Film-forming evaporation apparatus
US5028297A · kind A · utility
6Cited by
17References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 6, 1990 |
| Grant date | Jul 2, 1991 |
| Priority date | — |
| Expiry date | Jun 6, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S203/13
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A thin-film evaporator for preparing liposomes in commercial quantities provides a film-forming zone of uniform thickness which enables the uniform evaporation of an organic solvent to form a film of uniform thickness, followed by in situ hydration of the film in an aqueous phase by agitation with a rotor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.