论文部分内容阅读
将国产瓷土在线添加到碳酸钙研磨过程,通过适当的研磨工艺,获得具有固含量高、粘度及回粘度低、流变性好、粒径分布范围窄、白度及光泽度高等特点的高品质瓷土级浆状重质碳酸钙。该产品用于生产高档涂布纸的加工颜料涂料中,能很好地提高涂布纸纸面的平滑度、白度,改善纸的外观,提高涂布纸的亮度、不透明度和光泽度,具有良好的涂层遮盖性,提高成纸质量。
The domestic clay is added online into the calcium carbonate grinding process. Through proper grinding process, high quality porcelain clay with high solid content, low viscosity and viscoelasticity, good rheological property, narrow particle size distribution, high whiteness and glossiness, Pulp heavy calcium carbonate. The product is used in the manufacture of high-grade coated paper processing pigment coating, which can well improve the smoothness and whiteness of coated paper surface, improve the appearance of paper and improve the brightness, opacity and gloss of coated paper, Has a good coating hiding, improve paper quality.