Sherwin-Williams patents ambient cure coating

摘要

The Sherwin-Williams Company has been granted a patent for an ambient temperature curing coating composition comprised of the crosslinked reaction product of an amino-functional compound,wherein the amino-functional compound is a bis-silylamine of formula: (R2)b(R1Y)aSi-Q1-NH-Q2-(NH-Q3)n-Si(YRl)a(R2)b n>0 a=3-b b=0,1 or 2 each Y is independently a het-eroatom is selected from O or N;if Y is N,then the valency of Y is 2;if Y is O,then the valency of Y is 1;each R~1 is independently a monovalent radical selected from the group consisting of hydrogen,hydrocarbon including but not limited to linear alkyl,or branched alkyl,cycloalkyl,aryl,allyl,or aralkyl;