CN113558282A

CN113558282A - Electronic cigarette liquid and atomization device containing same

Info

Publication number: CN113558282A
Application number: CN202110969495.9A
Authority: CN
Inventors: 熊赞华; 许静; 黄怡岚; 潘松; 姜兴涛
Original assignee: Shenzhen Fangxin Technology Co ltd
Current assignee: Shenzhen Fangxin Technology Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2021-10-29

Abstract

The application relates to electronic cigarette liquid and an atomization device containing the same. The e-liquid of some embodiments of the present application consists of a flavor composition consisting of 0.01 to 2 parts of 2, 3-pentanedione, 0.01 to 2 parts of 3-carene, 1 to 15 parts of anise camphor, 0.01 to 3 parts of dihydrocoumarin, 15 to 45 parts of triethyl citrate, 35 to 65 parts of methyl salicylate, 10 to 25 parts of vanillin, and 0.01 to 3 parts of acetoin, propylene glycol, glycerol, a cooling agent, a flavor, optionally nicotine or a nicotine salt, and optionally an organic acid. The electronic cigarette liquid can enable a user to generate the mouth feel of the black pine and sand flavor when the user absorbs the electronic cigarette liquid through the flavor composition, and the electronic cigarette liquid can form uniform and thick aerial fog, so that the user experience is effectively improved.

Description

Electronic cigarette liquid and atomization device 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 the Kaempferia nigricans, 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 an electronic smoking fluid consisting of a flavour composition, propylene glycol, glycerol, a cooling agent, a flavour, optionally nicotine or a nicotine salt, and optionally an organic acid, wherein the flavour composition consists of: about 0.01 to about 2 parts of 2, 3-pentanedione, about 0.01 to about 2 parts of 3-carene, about 1 to about 15 parts of daminole, about 0.01 to about 3 parts of dihydrocoumarin, about 15 to about 45 parts of triethyl citrate, about 35 to about 65 parts of methyl salicylate, about 10 to about 25 parts of vanillin, and about 0.01 to about 3 parts of acetoin.

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.

As used herein, the term "optional" is used to indicate that the e-liquid may or may not include the component.

According to one aspect of the present application, there is provided an electronic smoking fluid consisting of a flavour composition, propylene glycol, glycerol, a cooling agent, a flavour, optionally nicotine or a nicotine salt, and optionally an organic acid, the flavour composition consisting of: about 0.01 to about 2 parts of 2, 3-pentanedione, about 0.01 to about 2 parts of 3-carene, about 1 to about 15 parts of daminole, about 0.01 to about 3 parts of dihydrocoumarin, about 15 to about 45 parts of triethyl citrate, about 35 to about 65 parts of methyl salicylate, about 10 to about 25 parts of vanillin, and about 0.01 to about 3 parts of acetoin.

In some embodiments, the 2, 3-pentanedione can be approximately 0.02 parts, 0.05 parts, 0.1 parts, 0.5 parts, 0.8 parts, 1 part, 1.2 parts, 1.5 parts, 1.8 parts, or a range consisting of any two of these parts by weight.

In some embodiments, the flavor composition of the invention comprises 3-carene in an amount of about 0.02 parts, 0.05 parts, 0.1 parts, 0.5 parts, 0.8 parts, 1 part, 1.2 parts, 1.5 parts, 1.8 parts, or a range consisting of any two of these parts by weight.

In some embodiments of the flavor compositions, the anise camphor may be present in an amount ranging from about 2 parts, about 4 parts, about 5 parts, about 8 parts, about 10 parts, about 12 parts, or any two of these parts by weight.

In some embodiments, the dihydrocoumarin may be present in the flavor composition at about 0.02 parts, 0.05 parts, 0.1 parts, 0.5 parts, 0.8 parts, 1 part, 1.2 parts, 1.5 parts, 1.8 parts, 2 parts, 2.2 parts, 2.5 parts, 2.8 parts, or a range consisting of any two of these parts by weight.

In some embodiments of the flavor composition, the triethyl citrate can be approximately 20 parts, 25 parts, 30 parts, 35 parts, 40 parts, or a range consisting of any two of these parts by weight.

In some embodiments of the flavor composition, the methyl salicylate can be approximately 40 parts, 45 parts, 50 parts, 55 parts, 60 parts, or a range consisting of any two of these parts by weight.

In some embodiments of the flavor composition, the vanillin can be approximately 12 parts, 15 parts, 18 parts, 20 parts, 22 parts, or a range consisting of any two of these parts by weight.

In some embodiments, the acetoin may be approximately 0.02 parts, 0.05 parts, 0.1 parts, 0.5 parts, 0.8 parts, 1 part, 1.2 parts, 1.5 parts, 1.8 parts, 2 parts, 2.2 parts, 2.5 parts, 2.8 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 the Karsson 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 0.01% to about 4% by weight of the e-liquid, e.g., in an amount of from about 0.01%, 0.05%, 0.1%, 0.5%, 1%, 1.5%, 2%, 2.5%, 3%, 3.5%, 4% or a range consisting of any two of these weight percentages. In some embodiments, the flavor composition is present in the e-liquid in an amount of about 0.1% to about 1.0% by weight to produce a mild aerosol taste and thereby optimize the user experience.

In some embodiments, the weight of propylene glycol in the e-liquid is approximately 15% to 60%, for example approximately 15%, 20%, 25%, 30%, 35%, 40%, 50%, 60%, or a range consisting of any two of these weight percentages, based on the total weight of the e-liquid; and glycerol in the electronic cigarette liquid in an amount of about 30% to about 70%, for example, about 30%, 35%, 40%, 45%, 50%, 55%, 60%, 65%, 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.

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-3-carboxamide), 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 of the e-liquid, e.g., about 0.1%, 0.2%, 0.3%, 0.5%, 1.0%, 1.5%, 2.0%, 2.5%, 5%, 7.5%, 10% or a range consisting of any two of these weight percentages. In some embodiments, the cooling agent is present in the e-liquid in an amount of about 1.0% to about 10% by weight of the e-liquid, based on the total weight of the e-liquid, to enhance the mouthfeel of the aerosol generated by the e-liquid for inhalation by a user.

In some embodiments, the weight of nicotine in the e-liquid is approximately 0% to 5%, for example approximately 0%, 0.1%, 0.5%, 1.0%, 1.5%, 2.0%, 2.5%, 3%, 3.5%, 4%, 4.5%, 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 liquid in an amount of about 0.9% to about 5.0% by weight based on the total weight of the electronic liquid.

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 less than about 10.0%, such as about 0.1%, 0.2%, 0.5%, 1.0%, 1.5%, 2.0%, 2.5%, 5%, 7.5%, 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 10.0% by weight based on the total weight of the electronic liquid.

In some embodiments, the essence comprises 1, 4-cineole, 1, 8-cineole, ethyl lactate, alpha-pinene, alpha-terpineol, beta-pinene, gamma-heptalactone, gamma-terpinene, benzyl alcohol, n-butanol, ethyl butyrate, eugenol, linalool, methyl mercaptan, limonene, cinnamaldehyde, ethyl maltol, ethyl acetate, isoamyl isovalerate, 1-p- -

Alkene-8-thiol, methylcyclopentenolone, cumyl alcohol, anisyl formate, or any combination thereof; or comprises 1, 4-cineole, 1, 8-cineole, alpha-terpineol, beta-pinene, gamma-heptalactone, gamma-terpinene, benzyl alcohol, ethyl butyrate, 1-p-propanoic acid

Alkene-8-thiol, linalool, methyl mercaptan, limonene, ethyl maltol, amyl acetate, isoamyl isovalerate, or any combination thereof.

In some embodiments, the weight of the flavoring in the e-liquid is about 0.01% to about 2.0%, for example, approximately in the range of 0.05%, 0.2%, 0.3%, 0.5%, 1.0%, 1.5%, 2.0%, 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 0.1% to about 0.5% by weight based on the total weight of the e-liquid.

In some embodiments, the organic acid comprises at least one of benzoic acid, acetic acid, propionic acid, levulinic acid, lactic acid, citric acid, lauric acid, malic acid, or succinic acid. In some embodiments, the weight of the organic acid in the e-liquid is from about 0% to about 5%, for example, approximately in the range of 0%, 1%, 1.5%, 2%, 2.5%, 3%, 3.5%, 4%, 4.5%, or 5%, or any two of these weight percentages, based on the total weight of the 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 (40.6:55) and then uniformly mixing.

Preparing essence:

prepared according to the weight ratio in the following table 1, and mixed to obtain the essence I.

Preparing electronic cigarette liquid:

mixing 2, 3-pentanedione, 3-carene, anise camphor, dihydrocoumarin, triethyl citrate, methyl salicylate, vanillin and acetoin according to the following weight ratio (0.5: 0.3: 5: 1: 25: 52: 15: 1.2) to obtain a flavor composition, mixing 0.6 g of the flavor composition, 3.5 g of WS-23 and 0.3 g of essence I, adding the mixture into 95.6 g of base 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 in the following weight ratio (38.91:55) and mixing uniformly.

Preparing essence:

Preparing electronic cigarette liquid:

the preparation method comprises the following steps of mixing 2, 3-pentanedione, 3-carene, anise camphor, dihydrocoumarin, triethyl citrate, methyl salicylate, vanillin and acetoin according to the following weight ratio (1: 0.5: 5: 1: 26: 50: 15: 1.5) to obtain a flavor composition, then mixing 0.6 g of the flavor composition, 0.99 g of nicotine, 4.3 g of menthol and 0.2 g of essence I, adding the mixture into 93.91 g of base cigarette liquid, and uniformly stirring to obtain the electronic cigarette liquid.

Example 3

Preparing basic tobacco juice:

the base tobacco juice is obtained by blending propylene glycol and glycerol according to the following weight ratio (41.4:50) and then uniformly mixing.

Preparing essence:

prepared according to the weight ratio in the following table 1, and mixed to obtain the essence II.

Preparing electronic cigarette liquid:

mixing 2, 3-pentanedione, 3-carene, anise camphor, dihydrocoumarin, triethyl citrate, methyl salicylate, vanillin and acetoin according to the following weight ratio (1: 0.5: 5: 1: 26: 50: 15: 1.5) to obtain a flavor composition, then mixing 0.8 g of the flavor composition, 1.8 g of nicotine, 1.2 g of benzoic acid, 1.5 g of menthol, 3 g of WS-23 and 0.3 g of essence II, adding the mixture into 91.4 g of basic cigarette liquid, and uniformly stirring to obtain the electronic cigarette liquid.

Example 4

Preparing basic tobacco juice:

the base tobacco juice is obtained by blending propylene glycol and glycerol according to the following weight ratio (40.8:48) and then uniformly mixing.

Preparing essence:

Preparing electronic cigarette liquid:

mixing 2, 3-pentanedione, 3-carene, anise camphor, dihydrocoumarin, triethyl citrate, methyl salicylate, vanillin and acetoin according to the following weight ratio (2: 1: 4: 1: 28: 45: 18: 1) to obtain a flavor composition, then mixing 0.6 g of the flavor composition, 3 g of nicotine, 2.4 g of benzoic acid, 2 g of menthol, 3 g of WS-23 and 0.2 g of essence I, adding the mixture into 88.8 g of basic tobacco juice, and uniformly stirring to obtain the electronic cigarette juice.

Example 5

Preparing basic tobacco juice:

the base tobacco juice is obtained by blending propylene glycol and glycerol according to the following weight ratio (39.1:45) and then uniformly mixing.

Preparing essence:

Preparing electronic cigarette liquid:

mixing 2, 3-pentanedione, 3-carene, anise camphor, dihydrocoumarin, triethyl citrate, methyl salicylate, vanillin and acetoin according to the following weight ratio (2: 1: 4: 1: 28: 45: 18: 1) to obtain a flavor composition, then mixing 0.8 g of the flavor composition, 5 g of nicotine, 4.5 g of benzoic acid, 2.8 g of menthol, 2.5 g of WS-3 and 0.3 g of essence II, adding the mixture into 84.1 g of basic tobacco juice, and uniformly stirring to obtain the electronic cigarette juice.

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 1-5 above, the mouth feel score test was followed.

Taste scoring test method 1

Please note that 20 evaluators scored the experience of the electronic cigarette liquid of examples 1-5 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 5 were tested by randomly selecting 1000 users through electronic cigarettes, and the taste and mouthfeel thereof were evaluated after the use test, wherein the evaluation criteria was calculated by 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 1-5 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 5 of the present application can generate aerosol with the flavor of samson of black pine for inhalation by users after atomization, and the satisfaction of customers can be effectively improved no matter on the taste or the expression of the taste.

As can be understood from the above embodiments of the present application, the present application provides an electronic cigarette liquid, which can enable a user to generate the flavor of the samson of the black pine without generating harmful substances such as tar and suspended particles through the flavor composition contained in the electronic cigarette liquid. 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. An e-liquid consisting of a flavor composition, propylene glycol, glycerin, a cooling agent, a flavor, optionally nicotine or a nicotine salt, and optionally an organic acid, the flavor composition consisting of:

0.01 to 2 parts of 2, 3-pentanedione, 0.01 to 2 parts of 3-carene, 1 to 15 parts of anise camphor, 0.01 to 3 parts of dihydrocoumarin, 15 to 45 parts of triethyl citrate, 35 to 65 parts of methyl salicylate, 10 to 25 parts of vanillin and 0.01 to 3 parts of acetoin.

2. The e-liquid of claim 1, wherein the flavor composition is present in the e-liquid in an amount of 0.01% to 4% by weight based on the total weight of the e-liquid.

3. The e-liquid of claim 1, wherein the propylene glycol is present in the e-liquid in an amount of 15% to 60% by weight of the total e-liquid, and the glycerol is present in the e-liquid in an amount of 30% to 70% by weight of the total e-liquid.

4. The e-liquid of claim 1, wherein the weight of nicotine in the e-liquid is from 0% to 5% based on the total weight of the e-liquid.

5. The e-liquid of claim 1, wherein 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.

6. The e-liquid of claim 1, 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-3-carboxamide), and combinations thereof.

7. The e-liquid of claim 6, 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.

8. The e-liquid of claim 1Wherein the essence comprises 1, 4-cineole, 1, 8-cineole, ethyl lactate, alpha-pinene, alpha-terpineol, beta-pinene, gamma-heptalactone, gamma-terpinene, benzyl alcohol, n-butyl alcohol, ethyl butyrate, eugenol, linalool, methyl mercaptan, limonene, cinnamaldehyde, ethyl maltol, ethyl acetate, isoamyl isovalerate and 1-p-one-ketone

Alkene-8-thiol, methylcyclopentenolone, cuminol, anisyl formate, amyl acetate, isoamyl isovalerate, or any combination thereof.

9. The e-liquid of claim 8, wherein the flavor is present in the e-liquid in an amount of 0.01% to 2% by weight based on the total weight of the e-liquid.

10. An aerosolization device comprising the e-liquid of any one of claims 1-9.

11. The atomization device of claim 10 in which the atomization device comprises an electronic cigarette, an ultrasonic atomizer, or a mesh atomizer.