Coated porous substrate formation by solution coating
US4470859A · kind A · utility
44Cited by
2References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 1983 |
| Grant date | Sep 11, 1984 |
| Priority date | — |
| Expiry date | Mar 7, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31544
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method for forming a hydrophilic coating upon a porous substrate such as a reticulate electrode or a filter from a dispersed, perfluorocarbon copolymer. Perfluorocarbon copolymer is dispersed in a solvating medium, a substantial portion, but not necessarily all of the perfluorocarbon being solvated. The dispersion is applied to the substrate and the dispersion medium is removed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.