Method of sealing a glass container with a thin membrane...

Details Method of sealing a glass container with a thin membrane... Method of sealing a glass container with a thin membrane...

B - Operations, Transporting

65

D

206/19

B65D 41/18 (2006.01)

Patent

CA 1190894

Abstract of the Disclosure This invention relates to a method of sealing a container mouth, and especially the mouth of a glass container, and the glass container so sealed. The method involves oxidizing the container rim portion, applying a first annular thin cooting of an organo-functional silane compound and then a second annular thin coating of an ethylene acrylic acid copolymer over the first coating on the rim portion. A thin imperforate membrane such as aluminum foil having a thermoplastic sealing material such as Surlyn copolymer over its sealing surface is sealed to the container rim portion with heat and pressure.

419582

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