Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1991-06-24
1992-05-05
Cannon, James C.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428285, 428287, 428290, 428489, B32B 1102, B32B 2720
Patent
active
051106744
ABSTRACT:
This invention relates to a stabilized, flame retardant roofing mat or sheeting impregnated with a composition comprising, a copolymeric styrene modified asphalt and a critical amount of between 35 and about 50 wt. % of colemanite. The invention also relates to the novel flame retardant composition which can be employed for treating roofing reinforcement and building siding material.
REFERENCES:
patent: 4659381 (1987-04-01), Walters
patent: 5055135 (1991-10-01), Grube et al.
Frankoski Stanley P.
Grube Louis L.
Cannon James C.
GAF Building Materials Corporation
Maue Marilyn J.
Ward Joshua J.
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