Polyimide polyphenylsulfone blends with improved flame resistance
US8309637B2 · kind B2 · utility
9Cited by
2References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 11, 2011 |
| Grant date | Nov 13, 2012 |
| Priority date | — |
| Expiry date | Aug 11, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/139
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present disclosure relates to a composition with improved flame resistance, to articles made from the composition, and to methods that include processing the composition. The composition can include from 15 to 85 percent by weight of a polyetherimide (PEI), from 15 to 85 percent by weight of a polyphenylsulfone (PPSU), a polyetherimide-siloxane copolymer in an amount up to 12 percent by weight, and from 0 to 0.30 percent by weight of a stabilizer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.