Crystal growth modifiers for perylene pigments
This invention relates to a pigment composition comprising a co-precipitated blend comprising (a) 60 to 95 percent by weight of a perylene pigment having the formula wherein R 1 and R 2 are independently C 1 -C 6 alkyl, C 5 -C 7 cycloalkyl, C 7 -C 16 aralkyl, or C 6 -C 10 aryl; and (b) 5 to 40 perce...
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Main Authors | , |
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Format | Patent |
Language | English French German |
Published |
15.03.2006
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Subjects | |
Online Access | Get full text |
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Summary: | This invention relates to a pigment composition comprising a co-precipitated blend comprising (a) 60 to 95 percent by weight of a perylene pigment having the formula
wherein R 1 and R 2 are independently C 1 -C 6 alkyl, C 5 -C 7 cycloalkyl, C 7 -C 16 aralkyl, or C 6 -C 10 aryl; and (b) 5 to 40 percent by weight of a polycyclic aromatic compound. |
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Bibliography: | Application Number: EP20050021729 |