发明名称 |
Devolatilizer tray array |
摘要 |
<p>The residual level of monomer in a polymer may be reduced by passing a melt of the polymer through a devolatilizer column which contains an array of two or more trays having voids comprising from 15 to 50% of the surface of the tray which are offset so the voids in the upper tray are spaced over the solid areas of the tray below.</p> |
申请公布号 |
EP0855410(A1) |
申请公布日期 |
1998.07.29 |
申请号 |
EP19970308086 |
申请日期 |
1997.10.13 |
申请人 |
NOVA CHEMICALS INC. |
发明人 |
KRUPINSKI, STEVEN;DESROCHES, DOUGLAS |
分类号 |
B01D3/06;B01D19/00;C08F6/00;(IPC1-7):C08F6/00;B01D3/32 |
主分类号 |
B01D3/06 |
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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