Polyarylene sulfide block copolymers, method for making, and use
US4769424A · kind A · utility
53Cited by
3References
3Claims
0Family size
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Key dates
| Filing date | Jun 1, 1987 |
| Grant date | Sep 6, 1988 |
| Priority date | — |
| Expiry date | Jun 1, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G77/42
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Block copolymers of polyarylene sulfide with either polyimide, or polydiorgano siloxane are provided. Various methods for making such block copolymers are shown which are useful as compatabilizers for blends of polyarylene sulfide with polyimides and polydiorgano siloaxanes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.