Adhered roof structure

Details Adhered roof structure Adhered roof structure

2006-08-11

2009-11-24

Chang, Victor S (Department: 1794)

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Adhesive outermost layer

C428S304400, C428S354000, C052S309400, C052S309500, C052S408000

Reexamination Certificate

active

07622187

ABSTRACT:
A membrane roof includes a supporting substrate covered with a roofing membrane. The roofing membrane is adhered to the substrate utilizing an adhesive such as a foam polyurethane adhesive. The adhesive has an elongation of at least 100% and a modulus no greater than 100 psi.

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patent: 6938386 (2005-09-01), Ritland et al.
International Search Report and Written Opinion of the International Searching Authority, mailed Nov. 15, 2007.

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