| 发明名称 |
EFFECTIVE PREPARATION METHOD FOR (METH)ACRYLATE |
| 摘要 |
<p>PURPOSE: A method for preparing (meth)acrylate is provided to effectively remove unreacted (meth)acrylic acids by controlling the content within a reaction product heated at the bottom of an evaporator. CONSTITUTION: A method for preparing (meth)acrylate comprises the steps of: performing esterification of a reactant consisting of (meth) acrylic acid and alcohol in the presence of a catalyst to obtain a product including (meth)acrylate, water and by-products; and maintaining the content of the product heated from a purification process of the product to become 0.5-5 weight%.</p> |
| 申请公布号 |
KR20110009941(A) |
申请公布日期 |
2011.01.31 |
| 申请号 |
KR20090067394 |
申请日期 |
2009.07.23 |
| 申请人 |
LG CHEM. LTD. |
发明人 |
KIM, HYUN KYU;HA, KYOUNG SU;KO, JUN SEOK;CHA, KYOUNG YONG;BAEK, SE WON;WOO, DONG HYUN |
| 分类号 |
C07C67/08;C07C67/54;C07C69/54 |
主分类号 |
C07C67/08 |
| 代理机构 |
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代理人 |
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