Photographic printing paper support
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United States of America Patent
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Dec 12, 1995
Grant Date -
N/A
app pub date -
Jul 27, 1994
filing date -
Jul 28, 1993
priority date (Note) -
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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.
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