| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a bottle can which is sold in the market under a heated condition, and capable of maintaining the cap opening torque at an adequate value, and preventing deterioration of the cap openability even during the hot selling time. <P>SOLUTION: The bottle can comprises a metallic can base body 11 and a coating film 13 formed on an outer surface of the can base body 11. The can base body 11 has a mouthpiece part 16 having a male thread part 18 to be screw-fitted with a female thread part 24 provided on a cap 2. The coating film 13 on the mouthpiece part 16 mainly has an epoxy resin. The gel fraction of the coating film 13 is≥60% and≤85%. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
