Process for improving the light-fastness of leather dyeings

Details Process for improving the light-fastness of leather dyeings Process for improving the light-fastness of leather dyeings

D - Textiles, Paper

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D06P 3/32 (2006.01) D06P 1/642 (2006.01) D06P 1/673 (2006.01) D06P 5/02 (2006.01) D06P 5/10 (2006.01)

Patent

CA 1281508

Process for improving the light-fastness of leather dyeings Abstract For improving the light-fastness of leather dyed with anionic dyes, the leather is treated, before, during or after dyeing, with a compound of nickel, cobalt or copper.

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