Method for obtaining photostable valentinite and valentinite thu

Details Method for obtaining photostable valentinite and valentinite thu Method for obtaining photostable valentinite and valentinite thu

1981-08-12

1983-07-05

Vertiz, O. R.

Chemistry of inorganic compounds

Oxygen or compound thereof

Metal containing

C01B 2900

Patent

active

043917925

ABSTRACT:
The invention relates to a process for obtaining photostable valentinite and to valentinite obtained by said process.
The process consists in carrying out a basic hydrolysis of antimony trichloride at a temperature comprised between about 80.degree. and 100.degree. C. with a weight ratio of H.sub.2 O/Sb.sub.2 O.sub.3 equal to or greater than about 10.
Obtention of photostable valentinite.

REFERENCES:
patent: 2200478 (1940-05-01), Schirrmeister
patent: 2350638 (1944-06-01), Podschus et al.
patent: 3917793 (1975-11-01), Shafer
patent: 3998940 (1976-12-01), Shafer
Kirk-Othmer, Encyclopedia of Chemical Technology, vol. 2, Second Edition (1966), John Wiley & Sons, Inc., pp. 573-574.

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