As early as the 1930s, people have developed a heat-sensitive recording technology. When the thermal paper used to be called a stencil type sensitive paper, which is coated with two layers on a support, thermal paper suppliers, the bottom is black layer, the surface is opaque paraffin layer with a thermal pen people as a heat source, quality thermal paper, when the paper is heated, the opaque wax layer becomes translucent thermal paper wholesale, black quilt revealed, so that you can record images and text. Later, thermal paper, thermal recording system is divided into two categories: one is the use of heat to a colored dye couplers to achieve record physical effect of physical-type thermal recording paper; the other is the use of a chemical reaction under the influence of heat to achieve the purpose of chemical type hair color thermosensitive recording paper. Thermal paper filler not only need to have the general coated paper pigment proper performance, the need to have special properties. As a general pigment coated paper, it should have the following features: having a good whiteness and hiding certain (opacity); having a suitable particle size distribution; easily dispersible in water; has good chemical stability; The other components of the paint has good compatibility shed; low consumption of adhesive required; wear small; cheap. Quality thermal paper | thermal paper | Paper provided by Xinxiang Kaifeng Kaifeng Paper Limited. Kaifeng, Xinxiang City Paper Co., Ltd. (www.xxkfzy.cn) strong, credible, in Xinxiang of paper and paper processing industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Kaifeng paper into the brilliant and you work for a better future!