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. 09, 2007
Filed:
Apr. 10, 2003
Neil Mcdonough, Paxton, MA (US);
Daniel P. Segall, Longmeadow, MA (US);
Iris E. Hilton, Charlton, MA (US);
John R. Pennace, Paxton, MA (US);
Neil McDonough, Paxton, MA (US);
Daniel P. Segall, Longmeadow, MA (US);
Iris E. Hilton, Charlton, MA (US);
John R. Pennace, Paxton, MA (US);
FLEXcon Company, Inc., Spencer, MA (US);
Abstract
A water vapor permeable composite is disclosed for use in electroluminescent devices. The composite includes polymeric material having a first surface energy, a phosphorescent material dispersed within at least a portion of said polymeric material; and an electrically conductive material on at least one side of said polymeric material. The conductive material has a second surface energy, said the first and second surface energies are each between about 32 dynes/cm and 46 about dynes/cm. The polymeric material has a moisture vapor transmission rate of at least one gram/100 sq. inches for a 24 hour period at 100° F. for a one mil thick barrier.