公开(公告)号：US10815452B2

公开(公告)日：2020-10-27

申请号：US15911298

申请日：2018-03-05

Applicant: AGC Inc.

Inventor： Masahiko Nakamura ,  Hidekazu Okamoto ,  Masaaki Tsuzaki ,  Hiroaki Mitsuoka ,  Satoko Itoh

IPC: C11D7/50 ,  C09D201/00 ,  C11D7/30 ,  C23G5/028 ,  C09D7/20 ,  B08B3/08 ,  C09D7/63 ,  C11D11/00

Abstract: There is provided a solvent composition which is a stable solvent composition which is excellent in solubility of various organic substances, has a sufficient drying property, and has no adverse effect on a global environment, is stabilized not to decompose, and moreover suppresses metal corrosion under coexistence with metal, and which can be used without having an adverse effect on articles of various materials such as metal, plastic, and elastomer in a wide range of industrial uses such as cleaning and dilution coating uses. A solvent composition including: a solvent (A) including (Z)-1-chloro-3,3,3-trifluoro-1-propene; and a stabilizer (B) consisting of HCFC whose boiling point at normal pressure is not lower than 30° C. nor higher than 60° C.

公开(公告)号：US20190276380A1

公开(公告)日：2019-09-12

申请号：US16422406

申请日：2019-05-24

Applicant: AGC Inc.

Inventor： Masahiko NAKAMURA ,  Atsushi Fujimori ,  Mari Ichinokawa ,  Hidekazu Okamoto ,  Hiroaki Mitsuoka

IPC: C07C17/383 ,  C07C17/25

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.

公开(公告)号：US11427521B2

公开(公告)日：2022-08-30

申请号：US17192186

申请日：2021-03-04

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 ,  C08B3/08 ,  C09D7/20 ,  C07C21/22 ,  C09K5/10 ,  C11D3/43 ,  C07C19/10 ,  C08K5/02

Abstract: A cleaning method may include: bringing an article to be cleaned into contact with a liquid-phase solvent composition including 1-chloro-2,3,3-trifluoro-1-propene and 1-chloro-2,2,3,3-tetrafluoropropane; and exposing the article to be cleaned to steam generated by evaporating the liquid-phase solvent composition. In the liquid-phase composition, a proportion of a content of 1-chloro-2,2,3,3-tetrafluoropropane to a total of a content of 1-chloro-2,3,3-trifluoro-1-propene and a content of 1-chloro-2,2,3,3-tetrafluoropropane may be 0.0001 to 1 mass %.

公开(公告)号：US11339314B2

公开(公告)日：2022-05-24

申请号：US16439367

申请日：2019-06-12

Applicant: AGC Inc.

Inventor： Hidekazu Okamoto

IPC: C09K5/04 ,  F25B13/00 ,  F25B25/00

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.

公开(公告)号：US11254824B2

公开(公告)日：2022-02-22

申请号：US16797237

申请日：2020-02-21

Applicant: AGC Inc.

Inventor： Hiroaki Mitsuoka ,  Toshio Miki ,  Tsuyoshi Hanada ,  Mari Ichinokawa ,  Atsushi Fujimori ,  Hidekazu Okamoto

IPC: C09K5/04 ,  C09D5/16 ,  C09D7/20 ,  B05D3/02 ,  B08B3/08 ,  C11D7/50

Abstract: To provide a solvent composition in which various organic substances are soluble, and which has no adverse effect on global environment. A solvent composition comprising 1-chloro-2,3,3,4,4,5,5-heptafluoro-1-pentene, a cleaning method using the solvent composition, a method for producing a substrate with a coating film, and a heat transfer fluid.

公开(公告)号：US11034637B2

公开(公告)日：2021-06-15

申请号：US16864425

申请日：2020-05-01

Applicant: AGC Inc.

Inventor： Hiroaki Mitsuoka ,  Toshio Miki ,  Masahiko Nakamura ,  Mari Ichinokawa ,  Hidekazu Okamoto ,  Atsushi Fujimori

IPC: C07C19/10 ,  C11D7/50 ,  C09D201/00 ,  C09D7/20 ,  C09D7/48 ,  C09K5/04 ,  B08B3/08

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.

公开(公告)号：US10975008B2

公开(公告)日：2021-04-13

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 ,  C08K5/02

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.

公开(公告)号：US20210002590A1

公开(公告)日：2021-01-07

申请号：US17025547

申请日：2020-09-18

Applicant: AGC Inc.

Inventor： Masahiko NAKAMURA ,  Hidekazu Okamoto ,  Masaaki Tsuzaki ,  Hiroaki Mitsuoka ,  Satoko Itoh

IPC: C11D7/50 ,  C09D201/00 ,  C11D7/30 ,  C23G5/028 ,  C09D7/20 ,  B08B3/08 ,  C09D7/63 ,  C11D11/00

Abstract: There is provided a solvent composition which is a stable solvent composition which is excellent in solubility of various organic substances, has a sufficient drying property, and has no adverse effect on a global environment, is stabilized not to decompose, and moreover suppresses metal corrosion under coexistence with metal, and which can be used without having an adverse effect on articles of various materials such as metal, plastic, and elastomer in a wide range of industrial uses such as cleaning and dilution coating uses. A solvent composition including: a solvent (A) including (D-1-chloro-3,3,3-trifluoro-1-propene; and a stabilizer (B) consisting of HCFC whose boiling point at normal pressure is not lower than 30° C. nor higher than 60° C.

公开(公告)号：US10472307B2

公开(公告)日：2019-11-12

申请号：US16422406

申请日：2019-05-24

Applicant: AGC Inc.

Inventor： Masahiko Nakamura ,  Atsushi Fujimori ,  Mari Ichinokawa ,  Hidekazu Okamoto ,  Hiroaki Mitsuoka

IPC: C07C17/383 ,  C07C17/25

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.

公开(公告)号：US20190337875A1

公开(公告)日：2019-11-07

申请号：US16515770

申请日：2019-07-18

Applicant: AGC Inc.

Inventor： Masahiko NAKAMURA ,  Hiroaki Mitsuoka ,  Mari Ichinokawa ,  Atsushi Fujimori ,  Hidekazu Okamoto

IPC: C07C21/18 ,  C09K5/10 ,  C11D11/00 ,  C11D7/50 ,  C11D3/43 ,  C07C19/10 ,  C07C21/22 ,  C09K5/04 ,  C09D201/00 ,  C09D7/20

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.