申请公布号:CN 105832229 A发明人:亚历克斯赵强杨晓静沈云申请人:山东太阳生活用纸有限公司如图1、图2所示,纸巾包括两外基纸层及其间的涂布层。外基纸层包括位于外部的外表层及位于内部的内表层,外表层采用短纤维制成,内表层采用长纤维制成,外表层的密度大于内表层的密度。涂布层包括不连续结构,不连续结构形成有间隙。纸巾的吸水效果取决于纸巾在液体(例如为水)中浸润时产生的毛细效应,毛细效应可以由下式表 Application Publication Number: CN 105832229 A Inventor: Alex Zhao Qiang Yang Xiaojing Shen Yun Applicant: Shandong Sun Life Paper Co., Ltd. As shown in FIG. 1 and FIG. 2, the paper towel comprises two outer base paper layers and a coating layer . The outer base paper comprises an outer outer layer and an inner inner layer, the outer layer is made of short fibers, the inner layer is made of long fibers, and the outer layer has a density greater than that of the inner layer. The coating layer includes a discontinuous structure, and the discontinuous structure forms a gap. The water absorption of a tissue depends on the capillary effect that occurs when the tissue is infiltrated in a liquid, such as water. The capillary effect can be expressed by the following equation