Film composed of ethylene alpha-olefin copolymer
AssigneePrime Polymer Co., Ltd.
InventorKeiko SEKIYA
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Abstract
An object of the present invention is to obtain a film further excellent in strength, low-temperature sealability, and blocking resistance, and the present invention relates to a film comprising an ethylene/α-olefin copolymer (A) having the following requirements (a1), (a2), and (a3). (a1): the melt flow rate (MFR) measured at 190° C. and a load of 2.16 kg is in a range of 0.1 to 8 g/10 minutes, (a2): a density is in a range of 885 to 915 kg/m3, and 10 (a3): a melt tension is in a range of 40 to 190 mN.
Claims6
A film comprising an ethylene/α-olefin copolymer (A) having the following requirements (a1), (a2), and (a3):
- (a1):
- a melt flow rate (MFR) measured at 190° C. and a load of 2.16 kg is in a range of 0.1 to 8 g/10 minutes,
- (a2):
- a density is in a range of 885 to 915 kg/m3, and
- (a3):
- a melt tension is in a range of 40 to 190 mN.
A method for producing a film by melt extruding an ethylene/α-olefin copolymer (A) having the following requirements (a1), (a2), and (a3):
- (a1):
- a melt flow rate (MFR) measured at 190° C. and a load of 2.16 kg is in a range of 0.1 to 8 g/10 minutes,
- (a2):
- a density is in a range of 885 to 915 kg/m3, and
- (a3):
- a melt tension is in a range of 40 to 190 mN.
Dependencies are inferred from the claim text.