Selenium or tellurium elemental hydrosols and their preparation

Details Selenium or tellurium elemental hydrosols and their preparation Selenium or tellurium elemental hydrosols and their preparation

1992-02-19

1994-03-15

Stoll, Robert L.

Compositions

Preservative agents

Anti-corrosion

423510, 436523, B01J 1300, G01N 33543

Patent

active

052943704

ABSTRACT:
The invention relates to a process for the preparation of a sol of a metallic or a non-metallic element, such as selenium, tellurium, gold and silver, wherein said process comprises the reduction of a chemical compound, which contains said element in a reducible state, with a borane compound, such as an alkali metal borohydride or an amine borane, as the reducing agent.

REFERENCES:
patent: 3540859 (1970-11-01), Taylor et al.
patent: 3993799 (1976-11-01), Feldstein
patent: 4048354 (1977-09-01), Feldstein
patent: 4122030 (1978-10-01), Smith et al.
patent: 4147530 (1979-04-01), Langer, Jr. et al.
patent: 4224178 (1980-09-01), Feldstein
patent: 4259114 (1981-03-01), Berke et al.
patent: 4613468 (1986-09-01), Sandman et al.
patent: 4701218 (1987-10-01), Barker et al.
patent: 4944985 (1990-07-01), Alexander et al.
Chemical Abstracts, vol. 111, 190767m.

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