| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a fiber-mixed board made by a paper-making process without the occurrence of interlayer peeling and being satisfied with such physical properties as a length change rate, bending strength and the like and to provide a producing method of the same. <P>SOLUTION: The fiber-mixed board made by the paper-making process and containing cement, fly ash, pearlite, attapulgite, an acrylic fiber and pulp is characterized by that the pulp is beaten pulp where soft wood is beaten and the beaten pulp has a freeness of 50-250 mL, a fiber length of 0.5-5 mm, a breaking length of 5-15 km, a burst index of 3-10 kPa×m<SP>2</SP>/g and a tear index of 5-15 mN×m<SP>2</SP>/g. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
