Use of ionomers for sealing insulating materials

Details Use of ionomers for sealing insulating materials Use of ionomers for sealing insulating materials

2002-03-06

2008-10-28

Salvatore, Lynda (Department: 1794)

Fabric (woven, knitted, or nonwoven textile or cloth, etc.)

Nonwoven fabric

Nonwoven fabric with a preformed polymeric film or sheet

C428S423700, C428S904400, C052S782100

Reexamination Certificate

active

07442659

ABSTRACT:
In a method for sealing an insulating material for construction applications, the insulating material is sealed with a material sheet including an ionomer so as to provide a vapor barrier for the insulating material.

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German Standard DIN 52615, “Testing of Thermal Insulation; Determination of Water Vapour Permeability of Building and Insulating Materials”, Nov. 1987, Beuth Verlag GmbH, Berlin, pp. 1-5 (discussed in specification).
Römpp's Chemical Dictionary, “Ionomere”, p. 2041, published by Georg Thieme Verlag Stuttgart, New York, 9thEdition, 1990 (discussed in specification).
DuPont, Company Brochure on “Surlyn”, dated Jan. 2001 (discussed in specification).
JP-A-4059247, Feb. 26, 1992, Derwent Abstract.
DIN 38 406 (German Industry Standard 38 406), “German Standard Methods for the Examination of Water, Waste Water and Sludge”, Deutsches Institut für Normung e.V., Berlin, Jul. 1992, pp. 1-8 (discussed in specification).

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