Compositions based on fluorinated hydrocarbons and secondary butanol for defluxing electronic boards
US7595289B2 · kind B2 · utility
0Cited by
9References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2004 |
| Grant date | Sep 29, 2009 |
| Priority date | — |
| Expiry date | Sep 27, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K3/26
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention concerns the field of fluorinated hydrocarbons and relates to novel compositions containing fluorinated hydrocarbons, secondary butanol and optionally DMSO. These novel compositions are particularly advantageous for defluxing electronic boards in particular for defluxing electronic boards containing “no clean” solder fluxes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.