Method of developing imaged diazo material with propanol containing developer composition
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United States of America Patent
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Nov 22, 1988
Grant Date -
N/A
app pub date -
Dec 27, 1983
filing date -
Dec 27, 1983
priority date (Note) -
Expired
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Abstract
The invention provides a method for developing negative working photographic elements using an aqueous developer comprising (a) a solvent composition consisting essentially of (i) n-propanol or isopropanol; and (ii) a glycol ether or acetate (b) a salt which is preferably magnesium sulfate; and (c) an ethoxylated alkyl phenol type non-ionic surfactant.
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