719995-99-0

ADS 254 ADS 254BE Poly[[(4-butylphenyl)imino][1,1'-biphenyl]-4,4'-diyl] Poly(N,N''-bis(4-butylphenyl)-N,N''-bis(phenyl)benzidine N,N'-Bis(4-butylphenyl)-N,N'-bis(phenyl)benzidine homopolymer