2-Propanone, polymer with formaldehyde and N-phenylbenzenamine;Formaldehyde, polymer with N-phenylbenzenamine and 2-propanone;formaldehyde, polymer with n-phenylbenzenamine and2-propanone;FORMALDEHYDE-DIPHENYLAMINE-ACETONE POLYMER);formaldehyde/ diphenylamine/ acetone copolymer
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