公开(公告)号：US20230235205A1

公开(公告)日：2023-07-27

申请号：US17926385

申请日：2021-10-06

Applicant: Showa Denko Materials Co., Ltd.

Inventor： Masayuki WADA ,  Takashi KUMAKI ,  Yuki MIYAMOTO ,  Keiichi SAKAMOTO ,  Shun SATO

IPC: C09J175/04 ,  C09J11/02

CPC classification number: C09J175/04 ,  C09J11/02 ,  C09J2301/416 ,  C09J2301/502

Abstract: An adhesive set is disclosed. This adhesive set includes a main agent containing a compound having two or more isocyanate groups and a curing agent containing a compound having two or more hydroxyl groups. At least one of the compound having two or more isocyanate groups and the compound having two or more hydroxyl groups has a disulfide bond in the molecule. At least one of the main agent and the curing agent further contains a curing catalyst. At least one of the main agent and the curing agent further contains a photoradical generator.

公开(公告)号：US20230332026A1

公开(公告)日：2023-10-19

申请号：US17926667

申请日：2021-10-13

Applicant: Showa Denko Materials Co., Ltd.

Inventor： Yuki MIYAMOTO ,  Masahito WATANABE ,  Takashi KUMAKI

IPC: C09J181/02 ,  C09J11/06 ,  C09J4/00 ,  C08G75/045

CPC classification number: C09J181/02 ,  C09J11/06 ,  C09J4/00 ,  C08G75/045

Abstract: Disclosed is a photocurable composition containing a dithiol compound having a disulfide bond, a compound having two ethylenically unsaturated groups, a hydrogen abstraction type photoradical generator, and an intramolecular cleavage type photoradical generator.

公开(公告)号：US20220162406A1

公开(公告)日：2022-05-26

申请号：US17601832

申请日：2021-04-07

Applicant: Showa Denko Materials Co., Ltd.

Inventor： Yuki MIYAMOTO ,  Junichi KAMEI ,  Hiroshi OSAKI ,  Koichi SAITO ,  Takashi KUMAKI

IPC: C08J5/18 ,  C08G18/76 ,  C08G18/38 ,  C08G18/24 ,  C08K5/5397 ,  C08K5/45 ,  G03F7/038 ,  G03F7/039

Abstract: Disclosed is an optically softening resin composition, containing: a compound having a disulfide bond; and a radical scavenger. Further disclosed is a curable resin composition, containing: a monomer having a disulfide bond and a functional group; a monomer having a substituent reactive with the functional group; and a radical scavenger.

公开(公告)号：US20230374276A1

公开(公告)日：2023-11-23

申请号：US18031496

申请日：2021-10-13

Applicant: SHOWA DENKO MATERIALS CO., LTD.

Inventor： Tetsuya IMAI ,  Yuki MIYAMOTO ,  Keiichi SAKAMOTO ,  Masaru WATANABE ,  Takashi KUMAKI

IPC: C08L1/28

CPC classification number: C08L1/286

Abstract: Disclosed is a composition containing: a cross-linked body of a hydrophilic polymer having a cross-linkable functional group; and a photo-radical generating agent. The cross-linked body is a hydrophilic polymer cross-linked through a disulfide bond.