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DIBENZORYLENETETRACARBOXIMIDES AS INFRARED ABSORBERS
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Page/Page column 31-32, (2010/03/31)
Dibenzorylenetetracarboximides of the general formula I in which the variables are each defined as follows: R′ are identical or different radicals: hydrogen; optionally substituted aryloxy, arylthio, hetaryloxy or hetarylthio;R are identical or different radicals: hydrogen; optionally substituted C1-C30-alkyl, C3-C8-cycloalkyl, aryl or hetaryl;m, n are each independently 0 or 1.
