Fire retardant elastomeric EPDM roof sheeting and flashing compo

Details Fire retardant elastomeric EPDM roof sheeting and flashing compo Fire retardant elastomeric EPDM roof sheeting and flashing compo

1987-07-29

1989-03-07

Ives, P. C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428147, 428519, 428696, 428697, 428702, 428920, 525942, 156333, 156334, 156305, 523091, B32B 2708, B32B 2512

Patent

active

048105651

ABSTRACT:
A fire retardant composite roofing material comprising an upper layer of a fire retardant EPDM material and a lower layer of a non-fire retardant EPDM material, wherein this composite material is a cured sheet membrane, a vulcanizable flashing material, or non-vulcanizing flashing material.

REFERENCES:
patent: 2341360 (1944-02-01), Bulgin
patent: 3493460 (1970-02-01), Windecker
patent: 3549474 (1970-12-01), Lonning
patent: 3992842 (1976-11-01), Haage et al.
patent: 4000140 (1976-12-01), Tierney
patent: 4032491 (1977-06-01), Schoenke
patent: 4172179 (1979-10-01), Yost
patent: 4515744 (1985-05-01), Stamper et al.
patent: 4551392 (1985-11-01), Draexler

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