CN111053283A

CN111053283A - Flavor composition and electronic cigarette liquid containing same

Info

Publication number: CN111053283A
Application number: CN201911380573.0A
Authority: CN
Inventors: 许静; 姜兴涛; 黄怡岚; 熊赞华; 潘松
Original assignee: Shenzhen Relx Technology Co Ltd
Current assignee: Shenzhen Relx Technology Co Ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-04-24

Abstract

The application relates to a flavor composition and electronic cigarette liquid containing the flavor composition. The flavor composition of some embodiments of the present application comprises the following parts by weight: 40 to 70 parts of ethyl maltol, 10 to 30 parts of methyl cinnamate, 8 to 25 parts of ethyl 2-methylbutyrate, 0.1 to 10 parts of methyl anthranilate, 0.1 to 10 parts of raspberry ketone acetate, 0.1 to 10 parts of raspberry ketone, and 0.01 to 3 parts of hexyl formate. The electronic cigarette liquid can enable a user to generate the taste of raspberry ice flavor when absorbing through the flavor composition, and the electronic cigarette liquid can form uniform and rich aerial fog, so that the user experience is effectively improved.

Description

Flavor composition and electronic cigarette liquid containing same

Technical Field

The present application relates to the field of electronic aerosols or electronic nebulization devices, in particular to electronic cigarette liquid.

Background

Due to the pursuit of personal health, environmental protection, and convenience in use, electronic cigarettes are becoming more and more popular with consumers as a substitute for conventional tobacco. The electronic cigarette or the electronic atomizer replaces the smoke generated by the traditional high-temperature combustion mode of tobacco by atomizing the smoking material at low temperature to form aerosol for the user to inhale. The electronic cigarette liquid has certain influence on the experience and the taste of a user.

Therefore, there is a need for further improvement and research on the composition of electronic cigarette liquid.

Disclosure of Invention

The application provides a flavor composition (also called flavor additive) which can be used in electronic cigarette liquid, wherein aerosol formed by atomizing the flavor composition through an atomizing device and used for inhalation of a user can enable the user to feel the flavor of raspberry ice, and harmful substances such as tar and suspended particles are not generated. Simultaneously, this electron tobacco juice can form the even and strong aerial fog of smell when the user smokes, and this aerial fog taste is gentle and agreeable and do not have and remain the sense to promote user experience.

According to one aspect of the present application, there is provided a flavour composition, wherein the flavour composition comprises the following substances in parts by weight: from about 40 to about 70 parts ethyl maltol, from about 10 to about 30 parts methyl cinnamate, from about 8 to about 25 parts ethyl 2-methylbutanoate, from about 0.1 to about 10 parts methyl anthranilate, from about 0.1 to about 10 parts raspberry ketone acetate, from about 0.1 to about 10 parts raspberry ketone, and from about 0.01 to about 3 parts hexyl formate.

According to another aspect of the present application, there is provided an electronic smoking fluid comprising the flavour composition described above.

According to yet another aspect of the present application, there is provided an aerosolization device comprising the above-described e-liquid.

Additional aspects and advantages of embodiments of the present application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of embodiments of the present application.

Detailed Description

Embodiments of the present application will be described in detail below. The examples of the present application should not be construed as limiting the present application.

Additionally, amounts, ratios, and other numerical values are sometimes presented herein in a range format. It is to be understood that such range format is used for convenience and brevity, and should be interpreted flexibly to include not only the numerical values explicitly recited as the limits of the range, but also to include all the individual numerical values or sub-ranges encompassed within that range as if each numerical value and sub-range is explicitly recited.

As used herein, the terms "substantially," "generally," "substantially," "essentially," and "about" are used to describe and illustrate small variations. When used in conjunction with an event or circumstance, the terms can refer to instances where the event or circumstance occurs precisely as well as instances where the event or circumstance occurs in close proximity. For example, when used in conjunction with numerical values, the term can refer to a range of variation that is less than or equal to ± 10% of the stated numerical 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, two numerical values are considered to be "substantially" identical if the difference between the two numerical values is less than or equal to ± 10% (e.g., 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%) of the mean of the values.

In the detailed description and claims, a list of items linked by the term "at least one of," "at least one of," or other similar terms may mean any combination of the listed items. For example, if items a and B are listed, the phrase "at least one of a and B" means a only; only B; or A and B. In another example, if items A, B and C are listed, the phrase "at least one of A, B and C" means a only; or only B; only C; a and B (excluding C); a and C (excluding B); b and C (excluding A); or A, B and C. Item a may comprise a single element or multiple elements. Item B may comprise a single element or multiple elements. Item C may comprise a single element or multiple elements.

As used herein, the term "aerosol for inhalation by a user" can include, but is not limited to, aerosols, suspended liquids, cryogenic vapors, and volatile gases.

According to one aspect of the present application, there is provided an electronic cigarette liquid comprising a flavor composition, wherein the flavor composition comprises the following materials in parts by weight: from about 40 to about 70 parts ethyl maltol, from about 10 to about 30 parts methyl cinnamate, from about 8 to about 25 parts ethyl 2-methylbutanoate, from about 0.1 to about 10 parts methyl anthranilate, from about 0.1 to about 10 parts raspberry ketone acetate, from about 0.1 to about 10 parts raspberry ketone, and from about 0.01 to about 3 parts hexyl formate. In some embodiments, the flavor compositions of the present application can be comprised of the above parts by weight materials.

In some embodiments of the flavor composition, the ethyl maltol may be approximately in the range of about 40 parts, about 45 parts, about 50 parts, about 55 parts, about 60 parts, about 65 parts, about 70 parts, or any two of these parts by weight.

In the flavor compositions of some embodiments, the methyl cinnamate can be approximately in a range of about 10 parts, about 12 parts, about 15 parts, about 18 parts, about 20 parts, about 22 parts, about 25 parts, about 28 parts, about 30 parts, or any two of these parts by weight.

In some embodiments, the flavor composition can include ethyl 2-methylbutyrate in an amount of about 8 parts, about 10 parts, about 12 parts, about 15 parts, about 18 parts, about 20 parts, about 22 parts, about 25 parts, or a range consisting of any two of these parts by weight.

In the flavor compositions of some embodiments, the methyl anthranilate can be approximately within the range of about 0.1 part, about 0.5 part, about 1 part, about 1.5 parts, about 2 parts, about 3 parts, about 5 parts, about 8 parts, about 10 parts, or any two of these parts by weight.

In some embodiments, the flavor composition can comprise raspberry ketone ester acetate in an amount of about 0.1 parts, about 0.5 parts, about 1 part, about 1.5 parts, about 2 parts, about 3 parts, about 5 parts, about 8 parts, about 10 parts, or a range consisting of any two of these parts by weight.

In some embodiments, the flavor composition can comprise raspberry ketone in an amount of about 0.1 parts, about 0.5 parts, about 1 part, about 1.5 parts, about 2 parts, about 3 parts, about 5 parts, about 8 parts, about 10 parts, or a range consisting of any two of these parts by weight.

In some embodiments, the hexyl formate can be present in the flavor composition in an amount of about 0.01 parts, about 0.05 parts, about 0.1 parts, about 0.5 parts, about 1 part, about 1.5 parts, about 2 parts, about 2.5 parts, about 3 parts, or a range consisting of any two of these parts by weight.

The flavor composition is an additive, and when the flavor composition is added into the electronic cigarette liquid, the electronic cigarette liquid can enable a user to generate taste and smell feeling of raspberry ice flavor when the electronic cigarette liquid is used.

In some embodiments, the flavor composition is present in the e-liquid in an amount of from about 0.1% to about 5%, for example, in an amount of from about 0.1%, about 0.5%, about 1%, about 1.5%, about 2%, about 2.5%, about 3%, about 3.5%, about 4%, about 4.5%, about 5%, or any two of these weight percentages, based on the total weight of the e-liquid. In some embodiments, the flavor composition is present in the e-liquid in an amount of about 1% to about 5% or about 1% to about 3% by weight to produce a mild aerosol taste and thereby optimize the user experience.

The e-liquid also includes a base solvent, wherein the base solvent includes propylene glycol and glycerol (glycerin). In some embodiments, the weight of propylene glycol in the e-liquid is about 15% to about 60%, for example, about 15%, about 20%, about 25%, about 30%, about 35%, about 40%, about 50%, about 60%, or a range consisting of any two of these weight percentages, based on the total weight of the e-liquid; and glycerin may be present in the e-liquid in an amount of about 30% to about 70%, for example, in an amount of about 30%, about 35%, about 40%, about 45%, about 50%, about 55%, about 60%, about 65%, about 70%, or any two of these weight percentages. In some embodiments, the propylene glycol is present in the e-liquid in an amount of about 20% to about 60% by weight, and the glycerin is present in the e-liquid in an amount of about 40% to about 70% by weight, so as to achieve optimal atomization of the e-liquid and improve the user experience.

It will be understood by those skilled in the art that the base solvent may be selected from any solvent known in the art according to specific needs, for example, deionized water, propylene glycol, glycerol, without limitation.

In some embodiments, the e-liquid further comprises a cooling agent.

Cooling agents are additives, which are chemicals that can produce a cooling effect sensation to the user when the product is used and are not irritating. In some embodiments, the cooling agent comprises a cooling agent selected from the group consisting of menthol, menthone, isomenthone, l-menthyl lactate, WS-23(N,2, 3-trimethyl-2-isopropylbutanamide), WS-3 (N-ethyl-p-menthyl-3-carboxamide), WS-5(N- (ethoxycarbonylmethyl) -p-alkane-3-carboxamide), WS-12(N- (4-methoxyphenyl) -p-menthyl-7-carboxamide), neomenthol, isopulegol, menthyl acetate, isopulegol acetate, menthyl isovalerate, pululegone, and combinations thereof.

In some embodiments, the cooling agent is present in the e-liquid in an amount of about 0.1% to about 10% by weight, e.g., about 0.1%, about 0.2%, about 0.3%, about 0.5%, about 1.0%, about 1.5%, about 2.0%, about 2.5%, about 5%, about 7.5%, about 10% or a range consisting of any two of these weight percentages, based on the total weight of the e-liquid. In some embodiments, the cooling agent is present in the e-liquid in an amount of from about 2% to about 7% or from about 2% to about 6% by weight of the total e-liquid to enhance the mouthfeel of the aerosol generated by the e-liquid for inhalation by a user.

In some embodiments, the e-liquid further comprises nicotine. In some embodiments, the weight of nicotine in the e-liquid is about 0% to about 5%, for example, about 0%, about 0.1%, about 0.5%, about 1.0%, about 1.5%, about 2.0%, about 2.5%, about 3%, about 3.5%, about 4%, about 4.5%, about 5%, or a range consisting of any two of these weight percentages, based on the total weight of the e-liquid. In some embodiments, the nicotine is present in the electronic smoking fluid in an amount of about 0.5% to about 5.0% by weight based on the total weight of the electronic smoking fluid.

In some embodiments, the e-liquid further comprises a nicotine salt. In some embodiments, the nicotine salt is the product of the reaction of nicotine and benzoic acid. In some embodiments, the weight percentage of the nicotine salt in the e-liquid is about 0% to about 10%, for example about 0%, about 0.1%, about 0.2%, about 0.5%, about 1.0%, about 1.5%, about 2.0%, about 2.5%, about 5%, about 7.5%, about 10%, or a range consisting of any two of these weight percentages, based on the total weight of the e-liquid. In some embodiments, the nicotine salt is present in the electronic liquid in an amount from about 0.5% to about 9.0% by weight based on the total weight of the electronic liquid.

In some embodiments, the e-liquid further comprises a flavorant, wherein the flavorant comprises γ -decalactone, ethyl butyrate, glyceryl triacetate, leaf alcohol, ethyl hexanoate, isoamyl isobutyrate, methyl dihydrojasmonate, acetic acid, hexanoic acid, vanillin, 1, 8-cineole, 2-methylbutyl butyrate, peach aldehyde, butyric acid, amyl acetate, leaf alcohol acetate, or any combination thereof; or the perfume consists of these substances.

In some embodiments, the weight of the flavoring in the e-liquid is about 0.1% to about 10%, for example, approximately about 0.1%, about 0.2%, about 0.5%, about 1.0%, about 1.5%, about 2.0%, about 2.5%, about 5%, about 7.5%, about 10%, or any two of these weight percentages, based on the total weight of the e-liquid, to add flavor to the e-liquid and optimize the mouthfeel of the aerosol it generates. In some embodiments, the flavor is present in the e-liquid in an amount of about 1% to about 6% or about 1% to about 5% by weight of the total e-liquid.

According to some embodiments of the present application, there is provided a method of preparing an electronic cigarette liquid, comprising the steps of: the ingredients in the flavor composition are mixed according to the specific proportion in the range provided by the embodiment, then the essence, the nicotine and the cooling agent are added, and then the mixture is added into the basic tobacco juice and is uniformly mixed to obtain the electronic tobacco juice.

According to another aspect of the present application, there is provided an atomization device including the electronic cigarette liquid according to any one of the above embodiments. The electronic cigarette liquid can be atomized by the atomization device to generate aerosol for a user to inhale.

In some embodiments, the nebulizing device comprises an electronic cigarette, an ultrasonic nebulizer, or a mesh nebulizer.

Examples

In order to facilitate a better understanding of the present application, the following examples are set forth. These examples belong to the scope of protection of the present application, but do not limit the scope of protection of the present application.

Example 1

Preparing basic tobacco juice:

the base tobacco juice is obtained by blending propylene glycol and glycerol according to the following weight ratio (41:55) and then uniformly mixing.

Preparing essence:

the components were mixed in the following weight ratio in table 1 to obtain the essence.

Preparing electronic cigarette liquid:

mixing ethyl maltol, methyl cinnamate, ethyl 2-methylbutyrate, methyl anthranilate, raspberry ketone acetate, raspberry ketone and hexyl formate according to the following weight ratio (50: 20: 20: 5: 2: 2: 1) to obtain a flavor composition, mixing 1 g of the flavor composition, 2 g of WS-23 and 1 g of essence, adding the mixture into 96 g of basic cigarette liquid, and uniformly stirring to obtain the electronic cigarette liquid.

Example 2

Preparing basic tobacco juice:

the base tobacco juice is obtained by blending propylene glycol and glycerol according to the following weight ratio (40.5:52) and then uniformly mixing.

Preparing essence:

Preparing electronic cigarette liquid:

ethyl maltol, methyl cinnamate, ethyl 2-methylbutyrate, methyl anthranilate, raspberry ketone acetate, raspberry ketone and hexyl formate are blended and mixed according to the following weight ratio (50: 20: 20: 5: 2: 2: 1) to obtain a flavor composition, then 1.5 g of the flavor composition, 1 g of nicotine, 3 g of menthol and 2 g of essence are mixed and added into 92.5 g of basic cigarette liquid, and the mixture is uniformly stirred to obtain the electronic cigarette liquid.

Example 3

Preparing basic tobacco juice:

the base tobacco juice is obtained by blending propylene glycol and glycerol in the following weight ratio (38:50) and then uniformly mixing.

Preparing essence:

Preparing electronic cigarette liquid:

ethyl maltol, methyl cinnamate, ethyl 2-methylbutyrate, methyl anthranilate, raspberry ketone acetate, raspberry ketone and hexyl formate are blended and mixed according to the following weight ratio (56: 22: 15.5: 3.5: 1.5: 1: 0.5) to obtain a flavor composition, then 2 g of the flavor composition, 2 g of nicotine, 1 g of benzoic acid, 2 g of menthol, 2 g of WS-23 and 3 g of essence are mixed and added into 88 g of basic cigarette liquid, and the mixture is stirred uniformly to obtain the electronic cigarette liquid.

Example 4

Preparing basic tobacco juice:

the base tobacco juice is obtained by blending propylene glycol and glycerol in the following weight ratio (35.5:48) and then mixing uniformly.

Preparing essence:

Preparing electronic cigarette liquid:

ethyl maltol, methyl cinnamate, ethyl 2-methylbutyrate, methyl anthranilate, raspberry ketone acetate, raspberry ketone and hexyl formate are blended and mixed according to the following weight ratio (56: 22: 15.5: 3.5: 1.5: 1: 0.5) to obtain a flavor composition, then 2.5 g of the flavor composition, 3 g of nicotine, 2 g of benzoic acid, 2 g of menthol, 3 g of WS-3 and 4 g of essence are mixed and added into 83.5 g of basic cigarette liquid, and the mixture is uniformly stirred to obtain the electronic cigarette liquid.

Example 5

Preparing basic tobacco juice:

the base tobacco juice is obtained by blending propylene glycol and glycerol according to the following weight ratio (32:45) and then uniformly mixing.

Preparing essence:

Preparing electronic cigarette liquid:

ethyl maltol, methyl cinnamate, ethyl 2-methylbutyrate, methyl anthranilate, raspberry ketone acetate, raspberry ketone and hexyl formate are blended and mixed according to the following weight ratio (60: 25: 10: 3: 1: 0.5: 0.5) to obtain a flavor composition, then 3 g of the flavor composition, 5 g of nicotine, 4 g of benzoic acid, 3 g of menthol, 3 g of WS-23 and 5 g of essence are mixed and added into 77 g of basic cigarette liquid, and the mixture is uniformly stirred to obtain the electronic cigarette liquid.

Example 6

Preparing basic tobacco juice:

the base tobacco juice is obtained by blending propylene glycol and glycerol according to the following weight ratio (35:40) and then uniformly mixing.

Preparing essence:

Preparing electronic cigarette liquid:

ethyl maltol, methyl cinnamate, ethyl 2-methylbutyrate, methyl anthranilate, raspberry ketone acetate, raspberry ketone and hexyl formate are blended and mixed according to the following weight ratio (60: 25: 10: 3: 1: 0.5: 0.5) to obtain a flavor composition, and then 5 g of the flavor composition, 3 g of nicotine, 4 g of benzoic acid, 3 g of menthol, 4 g of WS-23 and 6 g of essence are mixed and added into 75 g of basic cigarette liquid and stirred uniformly to obtain the electronic cigarette liquid.

Example 7

Preparing basic tobacco juice:

the base tobacco juice is obtained by blending propylene glycol and glycerol in the following weight ratio (44:48) and then mixing uniformly.

Preparing essence:

Preparing electronic cigarette liquid:

ethyl maltol, methyl cinnamate, ethyl 2-methylbutyrate, methyl anthranilate, raspberry ketone acetate, raspberry ketone and hexyl formate are blended and mixed according to the following weight ratio (60: 25: 10: 3: 1: 0.5: 0.5) to obtain a flavor composition, then 0.5 g of the flavor composition, 3 g of nicotine, 3 g of benzoic acid, 0.5 g of menthol, 0.5 g of WS-23 and 0.5 g of essence are mixed and added into 92 g of basic cigarette liquid, and the mixture is uniformly stirred to obtain the electronic cigarette liquid.

The composition of the perfume in the above examples is shown in table 1 below.

TABLE 1

Upon completion of the e-liquid of examples 1-7 above, a mouth feel score test was subsequently performed.

Taste scoring test method 1

Please note that 20 evaluators scored the experience of the e-liquid of examples 1-7 according to the evaluation indexes in table 2. The evaluation results are shown in table 3 below.

TABLE 2

TABLE 3

A taste scoring test mode 2;

the statistical method comprises the following steps: the electronic cigarette liquids of the above examples 1 to 7 were tested by randomly selecting 1000 users through the electronic cigarette, and the taste and the mouthfeel thereof were evaluated after the use test, wherein the evaluation criteria was 10 points in total, and the better the taste or the better the mouthfeel, the higher the score.

The results of the sensory testing of the e-liquid of examples 1-7 are shown in table 4 below.

TABLE 4

As can be seen from the data in tables 2 to 4, the electronic cigarette liquids of examples 1 to 7 of the present application can generate aerosol with raspberry ice flavor for inhalation by users after atomization, and can effectively improve the satisfaction of customers in terms of taste or flavor performance.

It can be understood from the above embodiments of the present application that the present application provides an electronic cigarette liquid, and the flavor composition contained in the electronic cigarette liquid can enable a user to generate the flavor of raspberry ice, and does not generate harmful substances such as tar and suspended particles. Simultaneously, this electron tobacco juice can form the even and strong aerial fog of smell when the user smokes, and this aerial fog taste is gentle and agreeable and do not have and remain the sense to promote user experience.

While the present application has been described and illustrated with reference to particular embodiments thereof, such description and illustration are not intended to limit the present application. It will be clearly understood by those skilled in the art that various changes may be made (e.g., in the addition, subtraction and alteration of ingredients from the flavour compositions of the present application) to adapt a particular situation, material, composition of matter, substance, method or process to the objective, spirit and scope of the present application without departing from the true spirit and scope of the present application as defined by the appended claims. All such modifications are intended to be within the scope of the claims appended hereto. Although the methods disclosed herein have been described with reference to particular operations performed in a particular order, it should be understood that these operations may be combined, sub-divided, or reordered to form equivalent methods without departing from the teachings of the present application. Accordingly, unless specifically indicated herein, the order and grouping of the operations is not a limitation of the present application.

Claims

1. A flavour composition comprising the following materials in parts by weight: 40 to 70 parts of ethyl maltol, 10 to 30 parts of methyl cinnamate, 8 to 25 parts of ethyl 2-methylbutyrate, 0.1 to 10 parts of methyl anthranilate, 0.1 to 10 parts of raspberry ketone acetate, 0.1 to 10 parts of raspberry ketone, and 0.01 to 3 parts of hexyl formate.

2. An e-liquid comprising the flavor composition of claim 1.

3. The e-liquid of claim 2, wherein the flavor composition is present in the e-liquid in an amount of 0.1% to 5% by weight based on the total weight of the e-liquid.

4. The e-liquid of claim 2, further comprising propylene glycol and glycerin, and the weight of the propylene glycol in the e-liquid is 15% to 60% based on the total weight of the e-liquid, and the weight of the glycerin in the e-liquid is 30% to 70% based on the total weight of the e-liquid.

5. The e-liquid of claim 2, further comprising nicotine, and the weight of the nicotine in the e-liquid is from 0% to 5% based on the total weight of the e-liquid.

6. The e-liquid of claim 2, further comprising a nicotine salt, and the nicotine salt is present in the e-liquid in an amount of 0% to 10% by weight based on the total weight of the e-liquid.

7. The e-liquid of claim 2, further comprising a cooling agent, wherein the cooling agent is selected from the group consisting of menthol, menthone, isomenthone, l-menthyl lactate, WS-23(N,2, 3-trimethyl-2-isopropylbutanamide), WS-3 (N-ethyl-p-menthyl-3-carboxamide), WS-5(N- (ethoxycarbonylmethyl) -p-alkane-3-carboxamide), WS-12(N- (4-methoxyphenyl) -p-menthyl-7-carboxamide), neomenthol, isopulegol, menthyl acetate, isopulegol acetate, menthyl isovalerate, pulegone, and combinations thereof.

8. The e-liquid of claim 7, wherein the cooling agent is present in the e-liquid in an amount of 0.1% to 10% by weight based on the total weight of the e-liquid.

9. The e-liquid of claim 2, further comprising a flavorant, wherein the flavorant comprises γ -decalactone, ethyl butyrate, glyceryl triacetate, leaf alcohol, ethyl hexanoate, isoamyl isobutyrate, methyl dihydrojasmonate, acetic acid, hexanoic acid, vanillin, 1, 8-cineole, 2-methylbutyl butyrate, peach aldehyde, butyric acid, amyl acetate, leaf alcohol acetate, or any combination thereof.

10. The e-liquid of claim 9, wherein the flavor is present in the e-liquid in an amount of 0.1% to 10% by weight based on the total weight of the e-liquid.

11. An aerosolization device comprising the flavor composition of claim 1 or the e-liquid of any one of claims 2-10.

12. The atomization device of claim 11 in which the atomization device comprises an electronic cigarette, an ultrasonic atomizer, or a mesh atomizer.