INTERNATIONAL PATENT: NIPPON CHEMICAL INDUSTRIAL CO., LTD., 日本化学工業株式会社 FILES APPLICATION FOR "PHOSPHINE OXIDE COMPOUND, COMPOUND FOR CARBON DIOXIDE ABSORBENT, CARBON DIOXIDE ABSORBENT, CARBON DIOXIDE SEPARATION METHOD, CARBON DIOXIDE SEPARATION AND RECOVERY METHOD AND DEVICE USING CARBON DIOXIDE ABSORBENT"

GENEVA, Oct. 27 -- NIPPON CHEMICAL INDUSTRIAL CO., LTD. (9-11-1, Kameido, Koto-ku, Tokyo1368515), 日本化学工業株式会社 (東京都江東区亀戸９丁目１１番１号) filed a patent application (PCT/JP2025/014446) for "PHOSPHINE OXIDE COMPOUND, COMPOUND FOR CARBON DIOXIDE ABSORBENT, CARBON DIOXIDE ABSORBENT, CARBON DIOXIDE SEPARATION METHOD, CARBON DIOXIDE SEPARATION AND RECOVERY METHOD, AND DEVICE USING CARBON DIOXIDE ABSORBENT" on Apr 11, 2025. With publication no. WO/2025/220600, the details related to the patent application was published on Oct 23, 2025.

Notably, the patent application was submi...