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US 5,179,147 AGranted
Protective overcoat compositions and photographic elements containing same
AssigneeEastman Kodak Company
InventorRaymond T. Jones
Life of this patent
Estimating the term…
Abstract
Protective overcoat compositions and photographic elements containing same comprise: (a) a hydroxylated latex polymer; (b) a hydrolyzed metal lower alkoxide; and, (c) a fluoroalkyl polyether surface active agent. The overcoat is transparent and flexible and provides protection against scratches and abrasion.
Claims9
An aqueous coating composition useful in forming cross-linked protective layers on photographic elements, such coating composition comprising:
- (a) a hydroxylated polymer formed from a water-insoluble, hydroxyl-containing monomer;
- (b) a hydrolyzed metal lower alkoxide;
- and
- (c) a fluoroalkyl polyether surface active agent.
1 more element
Dependencies are inferred from the claim text.