| 发明名称 |
Dyeing process and dyes |
| 摘要 |
PCT No. PCT/GB96/00867 Sec. 371 Date Jan. 30, 1998 Sec. 102(e) Date Jan. 30, 1998 PCT Filed Apr. 9, 1996 PCT Pub. No. WO96/35012 PCT Pub. Date Nov. 7, 1996A process for defining a substrate is provided. The process comprises applying to the substrate a water soluble dye having at least two electrophilic groups and a nucleophilic agent having a molecular weight below 600 and at least one group selected from aliphatic primary amino groups and secondary amino groups.
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| 申请公布号 |
US5976197(A) |
申请公布日期 |
1999.11.02 |
| 申请号 |
US19980952170 |
申请日期 |
1998.01.30 |
| 申请人 |
ZENECA LIMITED |
发明人 |
HUTCHINGS, MICHAEL GORDON;BRENNAN, COLIN MICHAEL;TALLANT, NEIL ANTHONY;SHAWCROSS, ANDREW PAUL;PATEL, PRAKASH;EBENEZER, WARREN JAMES |
| 分类号 |
C09B62/08;C09B62/44;D06P1/00;D06P1/38;D06P3/60;D06P3/66;(IPC1-7):D06P1/382;D06P1/384;C09B62/008;C09B62/651 |
主分类号 |
C09B62/08 |
| 代理机构 |
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| 主权项 |
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