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公开(公告)号：US20190292430A1
公开(公告)日：2019-09-26
申请号：US16439367
申请日：2019-06-12
Applicant: AGC Inc.
Inventor： Hidekazu Okamoto
Abstract: To provide a composition for a heat cycle system comprising trifluoroethylene (HFO-1123), which has a low global warming potential and excellent cycle performance of HFO-1123 and which has high durability, and a heat cycle system employing the composition, which has less influence over global warming and has both high cycle performance and durability.A composition for a heat cycle system, which comprises a working fluid for heat cycle containing trifluoroethylene, and a radical scavenger, and a heat cycle system employing the composition for a heat cycle system.
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公开(公告)号：US10221112B2
公开(公告)日：2019-03-05
申请号：US15881171
申请日：2018-01-26
Applicant: AGC Inc.
Inventor： Mari Ichinokawa , Hidekazu Okamoto , Ryuji Seki
Abstract: There is provided a method of efficiently manufacturing 1-chloro-2,3,3-trifluoropropene by an industrially feasible method by using a raw material which is easy to obtain. A method of manufacturing 1-chloro-2,3,3-trifluoropropene, including subjecting 3-chloro-1,1,2,2-tetrafluoropropane to a dehydrofluorination reaction in the presence of a base.
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公开(公告)号：US10723679B2
公开(公告)日：2020-07-28
申请号：US16592901
申请日：2019-10-04
Applicant: AGC Inc.
Inventor： Masahiko Nakamura , Atsushi Fujimori , Mari Ichinokawa , Hidekazu Okamoto , Hiroaki Mitsuoka
IPC: C07C17/383 , C07C17/25 , C07C21/18
Abstract: Provided is a method for producing (Z)-1-chloro-2,3,3-trifluoro-1-propene where (E)-1-chloro-2,3,3-trifluoro-1-propene and water can be efficiently removed and (Z)-1-chloro-2,3,3-trifluoro-1-propene with higher purity can be obtained at a higher recovery ratio. The method for producing (Z)-1-chloro-2,3,3-trifluoro-1-propene includes: distilling a distillation composition which contains (Z)-1-chloro-2,3,3-trifluoro-1-propene, (E)-1-chloro-2,3,3-trifluoro-1-propene and water to remove (E)-1-chloro-2,3,3-trifluoro-1-propene and water as an azeotropic composition or an azeotropic-like composition.
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公开(公告)号：US10683249B2
公开(公告)日：2020-06-16
申请号：US16035071
申请日：2018-07-13
Applicant: AGC Inc
Inventor： Hiroaki Mitsuoka , Toshio Miki , Masahiko Nakamura , Mari Ichinokawa , Hidekazu Okamoto , Atsushi Fujimori
Abstract: The present invention is a solvent composition including: a solvent including 1-chloro-2,3,3-trifluoro-1-propene; and at least one type of stabilizer selected from a group consisting of phenols, ethers, epoxides, amines, alcohols, and hydrocarbons, and is a solvent composition which is excellent in solubility of various organic substances and has no adverse effect on a global environment, and is excellent in stability, and this solvent composition can be used for a wide range of industrial uses such as cleaning, coating uses, and a heat transfer fluid.
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公开(公告)号：US10654778B2
公开(公告)日：2020-05-19
申请号：US16425470
申请日：2019-05-29
Applicant: AGC Inc.
Inventor： Masahiko Nakamura , Atsushi Fujimori , Mari Ichinokawa , Hidekazu Okamoto , Hiroaki Mitsuoka
IPC: C07C17/395 , C07C21/18
Abstract: To provide a method for producing 1-chloro-2,3,3-trifluoropropene, whereby it is possible to efficiently remove 1-chloro-3,3-difluoro-1-propyne and/or an oxide from a composition comprising 1-chloro-2,3,3-trifluoropropene. A method for producing 1-chloro-2,3,3-trifluoropropene, in which a composition comprising 1-chloro-2,3,3-trifluoropropene and at least one member selected from 1-chloro-3,3-difluoro-1-propyne and an oxide, is brought into contact with a basic aqueous solution to remove said at least one member selected from 1-chloro-3,3-difluoro-1-propyne and an oxide, from the composition.
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Patent Agency Ranking
16.发明申请公开(公告)号：US20200087231A1
公开(公告)日：2020-03-19
申请号：US16691991
申请日：2019-11-22
Applicant: AGC Inc.
Inventor： Masahiko Nakamura , Hiroaki Mitsuoka , Mari Ichinokawa , Atsushi Fujimori , Hidekazu Okamoto
IPC: C07C21/18 , C09D201/00 , C09K5/04 , C11D7/50 , C11D11/00 , C09D7/20 , C07C21/22 , C09K5/10 , C11D3/43 , C07C19/10
Abstract: There are provided: a solvent composition which is excellent in solubility of various organic substances and excellent in detergency, and has no adverse effect on a global environment, is excellent in stability, and is capable of suppressing corrosion of metal; a cleaning method using the solvent composition; a method of forming a coating film; a heat transfer fluid including the solvent composition; and a heat cycle system using the heat transfer fluid. A solvent composition including HCFO-1233yd and HCFC-244ca, in which a content of HCFC-244ca to a total of HCFO-1233yd and HCFC-244ca is 0.0001 to 1 mass %, a cleaning method of contacting the solvent composition with an article, a method of forming a coating film consisting of the nonvolatile organic compound using the solvent composition and a nonvolatile organic compound, a heat transfer fluid including the solvent composition, and a heat cycle system using the heat transfer fluid.
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17.发明授权公开(公告)号：US10442744B2
公开(公告)日：2019-10-15
申请号：US15856999
申请日：2017-12-28
Applicant: AGC Inc.
Inventor： Yu Takeuchi , Hidekazu Okamoto
IPC: C07C17/358 , B01J23/06 , B01J23/26 , B01J27/122 , B01J27/125 , B01J27/128 , C07C17/23 , C07C21/18 , B01J21/04 , B01J23/44 , B01J37/08 , B01J21/06 , C07B61/00
Abstract: There is provided an industrially advantageous and efficient method of producing a Z-isomer of HCFO-1224yd or HCFO-1223xd by isomerizing an E-isomer thereof. The method produces HCFO (Z-isomer) by causing specific HCFO (E-isomer) contained in a raw material composition to undergo an isomerization reaction under a condition where the HCFO (E-isomer) is isomerized.
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公开(公告)号：US10414706B2
公开(公告)日：2019-09-17
申请号：US15865463
申请日：2018-01-09
Applicant: AGC Inc.
Inventor： Masahiko Nakamura , Hiroaki Mitsuoka , Mari Ichinokawa , Atsushi Fujimori , Hidekazu Okamoto
IPC: C07C21/18 , C09K5/04 , C09D201/00 , C09D7/20 , C07C21/22 , C09K5/10 , C11D3/43 , C07C19/10 , C11D7/50 , C11D11/00 , C08K5/02
Abstract: There are provided a solvent composition which is excellent in solubility of various organic substances and excellent in detergency and a drying property, and has no adverse effect on a global environment and is excellent in stability; a cleaning method using the solvent composition; a method of forming a coating film; a heat transfer fluid including the solvent composition; and a heat cycle system using the heat transfer fluid. A solvent composition including 1-chloro-2,3,3-trifluoro-1-propene and 1-chloro-3,3-difluoro-1-propyne, a cleaning method of bringing the solvent composition and an article into contact with each other, a method of dissolving a nonvolatile organic compound in the solvent composition to produce a coating film-forming composition and evaporating the solvent composition after applying the coating film-forming composition on an article to be coated, to form a coating film, a heat transfer fluid including the solvent composition, and a heat cycle system using the heat transfer fluid.
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公开(公告)号：US10364384B2
公开(公告)日：2019-07-30
申请号：US15232989
申请日：2016-08-10
Applicant: AGC Inc.
Inventor： Hidekazu Okamoto
Abstract: To provide a composition for a heat cycle system comprising trifluoroethylene (HFO-1123), which has a low global warming potential and excellent cycle performance of HFO-1123 and which has high durability, and a heat cycle system employing the composition, which has less influence over global warming and has both high cycle performance and durability.A composition for a heat cycle system, which comprises a working fluid for heat cycle containing trifluoroethylene, and a radical scavenger, and a heat cycle system employing the composition for a heat cycle system.
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公开(公告)号：US20190152884A1
公开(公告)日：2019-05-23
申请号：US16251376
申请日：2019-01-18
Applicant: AGC Inc.
Inventor： Mari ICHINOKAWA , Hidekazu Okamoto , Ryuji Seki
Abstract: There is provided a method of efficiently manufacturing 1-chloro-2,3,3-trifluoropropene by an industrially feasible method by using a raw material which is easy to obtain. A method of manufacturing 1-chloro-2,3,3-trifluoropropene, including subjecting 3-chloro-1,1,2,2-tetrafluoropropane to a dehydrofluorination reaction in the presence of a base.
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