| abstract |
{PG,1 A process for preparing polymers of a monomer mixture of cyclopentadiene and at least one bicycloheptene is described, and the process comprises polymerizing the monomer mixture in the presence of a catalyst mixture comprising {P1 (A) AT LEAST ONE ORGANOALUMINUM HALIDE OF THE FORMULA {PS {TI RAlX{HD 2 {L or R{HD 3{L Al{hd 2{l X{HD 3 {L {TM II{PS wherein R is an alkyl radical containing from 1 to about 12 carbon atoms, and X is a halogen, and {P1 (B) AT LEAST ONE TUNGSTEN OR MOLYBDENUM SALT, OR A MIXTURE OF THESE SALTS. |