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:
Nov. 15, 2016
Filed:
Jan. 05, 2010
John Gordon-duffy, La Wantzenau, FR;
David R. Arrowsmith, Achern, DE;
Simon P. Lee, Midland, MI (US);
Ralph Schmidt, Ettlingen, DE;
John Gordon-Duffy, La Wantzenau, FR;
David R. Arrowsmith, Achern, DE;
Simon P. Lee, Midland, MI (US);
Ralph Schmidt, Ettlingen, DE;
Dow Global Technologies LLC, Midland, MI (US);
Abstract
Prepare extruded polymer foam comprising at least 50 weight-percent alkenyl aromatic polymer, a brominated flame retardant providing 0.8 to 1.4 weight percent bromide, 0.05 to 0.5 weight-percent hydrobromic acid scavenger, at least 1.5 weight-percent graphite and less than 0.1 weight-percent C—C and O—O labile organic compounds using a blowing agent composition comprising at least 0.3 weight-parts per 100 weight parts polymer and that consists of blowing agents having an ozone depletion potential of zero and a global warming potential that is less than 1000.