Patent ID: 6224659
Filing Date: 2001-05-01
Classification: C09D

Abstract:
A composition containing an oxidatively drying binder and, as an anti-skinning additive, a tin(II) and/or tin(IV) compound corresponding to formulas (I) or (II)R.sup.1 --COO--Sn--OOC--R.sup.2 (I),and(R.sup.1 --COO)(R.sup.2 --COO).sub.n --Sn(R.sup.3)(R.sup.4).sub.m (II),whereinR.sup.1, R.sup.2, R.sup.3 and R.sup.4 are the same or different and represent linear or branched C.sub.1 -C.sub.18 alkyl, C.sub.5 -C.sub.7 cycloalkyl or phenyl,n and m are the same or different and have a value of 0, 1 or 2 and n+m=2,wherein the additive is present on the surface of the composition as opposed to being mixed throughout the composition and is not present in the form of a skin.