WO2021046898A1

WO2021046898A1 - Flavor composition and e-liquid comprising same

Info

Publication number: WO2021046898A1
Application number: PCT/CN2019/107113
Authority: WO
Inventors: 许静; 姜兴涛; 熊赞华; 李锐
Original assignee: 深圳雾芯科技有限公司
Priority date: 2019-09-12
Filing date: 2019-09-20
Publication date: 2021-03-18
Also published as: CN110506983A

Abstract

The present application relates to a flavor composition and an e-liquid comprising same. The flavor composition according to some embodiments of the application comprises the following substances in parts by weight: 20 to 25 parts of 2-methylbutyric acid, 4 to 6 parts of methyl 3-(methylthio)propionate, 4 to 6 parts of γ-dodecalactone, 24 to 30 parts of rose oxide, 24 to 30 parts of phenethyl alcohol, and 8 to 10 parts of citronellol. The flavor composition included in the e-liquid of the present application enables users to enjoy a lychee flavor when vaping. Moreover, the e-liquid can generate a dense aerosol having a uniform scent, thus effectively improving user experience.

Description

Flavor composition and electronic cigarette liquid containing said flavor composition

Technical field

This application relates to the field of electronic aerosols or electronic atomization devices, and in particular to an electronic cigarette liquid.

Background technique

Due to the pursuit of personal health, environmental protection and convenience of use, electronic cigarettes are becoming more and more popular among consumers as a substitute for traditional tobacco. The electronic cigarette or electronic atomizer atomizes the smoking material at low temperature to form an aerosol for the user to inhale, to replace the smoke generated by traditional tobacco burning at high temperature. Among them, the electronic cigarette liquid has a certain influence on the user's experience and taste.

Therefore, it is necessary to further improve and study the composition of e-cigarette liquid.

Summary of the invention

This application provides a flavor composition, also known as flavor additive, which can be used in e-cigarette liquid. After the flavor composition is atomized by an atomizing device, the aerosol for user inhalation can be generated by the user. The taste of lychee does not produce harmful substances such as tar and suspended particles. At the same time, the e-cigarette liquid can form a uniform and strong aerosol when the user inhales, and the aerosol has a soft mouthfeel and does not have a residual sensation, thereby enhancing the user experience.

According to one aspect of the present application, the present application provides a flavor composition, which contains the following parts by weight: 20 to 25 parts of 2-methylbutyric acid, 4 to 6 parts of bromine acid methyl ester (3-methyl Methyl thiopropionate), 4 to 6 parts of γ-laurolactone, 24 to 30 parts of rose ether, 24 to 30 parts of phenethyl alcohol, and 8 to 10 parts of citronellol.

According to another aspect of the present application, the present application provides an electronic cigarette liquid, which comprises the above-mentioned flavor composition.

According to another aspect of the present application, the present application provides an atomization device, which includes the above-mentioned electronic cigarette liquid.

The additional aspects and advantages of the embodiments of the present application will be partially described, shown, or explained through the implementation of the embodiments of the present application in the subsequent description.

detailed description

The embodiments of this application will be described in detail below. The embodiments of this application should not be construed as limitations on this application.

In addition, sometimes amounts, ratios, and other numerical values are presented in range format herein. It should be understood that such a range format is for convenience and brevity, and should be understood flexibly, not only includes the values explicitly designated as range limits, but also includes all individual values or sub-ranges within the stated range, as if clearly Specify each value and sub-range in general.

As used herein, the terms "substantially", "substantially", "substantially", "substantially" and "about" are used to describe and illustrate small changes. When used in conjunction with an event or situation, the term can refer to an example in which the event or situation occurs precisely and an example in which the event or situation occurs very closely. For example, when used in conjunction with a value, the term can refer to a range of variation less than or equal to ±10% of the stated value, such as less than or equal to ±5%, less than or equal to ±4%, less than or equal to ±3%, Less than or equal to ±2%, less than or equal to ±1%, less than or equal to ±0.5%, less than or equal to ±0.1%, or less than or equal to ±0.05%. For example, if the difference between two values is less than or equal to ±10% of the average value of the value (for example, less than or equal to ±5%, less than or equal to ±4%, less than or equal to ±3%, less than Or equal to ±2%, less than or equal to ±1%, less than or equal to ±0.5%, less than or equal to ±0.1%, or less than or equal to ±0.05%), then the two values can be considered "substantially" the same.

In the detailed description and claims, a list of items connected by the terms "at least one of", "at least one of", "at least one of" or other similar terms may mean the listed items Any combination of. For example, if items A and B are listed, then the phrase "at least one of A and B" means only A; only B; or A and B. In another example, if items A, B, and C are listed, then the phrase "at least one of A, B, and C" means only A; or only B; only C; A and B (excluding C); A and C (exclude B); B and C (exclude A); or all of A, B, and C. Project A can contain a single element or multiple elements. Project B can contain a single element or multiple elements. Project C can contain a single element or multiple elements.

In this context, the term "aerosol for user inhalation" may include, but is not limited to, aerosol, suspended liquid, low-temperature vapor, and volatile gas.

According to one aspect of the present application, the present application provides an e-cigarette liquid comprising a flavor composition, wherein the flavor composition includes the following parts by weight: about 20 to about 25 parts of 2-methylbutyric acid, about 4 to about 6 parts of pineapple acid methyl ester (3-methylthiopropionic acid methyl ester), about 4 to about 6 parts of γ-laurolactone, about 24 to about 30 parts of rose ether, about 24 to about 30 parts of phenethyl alcohol and about 8 to about 10 parts of citronellol. In some embodiments, the flavor composition of the present application may be composed of the above parts by weight.

In the flavor composition of some embodiments, 2-methylbutyric acid may be roughly in the range of 20 parts, 21 parts, 22 parts, 23 parts, 24 parts, 25 parts, or any two of these parts by weight. The methyl ester can be roughly 4 parts, 5 parts, 6 parts or any two of these parts by weight, and γ-laurolactone can be roughly 4 parts, 5 parts, 6 parts or any two of these parts by weight. The range of composition, rose ether can be roughly 24 parts, 25 parts, 26 parts, 27 parts, 28 parts, 29 parts, 30 parts or any two of these parts by weight. Phenyl alcohol can be roughly 24 parts, 25 parts. Parts, 26 parts, 27 parts, 28 parts, 29 parts, 30 parts or any two of these parts by weight, citronellol can be roughly 8 parts, 9 parts, 10 parts or any two of these parts by weight The range of composition.

The flavor composition is an additive, and when it is added to the e-cigarette liquid, it can make the user produce the taste and smell of the lychee flavor when the e-cigarette liquid is used.

In some embodiments, the weight of the flavor composition in the e-cigarette liquid is approximately based on the total weight of the e-cigarette liquid, for example, 0.05%, 0.06%, 0.07%, 0.08%, 0.09%, 0.1 %, 0.11%, 0.12%, 0.15% or any two of these weight percentages. In some embodiments, the weight of the flavor composition in the electronic cigarette liquid is approximately 0.05% to 0.15%.

The e-cigarette liquid also includes a base solvent, wherein the base solvent includes propylene glycol and glycerol (glycerin). In some embodiments, based on the total weight of the e-liquid, the weight of propylene glycol in the e-liquid is approximately, for example, 15%, 20%, 25%, 30%, 35%, 40%, 50%, 60%, 70%, or any two of these weight percentages; and the weight of glycerol in the e-cigarette liquid is roughly, for example, 30%, 35%, 40%, 45%, 50%, 55% , 60%, 65%, 70% or any two of these weight percentages. In some embodiments, the weight of the propylene glycol in the e-cigarette liquid is about 20% to about 60%, and the weight of the glycerol in the e-cigarette liquid is about 40% to about 70%, so that the electronic cigarette The smoke liquid achieves the best atomization effect and improves the user experience.

Those skilled in the art should understand that the basic solvent can be any solvent known in the art, such as deionized water, propylene glycol, and glycerol, according to specific needs, without being limited.

In some embodiments, the electronic cigarette liquid further includes a cooling agent.

Cooling agents are additives, which are chemicals that can give users a cooling effect when the product is in use and are not very irritating. In some embodiments, the cooling agent includes selected from the group consisting of menthol, menthone, isomenthone, 1-menthyl lactate, WS-23 (N,2,3-trimethyl-2-isopropylbutyl Amide), WS-3 (N-ethyl-p-menthyl-3-carboxamide), WS-5 (N-(ethoxycarbonylmethyl)-p-alkane-3-carboxamide), WS-12(N -(4-Methoxyphenyl)-p-menthyl-3-carboxamide) and combinations thereof.

In some embodiments, based on the total weight of the electronic cigarette liquid, the weight of the cooling agent in the electronic cigarette liquid is approximately, for example, 0.1%, 0.2%, 0.3%, 0.5%, 1.0%, 1.5% , 2.0%, 2.5%, 5%, 10% or any two of these weight percentages. In some embodiments, the weight of the cooling agent in the e-cigarette liquid is about 1.0% to about 10% based on the total weight of the e-cigarette liquid, so as to improve the user-friendliness of the e-cigarette liquid. The taste of the inhaled aerosol.

In some embodiments, the e-cigarette liquid further includes nicotine salt. In some embodiments, based on the total weight of the e-cigarette liquid, the weight of the nicotine salt in the e-cigarette liquid is approximately, for example, 0.1%, 0.2%, 0.5%, 1.0% , 1.5%, 2.0%, 2.5%, 5%, 7.5%, 10% or any two of these weight percentages. In some embodiments, the weight of the nicotine salt in the e-cigarette liquid is about 1.8% to about 10.0% based on the total weight of the e-cigarette liquid.

In some embodiments, the e-cigarette liquid further includes nicotine. In some embodiments, based on the total weight of the e-cigarette liquid, the weight of the nicotine in the e-cigarette liquid is approximately, for example, 0.1%, 0.2%, 0.5%, 1.0%, A range composed of 1.5%, 2.0%, 2.5%, 5% or any two of these weight percentages. In some embodiments, the weight of the nicotine in the e-cigarette liquid is about 0.9% to about 5.0% based on the total weight of the e-cigarette liquid.

In some embodiments, the e-cigarette liquid further includes a fragrance, wherein the fragrance is selected from α-pinene, γ-decanolactone, benzyl alcohol, ethyl butyrate, isoamyl butyrate, linalool , 2-hexen-1-ol, ethyl caproate, limonene, β-caryophyllene, melon aldehyde (2,6-dimethyl-5-heptenal), geraniol, leaf alcohol, ethyl malt A group consisting of phenol, benzyl acetate, ethyl acetate, isoamyl acetate, ethyl isovalerate, and combinations thereof.

In some embodiments, the weight of the flavor in the e-cigarette liquid is about 0.01% to about 3% based on the total weight of the e-cigarette liquid, so as to enhance the flavor of the e-cigarette liquid and optimize its production The taste of the aerosol.

According to some embodiments of the present application, the present application provides a method for preparing e-cigarette liquid, which includes the following steps: mixing the ingredients in the flavor composition in a specific ratio within the range provided in the examples, then adding flavor and nicotine salt, and then Add it to the basic e-liquid and mix it evenly to obtain the e-liquid.

According to another aspect of the present application, the present application provides an atomization device, which includes the electronic cigarette liquid described in any of the foregoing embodiments. The electronic cigarette liquid can be atomized by the atomizing device to generate aerosol for inhalation by the user.

In some embodiments, the atomization device includes an electronic cigarette, an ultrasonic atomizer, or a mesh atomizer.

Example

In order to facilitate a better understanding of this application, the following examples are used to illustrate. These examples belong to the scope of protection of this application, but do not limit the scope of protection of this application.

Preparation of basic smoke liquid:

Propylene glycol, glycerol and WS-23 are blended according to the following weight ratio (39:55:0.6) and mixed uniformly to obtain a basic smoke liquid.

Flavor preparation:

Configure according to the weight ratio in Table 1 below, and mix to obtain flavor.

Example 1

Mix 2-methylbutyric acid, methyl bromate, γ-laurolactone, rose ether, phenethyl alcohol and citronellol in the following weight ratio (21:5:5:27:27:9) to obtain For the flavor composition, 0.1 g of the flavor composition and 3 g of nicotine salt are then mixed and added to 96 g of the basic e-liquid, and stirred evenly to obtain an electronic e-cigarette liquid.

Example 2

Mix 2-methylbutyric acid, methyl bromate, γ-laurolactone, rose ether, phenethyl alcohol and citronellol in the following weight ratio (21:5:5:27:27:9) to obtain For the flavor composition, 0.5 g of the flavor composition, 2 g of nicotine salt and 0.3 g of flavor are mixed and then added to 96 g of basic e-liquid and stirred evenly to obtain an electronic e-cigarette liquid.

Example 3

Mix 2-methylbutyric acid, methyl bromate, γ-laurolactone, rose ether, phenethyl alcohol and citronellol in the following weight ratio (25:4:4:24:24:10) to obtain Flavor composition, 0.2 grams of flavor composition and 2 grams of nicotine salt are then mixed and added to 96 grams of basic e-liquid and stirred evenly to obtain electronic e-cigarette liquid.

Example 4

Mix 2-methylbutyric acid, methyl bromate, γ-laurolactone, rose ether, phenethyl alcohol and citronellol in the following weight ratio (25:4:4:24:24:10) to obtain For the flavor composition, 0.5 g of the flavor composition, 2 g of nicotine salt and 0.3 g of flavor are mixed and then added to 96 g of basic e-liquid and stirred evenly to obtain an electronic e-cigarette liquid.

The composition of each flavor in the above-mentioned embodiment is shown in Table 1 below.

Table 1

After the e-cigarette liquids of the foregoing Examples 1-4 are completed, a mouthfeel scoring test is subsequently performed.

Taste score test method 1

20 reviewers were asked to rate the e-cigarette aerosol experience of Examples 1-4 according to the evaluation indicators in Table 2. The evaluation results are shown in Table 3 below.

Table 2

table 3

Taste score test method 2;

Statistical method: Randomly select 1000 users to test the use of the e-cigarette liquids of the above examples 1-4 through e-cigarettes, and evaluate their taste and mouthfeel after the use test. The evaluation standard is based on a total score of 10 points. The better or the better the taste, the higher the score.

The test results of the e-cigarette liquids of Examples 1-4 through the mouthfeel scoring test are shown in Table 4 below.

Table 4

From the data in Table 2-4, it can be seen that the e-cigarette liquid of Examples 1-4 of this application can produce a lychee-flavored aerosol for users to inhale after being atomized, which is both in terms of taste and taste. Can effectively improve customer satisfaction.

It should be understood from the above-mentioned embodiments of this application that this application provides an e-cigarette liquid. Through the flavor composition contained in the e-cigarette liquid, users can produce the taste of lychee without producing harmful tar and suspended particles. substance. At the same time, the e-cigarette liquid can form a uniform and strong aerosol when the user inhales, and the aerosol has a soft mouthfeel and does not have a residual sensation, thereby enhancing the user experience.

Although the application has been described and illustrated with reference to the specific embodiments of the application, these descriptions and illustrations do not limit the application. Those skilled in the art can clearly understand that various changes can be made without departing from the true spirit and scope of the application as defined by the appended claims (for example, making changes to the ingredients in the flavor composition of the application). Appropriate increase, decrease and change) to make the specific situation, material, material composition, substance, method or process suitable for the goal, spirit and scope of the application. All such modifications are intended to be within the scope of the appended claims. Although the methods disclosed herein have been described with reference to specific operations performed in a specific order, it should be understood that these operations can be combined, subdivided, or reordered to form equivalent methods without departing from the teachings of this application. Therefore, unless specifically indicated herein, the order and grouping of operations is not a limitation of the present application.

Claims

A flavor composition comprising the following parts by weight:

20 to 25 parts of 2-methylbutyric acid, 4 to 6 parts of methyl bromelate (methyl 3-methylthiopropionate), 4 to 6 parts of γ-laurolactone, 24 to 30 parts of Rose ether, 24 to 30 parts of phenethyl alcohol and 8 to 10 parts of citronellol.
An electronic cigarette liquid comprising the flavor composition according to claim 1.
The electronic cigarette liquid according to claim 2, wherein the weight of the flavor composition in the electronic cigarette liquid is 0.001% to 2% based on the total weight of the electronic cigarette liquid.
The electronic cigarette liquid according to claim 2, further comprising nicotine salt, and the weight of the nicotine salt in the electronic cigarette liquid is 1.8% to 10.0% based on the total weight of the electronic cigarette liquid.
The electronic cigarette liquid according to claim 2, further comprising nicotine, and the weight of the nicotine in the electronic cigarette liquid is 0.9% to 5.0% based on the total weight of the electronic cigarette liquid.
The electronic cigarette liquid according to claim 2, further comprising a fragrance, wherein the fragrance is selected from α-pinene, γ-decanolactone, benzyl alcohol, ethyl butyrate, isoamyl butyrate, linal Alcohol, 2-hexen-1-ol, ethyl caproate, limonene, β-caryophyllene, melon aldehyde (2,6-dimethyl-5-heptenal), geraniol, leaf alcohol, ethyl Maltol, benzyl acetate, ethyl acetate, isoamyl acetate, ethyl isovalerate, and combinations thereof.
The electronic cigarette liquid according to claim 6, wherein the weight of the flavor in the electronic cigarette liquid is 0.01% to 3% based on the total weight of the electronic cigarette liquid.
An atomizing device comprising the flavor composition according to claim 1 or the electronic cigarette liquid according to any one of claims 2 to 7.
The atomization device according to claim 8, wherein the atomization device comprises an electronic cigarette, an ultrasonic atomizer, or a mesh atomizer.