Title:
PHOTON UPCONVERSION COMPOSITION, FILM, MYOPIA-SUPPRESSING TRANSPARENT PRODUCT, AND METHOD FOR CONVERTING VISIBLE LIGHT INTO ULTRAVIOLET LIGHT
Document Type and Number:
WIPO Patent Application WO/2023/037848
Kind Code:
A1
Abstract:
This heavy-metal-free photon upconversion composition that includes a compound having a coumarin skeleton exhibits high photon upconversion efficiency at low excitation light intensity.
Inventors:
YANAI NOBUHIRO (JP)
KIMIZUKA NOBUO (JP)
HARADA NAOYUKI (JP)
SASAKI YOICHI (JP)
UJI MASANORI (JP)
ROY BIBHISAN (JP)
KIMIZUKA NOBUO (JP)
HARADA NAOYUKI (JP)
SASAKI YOICHI (JP)
UJI MASANORI (JP)
ROY BIBHISAN (JP)
Application Number:
PCT/JP2022/031415
Publication Date:
March 16, 2023
Filing Date:
August 19, 2022
Export Citation:
Assignee:
UNIV KYUSHU NAT UNIV CORP (JP)
International Classes:
C09K11/06; G02B5/20
Domestic Patent References:
WO2016183424A1 | 2016-11-17 | |||
WO2019005943A1 | 2019-01-03 |
Other References:
HUANG DANDAN, SUN JIFU, MA LIHUA, ZHANG CAISHUN, ZHAO JIANZHANG: "Preparation of ketocoumarins as heavy atom-free triplet photosensitizers for triplet—triplet annihilation upconversion", PHOTOCHEMICAL & PHOTOBIOLOGICAL SCIENCES, ROYAL SOCIETY OF CHEMISTRY , CAMBRIDGE, GB, vol. 12, no. 5, 1 May 2013 (2013-05-01), GB , pages 872 - 882, XP093046418, ISSN: 1474-905X, DOI: 10.1039/c3pp25416j
LING HUANG, ET AL.: "Expanding Anti-Stokes Shifting in Triplet-Triplet Annihilation Upconversion for In Vivo Anticancer Prodrug Activation", ANGEWANDTE CHEMIE INTERNATIONAL EDITION, VERLAG CHEMIE, HOBOKEN, USA, vol. 56, no. 46, 5 September 2017 (2017-09-05), Hoboken, USA, pages 14400 - 14404, XP055581185, ISSN: 1433-7851, DOI: 10.1002/anie.201704430
NAGASAWA YUTAKA, YARTSEV ARKADIY P, TOMINAGA KEISUKE, BISHT PREM B, JOHNSON ALAN E, YOSHIHARA KEITARO: "Dynamic Aspects of Ultrafast Intermolecular Electron Transfer Faster Than Solvation Process: Substituent Effects and Energy Gap Dependence", THE JOURNAL OF PHYSICAL CHEMISTRY, AMERICAN CHEMICAL SOCIETY, vol. 99, no. 2, 1 January 1995 (1995-01-01), pages 653 - 662, XP093046421, ISSN: 0022-3654, DOI: 10.1021/j100002a033
Y. MURAKAMI ET AL., PHYS. CHEM. CHEM. PHYS., vol. 22, 2020, pages 27134
LING HUANG, ET AL.: "Expanding Anti-Stokes Shifting in Triplet-Triplet Annihilation Upconversion for In Vivo Anticancer Prodrug Activation", ANGEWANDTE CHEMIE INTERNATIONAL EDITION, VERLAG CHEMIE, HOBOKEN, USA, vol. 56, no. 46, 5 September 2017 (2017-09-05), Hoboken, USA, pages 14400 - 14404, XP055581185, ISSN: 1433-7851, DOI: 10.1002/anie.201704430
NAGASAWA YUTAKA, YARTSEV ARKADIY P, TOMINAGA KEISUKE, BISHT PREM B, JOHNSON ALAN E, YOSHIHARA KEITARO: "Dynamic Aspects of Ultrafast Intermolecular Electron Transfer Faster Than Solvation Process: Substituent Effects and Energy Gap Dependence", THE JOURNAL OF PHYSICAL CHEMISTRY, AMERICAN CHEMICAL SOCIETY, vol. 99, no. 2, 1 January 1995 (1995-01-01), pages 653 - 662, XP093046421, ISSN: 0022-3654, DOI: 10.1021/j100002a033
Y. MURAKAMI ET AL., PHYS. CHEM. CHEM. PHYS., vol. 22, 2020, pages 27134
Attorney, Agent or Firm:
SIKS & CO. (JP)
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