Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
BIPHENANTHRENE COMPOUND OR ALKALI METAL SALT THEREOF
Document Type and Number:
WIPO Patent Application WO/2023/176687
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a novel dicarboxylic acid compound that has a further improved refractive index. The solution is to provide a biphenanthrene compound, represented by general formula (1), or an alkali metal salt thereof.

Inventors:
KODERA MASATO (JP)
FUJIOKA RIE (JP)
HASHIMOTO YUKI (JP)
Application Number:
PCT/JP2023/009059
Publication Date:
September 21, 2023
Filing Date:
March 09, 2023
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
HONSHU CHEMICAL IND (JP)
International Classes:
C07C59/66; C07C67/30; C07C69/712
Domestic Patent References:
WO2021220811A12021-11-04
Foreign References:
JP2019210277A2019-12-12
JP2021017406A2021-02-15
JPH03227943A1991-10-08
JP2001081179A2001-03-27
JPS4896569A1973-12-10
Attorney, Agent or Firm:
YAMADA, Yasuyuki et al. (JP)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: FLUID PRESSURE CONTROL DEVICE

Next Patent: GLASS FIBERS