Oxidative esterification of methacrolein to methyl methacrylate
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Oxidative esterification of methacrolein to methyl methacrylate
CIESC JournalIssue 9, Pages: 1690-1693(2005)
作者机构:
1. 中国科学院过程工程研究所绿色化学与技术课题组,北京,100080
2. 中国科学院研究生院,北京,100039
3. 哈尔滨工程大学化工学院,黑龙江,哈尔滨,150001
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Online First:25 September 2005,
Published:25 September 2005
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ZHAO Wei, LI Zengxi, ZHANG Suojiang, et al. Oxidative esterification of methacrolein to methyl methacrylate[J]. CIESC Journal, 2005, (9): 1690-1693.
DOI:
ZHAO Wei, LI Zengxi, ZHANG Suojiang, et al. Oxidative esterification of methacrolein to methyl methacrylate[J]. CIESC Journal, 2005, (9): 1690-1693.DOI:
Oxidative esterification of methacrolein to methyl methacrylate
Supported multi-metal catalyst was prepared by impregnation.A variety of factors such as reaction temperature
feedstock ratio
alkali concentration
catalyst concentration and antipolymerizer concentration were systematically investigated in terms of their effects on the oxidative esterification reaction for methyl methacrylate production from methacrolein.The experimental results showed that under the condition of temperature 333 K,methanol/methacrolein ratio 97∶1(molar ratio),NaOH concentration 0.001 g8226;ml-1 and catalyst concentration 0.02 g8226;ml-1
methacrolein conversion and methyl methacrylate selectivity were about 100% and 71.4% respectively