Bath analysis
US7384535B2 · kind B2 · utility
4Cited by
21References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 24, 2004 |
| Grant date | Jun 10, 2008 |
| Priority date | — |
| Expiry date | May 20, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N27/42
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Analytical methods are disclosed for determining the quantity of brightener and leveler in an electroplating bath in the presence of other organic additives, such as accelerators, brighteners and suppressors. The methods improve the reproducibility of measuring brighteners and levelers in electroplating baths.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.