公开(公告)号：US20230136323A1

公开(公告)日：2023-05-04

申请号：US17910629

申请日：2021-03-18

Applicant: KUNIMINE INDUSTRIES CO., LTD. ,  OSAKA UNIVERSITY

Inventor： Munehiro KUBOTA ,  Kazutake TSUJIKAWA

IPC: C12M3/00 ,  C12N5/07

Abstract: A spheroid formation promoter, including: inorganic particles having adsorbability as an active ingredient; and a method of promoting spheroid formation, including the step of: mixing a dispersion liquid of the spheroid formation promoter and a cell suspension to obtain a mixture in which the inorganic particles having adsorbability contained in the spheroid formation promoter are dispersed, and culturing a cell contained in the obtained mixture to promote spheroid formation.

公开(公告)号：US20190009431A1

公开(公告)日：2019-01-10

申请号：US16060889

申请日：2017-10-20

Applicant: KUNIMINE INDUSTRIES CO., LTD.

Inventor： Munehiro KUBOTA

IPC: B28C1/04 ,  C01B33/40

Abstract: A montmorillonite slurry, containing a lithium-immobilized montmorillonite having a cation exchange capacity of 50 meq/100 g or less, ammonia, water, and an organic solvent, in which the organic solvent includes at least one kind of organic solvent selected from the group consisting of acetonitrile and methyl ethyl ketone, the proportion occupied by the organic solvent in the total amount of the water and the organic solvent in the slurry is 10% by mass or more and 90% by mass or less, and the content of ammonia in the slurry is 0.1 mmol or more per gram of the lithium-immobilized montmorillonite in the slurry; a method of producing the same; and a clay film.