发明授权
US5505742A Method for dyeing hydrophobic fibers black and dye useful for the method
失效
用于染色疏水性纤维黑色和染料的方法可用于该方法
- 专利标题: Method for dyeing hydrophobic fibers black and dye useful for the method
- 专利标题(中): 用于染色疏水性纤维黑色和染料的方法可用于该方法
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申请号: US360085申请日: 1994-12-20
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公开(公告)号: US5505742A公开(公告)日: 1996-04-09
- 发明人: Kiyoshi Himeno , Kazuhisa Konishi , Ryouichi Sekioka
- 申请人: Kiyoshi Himeno , Kazuhisa Konishi , Ryouichi Sekioka
- 申请人地址: JPX Osaka
- 专利权人: Dystar Japan Ltd.
- 当前专利权人: Dystar Japan Ltd.
- 当前专利权人地址: JPX Osaka
- 优先权: JPX5-345276 19931221
- 主分类号: C09B67/22
- IPC分类号: C09B67/22 ; D06P1/18 ; D06P3/54 ; D06P3/36
摘要:
A method for dyeing hydrophobic fibers black, wherein a mixed black dye is used which comprises a blue color component containing at least 70 wt % of a disperse dye of the following formula (I): ##STR1## wherein X is a chlorine atom or a bromine atom, and R is a methyl group or an ethyl group.