Patent ID: 7498375

Claim:
A flame-retardant resin composition, which comprises (A) a base resin, (B) a flame retardant, and (C) a styrenic resin, wherein the flame retardant (B) comprises (B1) at least one aromatic resin selected from the group consisting of a polyphenylene oxide-series resin and a polyphenylene sulfide-series resin, and (B2) a phosphoric ester and (B3) a nitrogen-containing cyclic compound, wherein the nitrogen-containing cyclic compound (B3) is (a) a nitrogen-containing cyclic compound having an amino group, (b) a salt of a nitrogen-containing cyclic compound having an amino group with an oxygen acid, (c) a salt of a nitrogen-containing cyclic compound having an amino group with an organic phosphoric acid, or (e) a polyphosphoric acid amide, and wherein the nitrogen-containing cyclic compound having an amino group (a) is guanylmelamine, a melamine condensate selected from the group consisting of melem, melam and melon, a copolycondensed resin of a melamine, guanamine, methylguanamine, acetoguanamine, benzoguanamine, succinoguanamine or CTU-guanamine; and wherein the styrenic resin (C) has a melt flow rate of 0.1 g/10 minutes to 5 g/10 minutes in accordance with Japanese Industrial Standards (JIS) K7210.