发明名称 |
LIMITING THE AMOUNT OF WATER DURING THE POLYMERIZALIMITING THE AMOUNT OF WATER DURING THE POLYMERIZATION OF PHENYLENE SULFIDE POLYMERS TION OF PHENYLENE SULFIDE POLYMERS |
摘要 |
A method is provided for increasing reactant concentrations for the polymerization of PPS without creating a deterioration of the molecular weight of the resultant polymer by limiting the amount of by-product water present during the initial portion of the polymerization reaction.
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申请公布号 |
CA2079939(C) |
申请公布日期 |
1997.08.19 |
申请号 |
CA19922079939 |
申请日期 |
1992.10.06 |
申请人 |
PHILLIPS PETROLEUM COMPANY |
发明人 |
GEIBEL, JON FREDERICK;INDA, JOHN EDWARD |
分类号 |
C08G75/02;C08G75/06;(IPC1-7):C08G75/02 |
主分类号 |
C08G75/02 |
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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