New Oji Paper Co, Ltd.

Masataka Itoh

Takaharu Miura

Chieko Tanaka

A support sheet for a photographic printing sheet having enhanced anti-fogging and anti-yellowing properties comprises a pulp paper substrate sheet, a front coating layer formed on a front surface of the substrate sheet and comprising a cured resinous material produced from electron beam-curable unsaturated organic compound by an electron beam irradiation thereto and mixed with a white pigment, and a back coating layer formed on a back surface of the substrate sheet and comprising a film-forming synthetic resinous material, in which a magnesium compound is contained, as an anti-fogging agent, in the substrate sheet and/or the front coating layer.

Support sheet for photographic printing sheet

A support sheet for a photographic printing sheet having enhanced anti-fogging and anti-yellowing properties comprises a pulp paper substrate sheet, a front coating layer formed on a front surface of the substrate sheet and comprising a cured resinous material produced from electron beam-curable unsaturated organic compound by an electron beam irradiation thereto and mixed with a white pigment, and a back coating layer formed on a back surface of the substrate sheet and comprising a film-forming synthetic resinous material, in which magnesium hydroxide is contained, as an anti-fogging agent, in the substrate sheet.

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Yokohama, Japan

Masataka Itoh