Inhibitor composition for (meth)acrylic acid stabilization comprises nitroxyl radical(s) (derivative) and a phenothiazine(s) and/or phenothiazine derivative(s)

摘要

Inhibitor composition comprises a nitroxyl radical(s) (derivative) and a phenothiazine(s) and/or phenothiazine derivative(s). Inhibitor composition comprises a nitroxyl radical(s) (derivative) (N) and a phenothiazine(s) and/or phenothiazine derivative(s) (P) in a N/P weight ratio of at least 1. An Independent claim is included for a mixture comprising the above inhibitor composition and an ethylenically unsaturated compound(s).