ARTIFICIAL leather products like shoes, bag, pouch has been manufactured by SP ink.
SP and DT's disadvantage is to have coating process after printing and UV coating or urethane coating after top coating treatment which will cost you more should be mandatory since when you use it long time, color will transfer to the other material.
But you can achieve the perfection by only taking pretreatment when you use UV, even if after treatment needs, top coating won't be necessary to save you cost.
Furthermore, white ink and color brightness and durability are much better than solvent making trend from solvent to UV.