Pu'er raw tea alcohol-extracted extract and preparation and use thereof
A technology of Pu'er raw tea and extract, which is applied in the field of tobacco additive preparation to reduce irritation, improve cigarette quality, and endow tobacco with characteristic aroma
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Embodiment 1
[0026] Weigh 500 grams of Pu’er raw tea with an electronic balance, put it into an Erlenmeyer flask, add 2500ml of edible alcohol with a concentration of 95%, stir evenly at 40°C, heat and soak for 100 hours, separate the solid and liquid with a Bush funnel, collect the clear liquid, and obtain The liquid was first distilled at 80°C under normal pressure for 0.5h, then concentrated by distillation at a vacuum of 0.05MPa and a distillation temperature of 45°C for 2.0h to obtain 27g of extract.
Embodiment 2
[0028] Weigh 100 grams of raw Pu-erh tea with an electronic balance, put it into an Erlenmeyer flask, add 1000ml of ethanol (concentration 75%), uniformly stir, heat and soak at 80°C for 1 hour, use a Bush funnel to separate the solid from the liquid, and collect the clear liquid to obtain The liquid was first distilled at 80°C under normal pressure for 0.5h, then concentrated by distillation at a vacuum of 0.1MPa and a distillation temperature of 60°C for 1.0h to obtain 7.8g of extract.
Embodiment 3
[0030] Weigh 100 grams of Pu'er raw tea with an electronic balance, put it into a Erlenmeyer flask, add 1500ml of ethanol (concentration 50%), uniformly stir, heat and soak for 300 hours at 20°C, use a Bush funnel to separate the solid from the liquid, and collect the clear liquid to obtain The liquid was first distilled at 80°C for 0.5h under normal pressure, then concentrated by distillation for 1.5h at a vacuum of 0.01MPa and a distillation temperature of 15°C to obtain 7.9g of extract.
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