Low thermal expansion polyimide compositions
US5284904A · kind A · utility
1Cited by
6References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 27, 1993 |
| Grant date | Feb 8, 1994 |
| Priority date | — |
| Expiry date | May 27, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K3/36
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Polyimide compositions containing graphite and wollastonite exhibit an unusual combination of low wear and friction and low coefficient of thermal expansion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.