| 摘要 |
<p>PURPOSE:To improve the bonding of pulp fibers so as to impart excellence in the heat resistance and chemical resistance to a cement matrix. CONSTITUTION:The production method comprises wet-fibrillating pulp fibers, adding silica powder to the fibrillated pulp for refining, drying the fibrillated pulp fibers, grinding the fibers into a prescribed size, adding the ground pulp to a cement composition comprising a cement and silica and subsequently molding the mixture on a molding belt by a drying method.</p> |
