发明名称 |
Chemicals for treatment of PVC |
摘要 |
Butylation of a mixture of xylenols and trimethylphenols gives a product which is suitable for use as a stabilizer for polyvinyl chloride. The material can be added to the reactor during polymerization as a short-stopper and retain effectiveness as a stabilizer in the finished polymer.
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申请公布号 |
US4229598(A) |
申请公布日期 |
1980.10.21 |
申请号 |
US19780969742 |
申请日期 |
1978.12.14 |
申请人 |
CONOCO, INC. |
发明人 |
WEIMER, DEAN R.;STARKS, CHARLES M. |
分类号 |
C07C37/14;C07C37/16;C07C37/74;C08F2/42;C08K5/13;(IPC1-7):C07C39/06 |
主分类号 |
C07C37/14 |
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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