Heat-resistant composite sheet and container formed of the same

Details Heat-resistant composite sheet and container formed of the same Heat-resistant composite sheet and container formed of the same

1989-06-07

1990-07-24

Van Balen, William J.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428213, 4283135, 4283144, 4283193, B32B 326

Patent

active

049434594

ABSTRACT:
A heat-resistant composite sheet includes, as the main constituents, either a foamed polystyrene sheet and a polybutylene terephthalate resin film, or a foamed polystyrene sheet, a polystyrene resin film and a polybutylene terephthalate resin film, wherein the polybutylene terephthalate resin film layer is laminated to form one, and preferably both of the outer layers.

REFERENCES:
patent: 2908602 (1959-10-01), Collardeau et al.
patent: 3649437 (1972-03-01), Wolinski et al.

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