Film-forming composition containing tannic acid derivatives
AssigneeNational Institute for Materials Science
InventorsMasanobu NAITO, Debabrata PAYRA
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Abstract
The invention provides a film-forming composition containing a tannic acid derivative in which hydrogen atoms in at least some of hydroxyl groups of tannic acid are substituted by a chain hydrocarbon group having 3 to 18 carbon atoms. The film-forming composition of the invention can provide a good enough film on a variety of substrate materials, having improved effects on rust prevention or the like.
Claims8
A film-forming composition, which contains a tannic acid derivative in which hydrogen atoms in at least some of hydroxyl groups of tannic acid are substituted by a chain hydrocarbon group having 3 to 18 carbon atoms.
Dependencies are inferred from the claim text.