... appearance of active thickener JL-TB-A could solve above problems, and the color brightness could be raised by about 15 ... salt, carbamide and dye, then adding them into printing plasm, starting beating machine, at last, adding certain amount of saleratus, ... salt, carbamide and dye, then adding them into printing plasm, starting beating machine, at last, adding certain amount of saleratus, proceeding ...