| abstract |
Provided is a method for producing a film containing a thermoplastic resin, wherein the method comprises a step for supplying a material which contains a thermoplastic resin and has a pair of opposing flat portions, between a pair of rolls under the condition that the thermoplastic resin is melted, and a step for forming one integrated film by rolling the material by the pair of rolls while joining the pair of flat portions, and fusing the flat portions, and wherein the material to be supplied to the rolls comprises two separate films having flat portions or one flat cylindrical film having a pair of opposing flat portions which have end portions connected by a connecting portion. |