A method of treating a material, the method comprising the steps of : (i) contacting the material with a colouring composition comprising a dye compound; and (ii) contacting the material with a composition comprising a quaternary ammonium salt.
申请公布号
WO2013150268(A2)
申请公布日期
2013.10.10
申请号
WO2013GB50756
申请日期
2013.03.22
申请人
PERACHEM LIMITED
发明人
HAWKES, JAMIE ANTHONY;LEWIS, DAVID MALCOLM;MAMA, JOHN