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:
Dec. 26, 2023
Filed:
Sep. 27, 2022
Indian Oil Corporation Limited, Maharashtra, IN;
Gurmeet Singh, Haryana, IN;
Rashmi Rani, Haryana, IN;
Sukhdeep Kaur, Haryana, IN;
Yajnaseni Biswas, Haryana, IN;
Anju Chopra, Haryana, IN;
Gurpreet Singh Kapur, Haryana, IN;
Sankara Sri Venkata Ramakumar, Haryana, IN;
Indian Oil Corporation Limited, Mumbai, IN;
Abstract
The present invention relates to a process for preparation of a catalyst for polymerization of olefins. The catalyst has a particle size of between 5 to 30 microns with activity ranging from 3-4 Kg (co)polymer per g of catalyst and excellent hydrogen response. The method for preparation of the catalyst comprises the steps of: a) contacting a liquid magnesium complex, an electron donor, and a titanium halide compound to form a solution; b) obtaining the solid uniform catalyst particles by precipitation; and c) washing the catalyst particles to obtain solid uniform catalyst., for producing (co)polymer of ethylene with other olefins have fines less than 10 wt. %.