Composite parts for airplane engines

Details Composite parts for airplane engines Composite parts for airplane engines

C - Chemistry, Metallurgy

08

J

C08J 5/04 (2006.01) C08K 7/06 (2006.01)

Patent

CA 2731111

This invention relates to a composite ring or segment of a ring, having use as a shroud of an airplane engine, com-prising about 20 to about 70 weight percent of the thermoplastic polymer and about 30 to about 80 weight percent of the carbon fiber, and having a heat deflection temperature of at least 230°C at 1.8 MPa as determined according to ASTM D648, and which provides thermal stability and wear resistance.

La présente invention concerne un anneau composite ou segment dun anneau, ayant une utilisation en tant quanneau de renforcement dun moteur davion, comprenant environ 20 à environ 70 pour cent en poids de polymère thermoplastique et environ 30 à environ 80 pour cent en poids de fibre de carbone, et ayant une température de déflexion de chaleur dau moins 230 °C à 1,8 MPa comme déterminé selon ASTM D648, et qui présente une stabilité thermique et une résistance à lusure.

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