Method for polymerizing macrocyclic polyester oligomers
US5498651A · kind A · utility
36Cited by
2References
12Claims
0Family size
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Inventor
Key dates
| Filing date | Jun 19, 1995 |
| Grant date | Mar 12, 1996 |
| Priority date | — |
| Expiry date | Jun 19, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/916
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A method for polymerizing macrocyclic polyester oligomers comprising the step of contacting macrocyclic polyester oligomers and polymerization catalysts in the presence of epoxides and/or thioepoxides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.