Mix-crystal pigments based on perylenetetracarbimides, process for their preparation and their use

Perylenetetracarbimide mix-crystal pigments in the crystal lattice of the alpha -modification of N,N'-bis-3',5'-dimethylphenylperylenetetracarbimide of the formula (1) comprising 99-70 mole percent of the symmetrical diimide of the formula (1) and correspondingly 1-30 mole percent of...

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Bibliographic Details
Main Authors SPIETSCHKA; ERNST, TROESTER; HELMUT
Format Patent
LanguageEnglish
Published 13.10.1992
Subjects
ADHESIVES
CHEMISTRY
COMPOSITIONS BASED THEREON
DYES
LAKES
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
MORDANTS
NATURAL RESINS
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES
ORGANIC MACROMOLECULAR COMPOUNDS
PAINTS
POLISHES
THEIR PREPARATION OR CHEMICAL WORKING-UP
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Summary:Perylenetetracarbimide mix-crystal pigments in the crystal lattice of the alpha -modification of N,N'-bis-3',5'-dimethylphenylperylenetetracarbimide of the formula (1) comprising 99-70 mole percent of the symmetrical diimide of the formula (1) and correspondingly 1-30 mole percent of the asymmetrically substituted diimide of the formula (2) process for their preparation and their use for coloring organic polymers.
Bibliography:Application Number: US19900587158