WO2023106672A1 - Smoking article to which technology for reducing cigarette odor-inducing material is applied - Google Patents

Abstract

The present invention provides a smoking article comprising a cigarette medium part, a cigarette filter part, and a wrapper, wherein the cigarette medium part comprises a V type cigarette medium in which a flue-cured tobacco, a reconstituted tobacco, STS, and DIET are blended, or an A type cigarette medium in which a flue-cured tobacco, an oriental tobacco, a toasted tobacco, STS, and DIET are blended, and the cigarette filter part comprises activated carbon and a plasticizer.

Description

Smoking articles with tobacco odor reducing technology applied

The present invention relates to a smoking article to which a technology for reducing tobacco odor causing substances is applied.

Tobacco smoke generated through smoking can be divided into main stream smoke that passes through a cigarette filter and is delivered to the mouth, and side stream smoke that is generated into the air without passing through a filter.

Components that cause the smell of tobacco contained in mainstream smoke and sidestream smoke soak into the smoker's fingers holding the cigarette and cause a unique smell of cigarettes, cause bad breath after smoking, or cause cigarette smoke to people other than the smoker. It is likely to cause discomfort.

Accordingly, it is necessary to develop a smoking article that minimizes the smell of tobacco on the fingers during smoking, reduces bad breath after smoking, and reduces the discomfort felt by non-smokers due to secondhand smoke.

Therefore, in order to overcome the problems and / or limitations of the existing technology as described above, the present invention includes a tobacco medium in which total nitrogen and leaf tobacco with low swelling are blended, and a filter to which activated carbon and a plasticizer having a large specific surface area are applied It is an object of the present invention to provide a smoking article comprising:

However, the problem to be solved by the present invention is not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the description below.

According to one embodiment of the present invention, in a smoking article including a tobacco medium part, a cigarette filter part and a wrapper,

The tobacco medium part is a V type tobacco medium in which xanthophyll, platelet, STS (expanded stem) and DIET (expanded stem) are blended, or xanthophyte, oriental, toast (burry), and tobacco blended with STS and DIET. contains medium;

The tobacco filter portion provides a smoking article characterized in that it comprises activated carbon and a plasticizer.

According to one aspect of the present invention, using a blending tobacco medium mainly of leaf tobacco with low total nitrogen content and high puffiness, it is possible to reduce the smell of tobacco occurring during / after smoking by reducing the odor-causing component itself, and flavoring It is possible to give consumers benefits due to masking through the like. In addition, there is an advantage in that it is possible to reduce the smell of tobacco in the mouth, clothes, hands, etc. after smoking by reducing nitrogen compounds, which are odorous components peculiar to tobacco, contained in mainstream smoke and sidestream smoke.

The effects of the present invention are not limited to the above effects, and should be understood to include all effects that can be inferred from the detailed description of the present invention or the configuration of the invention described in the claims.

1 is a view showing a comparison of hand odor development levels according to types of activated carbon included in smoking articles.

2 is a diagram showing a comparison of hand odor expression levels according to whether TJNS and/or super activated carbon were applied.

3 is a diagram showing a comparison of changes in the reduction of nitrogen compounds in mainstream smoke according to blending, cigarette paper, and filter types.

4 is a diagram showing a comparison of reduction changes of nitrogen compounds in sidestream smoke according to blending, cigarette paper, and filter types.

5 is a view showing a comparison of hand odor reduction changes according to blending, cigarette paper, and filter types.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. However, since various changes can be made to the embodiments, the scope of the patent application is not limited or limited by these embodiments. It should be understood that all changes, equivalents or substitutes to the embodiments are included within the scope of rights.

Terms used in the examples are used only for descriptive purposes and should not be construed as limiting. Singular expressions include plural expressions unless the context clearly dictates otherwise. In this specification, terms such as "include" or "have" are intended to designate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, but one or more other features It should be understood that it does not preclude the possibility of the presence or addition of numbers, steps, operations, components, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by a person of ordinary skill in the art to which the embodiment belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related art, and unless explicitly defined in the present application, they should not be interpreted in an ideal or excessively formal meaning. don't

In addition, in the description with reference to the accompanying drawings, the same reference numerals are given to the same components regardless of reference numerals, and overlapping descriptions thereof will be omitted. In describing the embodiment, if it is determined that a detailed description of a related known technology may unnecessarily obscure the gist of the embodiment, the detailed description will be omitted.

In addition, in describing the components of the embodiment, terms such as first, second, A, B, (a), and (b) may be used. These terms are only used to distinguish the component from other components, and the nature, order, or order of the corresponding component is not limited by the term.

Components included in one embodiment and components including common functions will be described using the same names in other embodiments. Unless stated to the contrary, descriptions described in one embodiment may be applied to other embodiments, and detailed descriptions will be omitted to the extent of overlapping.

Throughout the specification, 'smoking article' may refer to an article capable of generating aerosol, such as cigarettes (cigarettes) and cigars. A smoking article may include an aerosol-generating material or an aerosol-forming substrate. Smoking articles may also include solid materials based on tobacco raw materials, such as leafy tobacco, cut filler, and reconstituted tobacco. Smoking substances may contain volatile compounds.

Further, throughout the specification, 'upstream' or 'upstream direction' refers to a direction away from the mouth of a user who smokes a smoking article, and 'downstream' or 'downstream direction' refers to a direction closer to the mouth of a user who smokes a smoking article. means

Furthermore, in the present specification, the case of a combustion type cigarette as an example of a smoking article has been described, but is not limited thereto, and the smoking article may correspond to a heating type cigarette used together with an aerosol generating device such as an electronic cigarette device.

According to one embodiment of the present invention, in a smoking article including a tobacco medium part, a cigarette filter part and a wrapper,

The tobacco medium part is a V type (Virginia blending) tobacco medium in which xanthophyll, platelet, STS (expanded stem) and DIET (expanded stem) are blended, or xanthine, oriental, toast (burry), STS and DIET A blended A type (American bleeding) tobacco medium,

The tobacco filter portion provides a smoking article characterized in that it comprises activated carbon and a plasticizer.

Tobacco medium included in the tobacco medium part of the smoking article may include yellow species, burley species, and orient species as main raw materials, and may include platelets, expanded cut sheath (DIET), and expanded stems (STS) as auxiliary materials. can Among them, in order to reduce the amount of nitrogen compounds that cause odor, the main raw material and the auxiliary raw material having low total nitrogen and swelling may be blended and formulated, preferably, xanthoma, leafy leaf, STS and DIET may correspond to a blended V-type tobacco medium and a blended A-type tobacco medium blended with yellow, oriental, toast, STS, and DIET. In addition, in the case of yellow species, blending based on thin leaves is most effective in terms of the effectiveness, and when toast (burry) is included, it is advantageous in terms of odor reduction to minimize it. As a specific example, V-type tobacco medium applied with 40% of yellow leaf, 10% of plate leaf, 25% of STS I, and 20% of DIET 9, or 28% of yellow leaf, 4.2% of orient, toast

0.6%, STS I 8%, and DIET 9 29.2% may correspond to type A tobacco medium.

In addition, the tobacco medium, apart from being the blended tobacco medium, may also be flavored with an aromatic substance. Through this, it is possible to supplement the deficient taste of leaf tobacco, mask undesirable aroma and taste, and impart a characteristic aroma.

In this case, examples of the flavored substance include rosemary, eucalyptol, licorice, sucrose, fructose syrup, isosweet, cocoa, lavender, cinnamon, cardamom, celery, fenugreek, and casca. Lila, sandalwood, bergamot, geranium, honey essence, rose oil, vanilla, lemon oil, orange oil, mint oil, mandarin oil, catechin, grapefruit, caraway, cognac, jasmine, cacaoyl, menthol, cinnamon, ylang ylang, It may include one or more selected from the group consisting of sage, spearmint, ginger, coriander, and coffee, but is not limited thereto.

Meanwhile, the cigarette filter included in the smoking article may include activated carbon and a plasticizer.

By including the activated carbon, the smoking article according to an embodiment of the present invention can reduce the level of nitrogen compounds present in mainstream smoke, sidestream smoke, and hand odor by adsorbing odor-causing nitrogen compounds to the activated carbon. Types of activated carbon As the furnace, not only normal activated carbon but also super activated carbon may be applicable, and including super activated carbon is more preferable from the viewpoint of reducing tobacco odor causing substances.

Meanwhile, the general activated carbon described herein may mean activated carbon having a specific surface area of 800 to 1200 m ² /g, and the super activated carbon may mean activated carbon having a specific surface area of 1800 to 2000 m ² /g or more. there is.

In addition, the cigarette filter unit may include a filter flavored using a TJNS (transfer jet nozzle system) method for injecting hyangaek into tow during the filter manufacturing process, and the hyangaek material is medium chain fatty acid triglyceride (MCTG) A capsule loaded with at least one solvent selected from the group consisting of fatty acid triglyceride) and propylene glycol (PG) may be separately included. Through this, it is effective in reducing not only mainstream smoke and sidestream smoke, but also nitrogen compounds, which are semi-VOCs that affect the expression of hand odor.

In this case, when the activated carbon, the capsule carrying the hyangaek, and the TJNS filter are used at the same time, the components of the hyangaek are adsorbed while passing through the activated carbon and there is a concern that the function may be reduced. It is preferably located upstream compared to the TJNS filter.

On the other hand, the capsule included in the cigarette filter unit exhibits crushability that can be broken when pressure is applied, for example, when crushed by hand, the fragrance liquid present inside the capsule wets the filter for smoking articles. it could be

The wrapper of the smoking article manufactured according to an embodiment of the present invention may be made of a general filter wrapper, and preferably, magnesium oxide, titanium oxide, cerium oxide, aluminum oxide, zirconium carbonate, calcium carbonate (CaCO ₃ ) , Al(OH) ₃ and Mg(OH) ₂ It may include cigarette paper (low side stream cigarette paper) to which one or more fillers selected from the group consisting of are added. When such a filler is added to cigarette paper, it is possible to reduce sidestream smoke and nitrogen compounds, which are odor causing substances, compared to smoking articles made of ordinary cigarette paper.

Hereinafter, the configuration of the present invention and its effects will be described in more detail through Examples and Comparative Examples. However, these examples are for explaining the present invention in more detail, and the scope of the present invention is not limited to these examples.

- Example

1. Manufacturing and evaluation of smoking articles by tobacco regime

The present inventors prepared 10 types of smoking articles, as shown in Table 1 below, in order to compare the expression levels of odor-inducing components according to tobacco systems (filter type, tar level, filter additive type, cigarette circumference).

* Mono filter: Acetate filter without activated carbon

* Acetate filter: Apply 2 acetate filters without activated carbon

(One) Confirmation of nitrogen compound reduction effect

Smoking article No. For 1, 3, 7, and 8, the reduction effect of nitrogen compounds, which are semi-VOCs, was confirmed and the results are shown in Table 2 below. As a result of comparing the above smoking articles, No It was confirmed that the reduction effect of nitrogen compounds was most prominent in the smoking article of .7.

nitrogen compounds	Pad + Impinger
	No.1	No. 3	No.7	No.8
Pyridine	21.9	20.5	9.00	21.33
2-Picoline	7.30	6.87	2.63	6.97
2,6-Lutidine	1.10	1.07	0.40	0.97
3-Picoline	12.0	11.20	4.43	11.2
4-Picoline	1.33	1.27	0.60	1.23
2,5-Lutidine	1.53	1.53	0.60	1.43
2,4-Lutidine	1.20	1.13	0.50	1.03
3-Vinylpyridine	1,176,473	1,167,821	486,788	1,008,664
Pyrrole	8.03	7.10	4.63	7.20
2,2'-Bipyridyl	-	-	-	-
Indole	5.03	4.87	6.03	4.27

* 3-Vinyl pyridine: Relative quantitative value expressed as peak area as reagent was not secured at the time of experiment

(2) Confirmation of nitrogen compound reduction effect (reduction of hand odor expression level)

For the smoking articles No. 1 to 10 prepared above, the level of hand odor expression for each smoking article was measured, and the results are shown in Table 3 and FIGS. 1 and 2 below.

	TPM	Pyridine	3-ethyl pyridine	3-ethenylpyridine	Nicotine	Pyridine/TPM
One	13.25	0.20	0.03	0.06	2.08	0.015
2	13.33	0.19	0.03	0.06	2.28	0.014
3	9.24	0.19	0.03	0.05	2.90	0.021
4	19.24	0.17	0.03	0.05	2.05	0.009
5	15.86	0.20	0.03	0.05	2.13	0.012
6	15.02	0.09	0.02	0.04	2.58	0.006
7	13.34	0.04	0.01	0.03	2.49	0.003
8	14.31	0.10	0.02	0.03	2.33	0.007
9	13.39	0.03	0.01	0.03	2.54	0.002
10	12.87	0.10	0.01	0.03	2.83	0.008

1, which shows the level of hand odor expression according to the type of activated carbon, the smoking article of No. 6 using normal activated carbon is superior to the smoking article of No. 1 as a control group, and the effect of reducing hand odor expression is superior to that of the smoking article of No. 1 using super activated carbon. It can be confirmed that the smoking article of No. 7 has a more excellent reduction effect than that of No. 6.

In addition, through FIG. 2 showing the level of hand odor expression according to whether TJNS and / or super activated carbon were applied, the smoking article of No.8 to which TJNS was applied was superior to the smoking article of No.1, which was a control, in reducing the expression of hand odor. And, it can be confirmed that the smoking article of No. 9 to which super activated carbon and TJNS are simultaneously applied has a better reduction effect than that of No. 8 (about 80% reduction of odor-causing components).

(3) Confirmation of nitrogen compound reduction effect (reduction of odor-causing components of sidestream smoke)

The present inventors conducted an experiment on the above-prepared smoking articles No. 1, 2, and 5 in order to investigate the effect of reducing sidestream odor-causing components according to the use of cut filler flavor and low sidestream cigarette paper, and the results are shown in Table 4 below. indicated in

No.	Pyridine	3-ethyl pyridine	3-ethenylpyridine	Nicotine
One	1.56	2.44	36.89	4150.56
2	1.56	2.33	35.00	4505.89
5	0.67	1.33	19.56	3331.89

As shown in Table 4 above, the smoking article of No. 5 using cutweed flavor and low sidestream cigarette paper has an effect of reducing odor-causing components in sidestream smoke (reducing effect of about 57% based on pyridine) compared to No. 1 and 2. ) can be confirmed.

2. Manufacturing and evaluation of leaf tobacco blended smoking articles

The inventors of the present invention tested the smoking articles of Examples 1 to 4 and Comparative Example 1 with the configuration shown in Table 5 below in order to examine the reduction of nitrogen compounds, which are odor-inducing substances, according to the types of blending, cigarette paper, and filters of leaf tobacco. was produced.

	Blending	cigarette paper	filter	tip paper	note
Example 1	A type (flavored)	low sidestream smoke	Super AC 3mg/mm	common	VR 65%
Example 2	V type (flavored)	low sidestream smoke	Super AC 3mg/mm	common	VR 65%
Example 3	V type (flavored)	low sidestream smoke	Super AC 3mg/mm	common	VR 65%
Example 4	V type (flavored)	For RAISON BLUE	For RAISON BLUE	common	VR 65%
Comparative Example 1	RAISON BLUE	For RAISON BLUE	For RAISON BLUE	For RAISON BLUE	Current

* V type: Leaf blend with 40% xanthophyte thin leaf, 10% plate leaf, 25% STS (expanded stem), and 20% DIET (expanded cut sheath) applied (Virginia blending without burry)

* A type: Yellow seed 28%, orient 4.2%, toast (burry) 20.6%, STS 8%, DIET 29.2% applied leaf blend (American blending including burry)

* RAISON BLUE Blending: Tar 3mg blending (American blending including burry) with 38% yellow seed, 4.2% oriental, 8% leaf leaf, 26.2% toast, 4% STS, and 19.6% DIET

* Cigarette paper for RAISON BLUE: Cigarette paper with a porosity of 45 cu

* Filter for RAISON BLUE: 460 mmH ₂ O filter

* Tip paper for RAISON BLUE: Tip paper with porosity of 850 cu

* VR : Ventilation Rate

Then, with respect to Examples 1 to 4 and Comparative Example 1, the reduction effect of nitrogen compounds on mainstream smoke, sidestream smoke and hand odor was confirmed, and the results were shown in FIGS. 3 (mainstream smoke), 4 (sidestream smoke) and 5 ( hand odor).

As a result, it was confirmed that the smoking article of Example 2 including V type blending, super activated carbon, and low sidestream cigarette paper had a reduction in nitrogen compounds by about 50% or more compared to the conventional product (Comparative Example 1) (FIG. 3). In terms of odor and sidestream smoke, it was confirmed that the smoking articles of Examples 1 to 4 showed a reduction effect of about 30 to 45% compared to the smoking article of Comparative Example 1 (FIGS. 4 and 5).

As shown in Table 4 above, it was confirmed that the tobacco smell was suppressed in the case of the smoking article including the TJNS filter containing the capsule, compared to the unflavored filter.

Through such experimental examples, it can be confirmed that nitrogen compounds that cause odors in mainstream smoke, sidestream smoke, hand odor, etc. can be greatly reduced by including specific leaf tobacco blending, specific cigarette paper, cutweed flavor, TJNS, and capsules, It can be seen that combining them can maximize the effect of reducing the odor.

As described above, although the embodiments have been described with limited drawings, those skilled in the art can apply various technical modifications and variations based on the above. For example, the described techniques may be performed in an order different from the method described, and/or components of the described system, structure, device, circuit, etc. may be combined or combined in a different form than the method described, or other components may be used. Or even if it is replaced or substituted by equivalents, appropriate results can be achieved.

Therefore, other implementations, other embodiments, and equivalents of the claims are within the scope of the following claims.

Claims (12)

1. In a smoking article comprising a tobacco medium part, a cigarette filter part and a wrapper,

   The tobacco medium part is a V type tobacco medium blended with xanthophyll, platelet, STS (expanded stem) and DIET (expanded stem), or A blended xanthal, oriental, toast (burry), STS and DIET. type tobacco medium,

   The smoking article according to claim 1, wherein the tobacco filter portion comprises activated carbon and a plasticizer.
2. According to claim 1,

   A smoking article according to claim 1 , wherein the yellowish mass of the tobacco medium part is thin leaf.
3. According to claim 1,

   The tobacco medium part includes a V type tobacco medium,

   The smoking article according to claim 1, wherein the V type tobacco medium is 40% xanthophyll leaf, 10% platelet leaf, 25% STS, and 20% DIET.
4. According to claim 1,

   The tobacco medium unit includes A type tobacco medium,

   The smoking article according to claim 1, wherein the type A tobacco medium is 28% xanthophyll, 4.2% orient, 20.6% toast, 8% STS, 29.2% DIET.
5. According to claim 1,

   The smoking article according to claim 1, wherein the activated carbon is super activated carbon having a specific surface area of at least 1800 m ² /g.
6. According to claim 1,

   Characterized in that the plasticizer is triethyl citrate (TEC).
7. According to claim 1,

   The smoking article according to claim 1 , wherein the tobacco medium is a tobacco medium flavored with an aromatic substance.
8. According to claim 1,

   The tobacco filter unit is characterized in that it comprises a TJNS (transfer jet nozzle system) filter flavored with hyangaek material, a smoking article.
9. According to claim 1,

   The cigarette filter part is a smoking article, characterized in that it comprises a capsule carrying a hyangaek material.
10. According to any one of claims 7 to 9,

    The fragrance substance is rosemary, eucalyptol, licorice, sucrose, fructose syrup, isosweet, cocoa, lavender, cinnamon, cardamom, celery, fenugreek, cascarilla, sandalwood, bergamot, geranium, honey essence, rose oil, vanilla, lemon oil, orange oil, mint oil, mandarin oil, catechins, grapefruit, caraway, cognac, jasmine, cacao, menthol, cinnamon, ylang ylang, sage, spearmint, ginger, coriander and coffee A smoking article comprising at least one selected from
11. According to claim 10,

    A smoking article, characterized in that the solvent for supporting the hyangaek substance is at least one selected from the group consisting of medium chain fatty acid triglyceride (MCTG) and propylene glycol (PG).
12. According to claim 1,

    The wrapper is a cigarette paper to which one or more fillers selected from the group consisting of magnesium oxide, titanium oxide, cerium oxide, aluminum oxide, zirconium carbonate, calcium carbonate (CaCO ₃ ), Al(OH) ₃ and Mg(OH) ₂ are added. A smoking article comprising:

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