Method for inhibiting polymerization of (meth) acrylic acid or esters thereof

In a method for inhibiting the polymerization of (meth)acrylic acid or esters thereof, the improvement comprising using as a polymerization inhibitor a N-oxyl compound represented by the general formula (1): wherein X represents CH2, CHOH, C=O, CHCOCH3 or CHNHCOCH3, in combination with phosphine com...

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Bibliographische Detailangaben
Hauptverfasser: MINE, NORIOKI, SEGI, TOORU
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:In a method for inhibiting the polymerization of (meth)acrylic acid or esters thereof, the improvement comprising using as a polymerization inhibitor a N-oxyl compound represented by the general formula (1): wherein X represents CH2, CHOH, C=O, CHCOCH3 or CHNHCOCH3, in combination with phosphine compound or a cobalt compound.