Photographic printing paper support
AssigneeFuji Photo Film Co., Ltd.
InventorsShigehisa Tamagawa, Shinichiro Serizawa, Jun Naitoh
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Abstract
A photographic printing paper support which comprises a raw paper coated with a film-forming resin on both sides; said raw paper being a paper made from paper stock comprising (i) cationic starch, (ii) polyamidepolyamine epichlorohydrin and (iii) an epoxidized higher fatty acid amide and/or an alkylketene dimer, and optionally (iv) a metal salt of carboxymethyl cellulose and/or an acrylamide/diallylamine salt copolymer, and being adjusted to pH 6.5-8.5 and controlled so as to have a zeta potential in the range of -10 mV to +5 mV.
Claims12
A photographic printing paper support which comprises a raw paper coated with a film-forming resin on both sides;
- said raw paper being a paper made from paper stock which comprises (i) cationic starch, (ii) polyamidepolyamine epichlorohydrin and (iii) an epoxidized behenic acid amide and an alkylketene dimer, and is adjusted to pH 6.5-8.5 and controlled so as to have a zeta potential in the range of -10 mV to +5 mV.
Dependencies are inferred from the claim text.