Patent ID: 6632544
Filing Date: 2003-10-14
Classification: C08G,H01B,H01L,Y10S

Abstract:
An aromatic amine derivative comprising recurring units of the following general formula (1) and having a number average molecular weight of 250 to 100,000, wherein R1 is a substituted or unsubstituted monovalent hydrocarbon group or organooxy group,A and B each are independently a divalent group of the following general formula (2) or (3): â€ƒwherein R2 to R11 each are independently hydrogen, a hydroxyl group, substituted or unsubstituted monovalent hydrocarbon group, organooxy group, acyl group or sulfonate group, m and n each are independently a positive number of at least 1, and the sum of m+n is 3 to 3,000.