Composite fibrous packing material containing fibers of aromatic sulfide polymers
US4502364A · kind A · utility
28Cited by
4References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 1983 |
| Grant date | Mar 5, 1985 |
| Priority date | — |
| Expiry date | Sep 22, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2967
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A packing material of braided yarns is provided wherein the yarns have a glass and/or acrylic core and an outer layer of polyphenylene sulfide fibers, either alone or in combination with other unreactive fibers such as aramid, carbon or graphite fibers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.