遮水シートの接合方法 - Taisei Corporation

Title:

遮水シートの接合方法

Document Type and Number:

Japanese Patent JP6914628

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To improve accuracy of a test before construction in order to show excellently water impermeable function so that a joined water impermeable sheet is not peeled off.SOLUTION: At least a peel strength test is executed to a test piece of a water impermeable sheet including a junction by thermal fusion. In the peel strength test, a peel strength in the state where the junction is not peeled off but a base material of the water impermeable sheet is broken, or a value obtained by subjecting the peel strength to a statistical processing is used as a reference value, and a test piece satisfying the reference value is determined as an excellent test piece.SELECTED DRAWING: Figure 1

Inventors:

Masaaki Ebihara
Hiroshi Komatsu
Hiroshi Bisaitsu

Application Number:

JP2016173999A

Publication Date:

August 04, 2021

Filing Date:

September 06, 2016

Export Citation:

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