Process for preparing microcrystalline-to-amorphous metal and/or

Details Process for preparing microcrystalline-to-amorphous metal and/or Process for preparing microcrystalline-to-amorphous metal and/or

1990-10-10

1994-05-03

Roy, Upendra

Specialized metallurgical processes, compositions for use therei

Processes

Producing or purifying free metal powder or producing or...

B22F 900

Patent

active

053083776

ABSTRACT:
The invention relates to a process for the preparation of finely divided microcrystalline-to-amorphous metal and/or alloy powders and of metals and/or alloys in the form of colloidal solutions in organic solvents, which is process is characterized in that in inert organic solvents metal salts individually or in admixture are reacted with alkaline metal or alkaline earth metal hydrides which are maintained in solution by means of organoboron or organogallium complexing agents, or with tetraalkylammonium triorgano-borohydrate, respectively.

REFERENCES:
patent: 3672867 (1972-06-01), Little
patent: 4096316 (1978-06-01), Tamai et al.
patent: 4863510 (1990-09-01), Tamemasa et al.

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