Patent ID: 6960667

Claim:
Maleimides of the formula I wherein R 1 and R 2 independently from each other stand for wherein Q 1 stands for hydrogen, halogen, phenyl, -E-C 1 -C 8 alkyl, -E-phenyl, wherein phenyl can be substituted up to three times with C 1 -C 8 alkyl, halogen, C 1 -C 8 alkoxy, diphenylamino, —CH═CH-Q 2 , wherein Q 2 stands for phenyl, pyridyl, or thiophenyl, which can be substituted up to three times with C 1 -C 8 alkyl, halogen, C 1 -C 8 alkoxy, —CN, wherein E stands for oxygen or sulfur, and wherein R 21 stands for C 1 -C 8 alkyl, phenyl, which can be substituted up to three times with C 1 -C 4 alkyl, C 1 -C 4 alkoxy, or dimethylamino, and R 22 and R 23 independently from each other stand for hydrogen, R 21 , C 1 -C 8 alkoxy, or dimethylamino, or —NR 4 R 5 , wherein R 4 and R 5 , independently from each other stand for, phenyl, or C 1 -C 8 alkyl-carbonyl, or —NR 4 R 5 stands for a five- or six-membered ring system, and R 3 stands for allyl, wherein Q 3 stands for hydrogen, halogen, C 1 -C 8 alkoxy, or C 1 -C 8 alkyl-amido, unsubstituted or substituted C 1 -C 8 alkyl, unsubstituted phenyl or phenyl substituted up to three times with halogen, —NH 2 , —OH, or C 1 -C 8 alkyl, and Z stands for a di- or trivalent radical selected from the group consisting of substituted or unsubstituted cyclohexylene, triazin-2,4,6-triyl, C 1 -C 6 alkylene, 1,5-naphthylene, wherein Z 1 , Z 2 and Z 3 , independently from each other stand for cyclohexylene or up to three times with C 1 -C 4 alkyl substituted or unsubstituted phenylene, and wherein R 6 and R 7 , independently from each other, stand for n stands for 1, 2 or 3, and m stands for 1 or 2, with the proviso, that R 1 and R 2 can not be phenyl simultaneously.