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US 10,849,827 B2Granted
Port with septum and ethylene/a-olefin multi-block copolymer
AssigneeDow Global Technologies LLC
InventorsMarcos Pini Franca, Bruno Rufato Pereira, Raimund Gerstner
Life of this patent
Estimating the term…
Abstract
The present disclosure provides a port. In an embodiment, a port is provided and includes (i) an optional top portion, (ii) a base, and a channel extending through the optional top portion and the base for passage of a flowable material, and (iii) a septum extending across the channel. The septum comprises an ethylene/α-olefin multi-block copolymer.
Claims14
A port comprising:
- (i) an optional top portion;
- (ii) a base, and a channel extending through the optional top portion and the base for passage of a flowable material;
- and
- (iii) a septum extending across the channel, and
- the optional top portion, the base, and the septum are an integral component composed solely of an ethylene/α-olefin multi-block copolymer consisting of (a) at least 50 mole percent ethylene and (b) C4 to C12 α-olefin comonomer.
2 more elements
A port comprising:
- (i) an optional top portion;
- (ii) a base comprising a pair of opposing sidewalls, at least one sealing rib extending along the sidewalls, and a channel,
- the sidewalls extending around the channel and joined together at opposing ends, and the channel extending through the optional top portion and the base for passage of a flowable material;
- (iii) a septum extending across the channel, the septum comprising an ethylene/α-olefin multi-block copolymer;
- and
- (iv) an overmold component comprising the septum and at least one sealing rib that comprises the ethylene/a-olefin multi-block copolymer.
3 more elements
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 seal layers oppose each other and the second multilayer film is superimposed on the first multilayer film;
- a port sandwiched between the first multilayer film and the second multilayer film, the port comprising:
- (i) an optional top portion,
- (ii) a base, and a channel extending through the optional top portion and the base for passage of a flowable material, and
- (iii) a septum extending across the channel;
- and
- the optional top portion, the base, and the septum are an integral component composed solely of an ethylene/α-olefin multi-block copolymer consisting of (a) at least 50 mole percent ethylene and (b) a C4 to C12 α-olefin comonomer;
- and
- the base is sealed to the first multilayer film and the second multilayer film.
6 more elements
Dependencies are inferred from the claim text.