Expandable films and molded products therefrom

Details Expandable films and molded products therefrom Expandable films and molded products therefrom

1991-04-30

1993-08-10

Foelak, Morton

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

428224, 4283135, 4283166, 4283184, 521 54, 521134, 521135, 521137, B32B 524, C08J 932

Patent

active

052347575

ABSTRACT:
A thin, tacky, non-pourable film of incompatible in situ-expandable thermoplastic particles and thermosettable matrix resin that contains an essentially uniform density and thickness across the breadth of the film. The in situ-expandable mass is not pourable yet can be easily dispensed in a uniform manner within a mold and thereafter expanded to the dimensions of the mold. Composites and reinforced compositions, as well as methods of molding, are disclosed.

REFERENCES:
patent: 3615972 (1971-10-01), Morehouse, Jr.
patent: 3842020 (1974-10-01), Garrett
patent: 4582756 (1986-04-01), Niinuma et al.
patent: 4737407 (1988-04-01), Wycech
patent: 5086088 (1992-02-01), Kitano et al.
Derwent Publications Ltd., London, GB; An=85-206735[34], JP-60130641.
Derwent Publications Ltd., London, GB; An=91-012278[02], JP 2286225.

Affiliated with

Also associated with

Rating

Expandable films and molded products therefrom does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Expandable films and molded products therefrom, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Expandable films and molded products therefrom will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1724138