发明授权
- 专利标题: Nitroanthraquinones
- 专利标题(中): 硝基蒽醌
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申请号: US431710申请日: 1974-01-08
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公开(公告)号: US3989450A公开(公告)日: 1976-11-02
- 发明人: Walter Hohmann , Helmut Herzog , Hans-Samuel Bien
- 申请人: Walter Hohmann , Helmut Herzog , Hans-Samuel Bien
- 申请人地址: DT Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DT Leverkusen
- 优先权: DT2300591 19730108; DT2304320 19730130
- 主分类号: C09B1/32
- IPC分类号: C09B1/32 ; D06P1/20 ; D06P1/90 ; C09B1/00
摘要:
Process for dyeing and printing synthetic fiber materials using compounds of the formula ##SPC1##In whichR represents an optionally substituted phenyl radical, as well as special new dyestuffs within the above formula.
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