发明名称 |
POLYMERIZATION INHIBITOR COMPOSITION |
摘要 |
A polymerization inhibitor composition for inhibiting the polymerization of aromatic vinyl monomers at elevated temperatures comprising: (a) a benzofuroran derivative of formula (I) wherein R is C1-C4 alkyl or alkoxy; R1 is a nitro group; and m a nd n are each independently 0, 1, or 2; and (b) a solvent selected from the group consisti ng of toluene, xylene, ethylbenzene, vinyltoluene, divinylbenzene, alpha-methylstyrene, and a C12-C18 hydrocarbon. A method for inhibiting the polymerization of aromatic vinyl monomers at elevated temperatures using this composition, is also described.
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申请公布号 |
CA2250276(C) |
申请公布日期 |
2004.10.05 |
申请号 |
CA19972250276 |
申请日期 |
1997.03.03 |
申请人 |
UNIROYAL CHEMICAL COMPANY, INC. |
发明人 |
FRIEDMAN, HOWARD STEPHEN;GENTILE, ANTHONY VINCENT;DEMASSA, JOHN MATTHEW;ABRUSCATO, GERALD JOHN;GROSSI, ANTHONY VINCENT |
分类号 |
C07B63/04;C07C7/20;C07C15/44;C07C15/46;C09K15/30;(IPC1-7):C09K15/30 |
主分类号 |
C07B63/04 |
代理机构 |
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地址 |
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