Foam composite material impregnated with resin

Details Foam composite material impregnated with resin Foam composite material impregnated with resin

1981-05-05

1982-12-07

Van Balen, William J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428269, 428278, 428283, 4283044, 4283135, 4283166, 4283179, B32B 500, B32B 520

Patent

active

043627781

ABSTRACT:
The invention relates to a foam composite material which comprises a material in web form impregnated with a curable resin. The resin in the foam composite material is in the B-stage. The foam composite material further contains expanded thermoplastic particles which are essentially uniformly distributed in the resin and in the web material. The invention also relates to laminates prepared by use of the foam composite material and a method for the manufacture of such laminates.

REFERENCES:
patent: 2862834 (1958-12-01), Hiler
patent: 2885303 (1959-05-01), Kaplan
patent: 2959508 (1960-11-01), Graham et al.
patent: 3396923 (1968-08-01), Windecker
patent: 3488714 (1970-01-01), Walters et al.
patent: 3616172 (1971-10-01), Rubens
patent: 3676288 (1972-07-01), Hoyle
patent: 3864181 (1975-02-01), Wolinski et al.
patent: 4046937 (1977-09-01), McCaskey, Jr.
patent: 4201823 (1980-05-01), Russell

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