| abstract |
An aromatic tertiary amine compound of formula (I): ##STR1## wherein (A) and (B) are each a substituted or unsubstituted vinylene or o-arylene group; R 1 to R 4 are each a halogen atom, or a substituted or unsubstituted alkyl, aryl, alkoxy, aryloxy, dialkylamino, N-alkyl-N-arylamino or diarylamino group; R 5 is a halogen atom, or a substituted or unsubstituted alkyl, alkoxy or dialkylamino group; h, i, j, k and l are each an integer of 0-4; and m is an integer of 1-6. |