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Home › Preparation of a high-hiding and deeply colored pigmentary form of perylene-3,4,9,10-tetracarboxylic acid bis-(4'-ethoxyphenyl)-imide

Preparation of a high-hiding and deeply colored pigmentary form of perylene-3,4,9,10-tetracarboxylic acid bis-(4'-ethoxyphenyl)-imide

US Patent 4240793 · Granted Dec 23, 1980

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