Tough imaging member with voided polyester sheet
AssigneeEastman Kodak Company
InventorsPeter T. Aylward, Robert P. Bourdelais
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Abstract
The invention relates to an imaging element comprising a base paper having adhered to its upper surface an integrally formed biaxially oriented polymer sheet comprising at least three layers, wherein said integrally formed biaxially oriented polymer sheet comprises at least one layer of voided polyester polymer and above said voided polyester layer an upper solid polymer layer and below said voided polyester layer a lower solid polymer layer, and at least one backside oriented polymer sheet below said base paper, and wherein said upper polymer layer comprises a white pigment.
Claims49
An imaging element comprising a base paper having adhered to its upper surface an integrally formed biaxially oriented polymer sheet comprising at least three layers, wherein said integrally formed biaxially oriented polymer sheet comprises at least one layer of voided polyester polymer and above said voided polyester layer at least one upper solid polymer layer and below said voided polyester layer at least one lower solid polymer layer, and at least one backside oriented polymer sheet below said base paper, and wherein at least one uppper polymer layer comprises a white pigment wherein at least one upper solid polymer layer comprises polyethylene.
An imaging element comprising a base paper having adhered to its upper surface an integrally formed biaxially oriented polymer sheet comprising at least three layers, wherein said integrally formed biaxially oriented polymer sheet comprises at least one layer of voided polyester polymer and above said voided polyester layer at least one upper solid polymer layer and below said voided polyester layer at least one lower solid polymer layer, and at least one backside oriented polymer sheet below said base paper, and wherein at least one upper polymer layer comprises a white pigment and wherein at least one layer of said integrally formed biaxially oriented sheet comprises fluoropolymers.
An imaging element comprising a base paper having adhered to its upper surface an integrally formed biaxially oriented polymer sheet comprising at least three layers, wherein said integrally formed biaxially oriented polymer sheet comprises at least one layer of voided polyester polymer and above said voided polyester layer at least one upper solid polymer layer and below said voided polyester layer at least one lower solid polymer layer, and at least one backside oriented polymer sheet below said base paper, and wherein at least one upper polymer layer comprises a white pigment wherein said integrally formed biaxially oriented sheet further comprises hindered amine light stabilizers.
Dependencies are inferred from the claim text.