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公开(公告)号：EP3882296A1
公开(公告)日：2021-09-22
申请号：EP19883406.1
申请日：2019-11-14
发明人： TSUDA, Akihiko
IPC分类号： C08G64/38
摘要： The objective of the present invention is to provide a method for producing a polycarbonate safely and efficiently. A method for producing a polycarbonate is characterized in comprising the step of irradiating a light to a composition comprising a C 1-4 halogenated hydrocarbon, the specific diol compound and the specific base in the presence of oxygen.
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公开(公告)号：EP3882231A1
公开(公告)日：2021-09-22
申请号：EP19883691.8
申请日：2019-11-14
发明人： TSUDA, Akihiko
IPC分类号： C07C68/00 , C07C68/02 , C07C69/96 , C07D317/36 , C08G64/20
摘要： The objective of the present invention is to provide a method for producing a polycarbonate safely and efficiently even without using a base. The method for producing a carbonate derivative according to the present invention is characterized in comprising the step of irradiating a high energy light to a composition comprising the halogenated methane and the hydroxy group-containing compound in the presence of oxygen, wherein a molar ratio of a total usage amount of the hydroxy group-containing compound to 1 mole of the halogenated methane is 0.05 or more.
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公开(公告)号：EP3626702A1
公开(公告)日：2020-03-25
申请号：EP18802405.3
申请日：2018-04-27
发明人： TSUDA, Akihiko
IPC分类号： C07C68/00 , C07C69/96 , C07D317/38 , C07D317/46 , C08G64/00 , C07B61/00
摘要： The objective of the present invention is to provide a method for producing a carbonate derivative in a safe and efficient manner. The method for producing a carbonate derivative according to the present invention is characterized in comprising irradiating light on a composition containing a C 1-4 halogenated hydrocarbon having one or more kinds of halogen atoms selected from the group consisting of a chlorine atom, a bromine atom and an iodine atom, a nucleophilic functional group-containing compound and the specific base in the presence of oxygen.
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公开(公告)号：EP4292708A1
公开(公告)日：2023-12-20
申请号：EP22752574.8
申请日：2022-01-25
申请人： National University Corporation Kobe University , AGC INC. , MITSUBISHI GAS CHEMICAL COMPANY, INC.
IPC分类号： B01J35/02 , C07C263/10 , C07C265/04 , C07C265/14 , C07D317/38 , C08G64/20 , C08G64/22 , C07D263/44 , C07C68/02 , C07C69/96
摘要： The objective of the present invention is to provide a method for producing a carbonyl halide efficiently to the used halogenated methane. The method for producing a carbonyl halide according to the present invention is characterized in comprising the steps of preparing a mixed gas comprising oxygen and a halogenated methane having one or more halogeno groups selected from the group consisting of chloro, bromo and iodo, and flowing the mixed gas and irradiating a high energy light to the flowed mixed gas.
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公开(公告)号：EP4026801A1
公开(公告)日：2022-07-13
申请号：EP20859957.1
申请日：2020-09-02
申请人： National University Corporation Kobe University , MITSUBISHI GAS CHEMICAL COMPANY, INC. , AGC Inc.
发明人： TSUDA, Akihiko
摘要： The objective of the present invention is to provide a method for producing a halogenated carbonyl safely and efficiently. The method for producing a halogenated carbonyl according to the present invention is characterized in comprising the step of applying ultrasound to a composition containing a C 1-4 halogenated hydrocarbon having one or more halogeno groups selected from the group consisting of chloro, bromo and iodo in the presence of oxygen to decompose the C 1-4 halogenated hydrocarbon.
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公开(公告)号：EP4428171A1
公开(公告)日：2024-09-11
申请号：EP22889869.8
申请日：2022-10-27
发明人： TSUDA, Akihiko , OKAZOE, Takashi , WADA, Hiroshi , TANAKA, Hideaki , SUNAYAMA, Yoshitaka , KAKIUCHI, Toshifumi
IPC分类号： C08G18/80 , C07C271/20 , C08G71/04
CPC分类号： C08G71/04 , C07C271/20 , C08G18/80
摘要： The objective of the present invention is to provide a method for producing a high quality fluorine-containing polyurethane without using an isocyanate, and a fluorine-containing biscarbamate compound used for the method. The method for producing a fluorine-containing polyurethane according to the present invention is characterized in comprising the step of reacting a fluorine-containing biscarbamate compound represented by the following formula (I) and a diol compound represented by the following formula (II), wherein the fluorine-containing polyurethane is represented by the following formula (III):
wherein Rf1 is a fluorine-containing C1-6 alkyl group, Rf2 is a divalent fluorine-containing organic group, R1 is a divalent organic group.-
公开(公告)号：EP4428179A1
公开(公告)日：2024-09-11
申请号：EP22889872.2
申请日：2022-10-27
发明人： TSUDA, Akihiko , OKAZOE, Takashi
IPC分类号： C08G71/04
CPC分类号： C08G71/04
摘要： The objective of the present invention is to provide a method for efficiently producing high quality polyurethane. The method for producing polyurethane according to the present invention is characterized in the steps of reacting the specific fluorocarbonate compound and a polyol compound to produce a carbonate compound, and reacting the carbonate compound represented and the specific an amino compound.
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公开(公告)号：EP4151671A1
公开(公告)日：2023-03-22
申请号：EP21803803.2
申请日：2021-05-07
发明人： TSUDA, Akihiko , OKAZOE, Takashi , WADA, Hiroshi , TANAKA, Hideaki , SUNAYAMA, Yoshitaka , KAKIUCHI, Toshifumi
摘要： The objective of the present invention is to provide a method for efficiently producing a high quality polyurethane. The method for producing polyurethane according to the present invention is characterized in comprising the step of reacting the specific fluorocarbonate compound and divalent alcohol compound to obtain a biscarbonate compound, and the step of reacting the biscarbonate compound and a divalent amino compound to obtain polyurethane.
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公开(公告)号：EP3882235A1
公开(公告)日：2021-09-22
申请号：EP19883776.7
申请日：2019-11-14
发明人： TSUDA, Akihiko , OKAZOE, Takashi
IPC分类号： C07C263/10 , C07C263/14 , C07C265/04 , C07C265/12 , C08G18/32 , C08G18/70
摘要： The objective of the present invention is to provide a method for producing an isocyanate compound safely and efficiently. The method for producing an isocyanate compound according to the present invention is characterized in comprising the steps of irradiating a high energy light to a halogenated methane at a temperature of 15°C or lower in the presence of oxygen, and further adding a primary amine compound to be reacted without irradiating a high energy light.
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公开(公告)号：EP3626701A1
公开(公告)日：2020-03-25
申请号：EP18801749.5
申请日：2018-04-27
发明人： TSUDA, Akihiko
IPC分类号： C07C68/00 , C07C69/96 , C07C273/00 , C07C275/32
摘要： The objective of the present invention is to provide a method for producing a fluorinated carbonate derivative in a safe and efficient manner. The method for producing a fluorinated carbonate derivative according to the present invention is characterized in comprising irradiating light on a composition containing a C 1-4 halogenated hydrocarbon having one or more kinds of halogen atoms selected from the group consisting of a chlorine atom, a bromine atom and an iodine atom, a fluorine-containing compound having a nucleophilic functional group and a base in the presence of oxygen.
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