<p>The invention concerns a vat dye that is covalently bonded to a polymeric moiety. The invention further concerns a process for making such a vat dye, and the use thereof in a composition for dying textiles or for printing, which can be used in particular for making marking or security features. According to a preferred embodiment, the polymeric moiety increases at least one of the solubility and the dispersibility of the vat dye in a polar solvent medium.</p>
申请公布号
WO2013068324(A1)
申请公布日期
2013.05.16
申请号
WO2012EP71882
申请日期
2012.11.06
申请人
SICPA HOLDING SA
发明人
MARGUERETTAZ, XAVIER;PASQUIER, CECILE;FANKHAUSER, CATHERINE;COMMEUREUC, AURELIEN;TILLER, THOMAS;WYSS, PATRICK;CHRISTINAT, ALEXIA;GRIVEL, AURELIE;CHILLAT, PHILIPPE