MOLDED IONITE CATALYST PREPARATION METHOD Russian patent published in 2003 - IPC

Abstract RU 2201802 C2

FIELD: organic synthesis catalysts. SUBSTANCE: catalyst is prepared by mixing of styrene/divinylbenzene-based copolymer and thermoplastic material, extrusion-mediated molding of resulting mixture, sulfurization, washing, and drying, aforesaid copolymer being, in particular, macroporous styrene/divinylbenzene copolymer mixed with gel-like terpolymer of styrene, divinylbenzene, and a polar monomer at weight ratio between 1:4 and 4:1. Preferable particle size of copolymers ranged between 30 and 160 mcm. EFFECT: increased catalytic activity. 2 cl, 1 tbl, 5 ex

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RU 2 201 802 C2

Authors

Smirnov V.A.

Titova L.F.

Bazhanov Ju.V.

Kazakov V.P.

Dates

2003-04-10—Published

2000-11-02—Filed