Alkoxylated dimercaptans as copper additives and de-polarizing additives
US5730854A · kind A · utility
14Cited by
26References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 30, 1996 |
| Grant date | Mar 24, 1998 |
| Priority date | — |
| Expiry date | May 30, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25C1/12
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A copper electroplating process using alkoxylated dimercaptan ethers as an additive. The additives prevent dendritic formations which short out electrodes. Also provided is a method for polarizing the electrodes, allowing for current reduction and cost savings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.