulsifying agent, adhesive, makes an addition on fiber web in applying glue workshop section;
D, curing molding: refer to that fiber web is through preheating, roll-in, the curing cigarette filter rod filter material paper that makes after becoming paper.
2. method according to claim 1, is characterized in that described natural baccy fiber derives from a kind of in tobacco stalk fibre or cigarette pole fiber or their mixture.
3. method according to claim 1, is characterized in that described bast-fibre is selected from one or more in hemp, linen fibre, ramee, tossa, bastose, sisal fiber.
4. method according to claim 1, is characterized in that described natural baccy scrap feed material derives from the tobacco leftovers producing in tobacco processing, comprises one or more of Redrying Factory redrying line, cigar mill's scrap prodn. line leftover bits and pieces.
5. method according to claim 1, it is characterized in that described natural baccy scrap feed material through pulverizing, screening processes, selecting specification is that the tobacco waste of 0.5-1mm and 80-500 object tobacco powder are as addible dead meal.
6. method according to claim 1, is characterized in that described emulsifying agent is one or more in cyclodextrin polymer, PEG, Arabic gum, sucrose fatty ester, distillation monoglyceride, polyglyceryl fatty acid ester.
7. method according to claim 1, is characterized in that described adhesive is one or more of polyvinyl acetate emulsion, polyacrylate dispersion, Polyacrylate Emulsion, modified starch adhesive.
8. method according to claim 1, the consumption that it is characterized in that described emulsifying agent be process raw material 1 ~ 10%.
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Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102877355B (en) * | 2012-11-01 | 2015-04-08 | 红塔烟草(集团)有限责任公司 | Polylactic acid forming paper and preparation method |
| CN103829374A (en) * | 2012-12-29 | 2014-06-04 | 广东中烟工业有限责任公司 | Tobacco fiber paper filter stick and preparation method thereof |
| CN103054189B (en) * | 2012-12-29 | 2015-04-15 | 广东中烟工业有限责任公司 | Ternary tobacco fiber paper filter stick of composite moistening plants and preparation method thereof |
| CN103622157B (en) * | 2012-12-29 | 2015-03-18 | 广东中烟工业有限责任公司 | Ternary tobacco fiber paper filter stick containing herbaceous plants and manufacturing method thereof |
| CN103284327B (en) * | 2012-12-29 | 2015-02-11 | 广东中烟工业有限责任公司 | Tobacco paper filter stick combining bamboo fiber and preparation method of tobacco paper filter stick |
| CN103445295B (en) * | 2012-12-29 | 2015-06-03 | 广东中烟工业有限责任公司 | Ternary tobacco fiber paper filter rod made from composite aroma-enhancing plants and preparation method of filter rod |
| CN103110186B (en) * | 2012-12-29 | 2015-04-15 | 广东中烟工业有限责任公司 | Dibasic compound hollow tobacco fiber paper filtering stick and preparation method thereof |
| CN103110185B (en) * | 2012-12-29 | 2015-02-11 | 广东中烟工业有限责任公司 | Ternary tobacco fiber paper filter stick for compositing tobacco shreds and preparation method thereof |
| CN104432508B (en) * | 2014-11-25 | 2017-06-20 | 云南还原医学生物科技有限公司 | A kind of method for making cigarette holder using discarded tobacco rod |
| CN105167187B (en) * | 2015-07-28 | 2019-10-11 | 湖北中烟工业有限责任公司 | Ramee cigarette filter and preparation method thereof |
| CN106617288A (en) * | 2016-12-28 | 2017-05-10 | 广东省金叶科技开发有限公司 | Paper cigarette filter stick and manufacturing method thereof |
| CN107594617B (en) * | 2017-11-08 | 2021-01-01 | 湖北中烟工业有限责任公司 | Paper filter tip for reconstituted tobacco and preparation method thereof |
| CN110122924A (en) * | 2019-05-31 | 2019-08-16 | 南通烟滤嘴有限责任公司 | Reconstituted tobacoo filter stick, composite filter and its manufacturing method |
| CN110301671A (en) * | 2019-06-23 | 2019-10-08 | 云南丰圣生物科技有限公司 | A kind of cigarette flaxen fiber processing method |
| CN110744766B (en) * | 2019-10-08 | 2021-08-24 | 玉溪市新特科技有限公司 | Method for manufacturing parts by tobacco stems |
| CN111808767B (en) * | 2020-05-28 | 2023-02-28 | 重庆中烟工业有限责任公司 | Microbial preparation for improving tobacco leaf quality |
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| CN1295995C (en) * | 2001-12-10 | 2007-01-24 | 侯关荣 | Natural fibre cigarette tip and production thereof |
| GB0816933D0 (en) * | 2008-09-16 | 2008-10-22 | British American Tobacco Co | Filter for a smoking article |
| CN101803803B (en) * | 2010-03-05 | 2012-08-08 | 云南瑞升烟草技术（集团）有限公司 | Degradable cigarette holder and manufacturing method thereof |
| CN102342583B (en) * | 2010-08-02 | 2013-04-24 | 南通烟滤嘴有限责任公司 | Filter stick containing tobacco particles and preparation method thereof |
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