| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cup type paper container excellent in heating aptitude by a hot plate and not generating burnt deposits even by heating by an electronic oven. <P>SOLUTION: The cup type paper container has a cylindrical body part having a paper layer and thermoplastic resin layers arranged in both the surfaces of the paper layer, a lid material for sealing the opening above the body part, a bottom surface part having a paper layer and thermoplastic resin layers arranged in both the surfaces of the paper layer and sealing the opening below the body part, is characterized in that the body part has a body part affixing part, a flange part, and a bottom flange part formed by pressing and collapsing the same flat after winding the lower end part of the body part inward at least 1.5 times, a side end fringe part of the paper layer becoming at least the inside of the container of the body part affixing part is covered with the thermoplastic resin layer, the lid material is unsealably sealed to the flange part, the bottom surface part is hermetically sealed to the lower surface of the bottom flange part. <P>COPYRIGHT: (C)2013,JPO&INPIT |
