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1.发明公开公开(公告)号：US20230357120A1
公开(公告)日：2023-11-09
申请号：US18043960
申请日：2021-08-30
Applicant: NITTO DENKO CORPORATION
Inventor： Hirokazu MATSUDA , Daisuke FUOKA , Makoto HIRANO , Evgeny Alexandrovich PIDKO , Georgy Alexandrovich FILONENKO , Christophe REBREYEND
CPC classification number: C07C51/15 , B01J31/2409 , B01J2531/821
Abstract: The invention relates to a method for producing a formate, the method including reacting hydrogen with carbon dioxide, a hydrogen carbonate or a carbonate using a catalyst in the presence of a solvent, wherein the reaction is a two-phase system in which an organic solvent and an aqueous solvent are present in a separated state in the solvent, and the catalyst is at least one selected from a ruthenium complex represented by the formula (1) in the specification, a tautomer or stereoisomer thereof, and a salt compound of the complex, tautomer or stereoisomer.
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2.发明申请公开(公告)号：US20250162969A1
公开(公告)日：2025-05-22
申请号：US18841329
申请日：2023-02-22
Applicant: NITTO DENKO CORPORATION
Inventor： Makoto HIRANO , Hirokazu MATSUDA , Masaya SERIU , Evgeny Alexandrovich PIDKO , Georgy Alexandrovich FILONENKO , Christophe REBREYEND
Abstract: The present invention relates to a catalyst reaction method in which in a catalyst reaction using at least one catalyst selected from the group consisting of a metal complex represented by the general formula (1A) described in the specification, a tautomer or stereoisomer of the metal complex, and a salt of the metal complex or the tautomer or stereoisomer, a ligand represented by the general formula (1B) described in the specification is used in such a manner that a ratio of a substance amount of the ligand to a substance amount of the catalyst in a reaction system is greater than 0 to 15.
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公开(公告)号：US20240043367A1
公开(公告)日：2024-02-08
申请号：US18043928
申请日：2021-08-30
Applicant: NITTO DENKO CORPORATION
Inventor： Makoto HIRANO , Hirokazu MATSUDA , Evgeny Alexandrovich PIDKO , Georgy Alexandrovich FILONENKO , Christophe REBREYEND
CPC classification number: C07C51/41 , B01J31/2409 , B01J31/189 , B01J31/1616 , B01J2231/648 , B01J2531/004 , B01J2531/821
Abstract: Provided is a method for producing an alkaline earth metal formate, the method including a first step of reacting hydrogen and carbon dioxide with a carbonate or hydrogen carbonate of an alkaline earth metal using a homogeneous catalyst in the presence of a solvent in a two-phase system in which an organic phase and an aqueous phase are present in a separated state in the solvent to produce an alkaline earth metal formate.
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4.发明公开公开(公告)号：US20230312448A1
公开(公告)日：2023-10-05
申请号：US18043973
申请日：2021-08-30
Applicant: NITTO DENKO CORPORATION
Inventor： Makoto HIRANO , Hirokazu MATSUDA , Evgeny Alexandrovich PIDKO , Georgy Alexandrovich FILONENKO , Christophe REBREYEND
CPC classification number: C07C51/347 , C07F15/0046 , B01J31/2409 , B01J31/20 , B01J31/181 , C09K3/185 , B01J2531/821 , B01J2531/004 , B01J2231/648
Abstract: The invention relates to a method for producing a formate, the method including a first step of reacting hydrogen with carbon dioxide, a hydrogen carbonate or a carbonate using a catalyst in the presence of a solvent to form a formate in the reaction liquid, wherein the reaction is a two-phase system in which an organic phase and an aqueous phase are present in a separated state in the solvent, and a base concentration in the reaction is 2.5 mol/L or more.
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