公开(公告)号：US11098138B2

公开(公告)日：2021-08-24

申请号：US16078000

申请日：2017-03-08

Applicant: TOKUYAMA DENTAL CORPORATION

Inventor： Koji Furuhashi ,  Hironobu Akizumi

IPC: C08F2/46 ,  C08F2/50 ,  C08G61/04 ,  A61K6/62 ,  C08K3/22 ,  C08K3/36

Abstract: A photopolymerization initiator including (a) a photosensitizer, (b) a tertiary amine compound and (c) an aryliodonium salt wherein, as the aryliodonium salt (c), there is selected the one that generates an acid having a dissociation constant of not less than −3.0 in water of 25° C.

公开(公告)号：US11273104B2

公开(公告)日：2022-03-15

申请号：US16491143

申请日：2018-03-05

Applicant: TOKUYAMA DENTAL CORPORATION

Inventor： Koji Furuhashi ,  Hironobu Akizumi

IPC: A61K6/62 ,  A61K6/887 ,  A61K6/853 ,  A61K6/878 ,  A61K6/84 ,  A61K6/17

Abstract: Provided is a photocurable composition that contains a polymerizable monomer (A), a spherical filler (B) having an average particle size within the range of 230-1000 nm, and a polymerization initiator (C), the photocurable composition being such that: 90% or more of the individual particles that constitute the spherical filler (B) are within a range of ±5% of the average particle size; the polymerizable monomer (A) and the spherical filler (B) satisfy condition (X1) represented by formula (1): nP

公开(公告)号：US20200069534A1

公开(公告)日：2020-03-05

申请号：US16491143

申请日：2018-03-05

Applicant: TOKUYAMA DENTAL CORPORATION

Inventor： Koji Furuhashi ,  Hironobu Akizumi

IPC: A61K6/00 ,  A61K6/083 ,  A61K6/04 ,  A61K6/06

Abstract: Provided is a photocurable composition that contains a polymerizable monomer (A), a spherical filler (B) having an average particle size within the range of 230-1000 nm, and a polymerization initiator (C), the photocurable composition being such that: 90% or more of the individual particles that constitute the spherical filler (B) are within a range of ±5% of the average particle size; the polymerizable monomer (A) and the spherical filler (B) satisfy condition (X1) represented by formula (1): nP