A preparation method of rice wine extract for tobacco and its application in cigarettes
The technology of extract and yellow rice wine is applied in the field of preparation of tobacco yellow wine extract, and achieves the effects of increasing the aroma of cigarettes, having significant technical effects and increasing the concentration.
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Embodiment 1
[0016] The preparation method of the rice wine extract for tobacco is carried out successively according to the steps in the following order:
[0017] 1) Distill the rice wine directly with a distillation device, and collect the distillate at 60°C to obtain the rice wine distillate A for later use;
[0018] 2) The distilled rice wine is concentrated to a density of 1.166g / cm at a pressure of -0.080MPa and 45°C 3 , to obtain rice wine concentrate B;
[0019] 3) Add 95% ethanol with a mass fraction of 2.5 times its total weight to rice wine concentrate B, and stir for 20 minutes;
[0020] 4) The mixed liquid after stirring evenly is placed in the environment of -10°C, naturally settled for 24 hours, and filtered at room temperature, and the obtained filtrate is concentrated under reduced pressure at a pressure of -0.08MPa and a temperature of 30°C, so that the density of the concentrated liquid reaches 0.926 / cm 3 , to obtain yellow rice wine concentrate C;
[0021] 5) After...
Embodiment 2
[0023] The preparation method of the rice wine extract for tobacco is carried out successively according to the steps in the following order:
[0024] 1) Distill the rice wine directly with a distillation device, and collect the distillate at 80°C to obtain the rice wine distillate A for later use;
[0025] 2) The distilled rice wine is concentrated to a density of 1.154g / cm2 at a pressure of 0.1MPa and 55°C 3 , to obtain rice wine concentrate B;
[0026] 3) Add 95% ethanol with a mass fraction of 3 times its total weight to rice wine concentrate B, and stir for 30 minutes;
[0027] 4) The mixed solution after stirring evenly is placed in an environment of 5°C, naturally settled for 12 hours, and filtered at room temperature, and the obtained filtrate is concentrated under reduced pressure at a pressure of 0.1MPa and a temperature of 40°C, so that the density of the concentrated solution reaches 0.914g / cm 3 , to obtain yellow rice wine concentrate C;
[0028] 5) After mixin...
Embodiment 3
[0030] The preparation method of the rice wine extract for tobacco is carried out successively according to the steps in the following order:
[0031] 1) directly distill the rice wine with a distillation device, and collect the distillate at 75±2°C to obtain the rice wine distillate A for later use;
[0032] 2) The distilled rice wine is concentrated to a density of 1.160g / cm2 at a pressure of 0.06MPa and 47°C 3 , to obtain rice wine concentrate B;
[0033] 3) Add 95% ethanol with a mass fraction of 2.7 times its total weight to rice wine concentrate B, and stir for 26 minutes;
[0034] 4) The mixed solution after stirring evenly was placed in an environment of 3°C, naturally settled for 36 hours, and filtered at room temperature, and the obtained filtrate was concentrated under reduced pressure at a pressure of -0.03MPa and a temperature of 38°C, so that the density of the concentrated solution reached 0.920g / cm 3 , to obtain yellow rice wine concentrate C;
[0035] 5) ...
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