The present invention relates to a method of preparing a yellow pigment comprising an asymmetric quinolonoquinolone in an amount greater than 5% by weight of the yellow pigment. Also disclosed are modified yellow pigments comprising this yellow pigment having attached at least one organic group as well as inkjet ink compositions comprising the yellow pigments or the modified yellow pigments.
Fluoroquinolonoquinolones and inkjet ink compositions comprising the same
申请人:CABOT CORPORATION
公开号:EP2796512A1
公开(公告)日:2014-10-29
The present invention relates to modified yellow pigments comprising yellow pigments having attached at least one organic group. The yellow pigment is a fluoroquinolonoquinolone pigment of formula I wherein R3 is fluorine and R1, R2 and R4 are hydrogen. Also disclosed are inkjet ink compositions comprising these modified yellow pigments and inkjet ink sets comprising these inkjet ink compositions. Other applications are also disclosed.
本发明涉及改性黄色颜料,包括附有至少一个有机基团的黄色颜料。黄色颜料是式 I 的氟喹啉酮颜料,其中 R3 是氟,R1、R2 和 R4 是氢。还公开了包含这些改性黄色颜料的喷墨墨水组合物和包含这些喷墨墨水组合物的喷墨墨水组。还公开了其它应用。
FLUOROQUINOLONOQUINOLONES AND INKJET INK COMPOSITIONS COMPRISING THE SAME