Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1978-08-29
1980-04-29
Bell, James J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
2 25, 428252, 428257, 428260, 428310, 428911, F41H 102
Patent
active
042006775
ABSTRACT:
A bullet-proof composite material, mouldable into flat and curved plates or into hollow bodies of complex shape, comprises a plurality of identical and/or different cloths of polyamide fibers, at least some of which are of plain weave fabric type and others of twill type, each of which impregnated with unsaturated polyester resins. Said cloth are superimposed individually and/or in groups or units and associated with one another in the desired shape with high pressure.
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patent: 3486966 (1969-12-01), Allen et al.
patent: 3516898 (1970-06-01), Cook
patent: 3577306 (1971-05-01), Baker et al.
patent: 3801416 (1974-04-01), Gulbirez
patent: 3924038 (1975-12-01), McOrdle
patent: 3974124 (1976-08-01), Pelham
patent: 4027072 (1977-05-01), Molari
patent: 4057359 (1977-11-01), Grooman
patent: 4090005 (1978-05-01), Morgan
Bottini Emilio
Mazzer Giacomo
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