Fuel cell component sealant
US5110691A · kind A · utility
18Cited by
2References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 16, 1991 |
| Grant date | May 5, 1992 |
| Priority date | — |
| Expiry date | Jan 16, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A butyl rubber/ethylene propylene latex sealant for use in fuel cells is disclosed. The sealant is comprised of between about 50 wt % and about 99 wt % butyl rubber and about 10 wt % to about 50 wt % ethylene propylene latex. Conventional fillers can be added to the sealant to attain or enhance various properties such as: desired viscosity, specific gravity, stability, strength, oxidation resistance, and accelerated cure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.