Melt fabrication of foam articles

Details Melt fabrication of foam articles Melt fabrication of foam articles

1991-04-12

1992-07-07

Van Balen, William J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

264 455, 264 48, 264 53, 4283188, 521 51, B32B 326

Patent

active

051282020

ABSTRACT:
Foam molding is carried out with a melt blend of polyethylene terephthalate (PET), ethylene copolymer elastomer, and glass fibers in the presence of blowing agent and with a cold mold, so that the resultant foamed article has an amorphous-rich PET surface and a crystalline PET core.

REFERENCES:
patent: 3317363 (1967-05-01), Weber
patent: 4183435 (1980-01-01), Thompson et al.
patent: 4870110 (1989-09-01), Mehra et al.
patent: 4940629 (1990-07-01), Weber et al.
patent: 5053258 (1991-10-01), Booze et al.

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