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:
Apr. 15, 2014
Filed:
Feb. 23, 2010
Applicants:
Thomas Cochran, Channahon, IL (US);
Jeffrey P. Viola, Manalapan, NJ (US);
Inventors:
Thomas Cochran, Channahon, IL (US);
Jeffrey P. Viola, Manalapan, NJ (US);
Assignee:
Styrolution America LLC, Channahon, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 51/04 (2006.01); C08L 9/00 (2006.01); C08L 23/04 (2006.01); C08L 23/22 (2006.01); C08L 25/06 (2006.01); C08L 33/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of improving the stress crack resistance of an impact modified styrenic polymer comprising (a) combining about 95 to about 99.5 wt. % of an impact modified styrenic polymer with about 0.5 to about 5 wt. % of a polymer solution comprising about 25 to about 75 wt. % polyisobutylene and about 25 to about 75 wt. % of a polyolefin comprising one or more Cto Calpha olefins.