Eastman-kodak Company

Thaddeus S Gula

Robert P Bourdelais

Peter T Aylward

Douglas N Haydock

Narasimharao Dontula

Suresh Sunderrajan

William A Mruk

Pang-Chia Lu

Sandra J Dagan

Alphonse D Camp

Yeh-Hung Lai

YuanQiao Rao

John F Sawyer

Terry A Heath

Gary D Smith

Debasis Majumdar

Mary Christine Brick

Thomas N Blanton

Dennis J Massa

Eric Eugene Arrington

Mamie Kam-Ng

Robert F Cournoyer

Jose L Garcia

Geoffrey Mruk

Valerie J Harris

Charles B Woodworth

Richard C McElroy

The invention relates to an imaging member comprising an imaging layer and a base wherein said base comprises a closed cell foam core sheet and adhered thereto an upper and lower flange sheet, wherein said foam core sheet has a modulus of between 100 and 2758 MPa and a tensile toughness between 0.344 and 35 MPa, and wherein said upper and lower flange sheet has a modulus of between and 1380 and 20000 MPa and a toughness between 1.4 and 210 MPa.

Imaging element having improved crack propagation during conversion

The present invention relates to an imaging element comprising an imaging layer and a support, wherein the support comprises a core layer having a surface roughness of at least 1.4 microns and a pit camouflaging flange layer between the support and the imaging layer. The present invention also relates to a method of forming an imaging support comprising extruding a polymer layer onto a core layer of surface roughness of at least 1.4 microns, and passing the extruded polymer layer on the core layer between two temperature controlled rollers, one of which comprises a pit camouflaging surface and a method of forming an imaging support comprising extruding a polymer layer, passing the extruded polymer layer between two temperature controlled rollers, one of which comprises a pit camouflaging surface, and laminating the polymer layer onto a core layer with a surface roughness of at least 1.4 microns.

Surface roughness frequency to control pits on foam core imaging supports

This invention relates to a photographic element comprising at least one silver halide containing imaging layer and a cushioning layer below said at least one imaging layer having a compression percentage of between 5 and 25%.

Photographic element with voided cushioning layer

The invention relates to an imaging member comprising an imaging layer and a base wherein said base comprises a closed cell foam core sheet and adhered thereto an upper and lower flange sheet, and wherein said imaging member has a stiffness of between 50 and 250 millinewtons.

Foam core imaging member

The invention relates to a photographic element comprising at least one biaxially oriented sheet wherein said biaxially oriented sheet when viewed from a surface of said element emits light in the visible spectrum when exposed to ultraviolet radiation.

Imaging member with biaxially oriented sheets containing optical brighteners

The invention relates to an imaging member comprising an imaging layer and a base wherein said base comprises a closed cell foam core sheet and adhered thereto an upper and lower flange sheet wherein said upper flange sheet comprises oriented polystyrene or polypropylene polymer wherein the modulus of said upper flange sheet is between 1000 and 3500 MPa and the roughness of the upper surface of said base is less than 0.4 &mgr;m Ra.

Foam core imaging member with glossy surface

The invention relates to an imaging member comprising an image layer and a support comprising at least one layer comprising an inorganic particle having an aspect ratio of at least 10 to 1, a lateral dimension of between 0.01 &mgr;m and 5 &mgr;m, and a vertical dimension between 0. 5 nm and 10 nm, and polymeric resin.

Imaging elements with nanocomposite containing supports

The invention relates to an imaging member comprising an imaging layer and a base wherein said base comprises a closed cell foam core sheet and adhered thereto an upper and lower flange sheet, and wherein said imaging member has a stiffness of between 50 and 250 millinewtons and at least one layer of said base comprises whitening agent and said element has L* of greater than 90.4.

Foam core imaging element with improved optical performance

The invention relates to a imaging element comprising a paper having a surface roughness average of between 0.13 and 0.44 micrometers.

Raw stock for photographic paper

The invention relates to a photographic element comprising at least one layer of photosensitive silver halide, a base material wherein said base material comprises at least one bottom sheet of biaxially oriented polymer sheet and deformable tie layer material, wherein said deformable tie layer material yield stress of between 6 and 10 MPa in compression which is less than 10% the yield stress of any of the other layers in the element.

Impact resistant photographic element

The invention relates to a photographic element consisting essentially of a transparent biaxially oriented polymer sheet, at least one emulsion adhering layer, and at least one light sensitive silver halide grain containing emulsion layer adhered to said emulsion adhering layer, wherein said polymer sheet is less than 76 micrometers.

Thin durable photographic element

This invention relates to a photographic element comprising a base paper, and biaxially oriented sheets on each side of said base paper wherein said biaxially oriented sheets and said base paper have the strongest direction of each web within 3 degrees of the machine direction or cross direction, and wherein each web has a machine direction to cross machine direction stiffness ratio of greater than 1.5 or less than 0.7.

Imaging element with improved twist warp

The invention relates to an element consisting essentially of a transparent polymer sheet, at least one emulsion adhering layer, and at least one light sensitive silver halide grain containing emulsion layer adhered to said emulsion adhering layer, wherein said polymer sheet is less than 40 &mgr;m in thickness.

Flexible silver halide packaging material

A method of curl control for lamination of a polymer sheet to each side of a core material comprising providing a bottom polymer sheet, bringing said bottom sheet into contact with a heat source, providing said core material, bringing said core material into contact with said bottom polymer sheet while simultaneously applying a binder between said bottom sheet and said core to form a laminate, providing a top polymer sheet, bringing said top sheet into contact with said laminate and while simultaneously applying a binder between said top sheet and said laminate to form a composite wherein each sheet to core modulus ratio is greater than 1 and wherein said composite has a desired curl.

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Rochester, NY, United States of America

Thaddeus S Gula