"Additionally, in another embodiment, a polyester process reaction product may include polyesters comprising small amounts of trifunctional, tetrafunctional or other polyfunctional comonomers, crosslinking agents, and/or branching agents, such as trimellitic anhydride, trimethylolpropane, pyromellitic dianhydride, pentaerythritol, and other polyester forming polyacids or polyols generally known in" . . . . .