Title:
POLYCARBONATE RESIN, AND OPTICAL LENS AND OPTICAL FILM USING SAME
Document Type and Number:
WIPO Patent Application WO/2023/085340
Kind Code:
A1
Abstract:
The present invention can provide a polycarbonate resin comprising: a constituent unit (a) given by general formula (1-1A); a constituent unit (b) given by general formula (1-1A), but different from the constituent unit (a); a constituent unit (c-1) given by general formula (1-2A) or a constituent unit (c-2) given by general formula (3-1); and a constituent unit (d) given by general formula (2), wherein the content of the constituent unit (a) is 1-50 mol%, the content of the constituent unit (b) is 1-70 mol%, the content of the constituent unit (c-1) or (c-2) is 1-50 mol%, and the content of the constituent unit (d) is 1-30 mol%, in each case with reference to the total amount of the constituent units (a) to (d).
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Inventors:
KATO NORIYUKI (JP)
NISHIMORI KATSUSHI (JP)
MOTEGI ATSUSHI (JP)
ISHIHARA KENTARO (JP)
HARADA YUTARO (JP)
FUKUI KIYOSHIRO (JP)
NISHIMORI KATSUSHI (JP)
MOTEGI ATSUSHI (JP)
ISHIHARA KENTARO (JP)
HARADA YUTARO (JP)
FUKUI KIYOSHIRO (JP)
Application Number:
PCT/JP2022/041831
Publication Date:
May 19, 2023
Filing Date:
November 10, 2022
Export Citation:
Assignee:
MITSUBISHI GAS CHEMICAL CO (JP)
International Classes:
C08G64/02; C08L69/00; G02B1/04
Domestic Patent References:
| WO2020175663A1 | 2020-09-03 | |||
| WO2019044214A1 | 2019-03-07 | |||
| WO2019044875A1 | 2019-03-07 | |||
| WO2021230085A1 | 2021-11-18 |
Foreign References:
| JP2015007188A | 2015-01-15 | |||
| JP2013209555A | 2013-10-10 | |||
| JP2018177887A | 2018-11-15 | |||
| JP2018104691A | 2018-07-05 |
Attorney, Agent or Firm:
KOBAYASHI Hiroshi et al. (JP)
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