A solvent-based urethane coating composition, comprising: a polyol that is the reaction product of (a) a resin having the general formula wherein: each A is independently a substituted or unsubstituted divalent aliphatic group having from 1 to 6 carbon atoms, an unsubstituted divalent aromatic group having from 6 to 10 carbon atoms, a divalent aromatic group substituted with an organic group having from 1 to 4 carbon atoms (C1-C4 alkyl or alkenyl), a halogen, -OR'O, wherein R' is unsubstituted or substituted C 1 -C 4 alkyl, -C -, -O-, -S-, -S -, or -S 2 -; each Ph is independently an unsubstituted phenylene ring, or a phenylene ring substituted with H, C 1 -C 4 alkyl, Cl, Br, or -OR; each R is independently H, C 1 -C 4 alkyl, or an epoxide of the formula wherein R 1 is independently H, unsubstituted C 1 -C 4 alkyl, or C 1 - C 4 alkyl substituted with -OH, or C 1 -C 4 alkoxy; m is 0 or 1; and n is between 0 and 6; and (b) an acid present in an amount sufficient to react substantially all the epoxide groups, if present, in component (a), wherein the reaction is carried out in the presence of a reaction catalyst; and an isocyanate-functional compound. a polyol that is the reaction product of (a) a resin having the general formula wherein: each A is independently a substituted or unsubstituted divalent aliphatic group having from 1 to 6 carbon atoms, an unsubstituted divalent aromatic group having from 6 to 10 carbon atoms, a divalent aromatic group substituted with an organic group having from 1 to 4 carbon atoms (C1-C4 alkyl or alkenyl), a halogen, -OR'O, wherein R' is unsubstituted or substituted C 1 -C 4 alkyl, -C -, -O-, -S-, -S -, or -S 2 -; each Ph is independently an unsubstituted phenylene ring, or a phenylene ring substituted with H, C 1 -C 4 alkyl, Cl, Br, or -OR; each R is independently H, C 1 -C 4 alkyl, or an epoxide of the formula wherein R 1 is independently H, unsubstituted C 1 -C 4 alkyl, or C 1 - C 4 alkyl substituted with -OH, or C 1 -C 4 alkoxy; m is 0 or 1; and n is between 0 and 6; and (b) an acid present in an amount sufficient to react substantially all the epoxide groups, if present, in component (a), wherein the reaction is carried out in the presence of a reaction catalyst; and (a) a resin having the general formula wherein: each A is independently a substituted or unsubstituted divalent aliphatic group having from 1 to 6 carbon atoms, an unsubstituted divalent aromatic group having from 6 to 10 carbon atoms, a divalent aromatic group substituted with an organic group having from 1 to 4 carbon atoms (C1-C4 alkyl or alkenyl), a halogen, -OR'O, wherein R' is unsubstituted or substituted C 1 -C 4 alkyl, -C -, -O-, -S-, -S -, or -S 2 -; each Ph is independently an unsubstituted phenylene ring, or a phenylene ring substituted with H, C 1 -C 4 alkyl, Cl, Br, or -OR; each R is independently H, C 1 -C 4 alkyl, or an epoxide of the formula wherein R 1 is independently H, unsubstituted C 1 -C 4 alkyl, or C 1 - C 4 alkyl substituted with -OH, or C 1 -C 4 alkoxy; m is 0 or 1; and n is between 0 and 6; and each A is independently a substituted or unsubstituted divalent aliphatic group having from 1 to 6 carbon atoms, an unsubstituted divalent aromatic group having from 6 to 10 carbon atoms, a divalent aromatic group substituted with an organic group having from 1 to 4 carbon atoms (C1-C4 alkyl or alkenyl), a halogen, -OR'O, wherein R' is unsubstituted or substituted C 1 -C 4 alkyl, -C -, -O-, -S-, -S -, or -S 2 -; each Ph is independently an unsubstituted phenylene ring, or a phenylene ring substituted with H, C 1 -C 4 alkyl, Cl, Br, or -OR; each R is independently H, C 1 -C 4 alkyl, or an epoxide of the formula wherein R 1 is independently H, unsubstituted C 1 -C 4 alkyl, or C 1 - C 4 alkyl substituted with -OH, or C 1 -C 4 alkoxy; m is 0 or 1; and n is between 0 and 6; and m is 0 or 1; and n is between 0 and 6; and (b) an acid present in an amount sufficient to react substantially all the epoxide groups, if present, in component (a), wherein the reaction is carried out in the presence of a reaction catalyst; and an isocyanate-functional compound.