| 发明名称 |
Disazo pigment from condensation of carboxylic acid chloride with 2,5-dichloro-1,4-phenylene diamine |
| 摘要 |
The present invention concerns the disazo pigment of the formula <IMAGE> (I) The new pigment is useful for coloring plastic material in pure red shades of high tinctorial strength and outstanding fastness to light and migration.
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| 申请公布号 |
US4689403(A) |
申请公布日期 |
1987.08.25 |
| 申请号 |
US19820372891 |
申请日期 |
1982.04.29 |
| 申请人 |
CIBA-GEIGY AG |
发明人 |
RONCO, KARL |
| 分类号 |
C08J3/20;C09B31/02;C09B43/38;(IPC1-7):C09B35/30;C09B43/132;D06P1/44 |
主分类号 |
C08J3/20 |
| 代理机构 |
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| 主权项 |
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