Thermal paper is a special type of paper that is coated with chemicals on the outside and this chemical helps the paper to change color when it is exposed to heat. We can print on thermal paper without the use of ink or ribbon. That’s why the thermal paper has more and more widespread use in our daily life. When we shop in a large supermarket, we will get a small ticket after payment which records the item we bought, [...]
What is thermal paper? Some common small pieces of paper in our lives, such as shopping receipts, lottery tickets, queuing numbers, and electrocardiogram drawings, are called thermal paper. These papers are a kind of special coated and processed paper, and its appearance is similar to ordinary white paper. The manufacturing principle is to coat a layer of colorless “thermal-sensitive paint” on high-quality base paper to form a color-changing layer. When heated, the colorless dye reacts with the developer to [...]
