METHOD FOR PRODUCTION OF HALO BUTYL RUBBER, NOT CONTAINING WATER AND SOLVENT Russian patent published in 2016 - IPC C08F6/00 

Abstract RU 2596824 C2

FIELD: chemistry.

SUBSTANCE: present invention relates to removal of volatile compounds from fluid containing halogenated butyl rubber. Method involves following steps: a) processing fluid containing halogenated butyl rubber and, at least one volatile compound in concentrating plant containing heater (2), degassing vessel (4) and evaporative pipeline (4.1), to produce concentrated fluid, b) repeated heating of obtained concentrated fluid in repeated heating plant (6) to obtain repeatedly heated concentrated fluid medium and c) feeding heated again concentrated fluid into extruder.

EFFECT: this method is continuous, energy-saving, environmentally and economically favourable and enables to obtain halogenated butyl rubber, substantially free of volatile compounds.

14 cl, 12 dwg, 10 tbl, 23 ex

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RU 2 596 824 C2

Authors

Kirkhkhoff Jorg

Feller Rolf

Paul Khanns-Ingolf

Visner Udo

Lavgrov Dzhon

Gronovski Adam

Dates

2016-09-10Published

2011-03-23Filed