Three-component organometallic-transition metal halide catalysts and olefin polymeriztion

Claim 1

IN THE POLYMERIZATION OF OLEFINIC HYDROCARBON MATERIAL CONTAINING AT LEAST THREE CARBON ATOMS TO FORM SOLID, CRYSTALLINE POLYMER, THE IMPROVEMENT WHICH COMPRISES CATALYZING THE POLYMERIZATION WITH A CATALYTIC MIXTURE CONTAINING AN ORGANOMETALLIC COMPOUND HAVING THE FORMULAS RM'', R2M2 AND RM2X WHEREIN M'' IS AN ALKALI METAL SELECTED FROM THE GROUP CONSISTING OF SODIUM, PROTASSIUM AND LITHIUM, M2 IS A METAL SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM AND ZINC, R IS A RADICAL SELECTED FROM THE GROUP CONSISTING OF ALKYL RADICALS CONTAINING 1 TO 8 CARBON ATOMS, PHENYL AND BENZYL AND X IS A HALOGEN ATOM SELECTED FROM THE GROUP CONSISTING OF CHLORINE, BROMINE AND IODINE, A HALIDE OF A TRANSITION METAL SELECTED FROM THE GROUP CONSISTING OF TITANIUM, ZIRCONIUM, VANADIUM, CHROMIUM AND MOLYBDENUM, THE HALIDE BEING SELECTED FROM THE GROUP CONSISTING OF CHLORINE, BROMINE AND IODINE AND AN ESTER HAVING THE FORMULA RCOOR1 WHEREIN R HAS THE FORMULA-(CH2)NCO0R2 WHEREIN N IS A NUMBER FROM 0 TO 4 AND R1 AND R2 ARE ALKYL RADICALS CONTAINING 1 TO 4 CARBON ATOMS, THE MOLAR RATIO OF TRANSITION METAL HALIDE TO SAID ESTER BEING WITHIN THE RANGE OF 1:1 TO 1:0.1.