发明名称 |
Process for neutralizing and deashing polypropylene |
摘要 |
Polypropylene is neutralized and deashed by contacting a slurry of the particulate polymer with an alcohol solution of from 1 to 5 milliequivalents of an alkali base, preferably Na or K, excess beyond that needed to neutralize said polymer.
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申请公布号 |
US4197398(A) |
申请公布日期 |
1980.04.08 |
申请号 |
US19780899556 |
申请日期 |
1978.04.24 |
申请人 |
EXXON RESEARCH AND ENGINEERING |
发明人 |
FLOYD, JOSEPH C;LUNDY, FRANK J JR;SCHUTZE, HENRY G |
分类号 |
C08F6/02;(IPC1-7):C08F6/02 |
主分类号 |
C08F6/02 |
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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