Aromatic polyester melt strength improver
US5310799A · kind A · utility
14Cited by
16References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 17, 1993 |
| Grant date | May 10, 1994 |
| Priority date | — |
| Expiry date | Sep 17, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L67/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Melt strengths and melt viscosities of aromatic polyesters are increased substantially by the addition of small amounts of certain high molecular weight vinyl aromatic modifiers which disperse very readily in aromatic polyesters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.