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    • 2. 发明申请
    • TIGHTENING OF BOTTOM SEAM
    • 加强底层海绵
    • WO0196185A3
    • 2002-03-28
    • PCT/FI0100529
    • 2001-06-05
    • UPM KYMMENE CORPAALTONEN HANNU
    • AALTONEN HANNU
    • B65D3/14B65D3/22B65D3/12
    • B65D3/14B65D3/22
    • The present invention relates to a liquid package formed of paperboard-based liquid packaging laminate comprising on at least one side one or several plastic layers and that comprises a cylindrical or truncated cone-like casing (1) and an end member (3) attached to at least one end of the casing, which member is fitted inside the casing and comprises a skirt (4) turned parallel to the casing, onto which skirt the edge (6) of the casing is folded, whereby the end member (3) is attached to the casing (1) by heat sealing the mentioned overlapping areas (4, 5, 6) together. In accordance with the invention the joint (8) where the skirt (4) of the end member (3) is placed against the inner surface of the casing (1) comprises plastic material (9) on the inside of the package to close the opening between the skirt (4) and the casing (1).
    • 本发明涉及一种由基于纸板的液体包装层压材料形成的液体包装,所述液体包装层包含至少一个一个或几个塑料层,并且包括圆柱形或截头圆锥形壳体(1)和端部构件(3) 壳体的至少一个端部,该构件装配在壳体内部,并且包括平行于壳体转动的裙部(4),壳体的边缘(6)折叠到裙部上,由此端部构件 通过将所述重叠区域(4,5,6)热封在一起而附接到壳体(1)。 根据本发明,端部构件(3)的裙部(4)抵靠壳体(1)的内表面放置的接头(8)包括在包装内侧的塑料材料(9),以封闭 在裙部(4)和壳体(1)之间开口。