Process for preparing carbonated zirconium oxide hydrate
US4042672A · kind A · utility
8Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 1975 |
| Grant date | Aug 16, 1977 |
| Priority date | — |
| Expiry date | Sep 12, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01G25/00
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
This invention relates to a process for preparing carbonated zirconium oxide hydrate which comprises adding zirconium oxychloride . 8 H.sub.2 O to a saturated aqueous ammonium chloride and/or alkali chloride solution which, based upon zirconium oxychloride . 8 H.sub.2 O, contains at least equimolecular amounts of ammonium carbonate and/or alkali carbonate, PA1 Separating the resulting precipitated reaction product, PA1 And washing said product chloride-free with water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.