Title:
キャップライナー用組成物
Document Type and Number:
Japanese Patent JP6921719
Kind Code:
B2
Abstract:
To provide a composition for cap liner capable of forming a cap liner, which can exhibit excellent drop impact resistance even when used for high temperature filling, and exhibit excellent openability in a wide temperature range.SOLUTION: There is provided a composition for cap liner containing 100 pts.mass of an ethylene polymer A) and 0.3 to 1.0 pts.mass of a lubricant (B), in which the ethylene polymer (A) consists of 3 components of (a-1) linear low density polyethylene, (a-2) an ethylene-α-olefin block copolymer, and (a-3) an ethylene-α-olefin random copolymer having density in a range of 0.880 g/cmor more and less than 0.910 g/cm, total of the 3 components is 100 mass%, a mass ratio of the (a-1), (a-2), and (a-3) is (a-1):(a-2):(a-3)=1:1 to 2:2 to 3, the lubricant (B) consists of 2 components of (b-1) aliphatic acid amide with the melting point of 75°C or more and less than 85°C, and (b-2) aliphatic acid amide with the melting point of 65°C or more and less than 75°C, total of the 2 components is 100 mass%, and a mass ratio of the (b-1) and (b-2) is 3 to 7:7 to 3.SELECTED DRAWING: None
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Inventors:
Katsumi Hashimoto
Koji Hosono
Esaki Masaharu
Aya Oyama
Koji Hosono
Esaki Masaharu
Aya Oyama
Application Number:
JP2017221506A
Publication Date:
August 18, 2021
Filing Date:
November 17, 2017
Export Citation:
Assignee:
Nihon Closure Co., Ltd.
RIKEN TECHNOS Co., Ltd.
RIKEN TECHNOS Co., Ltd.
International Classes:
C08L23/08; B65D53/04; B65D53/06; C08K5/20; C08L23/06; C08L53/00
Domestic Patent References:
| JP11349753A | ||||
| JP9132680A | ||||
| JP2010150499A | ||||
| JP2010126655A | ||||
| JP2008545017A | ||||
| JP2013510779A | ||||
| JP2014511401A |
Attorney, Agent or Firm:
Naozumi Ono
Sachiko Okunuki
Sachiko Okunuki