The present invention provides polyurethanes including a reaction product of components including: (a) at least one polyisocyanate selected from the group consisting of polyisocyanate trimers and branched polyisocyanates, the polyisocyanate having at least three isocyanate functional groups; and (b) at least one aliphatic polyol having 4 to 18 carbon atoms and at least two hydroxyl groups, wherein the reaction product components are essentially free of polyester polyol and polyether polyol; compositions, coatings and articles made therefrom and methods of making the same.