Limited pressure expansion tooling

Details Limited pressure expansion tooling Limited pressure expansion tooling

1993-11-02

1996-05-14

Sweet, Mark D.

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

264324, 264325, B32B 3104

Patent

active

055164781

ABSTRACT:
A limited pressure expansion material that includes a plurality of microspheres uniformly dispersed throughout a thermally expansive material such as silicone rubber. Upon heating within a sealed curing device such as an autoclave, the pressure rise of the thermally expansive material is reduced near the pressure at which the microspheres begin to implode.

REFERENCES:
patent: 4889668 (1989-12-01), Kemp
patent: 5051224 (1991-09-01), Donatelli et al.
patent: 5061418 (1991-10-01), Ware
patent: 5081172 (1992-01-01), Chaffee et al.
patent: 5204042 (1993-04-01), James et al.

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