Asbestos-free microdenier acrylic fiber reinforced material for gaskets and the like
US5272198A · kind A · utility
19Cited by
4References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 1993 |
| Grant date | Dec 21, 1993 |
| Priority date | — |
| Expiry date | Mar 12, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/626
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Improved asbestos-free fiber reinforced material for use in the manufacture of gaskets, and the like, comprises (a) an elastomeric binder material and (b) microdenier acrylic fibers with a small diameter of up to about 12 microns, and a minimum aspect ratio in the 20-50 range so as to enhance the flexibility and the strength of the gaskets, shock mountings, timing belts, sealants, and the like, made from such materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.