Static structures (e.g. – buildings) – Processes – Adhering preformed sheet-form member
Patent
1994-01-27
1996-03-12
Friedman, Carl D.
Static structures (e.g., buildings)
Processes
Adhering preformed sheet-form member
52408, 52410, 52411, E04B 166
Patent
active
054975964
ABSTRACT:
A method for reducing penetration of a liquid through flexible nonwoven, preferably film-fibril, sheets that have been pierced by one or more fastening elements. The method comprises discontinuously coating a hydrophobic foam in strips onto one side of a nonwoven film-fibril sheet to form a composite structure. The composite structure, preferably the foam side, is positioned against the outside surface of the framing structure of a building such that the foam strips align with the studs of the building. The facing material is then secured by one or more fastening elements through the composite structure. The nonwoven sheets with foam strips provide resistance to air infiltration and liquid penetration between the interior of the building and the surrounding environment.
REFERENCES:
patent: 5091235 (1992-02-01), Vergnano
patent: 5134831 (1992-08-01), Avellanet
patent: 5365709 (1994-11-01), Lassiter
E. I. Du Pont de Nemours and Company
Friedman Carl D.
Kent Christopher Todd
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