Common printing faults of the hottest gravure inks
2022-10-19- Detail
Complete solution to common printing faults of gravure ink
15 Pigment precipitation:
phenomenon: the color becomes lighter, or changes color, resulting in pasted version
reason:
(1) the pigment has poor affinity with the medium and coagulates together after dispersion
(2) insufficient dispersion Suining has initially formed a lithium battery industry cluster from lithium battery basic materials to terminal utilization products
(3) the viscosity is too low and the mixing is insufficient
treatment method:
(1) when making ink, add anti sedimentation agent
(2) fully disperse and roll
(3) choose pigments and media with good affinity
(4) fully stir when using
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