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. 18, 2016
Filed:
Dec. 10, 2014
Applicant:
E I Du Pont DE Nemours and Company, Wilmington, DE (US);
Inventors:
Thomas Edward Carney, Orient, OH (US);
Jeffrey Michael Bartolin, Westerville, OH (US);
Christopher Robert Becks, Grove City, OH (US);
Assignee:
E I DU PONT DE NEMOURS AND COMPANY, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 179/08 (2006.01); B05D 7/00 (2006.01); B32B 27/28 (2006.01); C08J 7/04 (2006.01); C08K 3/36 (2006.01); C08K 3/04 (2006.01); C08K 3/22 (2006.01);
U.S. Cl.
CPC ...
C09D 179/08 (2013.01); B05D 7/52 (2013.01); B32B 27/281 (2013.01); C08J 7/047 (2013.01); B32B 2457/00 (2013.01); C08J 2379/08 (2013.01); C08J 2479/08 (2013.01); C08K 3/04 (2013.01); C08K 3/22 (2013.01); C08K 3/36 (2013.01); Y10T 428/24967 (2015.01);
Abstract
The present disclosure is directed to multilayer film having has an L* color less than 30 and a 60 degree gloss value less than 10. The multilayer film has a first polyimide layer and a second polyimide layer. The second polyimide layer has 25 to 50 wt % of a polyimide, greater than 0 and less than 20 wt % of a silica matting agent, greater than 0 and less than 20 wt % of at least one submicron carbon black and 15 to 50 wt % of at least one submicron fumed metal oxide.