EPDM laminate

Details EPDM laminate EPDM laminate

1985-05-06

1986-07-22

Herbert, Thomas J.

Stock material or miscellaneous articles

Sheets or webs edge spliced or joined

428141, 428147, 4284747, 428519, B32B 308, B32B 2708

Patent

active

046019359

ABSTRACT:
Cured rubbery carbon black reinforced EPDM roofing membranes are joined at their primed seams by a seaming tape comprising a carbon black reinforced compounded lightly cured blend of a butyl rubber and a polyisobutylene. The tape can exhibit a peel strength of at least about 2.5 pli at about 158.degree. F.

REFERENCES:
patent: 4113799 (1978-09-01), Van Ornum et al.
patent: 4461875 (1984-07-01), Crepeau
patent: 4551392 (1985-11-01), Draexler
A. Damusis, "Sealants", Reinhold Publishing Corp., N.Y., 1967, pp. 307-310.
F. C. Jagisch, Adhesive Age, Nov. 1978, pp. 47-50.
I. Skeist, Handbook of Adhesives by Reinhold Publishing Corp., N.Y. 8-1962, pp. 221-228.

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