{HEAD ~ The basic process comprises} adding an organic compound containing amine, hydroxyl or sulfhydryl functional groups to a homobifunctional carboxylic cross linking agent in the presence of a hydroxylimide catalyst to form {TAIL ~ an adduct} with a free carboxyl moiety 
{ HEAD ~ The basic process comprises } adding an organic compound containing amine , hydroxyl or sulfhydryl functional groups to a homobifunctional carboxylic cross linking agent in the presence of a hydroxylimide catalyst to form { TAIL ~ an adduct } with a free carboxyl moiety
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH