Heat selective electrically conductive polymer sheet
AssigneeEastman Kodak Company
InventorsRobert P. Bourdelais, Cheryl J. Kaminsky, John M. Pochan, James F. Elman
Life of this patent
Estimating the term…
Abstract
Disclosed is an article comprising first areas of electrically conductive material and second areas of electrically conductive material raised relative to the first areas and substantially electrically isolated from the first areas, said conductive materials exhibiting a resistivity that averages less than 800 ohm/square.
Claims26
An article suitable for forming thereon a desired electrically conductive pattern by imagewise application of heat and/or pressure comprising a plurality of elevated areas of electrically conductive material deposited on thermoplastic polymer pillars wherein the conductive material exhibits a resistivity that averages less than 800 ohm/square, the resistivity between adjacent elevated areas averages greater than 2000 ohm/square, and wherein said polymer pillars have a Tg less than 80 degrees Celsius.
A process for creating an article with an electrically conductive area comprising providing an article comprising a plurality of elevated areas of electrically conductive material disposed on thermoplastic polymer pillars wherein the resistivity between adjacent areas averages greater than 2000 ohm/square and applying heat and/or pressure in a predetermined pattern to form desired areas of conductivity averaging less than 800 ohm/square, and wherein said polymer pillars have a Tg less than 80 degrees Celsius.
Dependencies are inferred from the claim text.