Process for the preparation of lactide
US5053522A · kind A · utility
67Cited by
5References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 5, 1989 |
| Grant date | Oct 1, 1991 |
| Priority date | — |
| Expiry date | May 5, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a process for the preparation of lactide, in particular of optically pure L(-)- or D(+)-lactide, on an industrial scale.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.