Method of producing halide-free metal and hydroxides

Patent · Tue May 03 00:00:00 EDT 1988

OSTI ID:7203466

Melas, A A

A method for producing a halide-free oxide or hydroxide of a subject element from the corresponding subject element halide, is described comprising: in a first reaction step, providing a liquid medium comprising a water-free alcohol and contacting the alcoholic medium with the subject element halide and further contacting the alcohol and the subject element halide with a replacement species that reacts with halides, physically separating the medium containing the alkoxide from the precipitate salt, and in a second reaction step, hydrolyzing the subject element alkoxide with 18 mega ohm purity water to produce the corresponding subject element oxide or subject element hydroxide.

• Assignee: Morton Thiokol, Inc., Chicago, IL
• Patent Number(s): US 4741894
• OSTI ID: 7203466
• Resource Relation: Patent File Date: Filed date 3 Jun 1986
• Country of Publication: United States
• Language: English

Related Subjects

36 MATERIALS SCIENCE
HYDROXIDES
CHEMICAL PREPARATION
METALS
OXIDES
ALCOHOLS
HALIDES
HYDROLYSIS
PRECIPITATION
STOICHIOMETRY
CHALCOGENIDES
CHEMICAL REACTIONS
DECOMPOSITION
ELEMENTS
HALOGEN COMPOUNDS
HYDROGEN COMPOUNDS
HYDROXY COMPOUNDS
LYSIS
ORGANIC COMPOUNDS
OXYGEN COMPOUNDS
SEPARATION PROCESSES
SOLVOLYSIS
SYNTHESIS
360201* - Ceramics
Cermets
& Refractories- Preparation & Fabrication