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.

Date of Patent:
Jun. 17, 2014

Filed:

Jan. 11, 2011
Applicants:

Prakash Kumar, Gujarat, IN;

Manoj Kumar Srivastava, Gujarat, IN;

Kalpana Gopalakrishnan, Gujarat, IN;

Vijay Kumar Kaushik, Gujarat, IN;

Vijayalakshmi Ravi Puranik, Gujarat, IN;

Inventors:

Prakash Kumar, Gujarat, IN;

Manoj Kumar Srivastava, Gujarat, IN;

Kalpana Gopalakrishnan, Gujarat, IN;

Vijay Kumar Kaushik, Gujarat, IN;

Vijayalakshmi Ravi Puranik, Gujarat, IN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/12 (2006.01); B01J 20/08 (2006.01); B01J 20/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A solid shaped composite adsorbent for reducing deactivated catalyst residues and contaminants from a post polyolefin solution polymerization mixture is disclosed. The composite adsorbent comprises 70-90 wt % of an alumina component; 30-10 wt % of a clay component; and 0.5-3.5 wt % of at least one alkali metal component selected from the group consisting of elements in Group 1A of the modern periodic table.


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