公开(公告)号：US20220089927A1

公开(公告)日：2022-03-24

申请号：US17543981

申请日：2021-12-07

Applicant: AGC Inc.

Inventor： Masato Fukushima ,  Hiroaki Mitsuoka ,  Mai Tasaka

IPC: C09K5/04 ,  C10M105/06 ,  C10M105/38 ,  C10M107/24 ,  C10M107/34 ,  C10M105/48 ,  C10M105/44 ,  C10M105/36 ,  C10M171/00 ,  F25B1/00 ,  F25B31/00 ,  F25B43/00

Abstract: To provide a composition for a heat cycle system, which comprises a working fluid for heat cycle which has a low global warming potential and high stability, and which can replace R410A, and a heat cycle system employing the composition.
A composition for a heat cycle system, which comprises a working fluid for heat cycle containing trifluoroethylene, and a stabilizer for preventing deterioration of the working fluid for heat cycle, such as an oxidation resistance-improving agent, a heat resistance-improving agent or a metal deactivator, and a heat cycle system employing the composition for a heat cycle system.

公开(公告)号：US10358591B2

公开(公告)日：2019-07-23

申请号：US15236018

申请日：2016-08-12

Applicant: AGC Inc.

Inventor： Masato Fukushima ,  Hiroaki Mitsuoka ,  Mai Tasaka

IPC: C09K5/04 ,  C10M101/02 ,  C10M105/00 ,  C10M105/06 ,  C10M105/32 ,  C10M105/38 ,  C10M105/42 ,  C10M105/48 ,  C10M107/24 ,  C10M107/34 ,  C10M105/02 ,  F25B1/00 ,  F25B31/00 ,  C10M171/00

Abstract: To provide a composition for a heat cycle system having favorable lubricating properties and comprising a working fluid for heat cycle which has a low global warming potential and which can replace R410A and a heat cycle system employing the composition.A composition for a heat cycle system comprising a working fluid for heat cycle containing trifluoroethylene, and a refrigerant oil (for example, an ester refrigerant oil, an ether refrigerant oil, a polyglycol refrigerant oil or a hydrocarbon refrigerant oil), and a heat cycle system employing the composition for a heat cycle system.

公开(公告)号：US10851276B2

公开(公告)日：2020-12-01

申请号：US16432174

申请日：2019-06-05

Applicant: AGC Inc.

Inventor： Masato Fukushima ,  Hiroaki Mitsuoka ,  Mai Tasaka

IPC: C09K5/04 ,  C10M171/00 ,  C10M105/06 ,  C10M105/38 ,  C10M107/24 ,  C10M107/34 ,  C10M105/02 ,  F25B1/00 ,  F25B31/00 ,  C10M101/02 ,  C10M105/00 ,  C10M105/32 ,  C10M105/42 ,  C10M105/48 ,  C10N20/00 ,  C10N30/06 ,  C10N30/12 ,  C10N30/20 ,  C10N30/00 ,  C10N40/30

Abstract: To provide a composition for a heat cycle system having favorable lubricating properties and comprising a working fluid for heat cycle which has a low global warming potential and which can replace R410A and a heat cycle system employing the composition. A composition for a heat cycle system comprising a working fluid for heat cycle containing trifluoroethylene, and a refrigerant oil (for example, an ester refrigerant oil, an ether refrigerant oil, a polyglycol refrigerant oil or a hydrocarbon refrigerant oil), and a heat cycle system employing the composition for a heat cycle system.

公开(公告)号：US10787597B2

公开(公告)日：2020-09-29

申请号：US16152669

申请日：2018-10-05

Applicant: AGC Inc.

Inventor： Masato Fukushima ,  Hiroaki Mitsuoka ,  Mai Tasaka ,  Satoshi Kawaguchi ,  Katsuya Ueno ,  Toshiyuki Tanaka ,  Hidekazu Okamoto ,  Tetsuo Otsuka ,  Yoshinobu Kadowaki ,  Tatsuhiro Nogami ,  Daisuke Shirakawa ,  Hirokazu Takagi ,  Takeaki Arai

IPC: C09K5/04

Abstract: A working fluid for heat cycle, wherein the global warming potential is less than 300; the product of the relative coefficient of performance and the relative refrigerating capacity is at least 0.820 relative to R410A in a standard refrigerating cycle under conditions of an evaporation temperature of 0° C., a condensing temperature of 40° C., a supercoiling degree of 5° C. and a degree of superheat of 5° C.; the relative compressor discharge gas pressure is at most 1.100; the lower limit of the combustion range by method A in High Pressure Gas Safety Act is at least 5 vol %; and the pressure will not exceed 2.00 MPaG in a combustion test by method A in High Pressure Gas Safety act under 0.98 MPaG at 250° C.

公开(公告)号：US20190003469A1

公开(公告)日：2019-01-03

申请号：US16109081

申请日：2018-08-22

Applicant: AGC INC.

Inventor： Hiroki HAYAMIZU ,  Masato Fukushima ,  Hirokazu Takagi ,  Mai Tasaka

IPC: F04B39/06 ,  F25B1/10 ,  F25B41/04 ,  F25B49/02 ,  F24F11/41

Abstract: A heat exchange unit includes a compressor configured to compress a working medium that circulates through a refrigerating cycle, the working medium including 1,1,2-trifluoroethylene, a heat exchanger provided in the refrigerating cycle, and a heat dissipation means configured to dissipate heat generated in the compressor without using the working medium.

公开(公告)号：US10392546B2

公开(公告)日：2019-08-27

申请号：US15928805

申请日：2018-03-22

Applicant: AGC Inc.

Inventor： Masato Fukushima ,  Hiroaki Mitsuoka ,  Mai Tasaka ,  Daisuke Shirakawa ,  Hirokazu Takagi ,  Takeaki Arai

IPC: C09K5/04 ,  C10M171/00 ,  F25B1/00 ,  F25B31/00 ,  F25B43/00

Abstract: A composition for a heat cycle system and a heat cycle system employing the composition are provided. The composition has favorable lubricating properties and contains a working fluid for heat cycle and a refrigerant oil. The working fluid has a low global warming potential and can replace R410A. The working fluid contains an unsaturated fluorinated hydrocarbon compound having a specific structure. The refrigerant oil has a breakdown voltage of at least 25 kV, a hydroxyl value of at most 0.1 mgKOH/g, and a kinematic viscosity at 40° C. of from 5 to 200 mm2/s and a kinematic viscosity at 100° C. of from 2 to 30 mm2/s.

公开(公告)号：US11072734B2

公开(公告)日：2021-07-27

申请号：US16453092

申请日：2019-06-26

Applicant: AGC Inc.

Inventor： Masato Fukushima ,  Hiroaki Mitsuoka ,  Mai Tasaka ,  Daisuke Shirakawa ,  Hirokazu Takagi ,  Takeaki Arai

IPC: C09K5/04 ,  C10M171/00 ,  F25B1/00 ,  F25B31/00 ,  F25B43/00 ,  C10N20/02 ,  C10N20/00 ,  C10N30/02 ,  C10N40/16 ,  C10N40/30

Abstract: A composition for a heat cycle system and a heat cycle system employing the composition are provided. The composition has favorable lubricating properties and contains a working fluid for heat cycle and a refrigerant oil. The working fluid has a low global warming potential and can replace R410A. The working fluid contains an unsaturated fluorinated hydrocarbon compound having a specific structure. The refrigerant oil has a breakdown voltage of at least 25 kV, a hydroxyl value of at most 0.1 mgKOH/g, and a kinematic viscosity at 40° C. of from 5 to 200 mm2/s and a kinematic viscosity at 100° C. of from 2 to 30 mm2/s.

公开(公告)号：US11421138B2

公开(公告)日：2022-08-23

申请号：US17543981

申请日：2021-12-07

Applicant: AGC Inc.

Inventor： Masato Fukushima ,  Hiroaki Mitsuoka ,  Mai Tasaka

IPC: C09K5/04 ,  C10M105/06 ,  C10M105/38 ,  C10M107/24 ,  C10M107/34 ,  C10M105/48 ,  C10M105/44 ,  C10M105/36 ,  C10M171/00 ,  F25B1/00 ,  F25B31/00 ,  F25B43/00 ,  C10N10/02 ,  C10N20/02 ,  C10N20/00 ,  C10N30/02 ,  C10N30/10 ,  C10N30/00 ,  C10N40/30

Abstract: To provide a composition for a heat cycle system, which comprises a working fluid for heat cycle which has a low global warming potential and high stability, and which can replace R410A, and a heat cycle system employing the composition.
A composition for a heat cycle system, which comprises a working fluid for heat cycle containing trifluoroethylene, and a stabilizer for preventing deterioration of the working fluid for heat cycle, such as an oxidation resistance-improving agent, a heat resistance-improving agent or a metal deactivator, and a heat cycle system employing the composition for a heat cycle system.

公开(公告)号：US11149177B2

公开(公告)日：2021-10-19

申请号：US16259342

申请日：2019-01-28

Applicant: AGC Inc.

Inventor： Mai Tasaka ,  Hirokazu Takagi ,  Masato Fukushima ,  Toshiyuki Tanaka

IPC: C09K5/04 ,  F25B1/00

Abstract: There is provided a working fluid for heat cycle that uses (Z)-1-chloro-2,3,3,3-tetrafluoropropane (HCFO-1224yd(Z)) which has a less impact on the ozone layer, has a less impact on global warming, and has excellent cycle performance, the working fluid for heat cycle having sufficiently ensured stability and having high productivity. The working fluid for heat cycle contains HCFO-1224yd(Z) and an impurity, wherein the impurity includes a specific trace component, and a total content ratio of the trace component to a total amount of the working fluid is less than 1.5 mass %.

公开(公告)号：US20190322916A1

公开(公告)日：2019-10-24

申请号：US16432174

申请日：2019-06-05

Applicant: AGC Inc.

Inventor： Masato Fukushima ,  Hiroaki Mitsuoka ,  Mai Tasaka

IPC: C09K5/04 ,  F25B31/00 ,  C10M171/00 ,  C10M107/24 ,  C10M105/02 ,  C10M105/06 ,  C10M107/34 ,  C10M105/38 ,  F25B1/00

Abstract: To provide a composition for a heat cycle system having favorable lubricating properties and comprising a working fluid for heat cycle which has a low global warming potential and which can replace R410A and a heat cycle system employing the composition. A composition for a heat cycle system comprising a working fluid for heat cycle containing trifluoroethylene, and a refrigerant oil (for example, an ester refrigerant oil, an ether refrigerant oil, a polyglycol refrigerant oil or a hydrocarbon refrigerant oil), and a heat cycle system employing the composition for a heat cycle system.