Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – To produce composite – plural part or multilayered article
Patent
1988-08-29
1992-02-18
Bell, James J.
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
To produce composite, plural part or multilayered article
428 347, 428273, 428902, B27N 310
Patent
active
050892070
ABSTRACT:
A single ply reinforced thermoplastic composite which may be annealed in a predetermined shape. At least one layer of plastic material is impregnated on a layer of reinforcing material to form a single flexible ply. The ply is formed to the predetermined shape, such as a roll, and annealed in that shape such that the ply returns to the shape when released after being extended therefrom. One preferred thermoplastic material is polyphenylene sulfide. The sheet is well adatped for applications such as aircraft window shades. A method of manufacturing such a composite sheet is also disclosed.
REFERENCES:
patent: 3562199 (1971-02-01), Hill, Jr. et al.
patent: 4377546 (1983-03-01), Helminiak et al.
patent: 4386118 (1983-05-01), Young
patent: 4471247 (1984-09-01), Cotton
patent: 4814224 (1989-03-01), Geibel et al.
Brady Donnie G.
Hammond Melody A.
Bell James J.
Phillips Petroleum Company
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