| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a container which is preventive of troubles wherein fragments of a straw hole sealing part are liable to be taken into the mouth of a drinker when contents of the container are drunken. SOLUTION: The container is made of paper base with a sealed-up part made of a thermoplastic resin by injection molding for forming a straw hole for drinking contents provided. The sealed-up part is partially equipped with a thinned groove so as to be opened easily by a straw and the thinned groove, however, is not in a closed loop shape.</p> |
