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:
Oct. 08, 2013
Filed:
Nov. 30, 2012
Applicant:
Kraton Polymers Us Llc, Houston, TX (US);
Inventors:
Dale Lee Handlin, Jr., Shelby, NC (US);
Peter Pasman, Houston, TX (US);
Glenn H. Fredrickson, Santa Barbara, CA (US);
Carl L. Willis, Houston, TX (US);
Robert C. Bening, Katy, TX (US);
Assignee:
Kraton Polymers U.S. LLC, Houston, TX (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 297/04 (2006.01); C08L 53/02 (2006.01); B60C 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a block copolymer composition and method of making the same having the structures (A-B)-X-(A) or (A-B)-X-(BA), where Aand Aare each a polymer block of a monoalkenyl arene and B, B, and Bare each a polymer block of one or more conjugated dienes or a hydrogenated diene polymer, n is an integer from 2 to 30 and X is the residue of a coupling agent.