1. Principle of color change: There are two cases of black color change: A. We put a pair of colors under a certain light source to be opposite colors, but the colors presented under other light sources are different. We call this phenomenon "color change of light source. B. Under the same light source Next, when comparing two color samples, one observer thinks it is reddish while the other observer thinks it is greenish. This phenomenon is called "observer color change" When a color is in the color matching process, the selected dye and the dye used in the standard sample may have a color change, so the chance of encountering the color change during color matching is high.…
Nylon ribbon used belongs to low temperature dyeing nylon yarn 80 typically at a temperature of -100 degrees. Taiwan nylon yarns are evenly colored. Generally, one or two walks can complete the coloring task. The polyester ribbon belongs to Tedlon, which belongs to high temperature and high pressure dyeing. Generally, the dyeing task is completed above 100 degrees. It takes 3-5 times to dye nylon yarns from mainland China to complete the dyeing task, and the dyeing effect and quality are not as good as Taiwan nylon yarns. Therefore, Taiwanese yarns can reduce costs and improve efficiency compared to mainland nylon yarns. Has great advantages. Nylon yarn is divided into front dyeing and post dyeing. Generally, the factory adopts more…
