Ultraviolet absorber in photographic elements
3-Aminoallylidenemalononitrile is useful for absorbing ultraviolet radiation near 400 nm, with no absorption near 420 nm, when directly dispersed in a photographic gelatin layer.
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | 3-Aminoallylidenemalononitrile is useful for absorbing ultraviolet radiation near 400 nm, with no absorption near 420 nm, when directly dispersed in a photographic gelatin layer. |
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