公开(公告)号：US20190053990A1

公开(公告)日：2019-02-21

申请号：US16070675

申请日：2017-02-27

Applicant: SEKISUI PLASTICS CO., LTD.

Inventor： Akiyoshi KUSAKA ,  Yoshinao YAMAJI ,  Ryosuke HARADA

IPC: A61K8/11 ,  C09D7/40 ,  C09D7/61 ,  C09D7/65 ,  A61K8/02 ,  A61K8/25 ,  A61Q19/00 ,  A61Q1/12 ,  B01J13/18 ,  G02B5/02

Abstract: Silica-including microcapsule resin particles including an outer shell constituted of a crosslinked polymer and a cavity partitioned with the outer shell, in which the silica-including microcapsule resin particles contain inside the cavity a porous structure in which silica particles are mutually connected, and have a volume average particle diameter of 0.5 to 100 μm.

公开(公告)号：US20210161776A1

公开(公告)日：2021-06-03

申请号：US17173334

申请日：2021-02-11

Applicant: SEKISUI PLASTICS CO., LTD.

Inventor： Akiyoshi KUSAKA ,  Yoshinao YAMAJI ,  Ryosuke HARADA

IPC: A61K8/11 ,  A61K8/25 ,  A61Q19/00 ,  A61K8/02 ,  C01B33/159 ,  G02B1/04 ,  B32B27/18 ,  C09D7/40 ,  A61Q1/00 ,  G02B5/02 ,  B01J13/06 ,  C09D7/65 ,  C09D7/61 ,  A61Q1/12 ,  B01J13/18

Abstract: Silica-including microcapsule resin particles including an outer shell constituted of a crosslinked polymer and a cavity partitioned with the outer shell, in which the silica-including microcapsule resin particles contain inside the cavity a porous structure in which silica particles are mutually connected, and have a volume average particle diameter of 0.5 to 100 μm.