C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 175/04 (2006.01) C08G 18/08 (2006.01) C08G 18/32 (2006.01)
Patent
CA 2107957
TWO COMPONENT WATER REDUCIBLE CHEMICAL RESISTANT COATING ABSTRACT OF THE DISCLOSURE A two-component chemical resistant, water-reducible coating composition characterized by a VOC level of less than 240 g/l which is the reaction product of (a) an aqueous dispersion of a hydroxy functional polyurethane with an average functionality if at least 1 and a total urethane plus urea group content of from about 9 to about 20% by weight and (b) an aliphatic isocyanate that has been modified by reaction with an amount of monofunctional polyether sufficient to make the isocyanate dispersible in water formed when (a) and (b) are reacted in amounts such that the NCO/OH ratio is from about 0.8:1 to about 10:1.
Best Kurt E.
Boretzky Leon N.
Mcclurg David C.
Corporation Bayer
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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