68139-73-1 Dimerized C18-unsat. fatty acids, azelaic acid, ethylenediamine, piperazine, polyoxypropylenediamine, 4,4'-dioctyldiphenylamine polymer Fatty acids, C18-unsatd, dimers, polymers with azelaic acid, ethylenediamine, 4-octyl-N-(4-octylphenyl)benzenamine, piperazine and polypropylene glycol diamine