| abstract |
FOR POLYMERIZATION, A CATALYST FORMED BY THE COMBINATION OF: IA SOLID SUBSTANCE RESULTING FROM THE REACTION OF A MAGNESIUM HALOGENIDE AND A TITANIUM AND OR VANADIUM COMPOUND IS USED; IIA RSI (GOLD) 4-M COMPOUND; A COMPOUND RAL (OR) 3-N, R, R, R AND R: HYDROCARBON RADICALS FROM 1 TO 24 C; OM3; 1N2; ETIVUN ORGANOMETALLIC COMPOUND. APPLICATION: CONTINUOUS PRODUCTION OF A POLYETHYLENE WITH LARGE APPARENT DENSITY WITH A NARROW MOLECULAR WEIGHT DISTRIBUTION. |