发明授权
- 专利标题: Monoazo dyestuff mixtures to dye polyester yellow
- 专利标题(中): 单色染料混合染色聚酯黄色
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申请号: US616392申请日: 1984-06-01
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公开(公告)号: US4505715A公开(公告)日: 1985-03-19
- 发明人: Toshio Niwa , Kiyoshi Himeno , Junji Yoshihara
- 申请人: Toshio Niwa , Kiyoshi Himeno , Junji Yoshihara
- 申请人地址: JPX Tokyo
- 专利权人: Mitsubishi Chemical Industries, Limited
- 当前专利权人: Mitsubishi Chemical Industries, Limited
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX58-105455 19830613
- 主分类号: C09B29/01
- IPC分类号: C09B29/01 ; C09B29/50 ; C09B67/22
摘要:
A monoazo dyestuff mixture which comprises 90-30% by weight of a monoazo dyestuff of the general formula [II]: ##STR1## wherein R.sup.2 is C.sub.3-6 alkyl, C.sub.1-4 alkoxyalkyl, phenoxyalkyl or aralkyl and 10-70% by weight of a monoazo dyestuff of the formula [III]: ##STR2##
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