Digital discharge printing method
A printing method and technology of digital printing machine, applied in printing, dyeing method, printing machine and other directions, can solve the problems of cumbersome operation, difficult process, high manufacturing cost, and achieve simplified process flow, simplified positioning operation, and high vividness. Effect
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[0040] A digital dial printing method includes the following steps:
[0041] Step (1): deploy digital whitening paste
[0042] The digital whitening paste includes the following raw materials: nano zinc oxide, sodium hypochlorite, powdered sodium polyacrylate and deionized water, and the weight ratio of the nano zinc oxide to sodium hypochlorite is 1:3 to 1:58. The weight ratio of sodium polyacrylate to nano zinc oxide is 1:1~1:0.5, and the amount of deionized water is 10-30% of the total solid weight;
[0043] Step (2): Fabric selection
[0044] Select the colored cloth dyed with reactive dyes that matches the whitening paste of step (1);
[0045] Step (3): Pre-press registration
[0046] The device used for pre-press registration is the automatic positioning device of the digital printing machine (such as Figure 1-11 (Shown), the automatic positioning device includes a screen printing platform 30, a screen printing screen 40 and a digital printing machine 33, including an "L" plate 3...
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