| 摘要 |
PROBLEM TO BE SOLVED: To provide a self-supporting container for fluid which can be more easily handled and used by making it light and of which cost and disposability are improved. SOLUTION: This self-supporting container B for fluid is constituted of a cylindrical bag body 10 opened at both ends and a sheet 30 forming the bottom. The sheet 30 forming the bottom is heat-sealed at the periphery of the bottom opening of the bag body 10 to form the flat bottom face. The bag body 10 and the sheet 30 forming the bottom are formed with a two or more-layer film having a thickness of 50-200μm.
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