JP2005120780A5 - - Google Patents

Claims (9)

Upper protective layer, the water stopping material layer in the middle, a plurality of arranging the support layer of the lower side in Joint Gap water stop member formed by integrally bonded stacked in this order, a pre Kitome waterstops layer Joint Gap width direction Joint Gap water stop material, wherein the benzalkonium be composed of an elastomeric sheet. 2. The waterstop material for play according to claim 1, wherein an end pillar material is disposed at both ends of the support material layer in the play width direction, and a middle pillar material is disposed between the end pillar materials. The water blocking material for play according to claim 2, wherein an outer end portion of the water blocking material layer covers an outer surface of the end pillar material. 4. The idle water-stopping material according to claim 2 or 3, wherein the end pillar material and the middle pillar material are each composed of a member that hardly causes volume change. 5. The waterstop material for play according to claim 1, wherein the opposing ends of the elastomer sheet are adhered in a watertight state. 6. The water stoppage for gaps according to claim 2, wherein the opposing ends of the elastomer sheet are bonded in a watertight state, and the bonded portion between the elastomer sheets is bonded to a middle column member. Wood. The said intermediate pillar material is comprised with the closed-cell foam or the highly elastic open-cell foam, The water stop material for play in any one of Claim 2 thru | or 6 characterized by the above-mentioned. The loose space according to any one of claims 2 to 7, wherein an expansion / contraction part made of open-cell foam is formed between the end pillar material and the middle pillar material in the support material layer. Water stop material. The waterstop material for play according to any one of claims 1 to 8, wherein the waterstop material layer is made of an elastomer sheet formed in a continuous wave shape in advance.