公开(公告)号：US20240002765A1

公开(公告)日：2024-01-04

申请号：US18034813

申请日：2021-10-29

申请人： JUNKOSHA INC.

发明人： Masato YOTSUYA ,  Mitsuru KURODA

IPC分类号： C12M1/04 ,  C12M1/34

CPC分类号： C12M23/24 ,  C12M41/12

摘要： The present invention relates to a gas-permeable container, and for example, to a gas-permeable container suitable for culturing aerobic microorganisms or animal or plant cells. An object of the present invention is to provide a container having excellent gas permeability, and a culture apparatus and a culture system each using the container. The object is achieved by a gas-permeable container according to the present invention to be used while storing a liquid, in which at least the container uses a membrane material having a ratio of water evaporation amounts of about 1.1 or more.

公开(公告)号：US20200262170A1

公开(公告)日：2020-08-20

申请号：US16648393

申请日：2018-09-19

申请人： JUNKOSHA INC.

发明人： Masato YOTSUYA

IPC分类号： B32B1/08 ,  B32B27/28 ,  B32B27/30 ,  B32B27/32 ,  B32B27/34 ,  B32B27/40 ,  B41J2/175 ,  F16L11/12

摘要： The present invention has an object to provide an ink supply tube having an excellent stress crack resistance during sliding while having a high gas barrier property. According to the present invention, an ink supply tube is provided, which includes an inner layer contacting with an ink, an intermediate layer containing at least one layer, and an outer layer, wherein the intermediate layer is a gas barrier layer formed of an ethylene-vinyl alcohol copolymer resin, and an oxygen concentration within a circular region that has a diameter of 100 □m and is centered at the gas barrier layer is 2 to 9 atm %.