Method of graphically coloring leather
OwnerThomas Kerleinventor
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Abstract
The invention relates to a process for imagewise dyeing of leather. In a first step (10), a mordant comprising acrylates or polyacrylates is applied to a leather (1). After a drying and curing time, a further step (12) comprises applying a water-soluble dye to the leather (1) by means of a transfer, the dye being initially applied to the transfer by a digital printing process and in the course of being transferred from the transfer to the leather (1) binding reactively with the latter and with the mordant penetrated thereinto.
Claims25
A process for imagewise dyeing of leather, the process comprising a first step (10) of applying to a leather (1) a mordant comprising acrylates or polyacrylates and, after a drying and curing time, a further step (12) of applying a water-soluble dye to the leather (1) by means of a transfer, the dye being initially applied to the transfer by a digital printing process and in the course of being transferred from the transfer to the leather (1) binding reactively with the latter and with the mordant penetrated thereinto.
Dependencies are inferred from the claim text.