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US 12,398,220 B2Granted
Catalyst composition and a process for preparation thereof
AssigneeReliance Industries Limited
InventorsVirendra Kumar Gupta, Sangeetha Karthikeyan, Amarjyoti Kalita, Ajit Sapre
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Abstract
The present disclosure relates to a catalyst composition and a process for preparation thereof. The catalyst composition of the present disclosure is stable, and produces polyolefin having narrow molecular weight distribution during the polymerization. The process of the present disclosure is simple, cost-effective, and rapid.
Claims15
A catalyst composition comprising:
- i. a Ziegler Natta complex, a modifier and a combination of silica-magnesium dichloride support;
- or
- ii. a metallocene complex, a modifier and a silica support;
- wherein,
- said modifier is selected from the group consisting of phosphonium bromobutyl ionomer, polyisobutylene, styrene butadiene vinylpropoxylate terpolymer, and polyether sulphone;
- and
- wherein the amount of said modifier is in the range of 2 wt % to 10 wt % with respect to the total composition.
4 more elements
Dependencies are inferred from the claim text.