The present invention concerns bleaching of substrates with an aqueous solution of a water soluble salt of a preformed transition metal catalyst together with hydrogen peroxide.
申请公布号
CA2624846(A1)
申请公布日期
2007.04.19
申请号
CA20062624846
申请日期
2006.10.04
申请人
UNILEVER PLC
发明人
HAGE, RONALD;DJODIKROMO, ZINAIDA;DE ALMEIDA, JOAQUIM MANUEL HENRIQUES
