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Title:
重合防止性組成物、重合防止剤、及び重合防止方法
Document Type and Number:
Japanese Patent JP4238962
Kind Code:
B2
Abstract:
The invention relates to a polymerization inhibitor comprising at least one compound (a) selected from the group consisting of a compound having an NO radical in its molecule and a precursor compound capable of forming an NO radical, and a phosphorus-containing compound (b), wherein a weight ratio of the compound (a) to the phosphorus-containing compound (b) is 1:10 to 100:1. Specifically, the invention provides a method for inhibiting the polymerization of at least one monomer (c) selected from the group consisting of a conjugated diene, an aromatic vinyl, an ethylenically unsaturated nitrile and an alpha -olefin, comprising causing the polymerization inhibitor to coexist with the monomer (c), and a polymerization-inhibiting composition comprising the polymerization inhibitor and the monomer (c).

Inventors:
Keizo Ukita
Yuko Onodera
Application Number:
JP2000534521A
Publication Date:
March 18, 2009
Filing Date:
March 03, 1999
Export Citation:
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Assignee:
Zeon Corporation
International Classes:
C07C7/20; C07C11/20; C07C239/08; C07F9/02; C08F2/40; C09K15/20; C09K15/30
Domestic Patent References:
JP10147603A
JP9316026A