Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1988-10-26
1989-09-26
McCamish, Marion C.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428253, 4284233, 4284235, 4284755, 428919, B32B 700
Patent
active
048699527
ABSTRACT:
The waterproof shelter fabric of the invention is a 3-layer fabric, incorporating a first layer of lightweight fabric material, a second layer of polyurethane film and a third layer of Nylon tricot fabric material. Both the first and second layers, and the second and third layers, are laminated together, and the outside surface of the first layer is treated with an available water repellant to an extent consistent with the degree of waterproof protection desired.
REFERENCES:
patent: 4539255 (1985-09-01), Sato et al.
patent: 4656080 (1987-04-01), Takahashi et al.
Brodsky Charles I.
McCamish Marion C.
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