초록 ▼

A composite article including a multiple of composite layers impregnated with a polymer matrix; and a nanotube material that facilitates a mechanical interlock between at least two of the multiple of composite layers. A method of manufacturing a composite article including a multiple of composite la

A composite article including a multiple of composite layers impregnated with a polymer matrix; and a nanotube material that facilitates a mechanical interlock between at least two of the multiple of composite layers. A method of manufacturing a composite article including a multiple of composite layers within a polymer matrix; and distributing a nanotube material between at least two of the multiple of composite layers to facilitate a mechanical interlock between the at least two of the multiple of composite layers adjacent an otherwise relatively low strength interlaminar interface region of the composite article.

대표청구항 ▼

1. A composite article, comprising: a multiple of composite layers impregnated with a polymer matrix that forms an angle bend feature; anda nanotube material residing in the angle bend feature to penetrate at least two of the multiple of composite layers to form a mechanical interlock between the at

1. A composite article, comprising: a multiple of composite layers impregnated with a polymer matrix that forms an angle bend feature; anda nanotube material residing in the angle bend feature to penetrate at least two of the multiple of composite layers to form a mechanical interlock between the at least two of the multiple of composite layers, wherein the nanotube material is located adjacent an angle bend feature between an airfoil region and a platform region, the airfoil region transverse to the platform region. 2. The composite article as recited in claim 1, wherein the nanotube material includes carbon nanotubes. 3. The composite article as recited in claim 1, wherein the nanotube material includes glass nanotubes. 4. The composite article as recited in claim 1, wherein the nanotube material includes nanotubes that are non-aligned. 5. The composite article as recited in claim 1, wherein the nanotube material is sprinkled onto at least one prepreg layup layer of the multiple of composite layers. 6. The composite article as recited in claim 1, wherein the nanotube material includes nanotubes that are aligned. 7. The composite article as recited in claim 1, wherein the nanotube material includes nanotubes that form a lattice structure. 8. The composite article as recited in claim 1, wherein the nanotube material includes multiple individual nanotubes. 9. The composite article as recited in claim 1, wherein the nanotube material includes nanotubes that are unilaterally oriented. 10. The composite article as recited in claim 9, wherein the nanotube material includes nanotubes that are unilaterally oriented in a manner to be transverse to the at least two of the multiple of composite layers. 11. The composite article as recited in claim 1, wherein the nanotube material is located adjacent a stressed through-thickness region of the composite article. 12. The composite article as recited in claim 1, wherein the interface region is an interlaminar interface region of the composite article. 13. The composite article as recited in claim 1, wherein the nanotube material includes nanotubes that form a thermal transmission path from a first temperature region to a second temperature region of the composite article. 14. A composite article, comprising: a multiple of composite layers impregnated with a polymer matrix that forms an angle bend feature between an airfoil region and a platform region; anda nanotube material residing at the angle bend feature to penetrate at least two of the multiple of composite layers to form a mechanical interlock between the at least two of the multiple of composite layers at the angle bend feature. 15. The composite article as recited in claim 14, wherein the nanotube material includes nanotubes that are non-aligned. 16. The composite article as recited in claim 14, wherein the nanotube material includes nanotubes that are aligned.