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. 20, 2004
Filed:
May. 02, 2001
Applicant:
Inventors:
Larry Duane Cady, Houston, TX (US);
Morgan Mark Hughes, Angleton, TX (US);
Michael Kenneth Laughner, Lake Jackson, TX (US);
Larry Alan Meiske, Baton Rouge, LA (US);
Deepak Rasiklal Parikh, Lake Jackson, TX (US);
Assignee:
DuPont Dow Elastomers LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/44 ; C08F / ;
U.S. Cl.
CPC ...
C08F 4/44 ; C08F / ;
Abstract
Shear-thinning ethylene/&agr;-olefin and ethylene/&agr;-olefin/diene monomer interpolymers that do not include a traditional branch-inducing monomer such as norbornadiene are prepared at an elevated temperature in an atmosphere that has little or no hydrogen using a constrained geometry complex catalyst and an activating cocatalyst.