申请人:Gharda Keki Hormusji
公开号:US20140288311A1
公开(公告)日:2014-09-25
The present disclosure relates to a bis-quinophthalone pigment of Formula I, and a process for the same.
wherein X
1
, X
2
, X
3
and X
4
are independently H or halogen ,preferably Cl or Br; R
2
is substituent selected from the group consisting of H, C
1
-C
20
straight or branched chain alkyl substituents, aromatic substituents, aliphatic substituents, and combinations thereof.
本公开涉及一种公式I的双喹喔酮颜料,以及其制备方法。其中,X1、X2、X3和X4独立地为H或卤素,优选为Cl或Br;R2为取代基,选自H、C1-C20直链或支链烷基取代基、芳香取代基、脂肪族取代基及其组合。