发明授权
US4052378A Red pigment obtained by coupling diazotized 4-aminonaphthalimide with
2,6-dihydroxy-3-cyano-4-methylpyridine
失效
通过与2,6-二羟基-3-氰基-4-甲基吡啶偶联的二氨基苯胺二酰亚胺获得的红色颜料
- 专利标题: Red pigment obtained by coupling diazotized 4-aminonaphthalimide with 2,6-dihydroxy-3-cyano-4-methylpyridine
- 专利标题(中): 通过与2,6-二羟基-3-氰基-4-甲基吡啶偶联的二氨基苯胺二酰亚胺获得的红色颜料
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申请号: US651072申请日: 1976-01-21
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公开(公告)号: US4052378A公开(公告)日: 1977-10-04
- 发明人: Leonhard Heckl , Egon Liedek , Wolfgang Ruff
- 申请人: Leonhard Heckl , Egon Liedek , Wolfgang Ruff
- 申请人地址: DT Hamburg
- 专利权人: BASF Farben + Fasern AG
- 当前专利权人: BASF Farben + Fasern AG
- 当前专利权人地址: DT Hamburg
- 优先权: DT2503732 19750130
- 主分类号: C09B29/00
- IPC分类号: C09B29/00 ; C09B29/42 ; C09B43/00 ; C09B43/34 ; C09B29/36 ; C09D11/00 ; D06P1/04 ; D06P1/44
摘要:
The azo dye of the formula ##STR1## is a brilliantly red pigment which imparts lightfast and migration resistant color to printing inks, plastics, and the like.
公开/授权文献
- US5620094A Wrap-around carrier with top divider tab 公开/授权日:1997-04-15
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