Title:
SEALING MAT COMPRISING A SUPERABSORBENT LAYER, METHOD FOR THE PRODUCTION THEREOF, USE THEREOF, SUPERABSORBER, AND HOT MELT ADHESIVE
Document Type and Number:
WIPO Patent Application WO2004016425
Kind Code:
A3
Abstract:
Disclosed is a sealing mat (10) which swells under the influence of a liquid and in which a material (3) that is made of a superabsorber is disposed between two fleece layers (1, 2), said material (3) fixing the fleece layers ( (1, 2) to each other. The highly swelling and light sealing mat can be used for sealing purposes in structural and civil engineering, particularly for building tunnels.
Inventors:
VOGT PAUL (CH)
ROEHLEN RALF (DE)
TENNIE MARTIN (DE)
ROEHLEN RALF (DE)
TENNIE MARTIN (DE)
Application Number:
PCT/CH2003/000552
Publication Date:
April 29, 2004
Filing Date:
August 15, 2003
Export Citation:
Assignee:
VOGT PAUL (CH)
ROEHLEN RALF (DE)
TENNIE MARTIN (DE)
ROEHLEN RALF (DE)
TENNIE MARTIN (DE)
International Classes:
B32B27/12; C09K3/10; E02D31/00; E21D11/38; E04B1/66; (IPC1-7): B32B27/12; C09K3/10; E02D31/00; E21D11/38
Foreign References:
| EP0439277A1 | 1991-07-31 | |||
| FR2776955A1 | 1999-10-08 | |||
| DE19521350A1 | 1996-12-19 | |||
| DE4434171A1 | 1996-03-28 | |||
| US5041330A | 1991-08-20 |
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