FIELD: paint and varnish industry, tire production. SUBSTANCE: method involves catalytic polymerization of unsaturated compounds of pyrocondensate fraction (its boiling away temperature is 130-190 C). Titanium tetrachloride or organoaluminium compound at their molar ratio 1:0.1-10 respectively is used as catalyst. Said organoaluminium compound is chosen of diethyl aluminium chloride, triethyl aluminium and triisobutyl aluminium. The process takes place at 40-130 C, concentration of catalyst is 1-10 wt.-%. EFFECT: improved efficiency. 3 tbl
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Authors
Dates
1997-05-20—Published
1994-04-07—Filed