Creep resistant shaped article of densified expanded polytetrafluoroethylene
US5792525A · kind A · utility
16Cited by
9References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 1995 |
| Grant date | Aug 11, 1998 |
| Priority date | — |
| Expiry date | Mar 31, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31544
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A creep resistant article is provided which is dimensioned from a stock material consisting essentially of a plurality of layers of expanded polytetrafluoroethylene which has been densified. The expanded polytetrafluoroethylene exhibits remnants of a fibril and node structure. The article is resistant to creep at high temperatures and under high loads.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.