Patent Number: 8,088,922

Title: Dibenzorylenetetracarboximides as infrared absorbers

Abstract: Dibenzorylenetetracarboximides of the general formula I ##STR00001## 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 C.sub.1-C.sub.30-alkyl, C.sub.3-C.sub.8-cycloalkyl, aryl or hetaryl; m, n are each independently 0 or 1.

Inventors: Koenemann; Martin (Mannheim, DE), Boehm; Arno (Mannheim, DE), Avlasevic; Yuri (Mainz, DE), Muellen; Klaus (Cologne, DE)

Assignee: BASF Aktiengesellschaft

International Classification: C07D 401/08 (20060101); H01L 21/331 (20060101)

Expiration Date: 2020-01-03 0:00:00