One embodiment of the present invention relates to a method for producing a composition pellet, comprising the steps of: melt-mixing an propylene-based resin (A), a modified propylene-based resin (B), a optionally-modified polypropylene wax (C) meeting specific requirements, and an organic peroxide (D) in a twin-screw extruder to obtain a molten mixture; filling the molten mixture into an impregnation die; passing a glass long fiber (E) bundle through the impregnation die to impregnate the molten mixture into the glass long fiber (E) bundle to obtain a strand-shaped molded body; and cutting the strand-shaped molded body to obtain a glass long fiber reinforced propylene-based resin composition pellet.
Country Code: JP
Application Number: CN202380053915.6
