| 发明名称 |
BRIGHT LEVELLING ZINC PLATING |
| 摘要 |
<p>SPECIFICATION Levelling agents for use in zinc electroplating solutions are described comprising thallous ions or a combination of peptone and thiourea. The thallous ions are preferably added to a concentration of at least 1 mg/1 and the peptone-thiourea combination added to a concentration of at least 100 mg/1 peptone and 50 mg/1 thiourea.</p> |
| 申请公布号 |
CA1100088(A) |
申请公布日期 |
1981.04.28 |
| 申请号 |
CA19760248787 |
申请日期 |
1976.03.25 |
| 申请人 |
INTERNATIONAL LEAD ZINC RESEARCH ORGANIZATION, INC. |
发明人 |
PATEL, DIREJ V.;WARD, JOHN J. B. |
| 分类号 |
C25D3/22;(IPC1-7):25D3/22 |
主分类号 |
C25D3/22 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
