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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Application filed by IG Farbenindustrie AGfiledCriticalIG Farbenindustrie AG
Publication of ES164246A1publicationCriticalpatent/ES164246A1/en
Procedimiento para teñir e imprimir con colorantes sulfurosos caracterizado porque como medios de reducción se emplean compuestos mercaptánicos.Procedure for dyeing and printing with sulfurous dyes characterized in that mercaptan compounds are used as reduction means.
ES0164246A1942-12-301943-12-28
PROCEDURE TO TAKE AND PRINT WITH SULFUR DYES
ExpiredES164246A1
(en)
PROCEDURE FOR THE OBTAINING OF PHOTOGRAPHIC IMAGES IN COLORS, TRANSPARENT AND NON-TRANSPARENT, BY MEANS OF DERIVATIVES OF W-CIANACETONE AS COMPONENTS OF COPULATION OF THE COLOR