发明名称 |
METHOD FOR PRODUCING (METH)ACRYLIC ESTER |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for producing (meth)acrylic ester which suppresses coloration. <P>SOLUTION: The method for producing (meth)acrylic acid ester includes a step for mixing a catalyst with raw materials in which a dehydrating agent is added to alcohol and lower (meth) acrylic ester in a state that the temperature is risen until flowing back to perform transesterification reaction. Sulfates or molecular sieves are desirably used as the dehydrating agents. <P>COPYRIGHT: (C)2013,JPO&INPIT |
申请公布号 |
JP2012236805(A) |
申请公布日期 |
2012.12.06 |
申请号 |
JP20110108135 |
申请日期 |
2011.05.13 |
申请人 |
HITACHI CHEMICAL CO LTD |
发明人 |
KOBAYASHI TAKAYA;KAMEI JUNICHI;SUZUKI MINORU |
分类号 |
C07C67/03;C07B61/00;C07C69/54 |
主分类号 |
C07C67/03 |
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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