Processes for producing very low IV polyester resin
US6706396B1 · kind B1 · utility
6Cited by
25References
42Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 18, 2002 |
| Grant date | Mar 16, 2004 |
| Priority date | — |
| Expiry date | Oct 18, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2982
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides processes for producing certain very low inherent viscosity polyesters. Also provided are the low inherent viscosity polyesters in discrete particulate form, and processes for producing the particulate polyesters. The discrete particulate materials are desirable for use in further processes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.