IMPROVEMENTS IN OR RELATING TO ORGANIC COMPOUNDS |
|||||||
| 申请号 | PCT/EP1981000041 | 申请日 | 1981-05-06 | 公开(公告)号 | WO1981003179A1 | 公开(公告)日 | 1981-11-12 |
| 申请人 | SANDOZ AG; | 发明人 | SANDOZ AG; DOSWALD P; MOSER H; MORICONI E; SCHMID H; | ||||
| 摘要 | Sulpho-free azo compound in metal free, 1:1 complex or 1:2 complex form having at least an average of 1.3 water solubilising basic groups of the formula I (FORMULA) in which Ra is an aromatic or acetoacyl group including a metallisable group, x is a metallisable group, R u is a diazo component, n is 1 or 2, X is a direct bond or bridging group, and R is the group, (FORMULA) when n is 2 with the provisos as given in the specification. The new compounds are useful as dyes for leather and paper. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
QQ群二维码
意见反馈
意见反馈