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:
Jun. 09, 2015
Filed:
May. 04, 2011
Applicants:
Lawrence S. Hood, Midland, MI (US);
Brian H. Deshano, Sanford, MI (US);
David J. Frankowski, Freeland, MI (US);
Inventors:
Lawrence S. Hood, Midland, MI (US);
Brian H. Deshano, Sanford, MI (US);
David J. Frankowski, Freeland, MI (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 220/44 (2006.01); C08J 9/00 (2006.01); C08F 6/00 (2006.01); C08F 212/10 (2006.01); C08J 9/12 (2006.01); C08J 9/14 (2006.01);
U.S. Cl.
CPC ...
C08J 9/0061 (2013.01); C08F 6/003 (2013.01); C08F 212/10 (2013.01); C08F 220/44 (2013.01); C08J 9/125 (2013.01); C08J 9/146 (2013.01); C08J 2201/03 (2013.01); C08J 2203/182 (2013.01); C08J 2325/12 (2013.01);
Abstract
Prepare polymeric foam articles having low yellowing using a styrene-acrylonitrile copolymer that contains less than 145 weight-parts acrylonitrile dimer and less than 8,500 weight-parts acrylonitrile trimer per million weight parts acrylonitrile copolymer.