Fiber sizing agent composition
AssigneeSanyo Chemical Industries, Ltd.
InventorsMasahito Inoue, Kazuki Aoki
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Abstract
A fiber sizing agent is described, which is capable of imparting sufficient sizing properties and fiber spreading properties to reinforced fiber bundles for producing fiber-reinforced composite materials. A fiber sizing agent composition (E) includes a sizing agent (A) having a viscosity of 50 to 3,000 Pa·s at 35° C., and has a thixotropic index of 3 to 15. The sizing agent (A) is preferably an epoxy resin, a polyester resin, a polyurethane resin, a polyether resin or a vinyl ester resin.
Claims20
A fiber sizing agent composition (E), comprising a sizing agent (A) having a viscosity of 50 to 3,000 Pa·s at 35° C., and having a thixotropic index of 3 to 15.
Dependencies are inferred from the claim text.