Continuous length, high strength, high modulus fiber made from a polyacrylonitrile precursor. The fiber surface has been treated to increase the interlaminar shear strength in a resin matrix composite. 12000 filaments/strand, 92% carbon assay, 7 µm filament diameter, 1.26 m/g yield, 0 tpm twist, 0.452 mm² fiber area in yarn cross section. Solvay has acquired the Thornel product line as a part of the Cytec purchase. |