Title:
気体取込通気シートと防水下層構造体を用いた防水工法
Document Type and Number:
Japanese Patent JP6817617
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a waterproofing method that offers excellent cushioning and waterproofing properties and an effective countermeasure against damage caused by aqueous vapor and others emitted from substrate concrete, a member used with the waterproofing method, and a total waterproof layer realized by the waterproofing method.SOLUTION: In a waterproofing method, a waterproof underlayer structure 41 is laid after covering a top part of a joint 12 of substrate concrete 11 with a cover tape 21, the waterproof underlayer structure having a waterproof underlayer 42 of a layer thickness between 0.1 mm and 5 mm formed beforehand on an air-permeable base material layer 44, and a top layer waterproof coating material is applied thereon. The waterproofing method further includes steps for forming a gap in a part of the cover tape 21, laying an air-intake permeable sheet on the portion with the gap, and then laying the waterproof underlayer structure 41. Also provided is a repair method using the waterproofing method, an air intake permeable sheet 31 used with the waterproofing method, and a coated total waterproof layer 52 realized by the waterproofing method.SELECTED DRAWING: Figure 3
Inventors:
Hideo Noguchi
Application Number:
JP2016181164A
Publication Date:
January 20, 2021
Filing Date:
September 16, 2016
Export Citation:
Assignee:
Shu Company Co., Ltd.
International Classes:
E04D11/00; E04D7/00
Domestic Patent References:
| JP2011057807A | ||||
| JP4319157A | ||||
| JP2001040828A |
Attorney, Agent or Firm:
Patent Business Corporation Takahashi International Patent Office