阅读说明：本技术 风味组合物、电子烟油及其制备方法和应用 (Flavor composition, electronic cigarette oil, and preparation method and application thereof ) 是由 李天成 莫志文 冼世新 于 2020-11-16 设计创作，主要内容包括：本发明涉及一种风味组合物、电子烟油及其制备方法和应用。按质量份数计,上述风味组合物包括：甲基庚烯酮0.004份～0.012份、甜瓜醛0.015份～0.035份、2-甲氧基-3-甲基吡嗪0.008份～0.024份、茶香酮0.06份～0.10份、噻唑类物质2份～4份及丙二醇0.34份～0.40份。上述风味组合物通过调整各组分及其配比,使得风味组合物应用于电子烟油时能够提高绿豆冰沙口味的还原度。且上述风味组合物用于电子烟油时,在高温高湿条件下烘烤24h后,组分含量及口味基本没有变化,稳定性好。(The invention relates to a flavor composition, electronic cigarette oil, and a preparation method and application thereof. The flavor composition comprises the following components in parts by mass: 0.004 to 0.012 portion of methyl heptenone, 0.015 to 0.035 portion of melon aldehyde, 0.008 to 0.024 portion of 2-methoxy-3-methylpyrazine, 0.06 to 0.10 portion of tea scented ketone, 2 to 4 portions of thiazole substances and 0.34 to 0.40 portion of propylene glycol. The flavor composition can improve the reduction degree of the mung bean smoothie taste when being applied to the electronic cigarette oil by adjusting the components and the proportion thereof. When the flavor composition is used for the electronic cigarette oil, the content and the taste of the components are basically not changed after the electronic cigarette oil is baked for 24 hours under the high-temperature and high-humidity condition, and the stability is good.)

1. A flavor composition, wherein the flavor composition comprises, in parts by weight: 0.004 to 0.012 portion of methyl heptenone, 0.015 to 0.035 portion of melon aldehyde, 0.008 to 0.024 portion of 2-methoxy-3-methylpyrazine, 0.06 to 0.10 portion of tea scented ketone, 2 to 4 portions of thiazole substances and 0.34 to 0.40 portion of propylene glycol.

2. The flavor composition of claim 1, wherein the flavor composition comprises, in parts by weight: 0.006 to 0.010 portion of methylheptenone, 0.02 to 0.03 portion of cucumis melo aldehyde, 0.012 to 0.020 portion of 2-methoxy-3-methylpyrazine, 0.07 to 0.09 portion of tea aroma ketone, 2.5 to 3.5 portions of thiazole substances and 0.36 to 0.39 portion of propylene glycol.

3. Flavour composition according to claim 1 or 2, characterized in that the thiazole substances are selected from at least one of 4-methyl-5- (β -hydroxyethyl) thiazole, benzothiazole and 2-isopropyl-4-methylthiazole.

4. An electronic cigarette liquid comprising a base liquid, nicotine and the flavor composition according to any one of claims 1 to 3.

5. The electronic cigarette liquid according to claim 4, wherein the electronic cigarette liquid comprises, in parts by mass: 76 to 91 parts of basic tobacco liquid, 2 to 10 parts of nicotine and 2.5 to 4.5 parts of flavor composition.

6. The electronic cigarette liquid according to claim 5, comprising, in parts by mass: 82 to 86.5 parts of basic tobacco juice, 4 to 6 parts of nicotine and 3 to 4 parts of flavor composition.

7. The electronic cigarette liquid according to claim 5 or 6, wherein the nicotine comprises benzoic acid and nicotine, and the benzoic acid is 1 to 5 parts by mass and the nicotine is 1 to 5 parts by mass in the electronic cigarette liquid.

8. The electronic cigarette liquid according to any one of claims 4 to 6, wherein the base cigarette liquid comprises 45 to 60 mass% of propylene glycol and 40 to 55 mass% of glycerin, based on 100 mass% of the total amount of the base cigarette liquid.

9. The electronic cigarette liquid according to any one of claims 4 to 6, further comprising 2 to 5 parts by mass of an essence.

10. The electronic cigarette liquid of claim 9, wherein the essence comprises, based on 100% of the total mass of the essence: the composition comprises, by mass, 0.4-0.6% of menthyl acetate, 0.05-0.07% of butyric acid, 0.1-0.3% of butyl butyryl lactate, 0.07-0.09% of methyl anthranilate, 0.2-0.4% of 2-acetylpyrazine, 1-3% of ethyl maltol, 2-3% of vanillin and 94-95% of propylene glycol.

11. The electronic cigarette liquid according to any one of claims 4 to 6 and 10, further comprising 3 to 4.5 parts by mass of a cooling agent.

12. The e-liquid of claim 11, wherein said cooling agent is selected from at least one of N-ethyl-p-menthyl-3-carboxamide, N, 2, 3-trimethyl-2-isopropylbutanamide, N- (ethoxycarbonylmethyl) -p-alkane-3-carboxamide, N- (4-methoxyphenyl) -p-menthyl-3-carboxamide, menthol, menthone, isomenthone, isopulegone, menthyl acetate, levocarvone, menthyl lactate, isomenthyl acetate, and menthyl isovalerate.

13. The electronic cigarette liquid according to claim 12, wherein the cooling agent is a mixture of N, 2, 3-trimethyl-2-isopropyl butanamide and menthol, and the mass fraction of N, 2, 3-trimethyl-2-isopropyl butanamide in the electronic cigarette liquid is 1 to 4 parts, and the mass fraction of menthol is 0.5 to 2.0 parts.

14. The preparation method of the electronic cigarette oil is characterized by comprising the following steps: mixing raw materials to prepare the electronic cigarette liquid, wherein the raw materials comprise nicotine, base tobacco juice and the flavor composition of any one of claims 1-3.

15. Use of a flavour composition as claimed in any one of claims 1 to 3 in the preparation of a mung bean flavoured food or beverage.

Technical Field

The invention relates to the field of tobacco tar, in particular to a flavor composition, electronic tobacco tar, and a preparation method and application thereof.

Background

The tobacco tar used by the electronic cigarette usually comprises base tobacco juice composed of glycerol and propylene glycol, nicotine extract is added into the base tobacco juice, acid substances are added to adjust the pH value, and various flavors and fragrances are added to form the electronic tobacco tar with different flavors. The traditional electronic cigarette oil with the mung bean taste has the problems of low taste reduction degree and poor stability.

Disclosure of Invention

Accordingly, there is a need for a flavor composition that can be used in e-liquid tobacco products, that improves the degree of reduction of the green bean's sweet sweetened bean paste flavor, and that is also stable.

In addition, an electronic cigarette oil, a preparation method and an application thereof are also provided.

A flavor composition comprising, in parts by weight: 0.004 to 0.012 portion of methyl heptenone, 0.015 to 0.035 portion of melon aldehyde, 0.008 to 0.024 portion of 2-methoxy-3-methylpyrazine, 0.06 to 0.10 portion of tea scented ketone, 2 to 4 portions of thiazole substances and 0.34 to 0.40 portion of propylene glycol.

In one embodiment, the flavor composition comprises, in parts by mass: 0.006 to 0.010 portion of methylheptenone, 0.02 to 0.03 portion of cucumis melo aldehyde, 0.012 to 0.020 portion of 2-methoxy-3-methylpyrazine, 0.07 to 0.09 portion of tea aroma ketone, 2.5 to 3.5 portions of thiazole substances and 0.36 to 0.39 portion of propylene glycol.

In one embodiment, the thiazole material is selected from at least one of 4-methyl-5- (beta-hydroxyethyl) thiazole, benzothiazole and 2-isopropyl-4-methylthiazole.

An electronic cigarette oil comprises basic cigarette liquid, nicotine and the flavor composition.

In one embodiment, the electronic cigarette oil comprises the following components in parts by weight: 76 to 91 parts of basic tobacco liquid, 2 to 10 parts of nicotine and 2.5 to 4.5 parts of flavor composition.

In one embodiment, the electronic cigarette oil comprises the following components in parts by weight: 82 to 86.5 parts of basic tobacco juice, 4 to 6 parts of nicotine and 3 to 4 parts of flavor composition.

In one embodiment, the nicotine comprises benzoic acid and nicotine, and in the electronic cigarette oil, the mass part of the benzoic acid is 1-5 parts, and the mass part of the nicotine is 1-5 parts.

In one embodiment, the base tobacco juice comprises 45-60% by mass of propylene glycol and 40-55% by mass of glycerin, based on the total amount of the base tobacco juice being 100%.

In one embodiment, the electronic cigarette oil further comprises 2-5 parts by weight of essence.

In one embodiment, the essence comprises, based on 100% of the total amount of the essence: the composition comprises, by mass, 0.4-0.6% of menthyl acetate, 0.05-0.07% of butyric acid, 0.1-0.3% of butyl butyryl lactate, 0.07-0.09% of methyl anthranilate, 0.2-0.4% of 2-acetylpyrazine, 1-3% of ethyl maltol, 2-3% of vanillin and 94-95% of propylene glycol.

In one embodiment, the electronic cigarette oil further comprises 3-4.5 parts by weight of cooling agent.

In one embodiment, the cooling agent is selected from at least one of N-ethyl-p-menthyl-3-carboxamide, N, 2, 3-trimethyl-2-isopropylbutanamide, N- (ethoxycarbonylmethyl) -p-alkane-3-carboxamide, N- (4-methoxyphenyl) -p-menthyl-3-carboxamide, menthol, menthone, isomenthone, isopulegone, menthyl acetate, levocarvone, menthyl lactate, isomenthyl acetate, and menthyl isovalerate.

In one embodiment, the cooling agent is a mixture of N, 2, 3-trimethyl-2-isopropyl butanamide and menthol, and in the electronic cigarette oil, the mass parts of the N, 2, 3-trimethyl-2-isopropyl butanamide are 1-4 parts, and the mass parts of the menthol are 0.5-2.0 parts.

A preparation method of electronic cigarette oil comprises the following steps: mixing raw materials to prepare the electronic cigarette oil, wherein the raw materials comprise the flavor composition, nicotine and basic cigarette liquid.

Use of the flavour composition described above in the preparation of a food or beverage having a mung bean flavour.

The flavor composition can improve the reduction degree of the mung bean smoothie taste when being applied to the electronic cigarette oil by adjusting the components and the proportion thereof. When the flavor composition is used for the electronic cigarette oil, the content and the taste of the components are basically not changed after the electronic cigarette oil is baked for 24 hours under the high-temperature and high-humidity condition, and the stability is good.

Drawings

FIG. 1 is a gas chromatogram of the E-liquid prepared in example 5 before and after high temperature and high humidity treatment.

Detailed Description

In order that the invention may be more fully understood, reference will now be made to the following description taken in conjunction with the accompanying drawings. The detailed description sets forth the preferred embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

The flavor composition of an embodiment comprises the following components in parts by weight: 0.004 to 0.012 portion of methyl heptenone, 0.015 to 0.035 portion of melon aldehyde, 0.008 to 0.024 portion of 2-methoxy-3-methylpyrazine, 0.06 to 0.10 portion of tea scented ketone, 2 to 4 portions of thiazole substances and 0.34 to 0.40 portion of propylene glycol.

The flavor composition can restore the fresh and sweet bean paste feeling of the mung beans when being applied to the electronic cigarette oil by adjusting the components and the proportion thereof, and provides a cool mung bean paste ice feeling for users. Meanwhile, the aroma, the natural degree and the harmony of the taste are improved, and the stimulation feeling is reduced. In addition, the flavor composition has good stability, and the content and the taste of the components are basically not changed after the flavor composition is baked for 24 hours under the high-temperature and high-humidity condition, so that the stability of the electronic cigarette oil is improved, and the experience feeling of a user is stable.

Specifically, the mass portion of methylheptenone is 0.004, 0.006, 0.008, 0.010 or 0.012. Further, the mass portion of the methylheptenone is 0.006 to 0.010. Furthermore, the mass portion of the methyl heptenone is 0.008 to 0.010.

The mass portion of the 2-methoxyl-3-methylpyrazine is 0.008 portion, 0.012 portion, 0.016 portion, 0.020 portion or 0.024 portion. Further, the mass portion of the 2-methoxy-3-methylpyrazine is 0.012 to 0.020. Furthermore, the mass portion of the 2-methoxy-3-methylpyrazine is 0.016 to 0.020. In one embodiment, the mass ratio of the 2-methoxy-3-methylpyrazine to the methylheptenone is 2: 1.

The mass portion of the cucumis melo aldehyde is 0.015 portion, 0.020 portion, 0.025 portion, 0.030 portion or 0.035 portion. Furthermore, the mass portion of the cucumis melo aldehyde is 0.02 to 0.03. Furthermore, the mass portion of the cucumis melo aldehyde is 0.02 to 0.025. In one embodiment, the mass ratio of the cucumis melo aldehyde to the methylheptenone is (1.25-8.75) to 1. For example, the mass ratio of cucumis melo aldehyde to methylheptenone is 1.25: 1, 2: 1, 3.125: 1, 5: 1 or 8.75: 1.

The mass portion of the tea scented ketone is 0.06 portion, 0.07 portion, 0.08 portion, 0.09 portion or 0.10 portion. Furthermore, the mass portion of the tea scented ketone is 0.07 to 0.09. Furthermore, the mass portion of the tea scented ketone is 0.08 to 0.09. In one embodiment, the mass ratio of the tea scented ketone to the methyl heptenone is (8.33-15) to 1. For example, the mass ratio of tea scented ketone to methyl heptenone is 8.33: 1, 9: 1, 10: 1, 11.67: 1, or 15: 1.

The thiazole material is 2 parts, 2.5 parts, 3 parts, 3.5 parts or 4 parts by mass. Furthermore, the thiazole material accounts for 2.5 to 3.5 parts by weight. Furthermore, the thiazole material accounts for 3 to 3.5 parts by mass. Specifically, the thiazole material is selected from at least one of 4-methyl-5- (beta-hydroxyethyl) thiazole, benzothiazole and 2-isopropyl-4-methylthiazole. In one embodiment, the mass ratio of the thiazole substances to the methylheptenone is (333-500) to 1. For example, the mass ratio of thiazole to methylheptenone is 333: 1, 350: 1, 375: 1, 417: 1 or 500: 1.

The mass portion of the propylene glycol is 0.34 portion, 0.35 portion, 0.36 portion, 0.37 portion, 0.38 portion, 0.39 portion or 0.40 portion. Furthermore, the mass portion of the propylene glycol is 0.36 to 0.38. Furthermore, the mass portion of the propylene glycol is 0.36 to 0.37. In one embodiment, the mass ratio of the propylene glycol to the methylheptenone is (29-98.25) to 1. For example, the mass ratio of propylene glycol to methylheptenone is 29: 1, 36: 1, 46.375: 1, 63.67: 1 or 98.25: 1.

Further, in some embodiments, the flavor composition comprises, in parts by weight: 0.006 to 0.010 portion of methylheptenone, 0.02 to 0.03 portion of cucumis melo aldehyde, 0.012 to 0.020 portion of 2-methoxy-3-methylpyrazine, 0.07 to 0.09 portion of tea aroma ketone, 2.5 to 3.5 portions of thiazole substances and 0.36 to 0.39 portion of propylene glycol.

Further, the flavor composition comprises the following components in parts by weight: 0.008 to 0.010 portion of methylheptenone, 0.02 to 0.025 portion of melon aldehyde, 0.016 portion to 0.020 portion of 2-methoxy-3-methylpyrazine, 0.08 portion to 0.09 portion of tea-scented ketone, 3 portions to 3.5 portions of thiazole substances and 0.36 portion to 0.37 portion of propylene glycol.

More preferably, the flavor composition comprises the following components in parts by weight: 0.010 part of methylheptenone, 0.02 part of cucumis melo aldehyde, 0.020 part of 2-methoxy-3-methylpyrazine, 0.09 part of theanone, 3.5 parts of thiazole substances and 0.36 part of propylene glycol.

Further, the flavor composition comprises methylheptenone, cucumis melo aldehyde, 2-methoxy-3-methylpyrazine, tea scented ketone, thiazole and propylene glycol.

The preparation process of the flavor composition comprises the following steps: weighing the following raw materials in parts by weight: 0.004 to 0.012 portion of methyl heptenone, 0.015 to 0.035 portion of melon aldehyde, 0.008 to 0.024 portion of 2-methoxy-3-methylpyrazine, 0.06 to 0.10 portion of tea scented ketone, 2 to 4 portions of thiazole substances and 0.34 to 0.40 portion of propylene glycol, and then all the raw materials are evenly mixed to prepare the flavor composition.

The flavor composition has at least the following advantages:

(1) the flavor composition can restore the fresh and sweet bean paste feeling of the mung beans when being applied to the electronic cigarette oil by adjusting the components and the proportion thereof, and provides a cool mung bean paste ice feeling for users. Meanwhile, the aroma, the natural degree and the harmony of the taste are improved, and the stimulation feeling is reduced. In addition, the flavor composition has good stability, and the content and the taste of the components are basically not changed after the flavor composition is baked for 24 hours under the high-temperature and high-humidity condition, so that the stability of the electronic cigarette oil is improved, and the experience feeling of a user is stable.

(2) The flavor composition has simple composition, and easily accessible raw materials.

An electronic cigarette liquid according to an embodiment includes the flavor composition, the base cigarette liquid, and nicotine according to the above embodiment. The electronic cigarette oil has highly reduced, well coordinated, highly enriched mung bean ice paste taste, and good stability.

Specifically, the electronic cigarette oil comprises the following components in parts by weight: 76 to 91 parts of basic tobacco liquid, 2 to 10 parts of nicotine and 2.5 to 4.5 parts of flavor composition. Further, the electronic cigarette oil comprises the following components in parts by weight: 82 to 86.5 parts of basic tobacco juice, 4 to 6 parts of nicotine and 3 to 4 parts of flavor composition. Furthermore, the electronic cigarette oil comprises the following components in parts by weight: 82 to 83 parts of basic tobacco liquid, 4 to 6 parts of nicotine and 3.5 to 4 parts of flavor composition.

In the electronic cigarette oil, the mass parts of the flavor composition are 2.5 parts, 3 parts, 3.5 parts, 4 parts or 4.5 parts. Further, the mass part of the flavor composition is 3 to 4. Furthermore, the mass part of the flavor composition is 3.5 to 4.

In the electronic cigarette liquid, the base cigarette liquid is 76 parts, 76.5 parts, 82 parts, 83 parts, 86.5 parts, 88.5 parts or 91 parts by mass. And further, the mass part of the basic tobacco juice is 76.5-88.5 parts. Furthermore, the base tobacco juice is 82 to 86.5 parts by weight. Preferably, the base tobacco juice is 82 to 83 parts by weight. In one embodiment, the mass ratio of the base tobacco juice to the flavor composition is (17-35.4) to 1. For example, the mass ratio of base smoke liquid to flavour composition is 17: 1, 20.5: 1, 23.7: 1, 28.8: 1 or 35.4: 1.

Specifically, the base smoke fluid comprises propylene glycol and glycerin. The basic tobacco juice comprises 45-60% by mass of propylene glycol and 40-55% by mass of glycerin, based on 100% of the total mass of the basic tobacco juice. In one embodiment, the base smoke fluid consists of propylene glycol and glycerin. The propylene glycol is 45%, 50%, 55% or 60% by mass. Further, the mass portion of the propylene glycol is 50-55%.

In the electronic cigarette oil, the mass part of nicotine is 2 parts, 3 parts, 4 parts, 6 parts or 10 parts. Further, the mass portion of the nicotine is 3 to 10. Furthermore, the mass part of the nicotine is 4 to 6 parts. In one embodiment, the mass ratio of nicotine to flavor composition is (1.2-2.2): 1. For example, the mass ratio of nicotine to flavor composition is 1.2: 1, 1.3: 1, 1.5: 1, 1.7: 1, or 2.2: 1.

In some embodiments, nicotine includes nicotine and benzoic acid. The pH value of the nicotine is adjusted by adding benzoic acid, so that a mild and smooth mouthfeel can be brought, and the stimulation caused by nicotine is reduced. Specifically, in the electronic cigarette oil, the mass parts of nicotine and benzoic acid are 1-5 parts and 1-5 parts respectively. For example, the mass part of benzoic acid is 1 part, 1.5 parts, 2 parts, 3 parts or 5 parts. Preferably, the mass portion of the benzoic acid is 1.5 to 5. More preferably, the benzoic acid is present in an amount of 2 to 3 parts by mass. The mass portion of the nicotine is 1 portion, 1.5 portions, 2 portions, 3 portions or 5 portions. Preferably, the mass portion of the nicotine is 1.5 to 5. More preferably, the nicotine is 2 to 3 parts by mass. Furthermore, the mass parts of the benzoic acid and the nicotine are the same.

Furthermore, the electronic cigarette oil also comprises essence. The essence and the flavor composition are matched, so that the aroma reduction degree, the richness, the naturalness and the harmony of the electronic cigarette oil can be further improved. In the electronic cigarette oil, the mass portion of the essence is 2 to 4.5. Specifically, the essence is 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts or 4.5 parts by mass. Furthermore, the essence is 2.5 to 4.5 parts by weight. Furthermore, the essence is 3-4 parts by weight. In one embodiment, the mass ratio of flavor to flavor composition is 1: 1.

Specifically, the essence comprises menthyl acetate, butyric acid, butyl butyryl lactate, methyl anthranilate, 2-acetylpyrazine, ethyl maltol, vanillin, and propylene glycol. Further, the essence consists of the substances. In one embodiment, the essence comprises, based on 100% of the total amount of essence: the composition comprises, by mass, 0.4-0.6% of menthyl acetate, 0.05-0.07% of butyric acid, 0.1-0.3% of butyl butyryl lactate, 0.07-0.09% of methyl anthranilate, 0.2-0.4% of 2-acetylpyrazine, 1-3% of ethyl maltol, 2-3% of vanillin and 94-95% of propylene glycol. Further, the essence comprises: the composition comprises, by mass, 0.5% of menthyl acetate, 0.06% of butyric acid, 0.2% of butyl butyryl lactate, 0.08% of methyl anthranilate, 0.3% of 2-acetylpyrazine, 2% of ethyl maltol, 2.5% of vanillin and 94.36% of propylene glycol.

Furthermore, the electronic cigarette oil also comprises a cooling agent. In the electronic cigarette oil, the cooling agent accounts for 3-4.5 parts by weight. The cooling agent can provide a cool feeling to a smoker when in use and is not strong in irritation. The cooling agent is matched with the flavor composition, so that the electronic cigarette oil can not only restore the fragrance of the mung bean smoothie, but also provide cool and sweet feeling. Specifically, the mass parts of the cooling agent are 3 parts, 3.5 parts, 4 parts or 4.5 parts. Furthermore, the mass portion of the cooling agent is 3.5 to 4.5. Furthermore, the mass portion of the cooling agent is 3.5 to 4. In one embodiment, the mass ratio of the cooling agent to the flavor composition is (1-1.4): 1. For example, the mass ratio of cooling agent to flavor composition is 1: 1, 1: 1.1, 1: 1.2, or 1: 1.4.

Specifically, the cooling agent is at least one selected from the group consisting of N-ethyl-p-menthyl-3-carboxamide, N, 2, 3-trimethyl-2-isopropylbutanamide, N- (ethoxycarbonylmethyl) -p-alkane-3-carboxamide, N- (4-methoxyphenyl) -p-menthyl-3-carboxamide, menthol, menthone, isomenthone, isopulegone, menthyl acetate, levocarvone, menthyl lactate, isomenthyl acetate and menthyl isovalerate. In some embodiments, the cooling agent is a mixture of N, 2, 3-trimethyl-2-isopropyl butanamide and menthol, and the mass parts of the N, 2, 3-trimethyl-2-isopropyl butanamide and the mass parts of the menthol in the electronic cigarette oil are 1-4 parts and 0.5-2.0 parts respectively. Furthermore, the mass ratio of the N, 2, 3-trimethyl-2-isopropyl butanamide to the menthol is 1: 0.125-2. Furthermore, the mass ratio of the N, 2, 3-trimethyl-2-isopropyl butanamide to the menthol is 1: 0.125-0.75.

In some embodiments, the e-liquid comprises, in parts by mass: 76 to 91 parts of basic tobacco liquid, 2 to 10 parts of nicotine, 2.5 to 4.5 parts of flavor composition, 2 to 4.5 parts of essence and 3 to 4.5 parts of cooling agent. Further, the electronic cigarette oil comprises the following components in parts by weight: 82 to 86.5 parts of basic tobacco liquid, 4 to 6 parts of nicotine, 3 to 4 parts of flavor composition, 2.5 to 4.5 parts of essence and 3.5 to 4.5 parts of cooling agent. Furthermore, the electronic cigarette oil comprises the following components in parts by weight: 82 to 83 parts of basic tobacco liquid, 4 to 6 parts of nicotine, 3.5 to 4 parts of flavor composition, 3 to 4 parts of essence and 3.5 to 4 parts of cooling agent.

Furthermore, the electronic cigarette oil consists of a flavor composition, essence, a cooling agent, nicotine and basic cigarette liquid.

The electronic cigarette oil can restore the fresh and sweet bean paste feeling of the mung beans by adjusting the components and the proportion thereof, and provides a cool mung bean paste ice feeling for users. Meanwhile, the aroma, the natural degree and the harmony of the taste are improved, and the stimulation feeling is reduced. In addition, the electronic cigarette oil has good stability, and after being baked for 24 hours under the high-temperature and high-humidity condition, the component content and the taste are basically unchanged, so that the stability of the electronic cigarette oil is improved, and the experience of a user is stable.

The preparation method of the electronic cigarette oil comprises the following steps: mixing the raw materials to prepare the electronic cigarette oil. The raw materials include the flavor composition, nicotine, and base tobacco juice of the above embodiments.

Further, the raw materials also include: essence and cooling agent. The preparation method of the electronic cigarette oil specifically comprises the following steps:

step S110: weighing the following raw materials in parts by weight: 76 to 91 parts of basic tobacco liquid, 2 to 10 parts of nicotine, 2.5 to 4.5 parts of flavor composition, 2 to 4.5 parts of essence and 3 to 4.5 parts of cooling agent.

Specifically, the flavor composition is the flavor composition of the above embodiment, and will not be described herein. Before step S110, the flavor composition is mixed according to a certain ratio.

Before step S110, propylene glycol and glycerol are mixed according to a certain proportion to obtain basic tobacco juice.

Step S120: mixing cooling agent, essence, nicotine and basic tobacco juice to obtain mixed solution.

Step S130: and mixing the flavor composition with the mixed solution to prepare the electronic cigarette oil.

Because part of the raw materials in the cooling agent and the essence are solid and need to be heated to be fully mixed when being mixed with the basic cigarette liquid, the stirring and heating time is longer, and the raw materials in the flavor composition are volatile spices which can cause certain volatilization loss if being directly mixed with other raw materials, the preparation method adopted in the embodiment can ensure that the prepared electronic cigarette oil is more uniform on one hand and the volatilization loss of the flavor composition in the preparation process is reduced on the other hand. It is understood that in other embodiments, the preparation method of the electronic cigarette liquid is not limited to the above steps, and the electronic cigarette liquid can also be prepared by directly mixing the substances according to a certain proportion.

Use of a flavour composition of an embodiment in the preparation of a food or beverage having a green gram flavour. The flavor composition is the flavor composition of the above embodiment.

The following are specific examples:

examples 1 to 7

The preparation process of the electronic cigarette oil of the embodiments 1 to 7 is as follows:

(1) the flavor compositions of examples 1 to 7 were obtained by uniformly mixing the respective raw materials of the flavor composition in the blending ratio shown in table 1. The propylene glycol and the glycerin in the base tobacco juice were uniformly mixed in the proportions shown in table 2 to obtain the base tobacco juice in examples 1 to 7.

(2) Weighing the following raw materials in percentage by mass in table 3: the cigarette comprises a flavor composition, essence, a cooling agent, nicotine and basic cigarette liquid, wherein the essence comprises 0.5% by mass of menthyl acetate, 0.06% by mass of butyric acid, 0.2% by mass of butyl butyryl lactate, 0.08% by mass of methyl anthranilate, 0.3% by mass of 2-acetylpyrazine, 2% by mass of ethyl maltol, 2.5% by mass of vanillin and 94.36% by mass of propylene glycol, wherein the total amount of the essence is 100%.

(3) Mixing WS-23, menthol, benzoic acid, nicotine and essence with the basic tobacco juice to obtain a mixed solution.

(4) Adding the flavor composition into the mixed liquid in the step (3) and uniformly mixing to prepare the electronic cigarette oil of the embodiment 1 to the embodiment 7.

Table 1 composition and ratio of flavor compositions of examples 1 to 7

Table 2 composition and ratio of base smoke solution of examples 1 to 7

Table 3 compositions and ratios of the electronic cigarette oils of examples 1 to 7

Example 8

The procedure for the preparation of the e-liquid of example 8 is similar to the procedure for the preparation of the e-liquid of example 5, except that: the proportion of the essence and the basic tobacco juice is different. In example 8, the essence is 0 part by mass, and the base tobacco juice is 86 parts by mass.

Example 9

The procedure for the preparation of the e-liquid of example 9 is similar to the procedure for the preparation of the e-liquid of example 5, except that: the proportion of the cooling agent and the basic tobacco juice is different. In example 9, the cooling agent was 0 part by mass, and the base tobacco juice was 86 parts by mass.

Comparative example 1

The procedure for the preparation of the e-liquid of comparative example 1 is similar to that of example 4, except that: in step (1), the flavor compositions are different in composition. In the electronic cigarette oil of comparative example 1, 2, 5-dimethylpyrazine was used in place of 2-methoxy-3-methylpyrazine in example 4.

Comparative example 2

The procedure for the preparation of the e-liquid of comparative example 2 is similar to that of example 4, except that: in step (1), the flavor compositions are different in composition. In the electronic cigarette oil of comparative example 2, 2-methylpyrazine was used instead of 2-methoxy-3-methylpyrazine in example 4.

Comparative examples 3 to 6

The preparation process of the electronic cigarette oils of comparative examples 3 to 6 is similar to that of example 4, except that: in the step (1), the flavor compositions are different in ratio, and the ratios of the flavor compositions in comparative examples 3 to 6 are shown in table 4.

Comparative examples 7 to 9

The preparation processes of the electronic cigarette oils of comparative examples 7 to 9 are similar to those of example 5 except that: in the step (1), the flavor compositions were mixed at different ratios, and the ratios of the flavor compositions in comparative examples 7 to 9 are shown in table 4.

Comparative example 10

The procedure for the preparation of the e-liquid of comparative example 10 is similar to that of example 5, except that: the flavor composition and the basic tobacco juice are in different proportions. In comparative example 10, the thiazole material was 4.500 parts by mass, and the total part by mass of the flavor composition was 5.000 parts by mass. The mass portion of the basic tobacco juice is 81.000 portions.

Comparative example 11

The procedure for preparing the e-liquid of comparative example 11 is as follows:

mixing 2, 5-dimethyl pyrazine, 2-methyl pyrazine, 2-acetyl pyrazine, 4-oxo-isophorone, methyl mercaptan, vanillin, ethyl maltol, ethyl vanillin and menthyl acetate according to the mass ratio of 0.5: 0.05: 1: 28: 12: 33: 13: 11 to obtain a flavor composition, mixing 0.6g of the flavor composition, 3g of nicotine, 3g of benzoic acid, 4g of WS-23, 1g of menthol and 0.1g of essence, adding 90g of basic cigarette liquid, and uniformly stirring to obtain the electronic cigarette oil. The essence consists of 2.2% of beta-ionone, 4.2% of gamma-nonalactone, 3.9% of ethyl butyrate, 0.3% of 3-acetyl thiazole, 0.4% of methyl cyclopentenolone, 0.2% of limonene, 3.2% of cucumis melo aldehyde, 3.4% of isoamyl isovalerate, 6.6% of isoverdone, 0.6% of methyl anthranilate and 77.8% of glyceryl triacetate.

TABLE 4 compositions and proportions of flavor compositions of comparative examples 3 to 9

The following are test sections:

1. sensory effects were evaluated on the electronic cigarette oils prepared in examples 1 to 9. Specifically, 20 smokers were set to score the electronic cigarette oils of examples 1 to 9 according to the respective evaluation indexes given in table 5, and the average of the scores of each index by 10 smokers was taken as the score of the index, to obtain the data shown in table 6 below.

TABLE 5 sensory evaluation criteria for E-liquid

Table 6 sensory evaluation results of E-liquid of examples

Sensory effects of the electronic cigarette oils prepared in comparative examples 1 to 10 were evaluated in the same manner, and the data shown in table 7 below were obtained.

TABLE 7 sensory evaluation tables for comparative examples 1 to 10

2. The overall taste and flavor of the electronic cigarette oils prepared in examples 1 to 9 and comparative examples 1 to 11 were evaluated. Specifically, 10 smokers were selected to perform a usage test on the electronic cigarette oils prepared in examples 1 to 9 and comparative examples 1 to 11, respectively, and evaluate the overall taste and the overall flavor of the electronic cigarette oils, wherein the evaluation criteria is 10 points in total, the better the taste, the better the flavor, and the higher the score. The average of the scores of 10 smokers was used as the score of the E-liquid for each of the examples and comparative examples, and the score was shown in Table 7 below.

TABLE 7 Overall evaluation results of E-liquid of examples and comparative examples

Sample (I)	Evaluation of Whole mouthfeel	Evaluation of bulk fragrance
			Example 1	7.0	7.2
Example 2	8.6	8.1
			Example 3	8.9	8.8
Example 4	9.2	9.5
			Example 5	9.8	9.7
Example 6	8.7	8.5
			Example 7	7.9	7.8
Example 8	8.3	8.1
			Example 9	8.2	8.2
Comparative example 1	7.5	6.7
			Comparative example 2	6.6	6
Comparative example 3	6.2	6
			Comparative example 4	7.5	7.3
Comparative example 5	7	6.8
			Comparative example 6	6.5	6.3
Comparative example 7	6.1	6.4
			Comparative example 8	6.2	6.9
Comparative example 9	6.6	6.7
			Comparative example 10	6.1	7.2
Comparative example 11	8.8	8.5

3. The electronic cigarette oils of example 5 and comparative example 11 were placed in a high-temperature high-humidity test chamber at 60 ℃ and 85% humidity for 24 hours, and the taste and flavor of the electronic cigarette oils before and after high-temperature high-humidity were evaluated by the same method as that of test 2, which is not repeated herein, and the experimental data shown in table 8 below were obtained. And performing spectrum analysis on the electronic cigarette oil before and after high temperature and high humidity by using a gas chromatography-mass spectrometer (Agilent 8860+5977B DB-WAX chromatographic column) to obtain a gas chromatogram shown in figure 1.

TABLE 8 evaluation results before and after the E-liquid of example 5 before and after the high-temperature and high-humidity treatment

As can be seen from table 1, the electronic cigarette oil of example 5 had a small difference in the overall taste and flavor before and after high temperature and high humidity, and had a certain stability. The overall taste and flavor of the e-liquid prepared in examples 2 to 3, 4 and 6 were not changed much before and after the high temperature and high humidity treatment, and thus, the details thereof are not repeated.

In fig. 1, a curve 1 is a gas chromatogram of the electronic cigarette oil prepared in example 5 before being subjected to high-temperature high-humidity treatment, and a curve 2 is a gas chromatogram of the electronic cigarette oil prepared in example 5 after being subjected to high-temperature high-humidity treatment. The abscissa in fig. 1 is retention time. As can be seen in FIG. 1, curves 1 and 2 are highly coincident, indicating that the volatile components of the E-liquid of example 5 remain highly coincident before and after the high temperature and humidity treatment, and the formulation structure is stable.

The effective components identified by the spectrum shown in fig. 1 using databases such as NIST17 were quantified using an area normalization method to obtain a volatile content ratio as shown in table 9 below. As can be seen from Table 9, the volatile matter content of the E-liquid of example 5 after the high temperature and high humidity treatment was reduced by 0.6%, and the formulation structure remained substantially stable.

TABLE 9 comparison of volatile matter content before and after high temperature and high humidity treatment of E-liquid

The retention time and content data of each substance before and after the high temperature and high humidity treatment of the electronic cigarette oil prepared in example 5 are obtained by quantifying the active ingredients qualitatively obtained from the spectrogram shown in fig. 1 using databases such as NIST17 by using an area normalization method, as shown in table 10 below.

TABLE 10 content of each substance before and after high temperature and high humidity treatment of E-liquid in example 5

As can be seen from the above table, the change in the content of each substance before and after the E-liquid of example 5 is subjected to the high temperature and high humidity treatment is small, which indicates that the stability of the E-liquid is good.

It should be noted that the electronic cigarette oils prepared in example 5 were used in the above stability test, and the stability of the electronic cigarette oils prepared in examples 2 to 3, 4 and 6 is equivalent to that of example 5, and the details are not repeated herein.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.