Patent ID: 7977416

Claim:
A method of producing an aromatic polycarbonate resin composition comprising a resin component (A) comprising more than 50 parts by weight of an aromatic polycarbonate; a reinforcing agent and/or a filler (B); and an aromatic sulfonic acid and/or an ester thereof (C) by using a melt kneading apparatus, wherein said composition comprises 1 to 200 parts by weight of said component (B) and 0.001 to 5 parts by weight of said component (C) based on 100 parts by weight of said component (A), said method comprising: preparing a mixture consisting of said component (B) and said component (C) in advance, wherein said mixture of said component (B) and said component (C) has a pH of 4 to 8 when measured in accordance with JIS-K5101; and then feeding said component (A) and said mixture consisting of said component (B) and said component (C) to said melt kneading apparatus to melt knead them.