发明名称 |
Late-addition catalyst formulation, reactor system, and method for producing polycarbonate |
摘要 |
<p>The present invention provides a melt polymerization reactor system and method of producing polycarbonate using a late-addition catalyst formulation having a melt transesterification catalyst dispersed in a liquid carrier system which preferably includes less than 10 wt% water. The formulation also preferably includes a liquid carrier system having phenol and a cosolvent. The melt transesterification catalyst can be present in the formulation in a range of 50 ppm to 60,000 ppm.</p> |
申请公布号 |
EP2540758(A1) |
申请公布日期 |
2013.01.02 |
申请号 |
EP20110382217 |
申请日期 |
2011.06.29 |
申请人 |
SABIC INNOVATIVE PLASTICS B.V. |
发明人 |
GARCIA AGUDO, JORGE A.;VIC FERNANDEZ, IGNACIO;KAZUTOYO, UNO;OLMEDO FERNANDEZ, FERNANDO;MACIAN AVILES, ISABEL |
分类号 |
C08G64/20;C08G64/30 |
主分类号 |
C08G64/20 |
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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