C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/144, 402/150
C08G 18/30 (2006.01) C08G 18/32 (2006.01) C08G 18/36 (2006.01) C08G 18/42 (2006.01) C08G 18/64 (2006.01)
Patent
CA 1144689
ABSTRACT OF THE DISCLOSURE A high solids, thermosetting coating composition which, exclusive of pigments, solvents and other non- reactive components consists essentially of: (A) a hydroxy bearing oligoester having a number average molecular weight (Mn) of between about 150 and about 3000, bearing at least about 2 hydroxyl groups per molecule, and being formed by an esterification reaction between a carboxylic acid and an epoxide; and (B) a polyisocyanate crosslinking agent having an average of at least two reactive isocyanate groups per molecule and being included in said composition in an amount sufficient to provide between about .5 and about 1.6 isocyanate groups per hydroxyl group present in the composition.
342714
Peng Stephen C.
Thomson David M.
Ford Motor Company Of Canada Limited
Sim & Mcburney
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