Hydrogen-selective silica-based membrane
US6854602B2 · kind B2 · utility
28Cited by
6References
47Claims
0Family size
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Key dates
| Filing date | Jun 4, 2002 |
| Grant date | Feb 15, 2005 |
| Priority date | — |
| Expiry date | Jun 4, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B2203/0495
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A hydrogen permselective membrane, a method of forming a permselective membrane and an apparatus comprising a permselective membrane, a porous substrate and an optional intermediate layer are described. Using chemical vapor deposition (CVD) at low reactant gas concentration, high permselectivities are achieved with minimal reduction in hydrogen permeance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.