| abstract |
N-Vinyl-containing glycoluril derivatives I ##STR1## where R 1 and R 2 independently of one another are each hydrogen, C 1 -C 12 -alkyl, C 5 -C 8 -cycloalkyl, phenyl, tolyl or C 7 -C 12 -phenylalkyl or n R 1 and R 2 together form a tri-, tetra- or pentamethylene group, n R 3 to R 6 are each C 1 -C 4 -alkyl, n R 7 is hydrogen, C 1 -C 8 -alkyl, cyano or a radical of the formula COOR 9 , n R 8 is cyano or a radical of the formula COOR 9 and n R 9 is C 1 -C 12 -alkyl, C 5 -C 8 -cycloalkyl, phenyl, tolyl or C 7 -C 12 -phenylalkyl, n are suitable as light stabilizers and stabilizers for organic material, in particular for plastics and coatings. |