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US7414313B2 Expired / Lapsed US ⏱️ 0.0 years remaining

Polymeric conductor donor and transfer method

Assignee: Eastman Kodak Co
•
Filing: 2004-12-22
•
Granted: 2008-08-19
•
Expires: 2024-12-22
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Abstract

Abstract The present invention relates to a donor laminate for transfer of a conductive layer comprising at least one electronically conductive polymer on to a receiver, wherein the receiver is a component of a device. The present invention also relates to methods pertinent to such transfers.

Inventors

  • 👤 Debasis Majumdar
  • 👤 Glen C. Irvin, Jr.
  • 👤 Charles C. Anderson
  • 👤 Gary S. Freedman
  • 👤 Robert J. Kress

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 19:26
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/02; H05K3/04; H05K3/046; H10; H10K; H10K50/00; H10K50/80; H10K50/805; H10K50/81; H10K59/00; H10K59/80; H10K59/805; H10K59/8051; H10K71/00; H10K71/60; H10K71/611; G; G02; G02F; G02F1/00; G02F1/01; G02F1/13; G02F1/133; G02F1/1333; G02F1/1343; G02F1/13439; H05K2201/00; H05K2201/03; H05K2201/032; H05K2201/0329; H05K2203/00; H05K2203/05; H05K2203/0502; H05K2203/0528; H05K2203/10; H05K2203/107; H10K2102/00; H10K2102/301; H10K2102/311; H10K71/80; H10K77/00; H10K77/10; H10K77/111; H10K85/00; H10K85/10; H10K85/111; H10K85/113; H10K85/1135

Claims Analysis

Total Claims: 18
Claim 1
Independent Claim 87 words
A donor laminate for transfer of a conductive layer comprising a substrate having thereon in order a silicone layer and a conductive layer comprising at least one electronically conductive polymer and a polyanion, in contact with said silicone layer, wherein the silicone layer has a surface energy of <30 mN/m, and the conductive layer is coated on the silicone layer from an aqueous coating composition comprising a dispersible combination of the electronically conductive polymer and polyanion and has a surface electrical resistance of less than 10000 ohm/square.
Claim 2
Dependent Claim 87 words
A donor laminate for transfer of a conductive layer comprising a substrate having thereon in order a silicone layer and a conductive layer comprising at least one electronically conductive polymer and a polyanion, in contact with said silicone layer, wherein the silicone layer has a surface energy of <30 mN/m, and the conductive layer is coated on the silicone layer from an aqueous coating composition comprising a dispersible combination of the electronically conductive polymer and polyanion and has a surface electrical resistance of less than 10000 ohm/square.
Claim 3
Dependent Claim 13 words
The laminate of claim 1 wherein said conductive layer is in a pattern.
Claim 4
Dependent Claim 12 words
The laminate of claim 1 wherein said conductive layer comprises polyethylene dioxythiophene.
Claim 5
Dependent Claim 12 words
The laminate of claim 1 wherein said conductive layer comprises polystyrene sulfonate.
Claim 6
Dependent Claim 23 words
The laminate of claim 1 wherein said substrate comprises a polymer selected from the group consisting of cellulose ester, polyester and polyolefin polymers.
Claim 7
Dependent Claim 13 words
The laminate of claim 1 wherein said silicone layer comprises a cross-linked silicone.
Claim 8
Dependent Claim 29 words
The laminate of claim 1 wherein said conductive layer has a peel force of less than 100 grams per inch for separation from said release layer at room temperature.
Claim 9
Dependent Claim 29 words
The laminate of claim 1 wherein said conductive layer has a peel force of less than 50 grams per inch for separation from said release layer at room temperature.
Claim 10
Dependent Claim 27 words
The laminate of claim 1 wherein said silicone layer is coated from silicone modified by a functionality selected from the group consisting of epoxy, acrylate, and ester.
Claim 11
Dependent Claim 24 words
The laminate of claim 1 wherein said laminate further comprises an adhesive layer on the side of the conductive layer opposite to the substrate.
Claim 12
Dependent Claim 89 words
The laminate of claim 1 wherein said conductive layer is a transparent conductive layer comprising an electronically conductive polymer comprising polythiophene present in a cationic form with a polyanion, wherein said conductive layer has an FOM less than or equal to 100 wherein FOM is defined as the slope of the plot of ln (1/T) versus [1/SER]: and wherein T=visual light transmission SER=surface electrical resistance in ohm per square FOM=figure of merit, and wherein the SER has a value of less than or equal to 1000 ohm per square.
Claim 13
Dependent Claim 18 words
The laminate of claim 11 wherein said conductive layer has a visual light transmission of greater than 90%.
Claim 14
Dependent Claim 16 words
The laminate of claim 1 wherein said conductive layer is coated utilizing a conductivity enhancing agent.
Claim 15
Dependent Claim 17 words
The laminate of claim 11 wherein the figure of merit is less than or equal to 40.
Claim 16
Dependent Claim 28 words
The laminate of claim 1 wherein said conductive layer has a peel force of less than 100 grams per inch for separation from said substrate at 300° C.
Claim 17
Dependent Claim 25 words
The laminate of claim 11 wherein said conductive layer has a peel force of less than 50 grams per inch for separation from said substrate.
Claim 18
Dependent Claim 24 words
The laminate of claim 11 wherein said laminate further comprises an adhesive layer on the side of the conductive layer opposite to the substrate.

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 2011-08-19 2012-02-18 2012-08-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2015-08-19 2016-02-18 2016-08-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2019-08-19 2020-02-18 2020-08-19 $7700.00 Window Closed / Lapsed

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