Low water uptake precipitated silica particulates

Details Low water uptake precipitated silica particulates Low water uptake precipitated silica particulates

1991-05-03

1995-03-07

Chaudhuri, Olik

Chemistry of inorganic compounds

Silicon or compound thereof

Oxygen containing

424 49, C01B 3314

Patent

active

053956052

ABSTRACT:
Novel precipitated silica particulates having low water uptake and high BET and CTAB surfaces, well adapted as reinforcing fillers for, e.g., the silicones, are conveniently prepared by heat treating certain starting material precipitated silica particulates at a temperature of at least 700.degree. C., for at least one minute.

REFERENCES:
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patent: 4462974 (1984-07-01), Pastor et al.
patent: 4465656 (1984-08-01), Pastor et al.
patent: 4508606 (1985-04-01), Winyall
patent: 4590052 (1986-05-01), Chevallier et al.
patent: 4704225 (1987-11-01), Lagarde et al.
patent: 4717561 (1988-01-01), Krivak
patent: 5009874 (1991-04-01), Parmentier et al.

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