| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a food container for use in microwave oven, wherein before cooking food by heat using a microwave oven, a cover body can be easily detached from the container, but after cooking, the cover body is fitted in the container more firmly, preventing soup and the like from spilling out. SOLUTION: The food container for use in microwave oven comprises a container body 10 and a cover body, which are combined with each other. A fitting part 30 comprising an thermally expandable ink is provided in the container body 10 and/or the cover body. When the part 30 is formed into a mazelike shape, the part 30 comprises segments of a line arranged in staggered pattern in a plurality of rows.</p> |
