| 发明名称 |
COMPOSITION STABILIZED FOR PURIFICATION AND METHOD FOR PURIFYING AND FOR PRODUCING HYDROXYALKYL (METH)ACRYLATES |
| 摘要 |
The present invention relates to a composition which comprises at least one hydroxyalkyl(meth)acrylate and has been stabilized for a purification, which comprises hydroquinone monomethyl ether and 4-hydroxy-2,2,6,6-tetramethylpiperidine N-oxyl. The present invention additionally describes processes for purifying and for preparing hydroxyalkyl(meth)acrylates. A further aspect of the present invention is a composition which is obtainable by the processes mentioned.
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| 申请公布号 |
US2011306783(A1) |
申请公布日期 |
2011.12.15 |
| 申请号 |
US201013202248 |
申请日期 |
2010.02.25 |
| 申请人 |
BROELL DIRK;LAUX BENEDIKT;MAUL CHRISTIAN;SCHUETZ THORBEN;SCHMITT BARDO;SCHLEEP VOLKER;ZIMMER CLAUS;EVONIK ROEHM GMBH |
发明人 |
BROELL DIRK;LAUX BENEDIKT;MAUL CHRISTIAN;SCHUETZ THORBEN;SCHMITT BARDO;SCHLEEP VOLKER;ZIMMER CLAUS |
| 分类号 |
C07C67/62;C07C69/54 |
主分类号 |
C07C67/62 |
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