发明名称 |
Process for the preparation of aromatic substances |
摘要 |
Aromatic substances to be applied to tobacco to improve aroma characteristics are prepared by exposing an alcoholic extract, which contains carotenoids and may additionally contain diterpenes and has been isolated from fresh tobacco plants, to ultraviolet light and oxygen. Additionally, aromatic substances may be produced from xanthophyll containing plant extracts by the same method.
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申请公布号 |
US4351346(A) |
申请公布日期 |
1982.09.28 |
申请号 |
US19810240853 |
申请日期 |
1981.03.05 |
申请人 |
B.A.T. CIGARETTEN-FABRIKEN GMBH |
发明人 |
BRUMMER, URSULA;HEEMAN, VOLKER |
分类号 |
A24B15/26;(IPC1-7):A24B3/12;A24B15/22;A24B15/24;A24B15/28 |
主分类号 |
A24B15/26 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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