Fabric (woven – knitted – or nonwoven textile or cloth – etc.) – Coated or impregnated woven – knit – or nonwoven fabric which... – Coated or impregnated inorganic fiber fabric
Reexamination Certificate
2006-11-21
2006-11-21
Piziali, Andrew T. (Department: 1771)
Fabric (woven, knitted, or nonwoven textile or cloth, etc.)
Coated or impregnated woven, knit, or nonwoven fabric which...
Coated or impregnated inorganic fiber fabric
C442S064000, C442S071000, C442S072000, C442S073000, C442S074000, C442S075000, C442S076000, C428S195100, C423S447100, C423S447200
Reexamination Certificate
active
07138345
ABSTRACT:
A carbon fiber reinforced substrate comprising a fabric composed of carbon fiber bundles and a first resin adhering to the fabric. Each of the carbon fiber bundles comprises numerous continuous carbon filaments, has the tensile modulus of 210 GPa or more, and has the fracture strain energy of 40 MJ/m3or more. The amount of the first resin adhering to the fabric is in a range from 1 to 20 parts by weight per 100 parts by weight of said fabric. A preform comprising a laminate composed of plural layers of the carbon fiber reinforced substrate, wherein the layers are integrated by means of the first resin. A composite comprising the preform impregnated with a matrix resin.
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Horibe Ikuo
Nishimura Akira
Wadahara Eisuke
DLA Piper (US) LLP
Piziali Andrew T.
Toray Industries Inc.
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