钛白粉及其在涂布与湿部的应用  

The application of titanium pigment in coating and wet end

作　　者：伦俊文 

机构地区：[1]江西晨鸣纸业有限责任公司,江西南昌330013

出　　处：《中华纸业》2006年第1期58-59,共2页China Pulp & Paper Industry

摘　　要：作为特殊颜料的钛白粉,能够提高成纸的不透明度、遮盖度和白度等特定性能;分别用于高档纸生产的纸机湿部和涂布中;用于涂布时,关键是预分散要充分,制成的涂料应控制其pH值离开钛白粉的等电位点;用于原纸湿部时,应根据所选钛白粉的特性,选择特定的助留体系。As a special pigment, titanium pigment can improve the opacity, coverage and whiteness etc. and can be applied in the wet end of paper machine and coating in making high grade paper. When used for coating, the predispersing should be sufficient and the pH value of coatings should be kept away from the isopotential point of the titanium pigment; when used in the wet end of the base paper, specific retention system should be chosen in accordance with the characteristics of titanium pigment selected.

关 键 词：折射 不透明度 分散 添加 留着 

分 类 号：TS727[轻工技术与工程—制浆造纸工程]