Precursor preparation for the production of neutral metal oxide

Details Precursor preparation for the production of neutral metal oxide Precursor preparation for the production of neutral metal oxide

1992-06-15

1995-02-14

Lovering, Richard D.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

252 6256, 2523131, 2523132, 424 60, 514943, A61K 742, A61K 744, B01J 1300

Patent

active

053893611

ABSTRACT:
The invention relates to a preparation which is suitable for preparing a neutral metal oxide sol and contains 35-75% by weight of one or more metal oxide sols or metal oxide hydrates and 15-45% by weight of one or more hydroxycarboxylic acids and/or hydroxycarboxylic acid derivatives as stabilizers.

REFERENCES:
patent: 2574902 (1951-11-01), Bechtold et al.
patent: 3105053 (1963-09-01), Cramer et al.
patent: 3440174 (1969-04-01), Albrecht
patent: 4059540 (1977-11-01), Crompton et al.
patent: 4322400 (1982-03-01), Yuhas
patent: 4472510 (1984-09-01), January
patent: 5008036 (1991-04-01), Crompton et al.

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