Electronic cigarette tobacco extract without sweet greasy taste and electronic liquid
A technology of tobacco extract and e-cigarette liquid, which is applied in the fields of tobacco, processed tobacco, and smoker's supplies, which can solve the problems of reducing tobacco aroma and affecting the permeability of tobacco aroma, so as to achieve good permeability and strong tobacco aroma , clean and comfortable taste
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Embodiment 1
[0024] Weigh 1 kg of flue-cured tobacco raw material, and use the continuous flow method to measure the reducing sugar content in the raw material. The content of reducing sugar in the flue-cured tobacco is determined to be 14%. Assuming that all the reducing sugar is glucose, the calculated molar weight of reducing sugar is 0.78mol. Put the raw material in the SY-III-A experimental tobacco processor, spray ammonia water and seal it for 12 hours (the molar ratio of ammonia water to reducing sugar is 1:1, that is, the amount of ammonia water is 0.78mol) to make it fully absorbed; then heat to 80 o Bake for 1.5h.
[0025] After the pretreated raw material is pulverized, 95% ethanol is added, and solvent extraction is used for extraction. The ratio of solid to liquid is 1:10, and the extraction temperature is 25 o C, the extraction time is 12h and extracted twice; after the extraction, filter the extract with a 400-mesh filter cloth, and concentrate the extract under reduced pre...
Embodiment 2
[0027] Weigh 1 kg of oriental tobacco raw material, and use the continuous flow method to determine the content of reducing sugar in the raw material. Put the raw material in the SY-III-A experimental tobacco processor, spray glycine aqueous solution and seal it for 24 hours (the amount of glycine is 0.5 times the molar amount of reducing sugar, and the concentration of the aqueous solution is 40%) to make it fully absorbed; then heat to 100 o Bake for 1h.
[0028] Crush the pretreated raw material, weigh a certain amount of raw material, wrap it with filter paper, put it in a 1L Soxhlet extractor, add 6 times the mass of petroleum ether (60-90°C), and connect it to the bottom of the Soxhlet extractor. 2L round bottom flask, the upper end is connected with a condensing device, heated and refluxed for 8 hours to extract once; after the extraction is completed, the extract is cooled to room temperature, concentrated under reduced pressure until there is no solvent, and tobacco ...
Embodiment 3
[0030] Weigh 1 kg of sun-cured yellow tobacco raw material, and use the continuous flow method to determine the content of reducing sugar in the raw material. Put the raw material in a SY-III-A experimental tobacco processor, spray proline aqueous solution and seal it for 48 hours (the dosage is 3 times the molar amount of reducing sugar, and the concentration of the aqueous solution is 70%) to make it fully absorbed; then Heat to 120 o Bake for 0.5h.
[0031] The pretreated raw material is crushed, a certain amount of raw material is weighed, wrapped with filter paper, placed in a 1L Soxhlet extractor, 8 times the mass of ethyl acetate is added, and a 2L round-bottomed flask is connected to the lower end of the Soxhlet extractor. The upper end is connected with a condensing device, heated and refluxed for extraction for 4 hours and extracted twice; after the extraction is completed, the extract is cooled to room temperature, and concentrated under reduced pressure until ther...
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