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:
Jan. 15, 2008
Filed:
Sep. 22, 2003
Applicants:
Palanisamy Arjunan, Houston, TX (US);
Simon X. Zhang, London, GB;
Charles Cozewith, Bellaire, TX (US);
Inventors:
Palanisamy Arjunan, Houston, TX (US);
Simon X. Zhang, London, GB;
Charles Cozewith, Bellaire, TX (US);
Assignee:
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/6392 (2006.01); C08F 4/6592 (2006.01); C08F 110/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention relates to a process to produce propylene polymers comprising contacting a metallocene catalyst compound and an activator in a reaction medium comprising propylene, from 0 to 30 volume % of one or more solvents and from 0 to 30 mole % of one or more comonomers, under temperature and pressure conditions below the melting point of the propylene polymer and where: