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US 10,486,880 B2Granted
Fitment with ethylene/α-olefin multi-block copolymer
AssigneeDow Global Technologies LLC
InventorsMarcos P. Franca, Bruno R. Pereira, Peter J. Schulz, Scott R. Kaleyta
Life of this patent
Estimating the term…
Abstract
A fitment is provided and includes a top portion, a base, and a channel extending through the top portion and the base for passage of a flowable material. The base includes a pair of opposing sidewalls. The sidewalls extend around the channel. The sidewalls are joined together at opposing ends. The fitment further includes at least one sealing rib extending along the sidewalls. The sealing rib includes an ethylene/α-olefin multi-block copolymer.
Claims20
A fitment comprising:
- A. a top portion, a base, and a channel extending through the top portion and the base for passage of a flowable material;
- B. the base comprising a pair of opposing sidewalls, the sidewalls extending around the channel, the sidewalls joined together at opposing ends:
- and
- C. at least one sealing rib extending along the sidewalls, the sealing rib comprising an ethylene/α-olefin multi-block copolymer comprising at least 50 mol % ethylene.
1 more element
A flexible container comprising:
- a first multilayer film and a second multilayer film, each multilayer film comprising a seal layer, the multilayer films arranged such that the seal layers oppose each other and the second multilayer film is superimposed on the first multilayer film;
- a fitment sandwiched between the first multilayer film and the second multilayer film, the fitment having a base, the base comprising a pair of opposing sidewalls, and at least one sealing rib extending along the sidewalls, the sealing rib comprising an ethylene/α-olefin multi-block copolymer comprising at least 50 mol % ethylene;
- and
- the base is sealed to the first multilayer film and the second multilayer film.
1 more element
Dependencies are inferred from the claim text.