Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified backing or protective layer containing
Patent
1994-03-31
1995-05-02
Neville, Thomas R.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified backing or protective layer containing
430523, 430539, 430528, 430631, 430935, 430634, 430636, 430950, G03C 185
Patent
active
054118441
ABSTRACT:
A coating composition for applying a layer to a photographic element and the resulting photographic element comprising gelatin, water and from 0.3 to 1 gm/100 gms of the composition of a surfactant mixture of 15 to 70 percent by weight of a dioctyl sulfosuccinate, sodium salt or di-fluoroalkylsulfosuccinate, sodium salt, from 35 to 75 percent by weight of a nonylphenoxy polyglycidyl alcohol, and from 3 to 14 percent by weight of perfluoro-octyl sulfonamido, N-hydrogen, N-propylene trimethylammonium iodide based on the total weight of the surfactant mixture; when a dioctyl sulfosuccinate, sodium salt is used, the minimum amount thereof is 0.15 gm/100 gm of coating composition.
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Disclosed Anonymously (R1278), Research Disclosure 10147, Sep. 1972.
Comparison Mixtures A and B set forth on p. 9 of the specification have been in commercial use for more than one year.
Eastman Kodak Company
Gerlach Robert A.
Neville Thomas R.
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