Anthraquinone Dyes For Coloring Polyurethane
The invention relates to a dye of the formula I wherein the phenylene ring A is unsubstituted or singly or multiply substituted by C1-C4-alkyl, halogen, aryl, CF3, CN, C1-C4-alkoxy, COR1, COOR1, CONR2R3, SO2R1 or SO2NR2R3, wherein R1 is C1-C4-alkyl, which is optionally substituted, or is aryl, R2 an...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
04.12.2008
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Subjects | |
Online Access | Get full text |
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