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US 5,198,330 AGranted
Photographic element with optical brighteners having reduced migration
AssigneeEastman Kodak Company
InventorsPeter A. Martic, Todd R. Skochdopole
Life of this patent
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Abstract
An improved photographic support, especially useful for color prints, is comprised of a paper base material having thereon a polyolefin coating containing a white pigment and an optical brightener, such as a mixture comprising inclusion compounds of certain fluorescent bis(benzoxazolyl)-stilbenes.
Claims16
A photographic element comprising a paper support, and on at least one side thereof a polyolefin coating containing an inclusion compound of an optical brightener and an .alpha., .beta., or .gamma. cyclodextrin.
Dependencies are inferred from the claim text.