Blends of quinone alkide and nitroxyl compounds as polymerization inhibitors
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United States of America Patent
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Jan 6, 2009
Grant Date -
Jul 13, 2006
app pub date -
Mar 7, 2006
filing date -
Oct 16, 2000
priority date (Note) -
Expired
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Abstract
Disclosed herein is a method for inhibiting the premature polymerization of ethylenically unsaturated monomers comprising adding to said monomers an effective amount of: A) at least one nitroxyl compound, and B) at least one quinone alkide compound having an electron-withdrawing group at the 7-position.Additionally, a composition is disclosed that comprises: A) at least one nitroxyl compound, and B) at least one quinone alkide compound having an electron-withdrawing group at the 7-position.
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