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:
Aug. 22, 2006
Filed:
Aug. 11, 2005
Applicants:
Ryan E. Marx, Cottage Grove, MN (US);
James M. Nelson, Roseville, MN (US);
Kenneth J. Hanley, Eagan, MN (US);
Inventors:
Ryan E. Marx, Cottage Grove, MN (US);
James M. Nelson, Roseville, MN (US);
Kenneth J. Hanley, Eagan, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of continuous polymerization using differential radial stirring is provided. Particularly suited for this method is a stirred tube reactor with a plurality of collinear stirring shafts that may rotate independently.