Process for removing trace solvent from a material
US6684526B2 · kind B2 · utility
12Cited by
17References
36Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 14, 2002 |
| Grant date | Feb 3, 2004 |
| Priority date | — |
| Expiry date | Jun 14, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C303/44
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An improved process for removing trace solvent from a material comprises rewetting the product with water during the drying process. Finished products such as suramin are produced efficiently to a high quality on a factory scale.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.