| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an exhaust sheet having excellent drainage, exhaustion, and handleability. <P>SOLUTION: An exhaust sheet A which is attached to the surface of a concrete form for absorbing water content and air from a contacting object B (concrete) and exhausting them to the outside comprises: a permeable layer 1 with a front side facing the object B; and a drainage layer 3 disposed on the rear side of the permeable layer 1. A ventilation layer 2 is disposed between the permeable layer 1 and the drainage layer 3 through a spacer part 21. <P>COPYRIGHT: (C)2013,JPO&INPIT |
