Printing technology for pure cotton or polyester-cotton jean

The invention discloses a printing technology for pure cotton or polyester-cotton jean, belonging to the technical field of textile printing and dyeing. The printing technology comprises the following steps: firstly, preparing a dye into water-based ink suitable for intaglio printing; pretreating fiber fabrics to be served as cloth to be printed; preparing a medium capable of undertaking the printing of figures; designing figure patterns; printing the designed figure patterns on the medium in a common printing mode to obtain a transfer printing medium; carrying out transfer printing of the figures on the transfer printing medium to the cloth by a transfer machine to finish the printing of the jean; and carrying out the processes of softening, shaping and the like with the traditional padding-shaping machine as required. The printing technology has the beneficial effects that the jean with the traditional jean style can be printed, no water is consumed for printing, no sewage is generated, and the printing technology belongs to the clean production technology.