Thermally stable polyphenylene ether having terminal anthranilate ester groups
US4808672A · kind A · utility
3Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 27, 1987 |
| Grant date | Feb 28, 1989 |
| Priority date | — |
| Expiry date | Jul 27, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G65/485
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Heating polyphenylene ether in the presence of isotoic anhydride and organic solvent has been found to enhance the thermal stability of the polyphenylene ether.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.