METHOD OF PREPARING POWDERY ORGANOPHILOUS BENTONITE Russian patent published in 2001 - IPC

Abstract RU 2176983 C1

FIELD: preparation of organophilous bentonites (bentones). SUBSTANCE: method is carried out by mixing bentonite clay powder with quaternary ammonium salt. Bentonite clay powder is first fed and quaternary ammonium salt is then added, pressure being created in mixer value of which is determined by relationship of 0<P cm < 1 atm. Method allows for high sedimentation stability of product and is waste-free. EFFECT: more efficient preparation method. 4 cl, 1 tbl

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RU 2 176 983 C1

Authors

Fajnshtejn I.Z.

Brodskij Ju.A.

Budrik G.V.

Lukashin Ju.Ja.

Dates

2001-12-20—Published

2000-08-24—Filed