| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a marking method where a mark hard to disappear or fade even at high temperature can be imparted to a ceramics product, and marking can be easily performed in a short time even in the case of a complicated mark or many kinds of marks, and to provide ink suitable for the method. <P>SOLUTION: The marking method comprises: an ink preparation stage where ink comprising inorganic pigment coloring by firing at 1,000 to 1,700°C by 15 to 34 wt.% to the whole composition content, and in which a dispersant of 0.1 to 1.6 wt.% is added as an organic component to the inorganic pigment is prepared; an image forming stage where a mark including at least one selected from a character, a figure, a symbol, a pattern and an identification code is formed as a digital image; an ink jet printing stage where ink is discharged based on the digital image, so as to ink jet-print the mark on the ceramics body; and a firing stage where the ceramics body with the mark ink jet-printed is fired at 1,000 to 1,700°C. <P>COPYRIGHT: (C)2007,JPO&INPIT |
