Title:
CUP-SHAPED CONTAINER AND LAMINATE FOR CUP-SHAPED CONTAINER
Document Type and Number:
Japanese Patent JP2021102490
Kind Code:
A
Abstract:
To provide a cup-shaped container which can be inexpensively manufactured using a paper cup manufacturing facility, is excellent in long-term preservability of contents, and is excellent in strength and moldability by more optimizing its material constitution as a cup-shaped container enabling aseptic sterilization and retort sterilization.SOLUTION: Laminates 20 and 30 for cup-shaped container are used as materials of a blank 20A for body and a blank 30A for bottom body of a cup-shaped container 1, and is composed of metallic foil layers 201 and 301, and heat fusible resin layers 202, 203, 302 and 303 laminated on at least one surface of both surfaces of the metallic foil layers 201 and 301. The metallic foil layers 201 and 301 are composed of an aluminum foil having a tensile strength of 60-370 MPa, 0.2% bearing force of 25-370 MPa and thickness of 40-200 μm.SELECTED DRAWING: Figure 2
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Inventors:
NAEMURA TADASHI
Application Number:
JP2020210062A
Publication Date:
July 15, 2021
Filing Date:
December 18, 2020
Export Citation:
Assignee:
SHOWA DENKO PACKAGING CO LTD
International Classes:
B32B7/022; B65D65/40; B32B15/08; B32B15/20; B65D3/06; B65D3/14
Attorney, Agent or Firm:
Matsumura Naoto
Akira Watanabe
Akira Watanabe