Patent ID: 9217047
Filing Date: 2015-12-22
Classification: C08F

Abstract:
1. A catalyst system for use in olefinic polymerization, the system comprising: a solid catalyst component comprising a titanium compound, a magnesium compound, a halogen-containing compound, and an internal electron donor compound; an organoaluminum compound; and an organosilicon compound, wherein the internal electron donor compound is selected from a group consisting of 1-ethyl-2-methoxy ethyl 2-methylbenzoate, 1-ethyl-2-methoxy ethyl 2-ethylbenzoate, 1-ethyl-2-methoxy ethyl 2-propylbenzoate, 1-ethyl-2-methoxy ethyl 2-butylbenzoate, 1-propyl-2-methoxy ethyl 2-methylbenzoate, 1-propyl-2-methoxy ethyl 2-ethylbenzoate, 1-propyl-2-methoxy ethyl 2-propylbenzoate, 1-propyl-2-methoxy ethyl 2-butylbenzoate, 1-isopropyl-2-methoxy ethyl 2-methylbenzoate, 1-isopropyl-2-methoxy ethyl 2-ethylbenzoate, 1-isopropyl-2-methoxy ethyl 2-propylbenzoate, 1-isopropyl-2-methoxy ethyl 2-butylbenzoate, 1-t-butyl-2-methoxy ethyl 2-methylbenzoate, 1-t-butyl-2-methoxy ethyl 2-ethylbenzoate, 1-t-butyl-2-methoxy ethyl 2-propylbenzoate, 1-t-butyl-2-methoxy ethyl 2-butylbenzoate, 1-isobutyl-2-methoxy ethyl 2-methylbenzoate, 1-isobutyl-2-methoxy ethyl 2-ethylbenzoate, 1-isobutyl-2-methoxy ethyl 2-propylbenzoate, 1-isobutyl-2-methoxy ethyl 2-butylbenzoate, 1-n-butyl-2-methoxy ethyl 2-methylbenzoate, 1-n-butyl-2-methoxy ethyl 2-ethylbenzoate, 1-n-butyl-2-methoxy ethyl 2-propylbenzoate, 1-n-butyl-2-methoxy ethyl 2-butylbenzoate, 1-n-pentyl-2-methoxy ethyl 2-methylbenzoate, 1-n-pentyl-2-methoxy ethyl 2-ethylbenzoate, 1-n-pentyl-2-methoxy ethyl 2-propylbenzoate, 1-n-pentyl-2-methoxy ethyl 2-butylbenzoate, 1-isopentyl-2-methoxy ethyl 2-methylbenzoate, 1-isopentyl-2-methoxy ethyl 2-ethylbenzoate, 1-isopentyl-2-methoxy ethyl 2-propylbenzoate, 1-isopentyl-2-methoxy ethyl 2-butylbenzoate, 1-n-hexyl-2-methoxy ethyl 2-methylbenzoate, 1-n-hexyl-2-methoxy ethyl 2-ethylbenzoate, 1-n-hexyl-2-methoxy ethyl 2-propylbenzoate, 1-n-hexyl-2-methoxy ethyl 2-butylbenzoate, 1-isohexyl-2-methoxy ethyl 2-methylbenzoate, 1-isohexyl-2-methoxy ethyl 2-ethylbenzoate, 1-isohexyl-2-methoxy ethyl 2-propylbenzoate, 1-isohexyl-2-methoxy ethyl 2-butylbenzoate, 1-n-heptyl-2-methoxy ethyl 2-methylbenzoate, 1-n-heptyl-2-methoxy ethyl 2-ethylbenzoate, 1-n-heptyl-2-methoxy ethyl 2-propylbenzoate, 1-n-heptyl-2-methoxy ethyl 2-butylbenzoate, 1-isoheptyl-2-methoxy ethyl 2-methylbenzoate, 1-isoheptyl-2-methoxy ethyl 2-ethylbenzoate, 1-isoheptyl-2-methoxy ethyl 2-propylbenzoate, 1-isoheptyl-2-methoxy ethyl 2-butylbenzoate, 1-n-octyl-2-methoxy ethyl 2-methylbenzoate, 1-n-octyl-2-methoxy ethyl 2-ethylbenzoate, 1-n-octyl-2-methoxy ethyl 2-propylbenzoate, 1-n-octyl-2-methoxy ethyl 2-butylbenzoate, 1-isooctyl-2-methoxy ethyl 2-methylbenzoate, 1-isooctyl-2-methoxy ethyl 2-ethylbenzoate, 1-isooctyl-2-methoxy ethyl 2-propylbenzoate, 1-isooctyl-2-methoxy ethyl 2-butylbenzoate, 1-nonyl-2-methoxy ethyl 2-methylbenzoate, 1-nonyl-2-methoxy ethyl 2-ethylbenzoate, 1-nonyl-2-methoxy ethyl 2-propylbenzoate, 1-nonyl-2-methoxy ethyl 2-butylbenzoate, 1-i-nonyl-2-methoxy ethyl 2-methylbenzoate, 1-i-nonyl-2-methoxy ethyl 2-ethylbenzoate, 1-i-nonyl-2-methoxy ethyl 2-propylbenzoate, and 1-i-nonyl-2-methoxy ethyl 2-butylbenzoate.