Patent ID: 7189782

Claim:
A film which comprises a thermoplastic composition comprising: (A) 100 parts by weight of at least one thermoplastic resin selected from the group consisting of a thermoplastic polyester and an aromatic polycarbonate, and (B) 0.1 to 10 parts by weight, in terms of ash content, of layered silicate having, as at least a portion of cations, an organic cation represented by the following formula (I): (R) n -L + (I) wherein R is a group represented by the following formula (I-1): wherein R 1 is a divalent hydrocarbon group having 5 to 20 carbon atoms, and R 2 is a divalent hydrocarbon group having 1 to 20 carbon atoms, or R is an alkyl group, an aryl group or an aralkyl group, L + is an ammonium ion, a phosphonium ion or a hetero aromatic ion, and n is an integer of 1 to 5, with the proviso that when L + is an ammonium ion or a phosphonium ion, n is 4 and four Rs may be the same or different, and wherein at least one of the Rs is the group represented by the formula (I-1).