Coated base paper for photographic printing paper
AssigneeFuji Photo Film Co., Ltd.
InventorsRene Nicolaas Govers, Ieke Gerke De Vries
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Abstract
The invention is directed to a paper support for photographic printing paper having a topside and a backside, at least said topside being provided with a pigmented coating based on clay and/or other pigment, said coating having a clay content of less than 3.3 g/m2, which topside of the pigmented coating has an average surface roughness RA of 1.0 μm or less, and is provided with at least one pigmented polymer resin layer.
Claims29
Paper support for photographic printing paper having a topside and a backside, at least said topside being provided with a pigmented coating based on clay and/or other pigment, said coating having a clay content of less than 3.3 g/m2, which topside of the pigmented coating has an average surface roughness RA of 1.0 μm or less, and is provided with at least one pigmented polymer resin layer.
Process for producing a paper support for photographic printing paper, comprising providing a base paper web having a topside and a backside, applying a pigmented surface and/or speed-sizing coating, containing clay and/or other pigments, said coating having a clay content of less than 3.3 g/m2 to at least the topside of said web, to obtain an average surface roughness RA of 1.0 μm or less and applying at least one pigmented polymer resin layer on the topside of said base paper.
Dependencies are inferred from the claim text.