Surface treatment of particulate solids

Details Surface treatment of particulate solids Surface treatment of particulate solids

1974-06-11

1976-06-15

Padgett, Benjamin R.

Compositions

Fire-extinguishing

Gas generative, chemically

252 2, 252 3, 252 5, 252 7, 252382, 252383, 252381, 428405, A62D 112

Patent

active

039636275

ABSTRACT:
A fire-fighting foam-compatible powder containing a fire-extinguishing powder and from 0.1% to 5% of a partially-hydrophobic powdered silica, having a surface area of at least 10 square meters per gram, and carrying a surface treatment with a silane, wherein the degree of hydrophobicity measured by the methanol titration test is in the range of 3 to 35.

REFERENCES:
patent: 2993809 (1961-07-01), Bueche et al.
patent: 3179588 (1965-04-01), Siimes
patent: 3523893 (1970-08-01), Lobos
patent: 3531407 (1970-09-01), Phillips et al.
patent: 3565801 (1971-02-01), Birchall et al.
patent: 3621917 (1971-11-01), Rosen et al.
patent: 3677347 (1972-07-01), Rosen et al.
patent: 3830738 (1974-08-01), Cottrell

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