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:
Feb. 03, 2015
Filed:
Jul. 29, 2011
Applicants:
Daniel Siraux, Naast, BE;
Aurélien Vantomme, Bois-de-Villers, BE;
Eric Damme, Arquennes, BE;
Daan Dewachter, Mechelen, BE;
Inventors:
Daniel Siraux, Naast, BE;
Aurélien Vantomme, Bois-de-Villers, BE;
Eric Damme, Arquennes, BE;
Daan Dewachter, Mechelen, BE;
Assignee:
Total Research & Technology Feluy, Seneffe (Feluy), BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/00 (2006.01); C08F 2/01 (2006.01); B01J 4/00 (2006.01); B01J 8/00 (2006.01); B01J 19/18 (2006.01); C08F 210/16 (2006.01);
U.S. Cl.
CPC ...
C08F 2/01 (2013.01); B01J 4/001 (2013.01); B01J 8/007 (2013.01); B01J 19/1818 (2013.01); B01J 19/1837 (2013.01); C08F 210/16 (2013.01);
Abstract
The present invention relates to a process of preparing a polyolefin in a loop reactor by introducing anti-fouling agent through a sleeve provided around at least part of the shaft of the pump. Also, the invention relates to the use of anti-fouling agent to prevent or reduce fouling by feeding the anti-fouling agent against the impeller of the pump upon introduction to the loop reactor.