Schiff base quinone complexes and optical recording materials comprising the same
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United States of America Patent
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Jul 20, 1999
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N/A
app pub date -
Jan 30, 1997
filing date -
Feb 23, 1996
priority date (Note) -
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Abstract
Novel Schiff base quinone complexes are provided. They are useful as anti-fading agents and filter dyes. The anti-fading agents are applicable to heat developable photosensitive materials, silver halide photosensitive materials, and optical recording materials.
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