TW202337335A - A smoking article to which technology to reduce cigarette odor causing substances 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 products applying technology to reduce odor-causing substances

The present invention relates to a smoking article applying technology for reducing smoke-causing substances.

The smoke produced by smoking can be divided into main stream smoke that passes through the tobacco filter and is delivered to the mouth, and side stream smoke that is produced into the air without passing through the filter.

The components that cause the smoke smell in mainstream smoke and sidestream smoke penetrate into the smoker's fingers, creating a unique smoke smell. Therefore, it can cause bad breath after smoking, or cause discomfort to people other than the smoker due to the smoke.

Therefore, it is necessary to develop a smoking product that can reduce the smell of smoke on fingers when smoking, reduce bad breath after smoking, and reduce the discomfort felt by non-smokers due to second-hand smoke.

Technical topics:

To this end, in order to overcome the above-mentioned problems and/or limitations of the prior art, the object of the present invention is to provide a smoking product, which includes a tobacco medium formulated with total nitrogen and low-expansion tobacco leaves, and includes the application of activated carbon with a high specific surface area and plasticizer filters.

However, the technical problems to be solved by the present invention are not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those with ordinary knowledge in the field to which the present invention belongs from the following description.

Technical method:

According to an embodiment of the present invention, a smoking article is provided that includes a tobacco medium portion, a tobacco filter portion and a wrapping paper, wherein the tobacco medium portion includes flue-cured tobacco, tobacco sheets, expanded tobacco stems (STS) and V-type tobacco media blended with expanded cut tobacco (DIET), or A-type tobacco media blended with flue-cured tobacco, Oriental tobacco, baked tobacco (Burley tobacco), STS and DIET, and the tobacco filter includes Activated carbon and plasticizers.

Invention effect:

According to one aspect of the present invention, by using a blended tobacco medium mainly composed of low total nitrogen content and high expansion tobacco leaves, the components causing smoke flavor themselves can be reduced, thereby reducing the smoke flavor generated during/after smoking, and can be achieved through flavoring. Waiting for cover-up to bring benefits to consumers. In addition, by reducing the nitrogen compounds that are unique tobacco odor components contained in mainstream smoke and sidestream smoke, the smoke smell in the mouth, clothes, hands, etc. after smoking can be reduced.

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

Hereinafter, embodiments will be described in detail with reference to the drawings. However, various changes can be made to the embodiments, and the patent scope of the present invention is not limited or limited by the embodiments. All modifications, equivalents or alternatives to the embodiments are included within the scope of the patent.

The terms used in the embodiments are only used to describe specific embodiments and are not used to limit the embodiments. Unless otherwise specified in the content, singular expressions include the plural. In this specification, terms such as "including" or "having" are used to express the presence of the features, numbers, steps, operations, constituent elements, accessories or combinations thereof described in the specification, and do not exclude the presence of one or more other features. , numbers, steps, operations, components, accessories or combinations thereof, or additional functions.

Unless otherwise defined, all terms including technical or scientific terms used herein have the ordinary meaning commonly understood by one of ordinary skill in the art to which this invention belongs. Commonly used terms that are the same as dictionary definitions should be understood to have meanings consistent with the usual content of the relevant technology. Unless explicitly mentioned in this application, they cannot be overly idealized or interpreted as formal meanings.

In addition, in the description with reference to the drawings, the same constituent elements will be assigned the same reference numerals regardless of the reference numerals, and repeated description thereof will be omitted. During the description of the embodiments, when it is judged that the detailed description of relevant conventional technologies will unnecessarily obscure the embodiments, the detailed description thereof will be omitted.

Furthermore, in describing components of the embodiments, terms such as first, second, A, B, (a), (B), etc. may be used. These terms are only used to distinguish its constituent element from another constituent element, and the nature, sequence or order of the element is not limited by these terms.

Constituent elements and elements having common functions included in one embodiment may be described using the same names in another embodiment. Unless otherwise mentioned, descriptions regarding a certain embodiment may be applied to other embodiments, and detailed descriptions thereof will be omitted to the extent of repetition.

"Smoking articles" in this article may refer to items that can generate aerosols, such as cigarettes (rolling cigarettes), cigars, etc. Smoking articles may include an aerosol-generating material or an aerosol-forming matrix. In addition, smoking articles may also include solid materials based on tobacco raw materials, such as leaf-shaped tobacco, cut tobacco, reconstituted tobacco, and the like. Smoking substances can contain volatile compounds.

In addition, throughout the specification, "upstream" or "upstream direction" refers to the direction away from the smoker's mouth, and "downstream" or "downstream direction" refers to the direction close to the smoker's mouth.

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

According to an embodiment of the present invention, a smoking article is provided that includes a tobacco medium portion, a tobacco filter portion and a wrapping paper, wherein the tobacco medium portion includes flue-cured tobacco, tobacco sheets, expanded tobacco stems (STS) and V-type (Virginia blending) tobacco medium blended with expanded cut tobacco (DIET), or A-type (American blending) tobacco medium blended with flue-cured tobacco, Oriental tobacco, baked tobacco (burley), STS and DIET, and the above Tobacco filters include activated carbon and plasticizers.

The tobacco medium included in the tobacco medium part of the smoking article may include flue-cured tobacco, burley tobacco and oriental tobacco as main raw materials, and may include tobacco sheets, expanded cut tobacco (DIET) and expanded tobacco stems (STS) as auxiliary materials . Among them, in order to reduce the amount of nitrogen compounds that cause smoke flavor, the main raw materials and auxiliary raw materials with low total nitrogen and low expansion can be mixed and formulated. Preferably, they can correspond to flue-cured tobacco, tobacco flakes, expanded tobacco stems ( STS) and expanded cut tobacco (DIET), and A-type tobacco medium that blends flue-cured tobacco, Oriental tobacco, baked tobacco, STS, and DIET. In addition, in the case of flue-cured tobacco, the above-mentioned effect is most effective when blending mainly with thin leaves. In the case of including baked tobacco (burley tobacco), blending by minimizing it can reduce the smoke smell. Favorable aspects. Specifically, for example, it can correspond to the V-type tobacco medium using 40% flue-cured tobacco leaves, 10% tobacco flakes, 25% STS I and 20% DIET 9, or using 28% flue-cured tobacco thin leaves and 4.2% Oriental tobacco. , 20.6% baked tobacco III, 8% STS I and 29.2% DIET 9 type A tobacco medium.

In addition, in addition to the prepared tobacco medium, the tobacco medium may also be flavored with a flavoring liquid substance. Through this method, not only can the deficient flavor of tobacco leaves be supplemented and undesirable aromas and flavors can be masked, but a unique taste can also be imparted.

In this case, the perfumed liquid substance may include, for example, a group consisting of rosemary, eucalyptus, licorice, sucrose, fructose syrup, iso sweet, cocoa, lavender, cinnamon , cardamom, celery, fenugreek, balsam, sandalwood, bergamot, geranium, honey essence, rose oil, vanilla, lemon oil, orange oil, peppermint oil, mandarin oil, catechins, grapefruit, caraway , brandy, jasmine, cocoa butter, menthol, cinnamon, ylang-ylang oil, sage, spearmint, ginger, coriander and coffee, but the invention is not limited thereto.

Additionally, the tobacco filter portion included in the smoking article may include activated carbon and plasticizers.

By including the activated carbon, the smoking article according to an embodiment of the present invention can adsorb nitrogen compounds that cause smoke smell into the activated carbon, so as to reduce the levels of nitrogen compounds present in mainstream smoke, side stream smoke and hand smoke smell. , and as the type of activated carbon, not only general activated carbon but also super activated carbon can be used, and from the perspective of reducing smoke-causing substances, super activated carbon is more preferably included.

In addition, the general activated carbon described herein may refer to activated carbon with a specific surface area of 800 to 1200 m ² /g, and the super activated carbon may be activated carbon with a specific surface area of 1800 to 2000 ^{m 2} /g or more.

In addition, the tobacco filter part may include a filter that is flavored by using a transfer jet nozzle system (TJNS) method (injecting flavors into the tow during the process of manufacturing the filter), or may include it separately A capsule containing a perfume liquid substance as a solvent, wherein the solvent is one or more selected from the group consisting of medium chain fatty acid triglyceride (MCTG, medium chain fatty acid triglyceride) and propylene glycol (PG, propylene glycol) . As a result, not only mainstream smoke and sidestream smoke can be effectively reduced, but also nitrogen compounds - semi-volatile organic compounds (semi-VOCs) that affect the expression of smoke flavor on hands.

In this case, when activated carbon, a capsule containing a fragrance liquid substance, and a TJNS filter are used at the same time, since the components of the fragrance liquid are adsorbed when passing through the activated carbon and its function may be reduced, it is preferable to Compared to capsules and TJNS filters, filters including activated carbon are located upstream.

Additionally, capsules included in the tobacco filter portion exhibit crushability that can be broken when pressure is applied, for example, the flavor liquid within the capsule may wet the filter of the smoking article when broken by hand. .

The packaging paper for smoking products prepared according to an embodiment of the present invention can be made of general filter packaging paper, and preferably can include cigarette paper (low side flow cigarette paper) with filler added, wherein the filler is One or more types 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 . When this filler is added to cigarette paper, sidestream smoke and nitrogen compounds that are substances that cause smoke odor can be reduced compared to smoking articles made of general cigarette paper.

Hereinafter, the structure of this invention and its effect are demonstrated in more detail using Examples and Comparative Examples. However, these Examples are used to illustrate the present invention in more detail, and the scope of the present invention is not limited to these Examples.

Example

1. Prepare and evaluate smoking products according to tobacco conditions

The inventors prepared 10 types of smoking articles as shown in Table 1 below to compare the degree of expression of components causing smoke odor according to tobacco conditions (filter type, tar level, filter additive type, cigarette circumference). [Table 1] serial number perimeter Flavored tobacco Filter cigarette paper tar 1 ordinary ○ Diacetate generally 3mg 2 ordinary × Diacetate generally 3mg 3 ordinary ○ Diacetate generally 1mg 4 ordinary ○ Diacetate generally 6mg 5 ordinary ○ Diacetate Mg(OH) 3mg 6 ordinary ○ Activated carbon 3mg/mm generally 3mg 7 ordinary ○ Super activated carbon 3mg/mm generally 3mg 8 ordinary ○ Single+TJNS/capsule generally 3mg 9 ordinary ○ Super activated carbon 3mg/mm +TJNS/capsule generally 3mg 10 Super fine ○ Diacetate generally 3mg * Single filter: Acetate filter without activated carbon * Dual acetate filter: Use 2 acetate filters without activated carbon

(1) Confirm the effect of reducing nitrogen compounds

For the smoking products No. 1, 3, 7 and 8 prepared as described above, the reducing effect of semi-volatile organic compound nitrogen compounds was confirmed, and the results are shown in Table 2 below, and as a comparison of the above smoking products As a result, it was confirmed that the No. 7 smoking article containing 3 mg/mm super activated carbon showed the most significant nitrogen compound reducing effect. [Table 2] Nitrogen compounds Soft pad (Pad) + impact bottle (Impinger) No. 1 No. 3 No. 7 No. 8 pyrimidine 21.9 20.5 9.00 21.33 2- methylpyridine 7.30 6.87 2.63 6.97 2,6- lutidine 1.10 1.07 0.40 0.97 3- methylpyridine 12.0 11.20 4.43 11.2 4- methylpyridine 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- bipyridine - - - - indole 5.03 4.87 6.03 4.27 *3-Vinylpyridine: Since the sample cannot be secured during the experiment, the relative quantitative value expressed as peak area

(2) Confirm the nitrogen compound reduction effect (reduce the expression level of smoke smell on hands)

For the smoking articles No. 1 to No. 10 prepared above, the expression level of smoke smell on the hand of each smoking article was measured, and the results are shown in Table 3, Figure 1 and Figure 2 below. [table 3] serial number TPM pyrimidine 3-Ethylpyridine 3-vinylpyridine nicotine Pyrimidine/TPM 1 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

From Figure 1 (showing the expression level of smoke smell on hands according to the type of activated carbon), it can be confirmed that compared with smoking article No. 1 as a control group, smoking article No. 6 using general activated carbon is more effective in reducing hand smoke. It has a more excellent effect in terms of odor, and the No. 7 smoking product using super activated carbon has a more excellent reducing effect than the above-mentioned No. 6 smoking product.

In addition, it can be confirmed from Figure 2 (showing the expression level of smoke smell on the hands according to whether TJNS and/or super activated carbon are applied or not) that compared with the smoking article No. 1 as the control group, No. 8 using TJNS The smoking product has a better effect in reducing the smell of smoke on hands, and the No. 9 smoking product that uses super activated carbon and TJNS at the same time has a better reduction effect than the above-mentioned No. 8 smoking product (reducing about 80% Ingredients that cause smoke odor).

(3) Confirm the nitrogen compound reduction effect (reduce the components that cause smoke odor in sidestream smoke)

In order to confirm the effect of using shredded tobacco flavoring and low sideflow cigarette paper to reduce the components that cause smoke smell in sideflow cigarettes, the inventors conducted experiments on the smoking articles No. 1, 2 and 5 prepared above, and the results are as follows As shown in Table 4. [Table 4] serial number pyrimidine 3-Ethylpyridine 3-vinylpyridine nicotine 1 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, it was confirmed that smoking article No. 5 using shredded tobacco flavoring and low sideflow cigarette paper showed an effect of reducing components that cause smoke odor in sideflow smoke compared to No. 1 and No. 2 ( Based on pyridine, the reduction effect is approximately 57%).

2. Preparation and evaluation of smoking products blended with tobacco leaves

In order to find changes in the reduction of nitrogen compounds that are substances that cause smoke flavor depending on the blend of tobacco leaf types, cigarette paper, and filters, smoking articles of Examples 1 to 4 and Comparative Example 1 were prepared with the compositions shown in Table 5 below. [table 5] allocate cigarette paper Filter Tipping paper Remarks Example 1 Type A (flavored) low side stream smoke Super AC 3mg/mm generally VR65% Example 2 Type A (flavored) low side stream smoke Super AC 3mg/mm generally VR65% Example 3 V type (flavored) low side stream smoke Super AC 3mg/mm generally VR65% Example 4 V type (flavored) for korean cat blue for korean cat blue generally VR65% Comparative example 1 Korean cat blue (RAISON BLUE) for korean cat blue for korean cat blue for korean cat blue current *Type V: 40% flue-cured tobacco leaves, 10% tobacco flakes, 25% STS and 20% DIET are used for blending (excluding Virginia blending of burley tobacco) *Type A: 28% Blended with flue-cured tobacco, 10% Oriental tobacco, 20.6% baked tobacco (Burley tobacco), 8% STS and 29.2% DIET (including American blending of Burley tobacco) *Blending of Korean cat blue: The blending of 3 mg of tar uses 38% flue-cured tobacco, 4.2% Oriental tobacco, 8% tobacco flakes, 26.2% baked tobacco, 4% STS and 19.6% DIET (including American blending of burley tobacco). :) VR: Ventilation Rate

Then, from Examples 1 to 4 and Comparative Example 1, the effect of nitrogen compounds on reducing the smell of mainstream smoke, side stream smoke, and hand smoke was confirmed, and the results are shown in Figure 3 (Mainstream Smoke) and Figure 4 (sidestream smoke) and picture 5 (smoke smell on hand).

The results show that compared with the existing product (Comparative Example 1), the smoking product of Example 2, which includes V-shaped blending, super activated carbon and low side flow cigarette paper, reduces nitrogen compounds by more than 50% (Figure 3), and is It was confirmed that the smoking products of Examples 1 to 4 showed a reduction effect of about 30% to 45% compared to the smoking product of Comparative Example 1 in terms of hand smoke smell and side stream smoke (Figures 4 and 5) .

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

Through these experimental examples, it can be confirmed that nitrogen compounds that cause odor in mainstream smoke, sidestream smoke, hand smoke, etc. can be greatly reduced by including specific tobacco leaf preparation, specific cigarette paper, tobacco flavoring, TJNS and capsules. And combining them together maximizes smoke odor reduction effects.

In summary, the embodiments have been described through limited drawings, and those with ordinary knowledge in the field to which the present invention belongs can make various modifications and variations to the above descriptions. For example, the described technology is performed in a different order from the described method, and/or the described constituent elements are combined or combined in a different form from the described method, or are replaced by other constituent elements or equivalents, or Displacement can also achieve the same effect.

Accordingly, other implementations, other embodiments, and equivalents of the scope of the claims are all within the scope of the patent claims.

without

Figure 1 is a comparative graph showing the level of expression of smoke smell on the hand according to the type of activated carbon included in the smoking article. Figure 2 is a comparison graph showing the level of smoke odor expression on the hands according to the application of TJNS and/or Super Activated Carbon or not. Figure 3 is a comparative graph showing changes in nitrogen compound reduction in mainstream cigarettes according to formulation, cigarette paper, and filter type. Figure 4 is a comparative graph showing changes in nitrogen compound reduction in sidestream smoke according to formulation, cigarette paper and filter type. Figure 5 is a comparative graph showing changes in hand odor reduction according to formulation, cigarette paper, and filter type.

Claims (12)

A smoking product, which includes a tobacco medium part, a tobacco filter part and a wrapping paper, wherein The tobacco medium part includes a V-shaped tobacco medium blended with flue-cured tobacco (flue-cured), tobacco flakes, expanded tobacco stems (STS) and expanded cut tobacco (DIET), or flue-cured tobacco, oriental tobacco, baked tobacco (white Type A tobacco medium prepared from rib tobacco), STS and DIET, The tobacco filter part includes activated carbon and plasticizer. Smoking articles according to claim 1, wherein The flue-cured tobacco in the tobacco medium part has thin leaves. Smoking articles according to claim 1, wherein The tobacco medium part includes the V-shaped tobacco medium, The V-shaped tobacco medium is 40% flue-cured tobacco leaves, 10% tobacco flakes, 25% STS and 20% DIET. Smoking articles according to claim 1, wherein the tobacco medium portion includes the type A tobacco medium, The Type A tobacco medium is 28% flue-cured tobacco, 4.2% Oriental tobacco, 20.6% baked tobacco, 8% STS and 29.2% DIET. The smoking product according to claim 1, wherein the activated carbon is super activated carbon with a specific surface area of 1800 m ² /g or more. Smoking articles according to claim 1, wherein The plasticizer is triethyl citrate (TEC). Smoking articles according to claim 1, wherein The tobacco medium is a tobacco medium in which the flavor liquid substance is flavored. Smoking articles according to claim 1, wherein The tobacco filter portion includes a Transfer Nozzle System (TJNS) filter in which flavor liquid material is flavored. Smoking articles according to claim 1, wherein The tobacco filter includes a capsule containing a flavoring liquid substance. Smoking articles according to any one of claims 7 to 9, wherein The spice liquid material includes rosemary, eucalyptus, licorice, sucrose, fructose syrup, heterosweeteners, cocoa, lavender, cinnamon, cardamom, celery, fenugreek, bitter tree, sandalwood, bergamot Tangerine, geranium, honey essence, rose oil, vanilla, lemon oil, orange oil, peppermint oil, mandarin oil, catechin, grapefruit, caraway, brandy, jasmine, cocoa butter, menthol, cinnamon, ylang-ylang oil , sage, spearmint, ginger, coriander and coffee. Smoking articles according to claim 10, wherein The solvent used to contain the perfume liquid substance is one or more selected from the group consisting of medium chain fatty acid triglycerides and propylene glycol. The smoking article according to claim 1, wherein the wrapping paper includes cigarette paper with added filler, wherein the filler is selected from the group consisting of magnesium oxide, titanium oxide, cerium oxide, aluminum oxide, zirconium carbonate, calcium carbonate (CaCO ₃ ), One or more types of the group consisting of Al(OH) ₃ and Mg(OH) ₂ .