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. 06, 2015
Filed:
Jun. 22, 2012
Applicants:
Evemarie Hamann, Halle, DE;
Silvia Valenti, Halle, DE;
Gabriele Holtz, Schkopau, DE;
Inventors:
Assignee:
Styron Europe GmbH, Horgen, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 9/06 (2006.01); C08F 236/10 (2006.01); C08F 4/46 (2006.01); C08F 212/08 (2006.01); C08F 2/06 (2006.01);
U.S. Cl.
CPC ...
C08F 4/46 (2013.01); C08F 236/10 (2013.01); C08L 9/06 (2013.01); C08F 212/08 (2013.01);
Abstract
A polymer having at least the following characteristics: (a) a block styrene content with more than 6 consecutive styrene units from about 15 to about 35 weight percent based on total styrene content in the polymer; (b) a vinyl content from about 25 to about 80 weight percent based on total amount of polymerized 1,3-diene; and (c) a styrene content from about 35 to about 75 weight percent based on total weight of polymer; and (d) a molecular weight distribution (Mw/Mn) of 1.5 or less.