US 12,351,378 B2
Aluminum-canned wine and aluminum can to be filled with wine
Akira Nagashima, Tokyo (JP); Koichiro Nakamura, Sagamihara (JP); and Sin Ou, Tokyo (JP)
Assigned to DAIWA CAN COMPANY, Tokyo (JP)
Filed by DAIWA CAN COMPANY, Tokyo (JP)
Filed on Sep. 20, 2023, as Appl. No. 18/470,939.
Application 18/470,939 is a continuation of application No. PCT/JP2021/013904, filed on Mar. 31, 2021.
Prior Publication US 2024/0010388 A1, Jan. 11, 2024
Int. Cl. B65D 6/00 (2006.01); B65D 23/02 (2006.01); B65D 81/28 (2006.01)
CPC B65D 7/42 (2013.01) [B65D 23/02 (2013.01); B65D 81/28 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An aluminum-canned wine comprising:
an aluminum can having a structure of a bottle can, and including an aluminum sheet, a resin film provided on a surface of the aluminum sheet which faces an internal space of the aluminum can, and an adhesive layer interposed between the aluminum sheet and the resin film and bonding the aluminum sheet and the resin film together, wherein the resin film includes a first resin layer as a topmost layer and a second resin layer containing a dimer acid-copolymerized polyester resin, and wherein only the adhesive layer contains calcium carbonate; and
a wine enclosed in the aluminum can, containing 4.3 mg/L or less of molecular SO2 and 350 mg/L or less of chloride ions.