| abstract |
ALFA-OLEFINIC MONOMER POLYMERIZATION PROCEDURE, WHICH INCLUDES CONTACTING ONE OR MORE MONOMERS OF FORMULA CH2 = (Y) X WHERE X IS -CN, -CH = CHC (O) X 'O -C (O) X'; Y IS -H O -CH3; X 'IS -OR O -N (CH3) 2; R IS ALKYL, ALCADIENYL OR ALKYL CONTAINING A SELECTED TERMINAL SUBSTITUTE BETWEEN -OC (O) C (CH3) = CH2 AND -OSI (CH3) 3; UNDER CONDITIONS OF POLYMERIZATION WITH: (I) THE INITIATOR OF FORMULA (R1) 3MZ WHERE R1 IS RENT, Z A SELECTED ACTIVATOR SUBSTITUTE BETWEEN FORMULAS (I) WHERE: X 'IS -OR, R IS H, -CH3, BETWEEN OTHERS; EACH OF R2 AND R3 IS INDEPENDENTLY SELECTED BETWEEN H AND -CH3; M IS YES, SN OR GE; AND (II) A COCATALIZER THAT IS A SOURCE OF FLUORIDE, CYANIDE, AZIDE, OR BIFLUORIDE IONS OR A PROPER LEWIS ACID. |