Finely particulated colloidal platinum compound and sol for producing the same, and method of preparation
US3992512A · kind A · utility
16Cited by
0References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 1974 |
| Grant date | Nov 16, 1976 |
| Priority date | — |
| Expiry date | Dec 20, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
This disclosure deals with novel very fine, particulated colloidal platinum of the 15-25 Angstrom size range of unusual catalytic activity and particularly adapted for adsorption upon various substrata, and produced from a new platinum sulfite acid and a sol derived therefrom, with novel methods of preparation thereof being disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.