WO2019031823A1 - 저발화성 궐련지의 코팅 조성물, 이를 이용하는 담배, 그리고 저발화성 궐련지의 제조방법 - Google Patents

저발화성 궐련지의 코팅 조성물, 이를 이용하는 담배, 그리고 저발화성 궐련지의 제조방법 Download PDF

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Publication number
WO2019031823A1
WO2019031823A1 PCT/KR2018/008977 KR2018008977W WO2019031823A1 WO 2019031823 A1 WO2019031823 A1 WO 2019031823A1 KR 2018008977 W KR2018008977 W KR 2018008977W WO 2019031823 A1 WO2019031823 A1 WO 2019031823A1
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WO
WIPO (PCT)
Prior art keywords
coating composition
cigarette
coating
weight
cigarette paper
Prior art date
Application number
PCT/KR2018/008977
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English (en)
French (fr)
Korean (ko)
Inventor
김영신
이문용
신한재
조성일
곽효민
이동훈
김석재
이흥재
Original Assignee
주식회사 케이티앤지
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Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=65271482&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2019031823(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 주식회사 케이티앤지 filed Critical 주식회사 케이티앤지
Priority to US16/620,573 priority Critical patent/US20200154759A1/en
Priority to EP18843475.7A priority patent/EP3636831B1/en
Priority to ES18843475T priority patent/ES2933505T3/es
Priority to RU2020109685A priority patent/RU2746460C1/ru
Priority to JP2020507596A priority patent/JP6892553B2/ja
Publication of WO2019031823A1 publication Critical patent/WO2019031823A1/ko

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    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/31—Gums
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/10—Coatings without pigments
    • D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/005—Treatment of cigarette paper
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/002—Cigars; Cigarettes with additives, e.g. for flavouring
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A24D1/025—Cigars; Cigarettes with special covers the covers having material applied to defined areas, e.g. bands for reducing the ignition propensity
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/04—Cigars; Cigarettes with mouthpieces or filter-tips
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/04—Cigars; Cigarettes with mouthpieces or filter-tips
    • A24D1/045—Cigars; Cigarettes with mouthpieces or filter-tips with smoke filter means
    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/06—Alcohols; Phenols; Ethers; Aldehydes; Ketones; Acetals; Ketals
    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/10—Coatings without pigments
    • D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
    • D21H19/34—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising cellulose or derivatives thereof
    • 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
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes

Definitions

  • a coating composition for a pyrophoric cigarette paper a cigarette using the same, and a method for producing a pyrophoric cigarette paper.
  • various kinds of leaf tobacco are first blended and processed so as to have a desired flavor and taste.
  • the processed leaf tobacco is folded to produce cut tobacco leaf, and each tobacco cigarette is surrounded by cigarette paper to produce a filter-free cigarette.
  • the filter is attached to the filter-free cigarette if necessary.
  • the cigarette may be made of flax, wood pulp, etc., and it is required that the burning property and flavor of the cigarette are maintained when burned.
  • the cigarette filter may include activated charcoal, flavor, etc., and may be composed of mono filters or multiple filters and is surrounded by cigarette filter wrapping paper.
  • the cigarette buttocks and the tobacco filter are connected by a tipping paper, and the tip paper may contain fine holes.
  • the cigarette paper can be manufactured such that the target tar and the target nicotine can be performed at the time of cigarette smoking due to proper pores and burning properties, and can be imparted to the tobacco-specific smell.
  • the low-ignitability cigarette can include a band-shaped coating, and the porosity of the coated band is low, so that when the tobacco reaches the band portion, the amount of oxygen introduced into each cigarette decreases and the cigarette can be digested .
  • Korean Patent Laid-Open Publication No. 2013-0045157 for a coating composition for forming a coating portion of a pyrophoric cigarette paper and a cigarette using the same discloses a coating composition comprising alpha starch, maltodextrin, ethanol, and water.
  • a coating composition may have a period of less than 2 months in which the characteristics of the coating composition are maintained at 20 DEG C or higher owing to the inherent aging characteristics of the starch, and when the coating composition is exposed to a low temperature, Can be shortened.
  • such a coating composition may reduce the ignition performance upon high temperature drying, and it may be difficult to dry the coating composition coated on the cigarette paper at normal temperature drying.
  • such a coating composition may have a large change in viscosity in a dynamic state such as rotation, which may result in a decrease in the coating amount during coating, and may deteriorate workability.
  • One embodiment of the present invention is to extend the usable period and lifetime of the coating composition of the pyrophoric cigarette paper.
  • One embodiment of the present invention is to prolong the viscosity maintenance period of the low-ignitability cigarette paper coating composition at room temperature and low temperature conditions.
  • One embodiment of the present invention is to improve the dynamic viscosity retention of the low flammability cigarette paper coating composition.
  • One embodiment of the present invention is to increase the coating amount and keep the coating amount constant during the coating operation for the cigarette paper of the coating composition of the pyrophoric cigarette paper.
  • One embodiment of the present invention is to improve productivity and workability of cigarettes.
  • One embodiment of the present invention is to achieve room temperature drying of the coating composition of the pyrophoric cigarette paper by improving dryness.
  • One embodiment of the present invention is to reduce the manufacturing cost of the pyrophoric cigarette paper and shorten the manufacturing time.
  • Embodiments according to the present invention can be used to accomplish other tasks not specifically mentioned other than the above-described tasks.
  • a coating composition for a low-fogging cigarette paper according to an embodiment of the present invention comprises 10 to 30% by weight of arabic sword, 25 to 35% by weight of maltose, 15 to 30% by weight of ethanol, and 10% To 40% by weight.
  • the viscosity of the low flammability cigarette paper coating composition may be greater than or equal to 100 cPs and less than 1000 cPs.
  • the dynamic viscosity retention rate when the rotation speed of the low-ignition cigarette paper coating composition is increased from about 20 rpm to 100 rpm can be 84% or more.
  • a cigarette according to an embodiment of the present invention comprises a low-ignitability cigarette paper surrounding a cigarette butt and a cigarette buttock including a coating formed by drying the coating composition, wherein the coating composition comprises from 10% to 30% 25 wt% to 35 wt% of maltose, 15 wt% to 30 wt% of ethanol, and 10 wt% to 40 wt% of water.
  • the cigarette filter portion may further include at least one filter member.
  • the tobacco filter portion may include at least one adsorbent and flavor agent.
  • a method for producing a low-fogging cigarette paper includes the steps of preparing a coating composition, coating a coating composition on one side of a cigarette paper and discharging the coating composition, and heating and drying the cigarette paper coated with the coating composition to form a band- And forming a coated portion to produce a low-ignitability cigarette paper.
  • the coating composition comprises 10 wt% to 30 wt% arabic gum, 25 wt% to 35 wt% maltose, 15 wt% to 30 wt% ethanol, and 10 wt% to 40 wt% water do.
  • the step of preparing the coating composition may include a weighing step of measuring the weights of arabic gum, maltose, ethanol and water, respectively, and a mixing step of mixing arabic gum, maltose, ethanol and water.
  • the mixing step comprises mixing a mixture of ethanol and water to prepare a dispersion medium, a first dispersion step of dispersing the maltose in the dispersion medium, a second dispersion step of dispersing arabic gum in the dispersion medium, and a second dispersion step at 250 rpm And a second homogenization step in which the composition after the first homogenization step is rotated at a speed of from 150 rpm to 250 rpm while controlling the temperature at 40 ⁇ or lower.
  • the unit dispersion amount of maltose is 10 g / L / min to 20 g / L / min
  • the rotation speed is 17000 rpm to 20000 rpm
  • the coating portion may be two or more, and the two or more coating portions may be spaced apart from each other.
  • a coating composition for a low-ignitability cigarette paper according to an embodiment of the present invention, a cigarette using the same, and a method for producing a low-ignition cigarette paper can extend the usable period and the service life of the low- It is possible to extend the viscosity maintenance period of the low-ignition cigarette paper coating composition and to improve the dynamic viscosity retention rate of the low-ignition cigarette paper coating composition and to increase the coating amount of the low- The amount of the coating can be kept constant, the productivity and workability of the cigarette can be improved, the drying can be improved to realize the room temperature drying, the manufacturing cost can be reduced, and the manufacturing time can be shortened.
  • FIG. 1 is a perspective view schematically illustrating a cigarette according to an embodiment of the present invention.
  • FIG. 2 is a schematic cross-sectional view of a cigarette according to an embodiment of the present invention.
  • FIG 3 is a cross-sectional view schematically showing a cigarette according to an embodiment of the present invention.
  • Example 4 is a graph showing the results of comparing the viscosity homogeneity before the homogenization step in the manufacturing process of the coating composition according to Example 1 and the viscosity homogeneity at the first homogenization step and the second homogenization step.
  • FIG. 1 The present invention may be embodied in many different forms and is not limited to the embodiments described herein.
  • parts not related to the description are omitted, and the same reference numerals are used for the same or similar components throughout the specification. In the case of publicly known technologies, a detailed description thereof will be omitted.
  • the thickness is enlarged to clearly represent the layers and regions. It will be understood that when an element such as a layer, film, region, plate, or the like is referred to as being “on” another portion, it includes not only the element directly over another element, On the other hand, when a part is “directly on” another part, it means that there is no other part in the middle. On the contrary, when a portion such as a layer, film, region, plate, or the like is referred to as being “under” another portion, this includes not only the case where the other portion is "directly underneath” On the other hand, when a part is "directly beneath” another part, it means that there is no other part in the middle.
  • FIG. 1 is a perspective view schematically illustrating a cigarette according to an embodiment of the present invention
  • FIG. 2 is a cross-sectional view schematically showing a cigarette according to an embodiment of the present invention
  • FIG. 3 is a cross- Fig.
  • a cigarette 1 includes a cigarette column portion 10, which is burnt by fire, and a cigarette filter portion 20, which filters the cigarette smoke. .
  • the cigarette crest 10 may be surrounded by a cigarette paper 19 and the cigarette filter portion 20 may be surrounded by a cigarette filter wrapper 28.
  • the cigarette crest portion 10 and the cigarette filter portion 20 may be connected by a tipping paper 29.
  • the perimeter of the cigarette 1 may be approximately 5 mm to approximately 30 mm.
  • the cigarette filter portion 20 may be omitted.
  • the cigarette crest 10 includes a cigarette tobacco 11 cut from leaf tobacco processed by various methods.
  • the cigarette filter unit 20 may include a first filter unit 21.
  • the first filter unit 21 may be formed of acetate tow, paper, or the like.
  • the cigarette filter portion 20 may be a multiple filter including two or more filter members.
  • the cigarette filter unit 20 may include a second filter unit 22 and a third filter unit 23.
  • the cigarette filter portion 20 may include three filter members and four filter members.
  • the cigarette filter portion 20 may include an adsorbent, a flavoring agent, and the like.
  • the adsorbent may be activated carbon or the like
  • the flavoring agent may be a herb flavoring substance or the like.
  • the one or more filter elements may comprise at least one of an adsorbent and a flavor agent.
  • at least one of the second filter portion 22 and the third filter portion 23 may include at least one of an adsorbent and a flavor agent.
  • the cigarette paper 19 includes at least one coating portion 18.
  • the coating portion 18 may be in the form of a band, but may have various other shapes.
  • the number, thickness, and shape of the coating portions 18 may be variously modified, and the intervals of the plurality of coating portions 18 may be variously modified.
  • the coating composition is applied to a cigarette paper 19 having a porosity of from about 10 cu to about 100 cu, two bands per cigarette 1 being fed 15 mm from the ends of each weir 10, To about 5 mm to about 10 mm in width.
  • the coating portion 18 can lower the degree of porosity of the cigarette paper 19. When the cigarette reaches the coating portion 18, the amount of oxygen flowing into the cigarette tips 10 decreases, Can be digested.
  • the cigarette paper 19 including the coating portion 18 is also referred to as a low-ignitability cigarette paper.
  • the coating portion 18 is coated with a coating composition.
  • the porosity of the cigarette paper 19 can be from about 10 cu to about 100 cu, and the porosity of the coated portion 18 can be from about 3 cu to about 20 cu.
  • the thickness of the base paper of the cigarette paper may be from about 30 ⁇ m to about 100 ⁇ m, and the basis weight of the base paper may be from about 15 g / m 2 to about 80 g / m 2 .
  • the thickness of the coating 18 may be up to about 5 ⁇ m, basis weight of the coating 18 may be up to about 15 g / m 2.
  • the weight ratio of the coating composition to the total weight of the cigarette paper (19) and the coating composition may be about 40% by weight or less. If the coating portion 18 is band-shaped, the mass of the coating composition per band may be approximately 2.5 mg or less.
  • the coating composition includes arabic gum, maltose, ethanol, and water.
  • the pores contained in the arabic black cigarette paper 19 are blocked to block the oxygen supply, thereby realizing the low ignition performance of the coating composition.
  • coating compositions comprising arabic gum may have a higher rate of drying at higher temperatures than conventional coating compositions. Therefore, the coating composition according to the embodiment can improve the workability of the coating process.
  • the dynamic viscosity retention ratio can be improved in a dynamic state in which the coating roller operates, and the viscosity change that may occur in a low temperature environment of about 2 DEG C can be greatly reduced.
  • the arabic black since the arabic black has excellent heat resistance, the performance can be maintained even under high temperature conditions, and the occurrence of odor during combustion in the drying process can be reduced.
  • Maltose can block the oxygen supply by blocking the pores contained in the cigarette paper (19), thereby realizing the low ignition performance of the coating composition like arabic sword.
  • the average size of maltose is smaller than the average size of arabic gum, maltose can block small pores having a relatively small diameter or size.
  • Maltose can also effectively lower the aging speed of arabic gum and significantly slow the aging speed of the coating composition. Therefore, the viscosity retention time can be extended, the viscosity retention rate can be improved, and the viscosity change can be minimized even when exposed to a low temperature of about 2 ⁇ , as compared with the conventional coating composition containing maltodextrin.
  • Maltose can also be dissolved in ethanol and, when used with ethanol, the viscosity of the coating composition can be lowered and the binding force between the constituents of the coating composition can be increased.
  • coating compositions comprising maltose may have a higher rate of drying at higher temperatures than conventional coating compositions. Therefore, the coating composition according to the embodiment can improve the workability of the coating process.
  • Maltose may be included in an amount of about 25% to about 35% by weight based on the total coating composition. Within this range, the low viscosity retention period can be greatly extended, the viscosity retention can be remarkably improved, the aging phenomenon can be greatly reduced, the life can be extended, and the workability of the coating process can be improved.
  • Ethanol can increase the solids content of the coating composition and the viscosity of the coating composition can be controlled by controlling the content of ethanol.
  • ethanol can increase the affinity between the coating roller and the coating composition in the coating operation, thereby increasing the coating amount, maintaining the coating amount constant and improving the coating workability And the low ignition performance can be improved.
  • ethanol can improve the drying property of the coating composition, increase the drying speed at a high temperature, thereby improving the workability of the coating process and reducing the phenomenon that water is absorbed by the cigarette paper and the strength is lowered .
  • Ethanol can be used in an amount of about 15% by weight to about 30% by weight based on the entire coating composition, viscosity of the coating composition can be appropriately maintained within this range, workability of the coating process can be further improved, And the low-firing performance of the cigarette can be further improved.
  • Water may be used to control the concentration of other constituents or the concentration of the coating composition in the coating composition. And the absorbency of the cigarette paper 19 to the coating composition can be improved.
  • Water may be used from about 10% to about 40% by weight, based on the total coating composition. Within this range, concentration and viscosity control of the coating composition may be easier.
  • the various effects produced by the coating composition may be more pronounced when all the components are mixed, compared to when each component of the coating composition is present alone.
  • the various effects described above can be caused by the combination of the constituent components, and the synergistic effect can be brought about by the combination of the constituent components.
  • a low flammability cigarette paper coating composition comprises about 10% to about 30% arabic gum, from about 25% to about 35% by weight maltose, from about 15% to about 30% And from about 10 wt% to about 40 wt% water.
  • the usable period and lifetime of the coating composition can be further extended, and the viscosity maintenance period of the coating composition can be greatly extended at room temperature (about 25 ⁇ ) and low temperature (about 2 ⁇ ).
  • the dynamic viscosity retention rate which indicates the viscosity retention ratio of the coating composition when rotated at a predetermined rotation speed by the rotation axis, can be further improved.
  • the coating amount of the low-fogging cigarette paper can be increased during the coating operation on the cigarette paper, the coating amount can be kept constant, the drying property can be improved and the coating workability can be improved , The productivity and workability of the cigarette can be improved.
  • the coating composition may further comprise at least one of citric acid, tartaric acid, lactic acid, malic acid and ascorbic acid. These materials can reduce the corruption and alteration of the coating composition, thereby extending the usable life or storage period of the coating composition.
  • the coating composition may further comprise at least one of sodium benzoate, sodium sorbate, grapefruit seed extract and cinnamon extract. These materials can reduce the corruption and alteration of the coating composition, thereby extending the usable life or storage period of the coating composition.
  • a substance such as citric acid, tartaric acid, lactic acid, malic acid or ascorbic acid, the lifetime of the coating composition can be further improved.
  • the coating composition may further comprise at least one of xanthan gum, guar gum, amylopectin and starch ester.
  • xanthan gum, guar gum, amylopectin, ester starch and the like can assist in lowering the viscosity of the coating composition and improving the dispersibility of the components, thus extending the usable period of the coating composition.
  • the viscosity of the coating composition needs to be adjusted appropriately, and the viscosity of the low flammability cigarette paper coating composition according to an embodiment may be about 100 cPs or greater, and less than about 1000 cPs.
  • the coating composition fills the voids inside the cigarette paper 19 if the viscosity of the coating composition is too low, the optical characteristics and the low ignitability of the cigarette paper 19 may be degraded.
  • the viscosity of the coating composition is less than about 100 cPs, the whiteness and opacity of the cigarette paper 19 can be reduced, and the penetration speed of the coating composition into the cigarette paper increases (diffusion coefficient increases)
  • the amount of the arabic gum and maltose remaining in the pores may be reduced and the pore blocking ability or the low firing performance may be reduced.
  • the viscosity of the coating composition is less than about 100 cPs, the dynamic viscosity retention of the coating composition can be greatly reduced.
  • the coating composition can be coated on the cigarette paper 19 by a rotating device such as a coating roller. If the viscosity changes under dynamic conditions such as when the rotational speed is increased, the coating portion 18 may be formed at a non-uniform density, the low ignition performance may be deteriorated, and the processability may be deteriorated. Therefore, the viscosity change of the coating composition in the dynamic state must be minimized so that the coating can be stably advanced.
  • the dynamic viscosity retention rate may be lowered.
  • the dynamic viscosity retention rate of the coating composition can be greatly reduced, which can result in non-uniform shape and concentration of coating portions 18, The workability may be deteriorated.
  • the dynamic viscosity retention rate when the rotational speed of the coating composition increases from about 20 rpm to 100 rpm can be greater than about 84%
  • the diffusion coefficient when the rotational speed of the coating composition increases from about 20 rpm to 100 rpm can be about 0.15 or less.
  • the cigarette has a property of lowering its strength upon contact with water. Therefore, after the conventional coating composition is coated on the cigarette paper, a drying apparatus is used to remove moisture. At this time, the drying process can be performed mainly at a high temperature of about 200 ° C or more, which may increase the cost and time for producing cigarettes, and decrease the low-firing performance. Further, conventional coating compositions may not be dried at room temperature (about 25 ° C).
  • the drying property is excellent, and the drying speed at high temperature can be very fast relative to the drying speed of the conventional coating composition.
  • coating compositions according to the examples can also be dried at room temperature conditions. Thus, a separate drying facility may not be required, thereby saving the cost and time of cigarette manufacture, and the nature of the coating composition can be kept constant.
  • a method for producing a low-fogging cigarette paper includes the steps of preparing a coating composition, coating a coating composition on one surface of a cigarette paper and discharging the coating composition, and heating and drying the cigarette paper coated with the coating composition to form a band To form a coated portion of the low-ignitability cigarette paper.
  • the coating composition comprises 10 to 30 wt% arabic gum, 25 to 35 wt% of maltose, 15 to 30 wt% of ethanol, and 10 to 40 wt% of water.
  • the step of preparing the coating composition is carried out.
  • the step of preparing the coating composition may include the step of weighing the components, the compounding step, the step of testing the viscosity of the coating composition and the step of discharging the coating composition.
  • the weighing step is a step of measuring the weight of each constituent constituting the coating composition.
  • the viscosity of the coating composition can be increased as the weight of arabic gum, maltose and ethanol is greater than the weight of water.
  • the weight ratio of the components of the coating composition such as arabic gum, maltose, ethanol, and water, is very important in order to exhibit low ignition performance and improve productivity such as drying .
  • the compounding step is a step of mixing each component according to a predetermined composition ratio.
  • the mixing step may include a dispersion medium preparation step, a first dispersion step, a second dispersion step, a first homogenization step, and a second homogenization step.
  • the dispersion medium preparation step is a step of preparing a dispersion medium by mixing water and ethanol.
  • the temperature of the dispersion medium may be maintained at about 25 ° C to about 35 ° C, and the influence of the temperature that may occur during mixing within this range may be minimized.
  • the first dispersion step is a step of dispersing the maltose while rotating the dispersion medium described above.
  • the unit dispersion amount may be about 10 g / L / min to about 20 g / L / min, and the rotation speed of the dispersion medium may be about 17000 rpm to about 20,000 rpm. Within this range, the maltose can be effectively and uniformly dispersed in the dispersion medium.
  • the second dispersion step is a step of dispersing arabic gum while rotating the composition through the first dispersion step.
  • the unit dispersion amount may be 10 g / L / min to about 20 g / L / min, and the rotation speed of the composition may be about 17000 rpm to about 20,000 rpm. Within this range, arabic gum can be effectively and uniformly dispersed in the composition.
  • the primary homogenization step is then a step of rotating the composition at a rate of from about 250 rpm to about 350 rpm using a device such as a double crossed impeller so that the viscosity can be homogenized throughout the composition through the second dispersion step .
  • a device such as a double crossed impeller
  • arabic gum and maltose can be uniformly dispersed in the dispersion medium and the viscosity can be uniformly formed.
  • the temperature of the composition may be increased by the rotation.
  • the second homogenization step comprises rotating the composition at a rate of from about 150 rpm to about 250 rpm using a device such as a homomixer to raise and lower the temperature of the composition through the first homogenization step to about 40 ⁇ or less to be.
  • a device such as a homomixer to raise and lower the temperature of the composition through the first homogenization step to about 40 ⁇ or less to be.
  • arabic gum and maltose can be uniformly dispersed in the dispersion medium and the viscosity can be uniformly formed.
  • the viscosity of the coating composition is kept uniform over all parts (sites).
  • the viscosity test step and the discharge step of the coating composition are carried out in such a way that the viscosity of the uniformly- It is the final step after checking through inspection.
  • a cigarette paper rolled in the form of a roll may be supplied to the coating apparatus through the roller, and the coating composition may also be coated on the cigarette paper through the roller.
  • a step of producing a low-fogging cigarette paper is performed by heating the coated cigarette paper with the coating composition to form a band-shaped coating portion 18.
  • the heating can be carried out through a separate heating device.
  • the number, thickness, and shape of the coating portions 18 may be variously modified, and the intervals of the plurality of coating portions 18 may be variously modified.
  • Abrasive syrup, maltose, ethanol and water are weighed according to the respective composition ratios, and water and ethanol are mixed to prepare a dispersion medium, and the temperature of the dispersion medium is maintained at about 30 ° C by heating or cooling.
  • the impeller was used to disperse the maltose in various dispersion amounts while measuring the viscosity (first dispersion step) while maintaining the rotation speed of about 18000 rpm by using the impeller. Then, the arabic gum was dispersed at various unit dispersion amounts while maintaining the rotation speed of about 18000 rpm, and the viscosity was measured (second dispersion step). The results are shown in Table 1 below.
  • Unit dispersion amount (g / L / min)
  • the first dispersion step (maltose)
  • the second dispersion step (arabic gum) 5 30 50 10 30 190 15 55 200 20 50 720 250 50 1610 300 80 2750 350 170 Can not be distributed 400 680 Can not be distributed
  • Table 1 shows that when the unit dispersion amount of maltose is 10 g / L / min to 20 g / L / min and the unit dispersion amount of arabic gum is 10 g / L / min to 20 g / L / min, Is greater than 100 cPs and less than 1000 cPs.
  • Abrasive syrup, maltose, ethanol and water are weighed according to the respective composition ratios, and water and ethanol are mixed to prepare a dispersion medium, and the temperature of the dispersion medium is maintained at about 30 ° C by heating or cooling.
  • the maltose is dispersed in the dispersion medium at a rotation speed of about 18000 rpm and a unit dispersion amount of about 15 g / L / min.
  • the arabic gum is then dispersed at a rotation rate of about 18000 rpm and a unit dispersion amount of about 15 g / L / min.
  • the temperature of the composition may rise due to rotation, and control is performed so as not to exceed about 45 ⁇ .
  • the composition is then rotated at a speed of about 300 rpm using a double-crossed impeller to homogenize the viscosity.
  • the temperature of the homogenized mixture is then lowered to about 30 DEG C and the composition is rotated at a speed of about 200 rpm using a homomixer.
  • composition of the coating composition is 15% by weight of arabic gum, 35% by weight of maltose, 25% by weight of ethanol and 25% by weight of water.
  • the coating composition is prepared in the same manner as in Example 1 except that the composition of the coating composition is 20% by weight of arabic sword, 30% by weight of maltose, 25% by weight of ethanol and 25% by weight of water.
  • the coating composition is prepared in the same manner as in Example 1, except that the composition of the coating composition is 25% by weight of arabic gum, 25% by weight of maltose, 25% by weight of ethanol and 25% by weight of water.
  • the coating composition prepared in Example 1 was applied to a cigarette paper having a porosity of 60 cu and two bands having a width of 7 mm were formed in the cigarette paper at intervals of 20 mm.
  • the porosity of the band is 4.5 cu.
  • the manufactured cigarette paper is used to produce a cigarette.
  • the coating composition is prepared in the same manner as in Example 1, except that the composition of the coating composition is 10% by weight of arabic sword, 40% by weight of maltose, 25% by weight of ethanol and 25% by weight of water.
  • the arabic gum, ethanol and water are respectively weighed according to the composition ratio, and water and ethanol are mixed to prepare a dispersion medium, and the temperature of the dispersion medium is maintained at about 30 ⁇ by heating or cooling.
  • the dispersion of arabic gum is dispersed at a rotation speed of about 18000 rpm and a unit dispersion amount of about 32 g / L / min. At this time, the temperature of the composition may rise due to rotation, and control is performed so as not to exceed about 45 ⁇ .
  • the composition is then rotated at a speed of about 300 rpm using a double-crossed impeller to homogenize the viscosity.
  • the temperature of the homogenized mixture is then lowered to about 30 DEG C and the composition is rotated at a speed of about 200 rpm using a homomixer.
  • composition of the coating composition is 50% by weight of arabic gum, 25% by weight of ethanol and 25% by weight of water.
  • Alpha starch, maltodextrin, ethanol and water are respectively weighed according to the composition ratio, and water and ethanol are mixed to prepare a dispersion medium.
  • Maltodextrin and alpha starch are added sequentially to the dispersion medium at a rotation speed of about 30,000 rpm.
  • the dispersion temperature is about 30 ⁇ .
  • composition of the coating composition is 15% by weight of alpha starch, 35% by weight of maltodextrin, 25% by weight of ethanol and 25% by weight of water.
  • the coating composition is prepared in the same manner as in Example 1, except that the coating composition comprises maltodextrin which is not maltose.
  • composition of the coating composition is 15% by weight of arabic gum, 35% by weight of maltodextrin, 25% by weight of ethanol and 25% by weight of water.
  • the coating composition is prepared in the same manner as in Example 1, except that the coating composition contains sorbitol which is not maltose.
  • composition of the coating composition is 15% by weight of arabic gum, 35% by weight of sorbitol, 25% by weight of ethanol and 25% by weight of water.
  • the coating composition was prepared in the same manner as in Example 1, except that the coating composition contained sucrose instead of maltose.
  • composition of the coating composition is 15% by weight of arabic gum, 35% by weight of sucrose, 25% by weight of ethanol and 25% by weight of water.
  • the coating composition prepared in Comparative Example 3 was applied to a cigarette paper having a porosity of 60 cu, and two bands each having a width of 7 mm were formed in the cigarette paper at intervals of 20 mm.
  • the porosity of the band is 3.1 cu.
  • the manufactured cigarette paper is used to produce a cigarette.
  • a cigarette is prepared in the same manner as in Comparative Example 7 using the coating composition prepared in Comparative Example 4.
  • the cigarette was prepared in the same manner as in Comparative Example 7 using the coating composition prepared in Comparative Example 5.
  • the tobacco was prepared in the same manner as in Comparative Example 7 using the coating composition prepared in Comparative Example 6.
  • Example 1 a sample (by position) of the composition was sampled immediately after the dispersion of maltose and arabic gum in the dispersion medium to measure the viscosity, and the composition was subjected to primary homogenization
  • the viscosity of the composition was determined by measuring the viscosity of the composition.
  • the temperature of the composition after the first homogenization step was lowered to about 30 ⁇ ⁇ and rotated at a speed of about 200 rpm.
  • a sample was taken to measure the viscosity, and a graph comparing the viscosity measurement results was shown in FIG.
  • the results of viscosity measurement by a total of 40 times of sampling showed that after the first homogenization step and the second homogenization step, the viscosity of each part of the composition was higher than that of the maltose and arabic gum, Is formed more homogeneously.
  • Table 2 shows the results of measuring viscosity changes of the coating compositions of Example 1 and Comparative Example 3 over time at 25 ⁇ and 20 rpm. At this time, the viscosity measurement was performed with a BrookField, Spindle No.3 instrument.
  • the coating composition according to Comparative Example 3 exceeded the measurable range of viscosity of about 10000 cPs after 3 months, and viscosity measurement and use were impossible.
  • Table 3 shows the results of measuring viscosity changes of the coating compositions of Example 1 and Comparative Example 3 over time at 2 ⁇ and 20 rpm.
  • the coating composition according to Comparative Example 3 deteriorated due to an excessively high viscosity after 4 hours, and measurement and use of the coating composition were impossible.
  • the diffusion coefficient was measured by inserting the analytical sample between two chambers, supplying different kinds of gas to each chamber, and then passing the sample through the sample to check the gas concentration on the opposite surface.
  • Coating composition Spindle Rotational Viscosity (cPs) Dynamic viscosity retention (%) Diffusion coefficient 20 rpm 100 rpm Average Standard Deviation Less than 100 cPs (Comparative Example 1) 87 45 52 0.37 0.21 100 to 300 cPs (Example 1) 210 200 95 0.11 0.03 300 to 500 cPs (Example 2) 390 370 95 0.12 0.02 500 to 1000 cPs (Example 3) 750 630 84 0.15 0.12 1000 cPs or more (Comparative Example 2) 1050 780 74 0.27 0.22
  • the viscosity of the coating composition according to Comparative Example 1 was 87 cPs
  • the viscosity of the coating composition according to Example 1 was 210 cPs
  • the viscosity of the coating composition according to Example 2 was 390 cPs
  • the viscosity of the coating composition according to Example 3 was measured to be 750 cPs
  • the viscosity of the coating composition according to Comparative Example 2 was measured to be 1050 cPs.
  • the coating compositions according to Comparative Examples 1 and 2 exhibited relatively low viscosity retention ratios. It can be confirmed that the coating composition according to Example 3 exhibits a high dynamic viscosity retention ratio of about 84% or more.
  • the coating workability is improved because the viscosity of the coating roller does not decrease even if the coating roller rotates at high speed, and the amount of the coating composition transferred to the cigarette paper is kept constant .
  • the coating compositions according to Comparative Examples 1 and 2 have a relatively high diffusion coefficient, whereas the coating compositions according to Examples 1 to 3 have a diffusion coefficient of about 0.15 or less.
  • the coating amount to the cigarette paper will be relatively large through the low diffusion coefficient value of the coating composition according to the examples, and the production time is shortened, the manufacturing cost is reduced, and the productivity of the cigarette is improved Can be predicted.
  • the viscosity of the coating composition according to Comparative Example 3 is 1950 cPs
  • the viscosity of the coating composition according to Comparative Example 4 is 200 cPs
  • the viscosity of the coating composition according to Comparative Example 5 is 250 cPs
  • the viscosity of the coating composition according to Example 3 was determined to be 750 cPs
  • the viscosity of the coating composition according to Comparative Example 2 was measured to be 1050 cPs.
  • the coating composition according to Example 1 As a result of measuring the viscosity retention (dynamic viscosity retention) when the rotational speed was increased to 100 rpm, the coating composition according to Example 1 was superior to the coating composition according to Comparative Examples 3 to 6 by 98% It can be confirmed that a dynamic viscosity retention ratio is shown. Therefore, in the case of the coating composition according to the embodiment, it is predicted that the coating workability is improved because the viscosity of the coating roller does not decrease even if the coating roller rotates at high speed, and the amount of the coating composition transferred to the cigarette paper is kept constant.
  • the coating composition according to Comparative Example 3 was not completely dried after 30 minutes, while the coating composition according to Example 1 was dried in two minutes. Accordingly, it can be seen that the drying composition of the coating composition according to the embodiment is very excellent, which improves the coating workability, reduces the manufacturing cost of the cigarette, and saves the manufacturing time.
  • the low ignition performance represents the digestibility of cigarettes placed on 10 sheets of the filter paper according to ISO-12863 Ignition Propensity measurement method.
  • the drying composition of the coating composition is relatively excellent. Since it is possible to dry irrelevantly, high temperature drying equipment can be omitted in the production process, so that the coating workability is improved, the tobacco manufacturing cost is reduced, and the manufacturing time can be predicted to be saved.
  • the coating amount of the coating composition is kept constant regardless of the cigarette production rate at both the high temperature condition and the normal temperature condition, and a cigarette containing the same level of coating portion is produced, It can be predicted that the quality of the cigarette is constant and the coating workability is improved.
  • the medium digestibility indicates the digestibility of tobacco laid on 10 sheets of the filter paper according to ISO-12863 Ignition propensity measurement method, and can be used with the same meaning as the above-mentioned low ignition performance.
  • the intermediate digestibility was determined by the ISO-12863 method.
  • FASE free-air self extinguish
  • the FASE value of the cigarette according to Example 4 is larger than the FASE value of the cigarette according to Comparative Example 7 Respectively. From the results, it can be seen that, in the case of the cigarette according to the example, the possibility of the cigarette being digested during the smoking of the smoker is lower than that of the cigarette according to the comparative example.
  • Cigarettes Cigarettes (tobacco) Cigarette flavor burglar Smoke amount Consistency of taste This hobby aftertaste Comparative Example 7 4.888 5.740 5.850 3.410 5.250 Example 4 4.930 5.740 6.350 3.380 5.700
  • Table 12 shows the results of evaluating the viscosity, diffusion coefficient and intermediate digestibility of the coating composition according to the content of each component of the coating composition including arabic gum, maltose, ethanol, and water, and tobacco to which the coating composition was applied.
  • Table 12 shows that when the content of arabic gum is 10 wt% to 20 wt%, the content of maltose is 20 wt% to 40 wt%, the content of arabic gum is 30 wt%, the content of maltose Is 20 to 40% by weight, it can be seen that the diffusion coefficient is less than 0.4 and the intermediate digestibility is 75% or more.
  • the diffusion coefficient is relatively low, so that the coating amount of the coating composition on the cigarette paper is increased, so that the coating workability can be improved and the low ignition performance can be improved.
  • Table 13 shows the results of measuring the surface tension and the intermediate digestibility according to the ethanol content of the coating composition containing arabic gum, maltose, ethanol and water, and tobacco to which the coating composition was applied.
  • the surface tension was measured by a Sessile Drop method in which each coating composition was made into a droplet, placed on a solid surface, and then measured using the shape of the droplet.
  • the low ignition performance of the coating composition is further improved when the ethanol content is from 15 to 30% by weight, and ethanol lowers the surface tension of the coating composition to an appropriate level, It is possible to increase the affinity, thereby increasing the coating amount, and maintaining the coating amount constant, thereby improving the coating workability.

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  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Paper (AREA)
  • Paints Or Removers (AREA)
PCT/KR2018/008977 2017-08-10 2018-08-07 저발화성 궐련지의 코팅 조성물, 이를 이용하는 담배, 그리고 저발화성 궐련지의 제조방법 WO2019031823A1 (ko)

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US16/620,573 US20200154759A1 (en) 2017-08-10 2018-08-07 Coating composition for low ignition propensity cigarette paper, tobacco using same, and method for manufacturing low ignition propensity cigarette paper
EP18843475.7A EP3636831B1 (en) 2017-08-10 2018-08-07 Coating composition for low ignition propensity cigarette paper, tobacco using same, and method for manufacturing low ignition propensity cigarette paper
ES18843475T ES2933505T3 (es) 2017-08-10 2018-08-07 Composición de revestimiento para papel de cigarrillo con baja propensión a la ignición, tabaco que la utiliza y procedimiento para fabricar papel de cigarrillo con baja propensión a la ignición
RU2020109685A RU2746460C1 (ru) 2017-08-10 2018-08-07 Покровная композиция для сигаретной бумаги с низкой склонностью к воспламенению, табачное изделие, в котором она используется, и способ получения сигаретной бумаги с низкой склонностью к воспламенению
JP2020507596A JP6892553B2 (ja) 2017-08-10 2018-08-07 低発火性シガレットペーパーのコーティング組成物、これを用いるタバコ、および低発火性シガレットペーパーの製造方法

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CN112411252A (zh) * 2020-11-05 2021-02-26 闫少辉 一种降低再造烟叶涂布液粘度的方法
CN113804326B (zh) * 2021-08-17 2024-02-06 云南中烟工业有限责任公司 一种确定卷烟纸搭口电烙铁温度的方法
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JP2022539627A (ja) * 2020-05-29 2022-09-13 ケーティー アンド ジー コーポレイション 機能性物質がコーティングされた喫煙物品用チップペーパーおよびこのチップペーパーのコーティング方法
RU2795122C1 (ru) * 2020-05-29 2023-04-28 Кейтиэндджи Корпорейшн Оберточная бумага для курительных изделий, покрытая функциональным материалом, и способ покрытия оберточной бумаги
JP7388640B2 (ja) 2020-05-29 2023-11-29 ケーティー アンド ジー コーポレイション 機能性物質がコーティングされた喫煙物品用チップペーパーおよびこのチップペーパーのコーティング方法
CN114650739B (zh) * 2020-05-29 2024-03-22 韩国烟草人参公社 吸烟制品、吸烟制品用包装纸及接装纸的涂覆方法

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ES2933505T3 (es) 2023-02-09
EP3636831B1 (en) 2022-11-02
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