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:
Nov. 18, 2003
Filed:
Apr. 26, 2002
Applicant:
Inventor:
Frederic Robert Marie Michel Morterol, Sausset-les-Pins, FR;
Assignee:
BP Chemicals Limited, London, GB;
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/00 ; C08F 2/34 ;
U.S. Cl.
CPC ...
C08F 2/00 ; C08F 2/34 ;
Abstract
A process for preventing polymeragglomeration and for controlling the density of copolymer produced by an alpha-olefin copolymerization process in a polymerization reactor, wherein the ratio of the flow rates of introduction of the comonomer(s) to the monomer is kept constant.