| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a curing sheet for concrete, which is easily laid on a concrete placing surface when curing the concrete placed on a ceiling or a wall surface, and a method of curing concrete utilizing such a curing sheet for concrete. <P>SOLUTION: The curing sheet for concrete includes an adhesive impregnation layer 4 impregnated with an adhesive together with an air bubble layer 3 comprising air bubble sheets 2a and 2b where many independent air bubbles 20a and 20b are formed in a prescribed array by laminating back films 23a and 23b for enclosing air inside many projections 21a and 21b swollen in a hollow shape on cap films 22a and 22b where the projections 21a and 21b are formed. The curing sheet for concrete is stuck to the concrete placing surface by the adhesive impregnated in the adhesive impregnation layer 4. <P>COPYRIGHT: (C)2012,JPO&INPIT |
