发明名称 |
Process for preparing alkenylbenzenes |
摘要 |
In the process for preparing alkenylbenzene by the catalytic reaction of alkylbenzenes and 1,3-butadiene in the presence of an alkali metal catalyst, the improvement which comprises effecting the preliminary contact of the freshly fed alkylbenzene with the reaction product of said catalyst reaction and thereafter catalytically reacting said alkylbenzene with said 1,3-butadiene.
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申请公布号 |
US4018840(A) |
申请公布日期 |
1977.04.19 |
申请号 |
US19740536128 |
申请日期 |
1974.12.24 |
申请人 |
TEIJIN LIMITED |
发明人 |
IWATA, KAZUMI;TOKASHIKI, MICHIYUKI;SHIMA, TAKEO |
分类号 |
C07C2/72;(IPC1-7):C07C15/09 |
主分类号 |
C07C2/72 |
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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