US 12,012,271 B2
Sheet material container
Ryo Shibutani, Tokyo (JP); Yoshinori Inagawa, Tokyo (JP); Daisuke Kodama, Tokyo (JP); and Takahiro Otsuka, Tokyo (JP)
Assigned to Kao Corporation, Tokyo (JP)
Appl. No. 17/296,899
Filed by Kao Corporation, Tokyo (JP)
PCT Filed Nov. 20, 2019, PCT No. PCT/JP2019/045491
§ 371(c)(1), (2) Date May 25, 2021,
PCT Pub. No. WO2020/110865, PCT Pub. Date Jun. 4, 2020.
Claims priority of application No. 2018-220380 (JP), filed on Nov. 26, 2018.
Prior Publication US 2022/0033161 A1, Feb. 3, 2022
Int. Cl. B65D 75/58 (2006.01); B65D 33/00 (2006.01); B65D 75/00 (2006.01)
CPC B65D 75/5883 (2013.01) [B65D 33/00 (2013.01); B65D 75/008 (2013.01); B65D 2203/12 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A sheet material container, comprising:
a container body that surrounds a containing portion for accommodating a content, wherein
the container body is formed of a container body-forming sheet member formed by layering a plurality of base material films,
the container body-forming sheet member includes:
the plurality of base material films,
an attaching layer by which the base material films are attached to each other, and
a filler enclosed portion that is formed between the plurality of base material films and into which a filler is to be filled,
the plurality of base material films are made from the same type of resins,
a total thickness of the attaching layer is not less than 1 μm to not more than 30 μm, and
a ratio of a total thickness of the plurality of base material films to the total thickness of the attaching layer is greater than 0.58 to not greater than 60.