Aqueously-swelling water stopper and a process of stopping water

Details Aqueously-swelling water stopper and a process of stopping water Aqueously-swelling water stopper and a process of stopping water

1982-04-19

1984-04-17

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277207A, E02D 2916

Patent

active

044430191

ABSTRACT:
The disclosed water stopper and water stopping process use an aqueously-swelling water-stopping composition consisting of 10 to 40 weight % of rubber whose main ingredient is reclaimed rubber, 10 to 20 weight % of silicic compound, 10 to 60 weight % of bentonite, and 10 to 40 weight % of plasticizer. The aforesaid water-stopping composition may be extruded into an elongated water stopper with or without a core therein, which water stopper can be inserted into a joint gap or other gap of structural members to stop water at the gap.

REFERENCES:
patent: 1206306 (1916-11-01), Crane
patent: 2849070 (1958-08-01), Maly
patent: 4174993 (1979-11-01), Fujii
patent: 4366284 (1982-12-01), Ishido et al.

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