PROPYLENE/ETHYLENE COPOLYMER FILM FOR HEAT SEALING Russian patent published in 2018 - IPC C08J5/18 C08F210/06 C08F4/649 B65D75/00 B65D75/06 B65D65/40 

Abstract RU 2655163 C2

FIELD: packaging industry.

SUBSTANCE: invention relates to a film and an article, in particular to a container comprising a random propylene/ethylene copolymer and a substituted phenylene aromatic diester. Random propylene/ethylene copolymer has an ethylene incorporation index, characterising the amount of ethylene present in the main polymer chain, in comparison with all the ethylene present in the copolymer, greater than 0.65.

EFFECT: present invention improves optical properties, toughness and stiffness of films, and also improves sealing properties of the moulded articles made from said film.

17 cl, 11 dwg, 4 tbl, 7 ex

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RU 2 655 163 C2

Authors

Tau Li-Min

Chou Chaj-Dzing

Kaarto Dzhon

Martin Piter S.

Sherd Uillyam Dzh.

Dates

2018-05-24Published

2012-07-27Filed