| abstract |
The invention relates to a compound of formula (I) below: in which: - M denotes a polymerizable group; - X and Y each denote a nitrogen atom, that is to say that X and Y denote an azo function -N = N-, or X and Y each denote a group -NH-, that is to say - saying that X and Y denote a -NH-NH- function; - n is an integer ranging from 1 to 2000, preferably from 1 to 1000, more preferably from 1 to 500, more preferably from 1 to 500, more preferably still from 1 to 2, even more preferably n is equal to 1 . |