| 发明名称 |
PROCESS FOR PRODUCING METHYL METHACRYLATE HAVING REDUCED BIACETYL CONTENT |
| 摘要 |
This invention provides a process for reducing biacetyl in alpha-, beta-unsaturated carboxylic acid esters, particularly in acrylic or methacrylic (hereinafter "(meth)acrylic") esters, which comprise low levels of weak acid.
|
| 申请公布号 |
US2013217914(A1) |
申请公布日期 |
2013.08.22 |
| 申请号 |
US201113881498 |
申请日期 |
2011.10.13 |
| 申请人 |
CURTIS MICHAEL A.;FLOSSER DAVID A.;JULIETTE JAMIE J.;MAILLOT PHILIPPE P.;WILLIAMS DONNA;ROHM AND HAAS COMPANY |
发明人 |
CURTIS MICHAEL A.;FLOSSER DAVID A.;JULIETTE JAMIE J.;MAILLOT PHILIPPE P.;WILLIAMS DONNA |
| 分类号 |
C07C67/48 |
主分类号 |
C07C67/48 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
