TW202329830A - Filter for a smoking article with reduced cigarette odor by applying additives fragrances to reduce cigarette smell-inducing substances,and a smoking article including the same - Google Patents

Abstract

The present invention provides a smoking article filter and a smoking article including same, with tobacco odor reduced therein, wherein the filter comprises: a filter portion having an upstream end joined to a smoking material portion of the smoking article; and a wrapper wrapping the filter portion, wherein the filter portion includes at least one additive selected from the group consisting of medium chain fatty acid triglyceride (MCTG), propylene glycol (PG), and glycerin.

Description

Filters for smoking articles and smoking articles for reducing the taste of smoke by applying additives and flavors that reduce smoke-causing substances

The present invention relates to a filter for a smoking article and a smoking article for reducing the taste of smoke through the application of additives and flavourants which reduce smoke-causing substances.

The smoke generated by smoking can be divided into main stream smoke (main stream smoke) that passes through the tobacco filter and is delivered to the mouth, and side stream smoke (side stream smoke) that does not pass through the filter and is generated into the air.

The components that cause the smell in the mainstream smoke and sidestream smoke will soak into the smoker's fingers, thereby producing a unique smell of smoke, therefore, after smoking, it will cause bad breath, or the smell of smoke to people other than the smoker. Come unwell.

Therefore, be necessary to develop a kind of smoking product, to reduce the smoke smell on the finger when smoking, and reduce the halitosis after smoking, and reduce the discomfort that non-smoker feels because of second-hand smoke.

[Prior Art Literature]

[Patent Document]

Korea Granted Patent Publication No. 10-2062207 (2020.01.03.)

[Technical Issues]

Therefore, in order to overcome the above-mentioned problems and/or limitations of the prior art, it is an object of the present invention to provide a filter for smoking articles for reducing smoke taste and/or a smoking article comprising the same, which can be used for reducing A liquid additive of a substance causing a smoke flavor is applied to a filter and prepared by adding a flavor liquid to the additive.

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 skilled in the art from the following description.

[Technical method]

According to an embodiment of the present invention, there is provided a filter for smoking articles with reduced smoke taste, which comprises: a filter part, the upstream end of which is coupled to the smoking substance part of the smoking article; and wrapping paper, which wraps the A filter portion, wherein the filter portion includes an additive selected from the group consisting of medium chain fatty acid triglyceride (MCTG, Medium chain fatty acid triglyceride), propylene glycol (PG, Propylene glycol) and glycerin above.

According to yet another embodiment of the present invention, there is provided a reduced-smoke smoking article comprising a smoking substance portion, a filter portion and a wrapper, comprising: a first filter portion coupled at an upstream end to the smoking substance portion; Two filter portions coupled to the downstream end of the first filter portion; a first wrapper wrapping the first filter portion and a second wrapper wrapping the second filter portion; a coupling wrapper wrapped with coupling the first filter portion to a second filter portion; and a tipping wrapping to couple the smoking substance portion to the filter portion, wherein the first filter portion, the second filter portion or the first filter portion The part and the second filter part include additives selected from the group consisting of medium chain fatty acid triglyceride (MCTG, Medium chain fatty acid griglyceride), propylene glycol (PG, Propylene glycol), and glycerin.

[Invention effect]

According to the filter of the smoking article and the smoking article of the present invention, it is possible to reduce the bad smell of cigarettes caused by exhalation (inhalation and exhalation) during/after smoking, and to provide convenience for consumers by covering. In addition, by masking the odor components unique to cigarettes, it is possible to reduce the smell of smoke in the mouth, clothes, hands, etc. after smoking.

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 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 accompanying 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 strains, equivalents or substitutions of the embodiments are included within the scope of the patent application.

The terms used in the embodiments are for describing specific embodiments only, and are not intended to limit the embodiments. Unless otherwise specified in the content, a singular expression includes a plural meaning. In this specification, terms such as "comprising" or "having" are used to express the presence of 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, constituent elements, accessories or combinations thereof, or additional functions.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the usual meanings understood by those of ordinary skill in the art. Commonly used terms that are the same as those defined in dictionaries should be understood as meanings that are consistent with the usual content of related technologies, and should not be overly idealized or interpreted as formal meanings unless explicitly mentioned in this application.

In addition, in the description with reference to the drawings, the same constituent elements are assigned the same reference numerals regardless of the reference numerals, and redundant description thereof will be omitted. In describing the embodiments, when it is judged that the specific descriptions of related known technologies will unnecessarily confuse the embodiments, the detailed descriptions thereof are omitted.

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

For constituent elements included in a certain embodiment and elements having common functions, the same names may be used in another embodiment to describe. Unless otherwise mentioned, a description about a certain embodiment may be applicable to other embodiments, and a detailed description thereof will be omitted within the scope of repetition.

"Smoking articles" herein may refer to articles capable of generating aerosols, such as cigarettes (rolling cigarettes), cigars, and the like. The smoking article may comprise an aerosol-generating material or an aerosol-forming substrate. In addition, the smoking article may also include tobacco-based solid materials, such as leaf tobacco, shredded tobacco, reconstituted tobacco, and the like. Smoking substances may contain volatile compounds.

Furthermore, throughout the specification, "upstream" or "upstream direction" refers to a direction away from a smoker's mouth, and "downstream" or "downstream direction" refers to a direction closer to a smoker's mouth. For example, in the smoking article (10) shown in Figure 1, the smoking substance portion (11) is located upstream or in an upstream direction from the filter portion (12, 14).

In addition, the case of a combustion-type cigarette as an example of the smoking article (10) is described in this specification, but the present invention is not limited thereto, and the smoking article (10) may correspond to aerosol cigarettes such as electronic cigarette devices. A heated cigarette for use with a generating device (not shown).

According to an embodiment of the present invention, there is provided a filter for smoking articles with reduced smoke taste, which comprises: a filter part, the upstream end of which is coupled to the smoking substance part of the smoking article; and wrapping paper, which wraps the A filter portion, wherein the filter portion includes an additive selected from the group consisting of medium chain fatty acid triglyceride (MCTG, Medium chain fatty acid triglyceride), propylene glycol (PG, Propylene glycol) and glycerin above.

By including liquid additives such as Medium chain fatty acid triglyceride (MCTG), propylene glycol (PG, Propylene glycol) and/or glycerin in the filter part, the amount of migration of components causing smoke flavor can be reduced , and by adjusting the amount of additives added, it is also possible to control the degree of migration of components that cause smoke.

Specifically, it is preferable to include at least one additive selected from the group consisting of MCTG, PG, and glycerin in a filter portion included in a smoking article in a range of 3.0 mg to 30 mg. If it is less than the lower limit of the above range, the effect of reducing the amount of migration of components causing smoke flavor may not be significant; if it exceeds the upper limit of the above range, problems may arise in operability such as filter formation, or migration of nicotine components may be affected Quantitative changes.

In addition, by adding a flavoring liquid to the additive, a smoke-tasting masking effect can be expected.

At this time, the flavoring liquid may be an agent that imparts taste and/or flavor to the aerosol produced from the tobacco material, and may include, for example, rosemary, table oil, licorice, sucrose, fructose syrup, isosweetener (iso sweet), cocoa, lavender, cinnamon, cardamom, celery, fenugreek, bitter tree, sandalwood, bergamot, geranium, honey essence, rose oil, vanilla, lemon oil, orange oil, peppermint oil, citrus oil, Catechin, grapefruit, caraway, brandy, jasmine, cocoa butter, menthol, cinnamon, ylang-ylang oil, sage, spearmint, ginger, coriander, coffee, etc., but not limited to.

In addition, the filter according to an embodiment of the present invention may be formed of filters of various materials, and as an example, it may correspond to cellulose acetate, and furthermore, may be a transfer nozzle system (TJNS) in which the flavor liquid is flavored. Filters.

Furthermore, in the case of a filter including activated carbon, in addition to the filter part including an additive added with a flavor liquid, the filter part may be divided into two or more segments, and may be divided into a first filter part, a second filter part, and a second filter part. Two filter parts, etc. In this case, as an example, when the first filter part includes activated carbon, the second filter part may correspond to a TJNS filter.

In addition, since components of fragrance liquid such as fragrance or menthol may be adsorbed when passing through activated carbon and its function may be reduced, it is preferable that the filter including activated carbon is located upstream compared with the TJNS filter.

In addition, as the type of activated carbon included in the filter portion, not only general activated carbon but also super activated carbon can be used, and from the viewpoint of reducing smoke-causing substances, it is more preferable to include super activated carbon .

In addition, the general activated carbon described herein may refer to activated carbon with a specific surface area of 800 to 1200 m2/g, and the super activated carbon may be activated carbon with a specific surface area of 1800 to 2000 m2/g or more.

Furthermore, the filter portion according to the invention may also comprise a flavor liquid in the form of a capsule containing the flavor liquid.

The capsule (13) exhibits a crushability that can be broken when pressure is applied, for example, when crushed by hand, the flavor liquid inside the capsule can wet a filter for a smoking article. In addition, in the cross-section of the rod-shaped filter (14) for smoking articles including the capsule (13), the capsule (13) can be located at the center thereof; Acetate bundles, etc., in the form of a composite filter (eg, double filter or triple filter, etc.).

As a solvent of the fragrance liquid contained in the capsule, for example, the above-mentioned medium chain fatty acid triglyceride (MCTG, Medium chain fatty acid griglyceride) may be included, and other substances such as pigments, emulsifiers, and thickeners may also be included. wait.

In addition, according to another embodiment of the present invention, there is provided a reduced smoke smoking article comprising a smoking substance portion, a filter portion and a wrapper, comprising: a first filter portion coupled at an upstream end to the smoking substance portion a second filter section coupled to the downstream end of the first filter section; a first wrapper wrapping the first filter section and a second wrapper wrapping the second filter section; a coupling wrapper which wrapping to couple the first filter portion to a second filter portion; and a tipping wrapping to couple the smoking substance portion to the filter portion, wherein the first filter portion, the second filter portion or the first filter portion The first filter portion and the second filter portion include an additive selected from the group consisting of medium chain fatty acid triglyceride (MCTG, Medium chain fatty acid griglyceride), propylene glycol (PG, Propylene glycol) and glycerin above.

Here, the smoking substance part generally includes tobacco material containing nicotine, which may also include excipients (such as binders or other additives, etc.), as an example, included in the smoking substance of the present invention The tobacco medium in the portion may be prepared in the form of granules containing tobacco substance and excipients and the like.

In the present invention, tobacco material is the material forming the aerosol-generating substrate, and may be tobacco leaves, tobacco stems, tobacco dust produced during tobacco processing and/or tobacco leaf rods. The tobacco leaf may be at least one selected from flue-cured tobacco, burley tobacco, oriental tobacco, cigar leaf and cured tobacco, but is not limited thereto.

Additionally, the filter portion making up the smoking article may be divided into more than one segment, and all of these may be considered to comprise the features of a filter for a smoking article as described above.

In addition, the wrapping paper can be made of ordinary filter wrapping paper, and fillers such as magnesium oxide, titanium oxide, cerium oxide, aluminum oxide, calcium carbonate, and zirconium carbonate can be added in order to reduce sidestream smoke, or it can be made of coupled aluminum foil Foil filter wrappers.

In addition, in the tipping paper coupling the smoking substance portion and the filter tip, one or more perforations may be selectively formed in the circumferential direction so that the outside air can flow in or the inside gas can flow out, whereby the air of the cigarette can be realized. Dilution rate, and regulate the migration of mainstream smoke constituents.

Hereinafter, the configuration and effects of the present invention will be described in more detail by way of examples and comparative examples. However, this example is for illustrating the present invention in more detail, and the scope of the present invention is not limited to these examples.

Example

(1) Confirmation of reduction effect of nitrogen compounds by filter type

The present inventors prepared smoking articles having the structures shown in Table 1 below, and compared the expression levels of components causing smoke taste of each smoking article based on nitrogen compounds (semivolatile organic compounds) (Smoke Taste Expression on Hands level) (Table 2 and Figure 2).

[Table 1] perimeter Flavored Tobacco Filters cigarette paper tar Example 1 ordinary ○ Single+TJNS/capsule generally 3mg Example 2 ordinary ○ Super activated carbon 3mg/mm +TJNS/capsule generally 3mg Comparative example 1 ordinary ○ Diacetate generally 3mg * Single filter: Acetate filter without activated carbon* Double acetate filter: Use 2 acetate filters without activated carbon

[Table 2] TPM pyrimidine 3-Ethylpyridine 3-vinylpyridine nicotine Pyrimidine/TPM Example 1 14.31 0.10 0.02 0.03 2.33 0.007 Example 2 13.39 0.03 0.01 0.03 2.54 0.002 Example 3 13.25 0.20 0.03 0.06 2.08 0.015

As shown in table 2 and Fig. 2, under the situation of using the embodiment 1 of TJNS filter tip and the embodiment 2 of using super activated carbon and TJNS filter tip, compared with the situation of comparative example 1 using only diacetate filter tip, can It is seen that pyridine (pyridine), 3-ethylpyridine (3-ethylpyridine), 3-vinylpyridine (3-ethenylpyridine) and pyridine/TPM (pyridine/TPM) decrease as nitrogen compounds, and, when using ( In the case of super) activated carbon or TJNS, nitrogen compounds are reduced by absorbing the odour-causing components remaining in the filter during the rest period (i.e. until reinhalation after inhalation) onto activated carbon or a solvent (e.g., MCTG).

Especially when Super Activated Carbon, TJNS and Capsules were applied at the same time, it was seen that the level of odor-causing nitrogen compounds was reduced by about 80% compared to conventional (control group) and the effect of the combination of these components was very large .

(2) Confirmation of reduction effect of nitrogen compounds by filter additive content and/or capsule crushing

The present inventors changed the contents of the solvents (MCTG and PG) included in the TJNS filter of the smoking article in the same manner as the above-mentioned manufacturing method of the smoking article, confirmed the nitrogen compound reducing effect depending on whether the capsules were pulverized or not, and put The results are shown in Table 3 and Figure 2 below.

[table 3] Unflavored Capsules are not crushed capsule crushing MCTG 4.5mg MCTG 11mg MCTG 30mg PG 11mg pyrimidine 21.2 18.7 17.2 21.0 19.6 18.1 18.8 2-Methylpyridine 6.4 5.4 4.7 5.9 5.3 4.9 5.4 2,6-Lutidine 1.07 0.97 0.67 0.97 1.00 0.73 0.87 3-Methylpyridine 10.6 8.0 6.5 9.4 8.6 7.0 8.6 4-Methylpyridine 1.37 1.07 0.93 1.23 1.17 0.97 1.13 2,5-Lutidine 1.20 0.9 0.73 1.10 0.93 0.70 1.00 2,4-Lutidine 1.83 1.37 1.13 1.67 1.43 1.13 1.53 3-Vinylpyridine 6.1 4.1 3.0 5.1 4.5 3.2 4.9 pyrrole 7.5 5.4 5.1 6.8 5.6 4.4 5.8 2,2-bipyridine - - - - - - - indole 3.2 2.8 3.0 3.2 3.1 2.3 3.1 total 60.4 48.7 42.9 56.3 51.2 43.3 51.1 Reduction rate (%) - 19.4 28.9 6.7 15.1 28.3 15.4

As shown in Table 3 and Figure 3, it can be confirmed that depending on the amount of MCTG contained in TJNS, the reduction effect of nitrogen compounds is more significant as its content increases (4.0 mg → 11 mg → 30 mg), compared with the case of uncrushed capsules In contrast, the magnitude of reduction in nitrogen compounds tended to increase when the capsules containing MCTG were crushed with flavor liquid and solvent.

In summary, the embodiments have been described with limited drawings, and those skilled in the art can make various modifications and variations to the above descriptions. For example, the described techniques are performed in a different order than the described method, and/or the described components are combined or combined in a different form than the described method, or are replaced by other components or equivalents or Replacement can also achieve the same effect.

Therefore, other embodiments, other embodiments, and equivalents of the scope of the patent application all belong to the scope of the patent application.

10: Smoking products 11: Department of Smoking Substances 12: The first filter part 13: Capsules 14: The second filter part 15: Smoking substance wrapping paper 16: First wrapper 17: Tipping paper 18: Coupling Wrappers 19: Second wrapper

Figure 1 is a simplified view showing the construction of a smoking article according to an embodiment of the present invention; Figure 2 is a comparison of the situation of using only acetate filter (comparative example 1), the situation of using TJNS filter (embodiment 1) and the situation of using super activated carbon and TJNS filter (embodiment 2), showing the comparison of hand smoke A graph of the level of flavor expression (smoke flavor reduction effect); FIG. 3 is a graph showing a comparison of nitrogen compound reduction effects according to additive content of filters and capsule pulverization.

10: Smoking products

11: Department of Smoking Substances

12: The first filter part

13: Capsules

14: The second filter part

15: Smoking substance wrapping paper

16: First wrapper

17: Tipping paper

18: Coupling Wrappers

19: Second wrapper

Claims (10)

A filter for smoking articles with reduced smoke taste, comprising: a filter portion, the upstream end of which is coupled to a smoking substance portion of the smoking article; and a wrapper wrapping the filter, wherein The filter portion includes an additive selected from the group consisting of medium-chain fatty acid triglycerides, propylene glycol, and glycerin. The filter for smoking articles with reduced smoke flavor as claimed in claim 1, wherein the additive further includes more than one flavoring liquid. The filter for smoking articles with reduced smoke flavor as claimed in claim 2, wherein the filter portion is a transfer nozzle system (TJNS) filter in which flavor liquid substances are flavored. The filter for a reduced-smoke smoking article as claimed in claim 3, wherein the filter portion whose upstream end of the filter portion is coupled to the smoking substance portion further comprises activated carbon. The filter for smoking articles with reduced smoke flavor as claimed in claim 1, wherein The filter portion is a first filter portion with an upstream end coupled to the smoking substance portion of a smoking article and a second filter portion coupled to a downstream end of the first filter; and The first filter portion includes activated carbon and the second filter portion includes a capsule containing flavor liquid. The filter tip of smoking articles for reducing smoke taste as described in claim 2 or claim 5, wherein the flavor liquid comprises rosemary, table oil, licorice, sucrose, fructose syrup, isosweetener, Cocoa, Lavender, Cinnamon, Cardamom, Celery, Fenugreek, Bitterwood, Sandalwood, Bergamot, Geranium, Honey Essence, Rose Oil, Vanilla, Lemon Oil, Orange Oil, Peppermint Oil, Citrus Oil, Catechin , grapefruit, caraway, brandy, jasmine, cocoa butter, menthol, cinnamon, ylang-ylang oil, sage, spearmint, ginger, coriander, and coffee. The filter for smoking articles with reduced smoke taste as claimed in claim 1, wherein the content of the additive is 3.0 mg to 30 mg. A reduced flavor smoking article comprising a smoking substance portion, a filter portion and a wrapper, comprising: a first filter portion coupled at its upstream end to a smoking substance portion; a second filter section coupled to the downstream end of the first filter section; a first wrapper wrapping the first filter portion; a second wrapper wrapping the second filter portion; a coupling wrapper wrapped to couple the first filter portion to the second filter portion; and a tipping paper wrapped to couple the smoking substance portion to the filter portion, wherein The first filter portion, the second filter portion, or the first filter portion and the second filter portion include an additive selected from the group consisting of medium-chain fatty acid triglycerides, propylene glycol, and glycerin above. The smoking article with reduced smoke flavor as claimed in claim 8, wherein the additive further includes more than one flavoring liquid. The smoking article with reduced smoke flavor as claimed in claim 8, wherein The content of the additive is 3.0 mg to 30 mg; the first filter portion includes activated carbon; and The second filter portion includes a capsule containing flavor liquid.

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