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US 11,135,544 B2Granted
Acidic gas absorbent, acidic gas removal method and acidic gas removal apparatus
AssigneesKabushiki Kaisha Toshiba, Toshiba Energy Systems & Solutions Corporation
InventorsAkiko Suzuki, Yoshihiko Nakano, Reiko Yoshimura, Toshihiro Imada, Takashi Kuboki, Kenji Sano, Shinji Murai, Mitsuru Udatsu
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Abstract
The embodiments provide an acidic gas absorbent, an acidic gas removal method using the absorbent, and an acidic gas removal apparatus using the absorbent. The absorbent absorbs an acidic gas in a large amount and is hardly diffused. The acidic gas absorbent according to the embodiment comprises an amine compound represented by the following formula (1):
Claims6
A composition comprising:
- water and an amine compound selected from the group consisting of
- and further comprising an aminoalcohol or a piperazine derivative.
Dependencies are inferred from the claim text.