Laminated plastic, its production and its use

Details Laminated plastic, its production and its use Laminated plastic, its production and its use

1981-03-06

1983-01-11

Herbert, Jr., Thomas J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Physical dimension specified

156320, 1563317, 428412, 428419, 428421, 428422, 4284231, 4284242, 4284246, 428921, B32B 2700, C09J 312

Patent

active

043682316

ABSTRACT:
Laminated plastic sheets composed of a first layer of a film of an aromatic hermoplastic polycarbonate or polyarylsulfone and a second layer of a film of a thermoplastic copolymer of tetrafluoroethylene and of a completely or partially fluorinated vinyl alkyl ether or vinylalkane and an interlayer of a polyurethane adhesive between the film layers to secure the film layers to one another. Also disclosed are methods for producing the laminated plastic sheet and articles formed therefrom. Such sheets and articles possess improved printability, thermo-formability, resistance to ignition and produce minimal smoke on burning.

REFERENCES:
patent: 3365517 (1968-01-01), Barth
patent: 3579370 (1971-05-01), Punderson et al.
patent: 3622440 (1971-11-01), Snedeken et al.
patent: 3960815 (1976-06-01), Darsow et al.
patent: 4121014 (1978-10-01), Shaffer
patent: 4228219 (1980-10-01), Hoy et al.
patent: 4301212 (1981-11-01), Cohnen et al.

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