Rhodia Operations

Rhodia Industrial Yarns Ag

Frédéric Philippon

Franck Bouquerel

Philippe Myard

The invention relates to a precursor article of a composite material comprising a polymer matrix and at least one reinforcing wire and/or fibers, said article comprising at least one reinforcing wire and/or fibers and at least one polymer matrix wire and/or fibers. The invention also relates to composite materials comprising a reinforcing material and a thermoplastic matrix and to the articles obtained using said materials.

Composite materials comprising a reinforcing material and a thermoplastic matrix, precursor compound article of said materials and products obtained using same

The invention relates to a precursor article of a composite material comprising a polymer matrix and at least one reinforcing wire and/or fibres, said article comprising at least one reinforcing wire and/or fibres and at least one polymer matrix wire and/or fibres. The invention is characterised in that: said reinforcing wire and/or fibres are made from a reinforcing material and may comprise a thermoplastic polyamide part; said polymer matrix wire and/or fibres are made from thermoplastic polyamide; and the thermoplastic polyamide of said reinforcing wire and/or fibres and/or said polymer matrix wire and/or fibres comprise at least one polyamide with a star structure which contains: star macromolecular chains comprising one or more cores and at least three branches or three polyamide segments which are linked to the core; if necessary, linear polyamide macromolecular chains.

Composite materials comprising a reinforcing material and a star polyamide as a thermoplastic matrix, the precursor compound article of said materials and the products obtained using same

Growing community of inventors

Ecully, France

Frédéric Philippon