The present invention pertains to an aqueous-based black inkjet ink comprising a mixture of Direct Black 168, Acid Blue 290 and a certain magenta dye. The ink exhibits good color neutrality and gray scale.
申请公布号
US7806969(B2)
申请公布日期
2010.10.05
申请号
US20090511574
申请日期
2009.07.29
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
VALENTINI JOSE ESTEBAN;KUNG KUO HSIUNG;SILVER JAMES A.;HALL WILLIAM THOMAS
