Patent ID: 9193094
Filing Date: 2015-11-24
Classification: B29B,B29K,C08J,C08K,C09K

Abstract:
1. A method for producing a resin composition, comprising: feeding a resin (A), a fibrous filler (B), and a particulate filler (C) which is harder than the fibrous filler (B) to an extruder; and melt-kneading to extrude a kneaded material, wherein the fibrous filler (B) in the resin composition has a weight average fiber length of 140 μm or less, wherein the weight average fiber length of the fibrous filler (B) which is fed to the extruder is more than 1 mm, and the supplied amount of the particulate filler (C) relative to 100 parts by mass of the total supplied amount of the resin (A) and the fibrous filler (B) is 0.1 parts by mass to 3 parts by mass, and wherein the fibrous filler (B) and the particulate filler (C) are fed to the extruder separately.