Diaphragm having zirconium oxide and a hydrophilic fluorocarbon resin in a hydrophobic matrix
US4170539A · kind A · utility
16Cited by
11References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 20, 1978 |
| Grant date | Oct 9, 1979 |
| Priority date | — |
| Expiry date | Oct 20, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25B13/04
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Disclosed is a diaphragm having a porous, hydrophobic fluorocarbon matrix, an intermediate layer or film of a hydrophilic fluorocarbon resin on the surfaces of the matrix, and a hydrous oxide of zirconium contained in the void volumes of the matrix. The layer of the hydrous oxide of zirconium may also contain MgO.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.