| abstract |
The invention discloses a kind of preparation methods of jerusalem artichoke essence, it includes jerusalem artichoke crushing and beating, is filtered under diminished pressure, is concentrated under reduced pressure, inspissated juice adds sugar source and ammonia source after reacting 1 5h at 100 180 DEG C, adds 3 10 times of volume organic solvents, 1 4h of heating and refluxing extraction under the conditions of 45 80 DEG C；Extracting solution is subjected to firsts and seconds molecular distillation under certain condition, the light phase steamed is jerusalem artichoke essence.Preparation process of the present invention is simple, of low cost, and gained jerusalem artichoke essence is uniformly sprayed onto on pipe tobacco by perfuming cigarette process, can highlight cigarette " roasting sweet tea " or " burnt sweet tea " note, improve the sucking quality of cigarette and sense organ comfort level, is worth promoting and applying in the whole industry. |