초록 ▼

A carbon fiber covered on the surface with an aromatic polysulfone resin and then heated at 300.degree.-400.degree. C., a heat-resistant resin composition with excellent mechanical strength comprising 5-50% by weight of the carbon fiber and 95-50% by weight of a heat-resistant resin, and an internal

A carbon fiber covered on the surface with an aromatic polysulfone resin and then heated at 300.degree.-400.degree. C., a heat-resistant resin composition with excellent mechanical strength comprising 5-50% by weight of the carbon fiber and 95-50% by weight of a heat-resistant resin, and an internal combustion engine part, particularly an impeller of centrifugal compressor produced in one step, using the resin composition.

대표청구항 ▼

[ We claim:] [1.] A resin composition comprising 1) 5-50% by weight of a carbon fiber whose surface has been coated with an aromatic polysulfone resin and then heated to 300.degree.-400.degree. C. for from 1 to 20 hours prior to any blending or mixing of said fiber with any other material and 2) 95-

[ We claim:] [1.] A resin composition comprising 1) 5-50% by weight of a carbon fiber whose surface has been coated with an aromatic polysulfone resin and then heated to 300.degree.-400.degree. C. for from 1 to 20 hours prior to any blending or mixing of said fiber with any other material and 2) 95-50% by weight of a heat-resistant resin selected from the group consisting of polyether sulfone, polyether imide, polysulfone, polyamide imide, polyphenylene sulfide, polyether ether ketone, aromatic polyester, and polyether ketone.