Lightweight composite material with a thermoset matrix

Details Lightweight composite material with a thermoset matrix Lightweight composite material with a thermoset matrix

1990-06-01

1993-11-16

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

264257, 264258, 264299, 264319, 2643281, 427359, 428253, 428225, B32B 700

Patent

active

052622304

ABSTRACT:
Lightweight composite material which contains reinforcing fibres in a thermoset matrix and has been obtained by providing voluminous three-dimensional structures of reinforcing fibres more than 50 mm long, which are in the form of a knitted fabric or loop fabric with a hollow space content of at least 50 vol. %, with a thermosetting resin such that the lightweight composite material contains hollow spaces.

REFERENCES:
patent: 2961347 (1960-11-01), Floyd et al.
patent: 3993817 (1976-11-01), Schultz
patent: 4588615 (1986-05-01), Malcolm Otty
patent: 4734321 (1988-03-01), Radvan et al.
patent: 4779429 (1988-10-01), Banos et al.
patent: 4833028 (1989-05-01), Melec et al.

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