Process for producing polyesters
US5296586A · kind A · utility
9Cited by
5References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 29, 1992 |
| Grant date | Mar 22, 1994 |
| Priority date | — |
| Expiry date | Oct 29, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/78
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed herein is a process for the production of polyester which involves heating a polymerizable monomer or oligomer in an inert liquid which does not dissolve or swell the monomer, oligomer, or polyester product, while boiling the inert liquid and codistilling the low molecular weight byproduct of the polymerization.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.