The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 13, 2017
Filed:
Sep. 24, 2013
Indian Oil Corporation Limited, Mumbai, Maharashtra, IN;
Gurmeet Singh, Faridabad, IN;
Naresh Kumar, Faridabad, IN;
Sukhdeep Kaur, Faridabad, IN;
Gurpreet Singh Kapur, Faridabad, IN;
Shashi Kant, Faridabad, IN;
Biswajit Basu, Faridabad, IN;
Ravinder Kumar Malhotra, Faridabad, IN;
Svein Nenseth, Stathelle, NO;
Jarmo Lindroos, Stathelle, NO;
INDIAN OIL CORPORATION LIMITED, Mumbai, IN;
Abstract
The present invention provides a process for preparation of a solid titanium catalyst component for use as pro-catalyst for a Ziegler-Natta catalyst system. The solid titanium catalyst component comprises a combination of 15 to 20 wt % of a magnesium moiety, 1.0 to 6.0 wt % of a titanium moiety and 5.0 to 20 wt % of an internal donor, said solid titanium catalyst component has an average particle size in the range of 1 to 100 μm, characterized by a three point particle size distribution of D10 in the range of 1 to 10 μm; D50 in the range of to 25 μm and D90 in the range of 15 to 50 μm. The present invention also provides a 15 Ziegler-Natta catalyst system comprising the solid titanium catalyst component and the method of polymerizing and/or copolymerizing olefins by using the Ziegler-Natta catalyst system.