Patent ID: 6074736
Filing Date: 2000-06-13
Classification: B65D,Y10S,Y10T

Abstract:
A pull-top can comprising a body having an open top and an inner surface laminated with an organic resin film, and an aluminum lid caulked at an opening portion of said body and having a pull-top mechanism, said lid having an inner lid surface disposed towards the inner surface of said body and an outer lid surface disposed away from the inner surface of said body, the inner lid surface laminated with a porous organic resin film having a large number of small through pores by an adhesive layer sandwiched between the inner surface of said lid and said porous organic resin film, and said small through pores having an average opening size of 0.5 to 100 .mu.m at a density of not less that 500 pores/cm.sup.2, said adhesive layer partially filling the large number of through pores of said porous resin film.