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. 04, 2012
Filed:
Jun. 27, 2008
Applicants:
Marcia Silva Lacerda Miranda, Porto Alegre, BR;
Fernanda Oliveira Vieira Da Cunha, Porto Alegre, BR;
Inventors:
Marcia Silva Lacerda Miranda, Porto Alegre, BR;
Fernanda Oliveira Vieira da Cunha, Porto Alegre, BR;
Assignee:
Braskem S.A., Camacari, Bahia, BR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/6592 (2006.01); C08F 4/642 (2006.01); C08F 10/02 (2006.01); B01J 31/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates a process for the preparation of catalytic support and the supported metallocene catalysts used in the production of ethylene homopolymers and ethylene copolymers with α-olefins, of high and ultra high molecular weight with broad molecular weight distribution, in gas or liquid phase polymerization processes, the latter being in slurry, bulk or suspension, and the products obtained from these processes.