发明名称 |
Methods for inhibiting vinyl aromatic monomer polymerization |
摘要 |
Methods for inhibiting the polymerization of vinyl aromatic monomers in oxygen-free processing systems are disclosed. The methods comprise adding from 1 to 10,000 parts of a combination of a hydroxylamine compound and a phenylenediamine compound to the vinyl aromatic monomer.
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申请公布号 |
US5510547(A) |
申请公布日期 |
1996.04.23 |
申请号 |
US19950383159 |
申请日期 |
1995.02.03 |
申请人 |
BETZ LABORATORIES, INC. |
发明人 |
ARHANCET, GRACIELA B.;HENRICI, INGE K. |
分类号 |
C07B63/04;C07C7/20;(IPC1-7):C07C7/20 |
主分类号 |
C07B63/04 |
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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