发明授权
US4102880A Benzoylated dehydrothio-p-toluidine sulfonic acid-azo-pyridone dyes
失效
苯甲酰化的脱氢硫代对甲苯胺磺酸 - 偶氮吡啶酮染料
- 专利标题: Benzoylated dehydrothio-p-toluidine sulfonic acid-azo-pyridone dyes
- 专利标题(中): 苯甲酰化的脱氢硫代对甲苯胺磺酸 - 偶氮吡啶酮染料
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申请号: US794286申请日: 1977-05-05
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公开(公告)号: US4102880A公开(公告)日: 1978-07-25
- 发明人: Karl Seitz
- 申请人: Karl Seitz
- 申请人地址: NY Ardsley
- 专利权人: Ciba-Geigy Corporation
- 当前专利权人: Ciba-Geigy Corporation
- 当前专利权人地址: NY Ardsley
- 优先权: CH6446/76 19760521
- 主分类号: C09B29/045
- IPC分类号: C09B29/045 ; C09B29/01 ; C09B29/10 ; C09B29/42 ; D21H21/28 ; C09B29/36 ; D06P1/06 ; D06P3/16 ; D06P3/24
摘要:
Azo dyes of the formula ##STR1## wherein R is the radical of a coupling component of the pyridine or pyridone series are disclosed; said dyes having brilliant greenish-yellow shades, high substantivity, good lightfastness and fastness to water, and suitable for dyeing and printing materials such as silk, leather, wood, polyamide, polyurethanes and cellulosic material of fibrous structure.
公开/授权文献
- US5814759A Lead-free shot 公开/授权日:1998-09-29
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