Céline Gauché,Jamie Anthony Hawkes,David Malcolm Lewis
申请号：
US13119188
公开号：
US08277519B2
申请日:
2009.09.10
申请国别(地区):
US
年份:
2012
代理人:
摘要：
A method of colouring a material, the method comprising the steps of: a)applying to the material a composition comprising a sulphur-containing nucleophile and b)applying to the material a composition comprising a dye compound selected from a dye class other than the class of reactive dyes.
