| 摘要 |
PROBLEM TO BE SOLVED: To make disks, having stable performance, by preventing occurrence of a resin deposit in sheet molding and making a thin sheet having a uniform thickness, and to provide an APS (advanced photo system) type photo film cartridge capable of smoothly feeding and winding a film and having superior durability. SOLUTION: In the photo film cartridge, a spool is provided with the disks, made by vacuum-forming a thin sheet of a thermoplastic resin comprising a polyphenylene ether, polystyrene and a phosphoric ester compound in a composition ratio of (6-8):(1-3):(1-3). COPYRIGHT: (C)2006,JPO&NCIPI
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