Dimensionally-stable lightweight core for composite structures

Details Dimensionally-stable lightweight core for composite structures Dimensionally-stable lightweight core for composite structures

1988-02-08

1989-06-06

Foelak, Morton

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

521 54, 523219, C08J 932

Patent

active

048372510

ABSTRACT:
A composition for a pressure molded core of a composite structure, including a thermal plastic resin. The composition also includes a component to reduce the coefficient of thermal expansion, a lightweight high compressive strength filler, and a blowing agent. The thermoplastic resin may be polyetheretherketone, the component may be carbon fibers, and the filler may be hollow glass microspheres.

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patent: 4489181 (1984-12-01), Fox et al.
patent: 4595623 (1986-06-01), Du Pont et al.
patent: 4692480 (1987-09-01), Takahashi et al.
patent: 4738988 (1988-04-01), Dietlein

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