PROTECTIVE COVER WITH BARRIER PROPERTIES Russian patent published in 2013 - IPC B65D77/20 

Abstract RU 2485036 C2

FIELD: packaging industry.

SUBSTANCE: invention relates to a protective cover for paper cups, which has enhanced barrier properties. The protective cover with barrier properties comprises a polymeric layer which is the outermost inner layer and comprises the sealing layer of polyethylene and a layer of metal foil attached to the outer side of the outermost inner layer with a bonding layer. In the outermost inner layer there is a plurality of weakened areas extending radially from the center.

EFFECT: invention has good sealing capacity as well as ease of opening, due to the fact that the weakened areas facilitate tearing the outermost inner layer and a layer of metal foil.

14 cl, 10 dwg

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RU 2 485 036 C2

Authors

Goto Masati

Terajama Takasi

Sasaki Norijuki

Saito Takesi

Takeuti Daidzi

Naito Toeoaki

Dates

2013-06-20Published

2009-04-24Filed