Patent ID: 6048918
Filing Date: 2000-04-11
Classification: C07D,C08F,C08G,C09B

Abstract:
A process for preparing or modifying polymers by a polymerization reaction or polymer-analogous reaction, which comprises polymerizing a diketopyrrolopyrrole of the formula (I), optionally in the presence of an appropriate comonomer or of a polymer which carries polymerizable groups; ##STR49## in which A and B independently of one another are a group of the formula ##STR50## in which R.sub.3 and R.sub.4 independently of one another are hydrogen, halogen, C.sub.1 -C.sub.18 alkyl,C.sub.1 -C.sub.18 alkoxy, C.sub.1 -C.sub.18 alkylmercapto, C.sub.1 -C.sub.18 alkylamino, C.sub.1 -C.sub.18 alkoxycarbonyl,C.sub.1 -C.sub.18 alkylaminocarbonyl, --CN, --NO.sub.2, trifluoromethyl, C.sub.5 -C.sub.6 cycloalkyl, --C.dbd.N--(C.sub.1 -C.sub.18 alkyl), ##STR51## imidazolyl, pyrrazolyl, triazolyl, piperazinyl, pyrrolyl, oxazolyl, benzoxazolyl, benzothiazolyl, benzimidazolyl, morpholinyl, piperidinyl or pyrrolidinyl,G is --CH.sub.2 --, --CH(CH.sub.3)--, --C(CH.sub.3).sub.2 --, --CH.dbd.N--, --N.dbd.N--, --O--, --S--, --SO--, --SO.sub.2 --, --CONH-- or --NR.sub.9 --,R.sub.5 and R.sub.6 independently of one another are hydrogen, halogen, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.18 alkoxy or --CN,R.sub.7 and R.sub.8 independently of one another are hydrogen, halogen or C.sub.1 -C.sub.6 alkyl and R.sub.9 is hydrogen orC.sub.1 -C.sub.6 alkyl,R.sub.1 is a radical of the formula--(CH.sub.2).sub.m --CH.dbd.CH--(CH.sub.2).sub.n --CH.sub.3(II)or--(Y).sub.p --X--(Z).sub.r --Q (III)in which m and n independently of one another are an integer between zero and 12, with the proviso that the sum m+n is at least 4, andp and r independently of one another are zero or 1,X is uninterrupted C.sub.4 -C.sub.18 alkylene or is C.sub.4 -C.sub.18 alkylene which is interrupted one or more times by --O--and/or --S--, --NH--, phenylene, --COO--, --CONH-- or ##STR52## in which R.sub.10 is hydrogen or methyl, Y is ##STR53## --Si(Cl).sub.2 --, --Si(OC.sub.2 H.sub.5).sub.2 --, --Si(OCOCH.sub.3).sub.2 --, --CH.sub.2 --CH(OH)-- or --CH(CN)-- andZ is --O--, --NH--, --COO--, phenylene, ##STR54## --Si(Cl).sub.2 --, --Si(OC.sub.2 H.sub.5).sub.2 -- or --Si(OCOCH.sub.3).sub.2 --,Q is --OH, --NH.sub.2, glycidyl, ##STR55## --CHO, --NCO, --CH.dbd.CH.sub.2, --C(CH.sub.3).dbd.CH.sub.2, --CO--CH.dbd.CH.sub.2,--CO--C(CH.sub.3).dbd.CH.sub.2, C.sub.5 -C.sub.7 cycloalkenyl, ##STR56## --CONHR.sub.11, --COOR.sub.11 or --COR.sub.11, in which R.sub.11 is hydrogen or C.sub.1 -C.sub.6 alkyl,or Q is ##STR57## in which s is an integer from 1 to 6, and R.sub.2 is C.sub.1 -C.sub.6 alkyl, ##STR58## or R.sub.1.