GB190613057A - Improvements in the Manufacture and Production of Compounds of the Anthracene Series and of Colouring Matter therefrom.
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Improvements in the Manufacture and Production of Compounds of the Anthracene Series and of Colouring Matter therefrom.
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James Yate Johnson
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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Abstract
13,057. Johnson, J. Y., [Badische Anilin & Soda Fabrik]. June 5. Dinitro-1 : 2<1>-dianthraquinonylamine is produced by treating 1 : 2<1>-dianthraquinonylamine, described in Specification No. 19,199, A.D. 1905, with nitric acid in presence of nitrobenzene. Dyes, artificial.- A dye, dyeing cotton blue shades, is obtained when the dinitrodianthraquinonylamine described above is fused with alkali sulphide. Preferably, a little caustic alkali is added to the sulphide.
GB190613057D1906-06-051906-06-05Improvements in the Manufacture and Production of Compounds of the Anthracene Series and of Colouring Matter therefrom.
ExpiredGB190613057A
(en)
Improvements in the Manufacture and Production of Colouring Matter of the Anthracene Series, and the Treatment and Employment thereof for Dyeing and Printing.