Title:
WATER SWELLING SHEET AND WATER IMPERVIOUS LINER WORK METHOD USING THE SAME
Document Type and Number:
Japanese Patent JP2003225631
Kind Code:
A
Abstract:
To provide a water swelling sheet having no problem in a method of laying only a swelling material or a work method for laying the swelling material and after that, laying a curing sheet or a water impervious sheet thereon and a water impervious liner work method having excellent workability and giving excellent water impervious property through a long period by using the water swelling sheet to form a water impervious structure having self- repairing function.
The water swelling sheet 1 has the water impervious sheet 2 and a swelling layer 3 adhered on one surface of the water impervious sheet 2 and containing a water absorption swelling fiber swelling by water absorption.
Inventors:
KASHIWAGI TETSUYA
Application Number:
JP2002113199A
Publication Date:
August 12, 2003
Filing Date:
April 16, 2002
Export Citation:
Assignee:
BRIDGESTONE CORP
International Classes:
B32B5/02; B09B1/00; (IPC1-7): B09B1/00; B32B5/02
Attorney, Agent or Firm:
Honda Ichiro
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