Title:
PHOTOCURABLE COMPOSITION, THREE-DIMENSIONAL MOLDED OBJECT, TOOL TO BE ATTACHED INSIDE ORAL CAVITY, AND TOOL TO BE ATTACHED INSIDE EAR
Document Type and Number:
WIPO Patent Application WO/2023/190254
Kind Code:
A1
Abstract:
Provided is a photocurable composition which contains a photopolymerizable component and a photopolymerization initiator. When a test piece A1 having an angular shape is produced in accordance with ASTM D624, the tearing strength of the test piece A1 at 25ºC is 2 N/mm or more. When a cylindrical test piece A2 having a diameter of 40 mm and a thickness of 6 mm is produced, the Shore A hardness of the test piece A2 at 25ºC is 50 or less.
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Inventors:
KOBAYASHI EIJI (JP)
ENDO SUGURU (JP)
HAYASHI TAKAAKI (JP)
ENDO SUGURU (JP)
HAYASHI TAKAAKI (JP)
Application Number:
PCT/JP2023/012012
Publication Date:
October 05, 2023
Filing Date:
March 24, 2023
Export Citation:
Assignee:
MITSUI CHEMICALS INC (JP)
International Classes:
C08F290/06; A61C13/15; A61F11/08; A61K6/62; A61K6/887; A61K6/90; B29C64/124; B33Y70/00; B33Y80/00; C08F2/48
Domestic Patent References:
| WO2019189566A1 | 2019-10-03 | |||
| WO2018038056A1 | 2018-03-01 | |||
| WO2020246610A1 | 2020-12-10 |
Foreign References:
| JPH09216924A | 1997-08-19 | |||
| JP2021088150A | 2021-06-10 | |||
| JP2005518468A | 2005-06-23 | |||
| JPH05130697A | 1993-05-25 | |||
| US20070116311A1 | 2007-05-24 | |||
| JP2020172083A | 2020-10-22 |
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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