164921-01-1Relevant articles and documents
Synthesis and 2nd order nonlinear optical properties of soluble polyimides bearing nitroazobenzene type chromophore pendants attached in side-on mode
Jeon, Bong-Jin,Soon, Wook Cha,Jeong, Mi-Yun,Tong, Kun Lim,Jin, Jung-Il
, p. 546 - 552 (2007/10/03)
An organic soluble polyimide was prepared from 3,3′-dihydroxybenzidine and 2,2-bis(phthalic anhydride)hexafluoropropane. The two hydroxy groups in the repeating unit of the polyimide thus prepared were utilized in attaching 4-nitro-4′-diphenylaminoazobenz