Polyimide composite

Details Polyimide composite Polyimide composite

1983-11-17

1984-08-28

Van Balen, William J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

4283191, 4284735, B32B 326, B32B 2708

Patent

active

044684312

ABSTRACT:
A composite for use in vibration damping and thermal insulation in aerospace applications formed from a core of a foamed polyimide, with a backing layer bonded to one face of the core. This backing layer to include a thin meal foil bonded to the core with a visco-elastic adhesive. Composite provides superior damping and lower weight and significantly improved fire safety compared with existing products.

REFERENCES:
patent: 2999041 (1961-09-01), Lappala
patent: 3496058 (1970-02-01), Schroter et al.
patent: 3535198 (1970-10-01), Bloom
patent: 3542703 (1970-11-01), De Brunner
patent: 3713961 (1973-01-01), Copeland et al.
patent: 4022649 (1977-05-01), Nakagome et al.
patent: 4264669 (1981-04-01), Yuan
patent: 4316934 (1982-02-01), Maier et al.

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