Title:
REFRIGERANT-CONTAINING COMPOSITION, USE THEREOF, COOLING METHOD USING SAME, AND REFRIGERATOR COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2018/212204
Kind Code:
A1
Abstract:
Provided is a substituent mixed refrigerant of which, when the permissible concentration (OEL) of R1234yf is 200ppm, the OEL of the composition as a whole is at least 400ppm. A refrigerant-containing composition, wherein the refrigerant includes difluoromethane (R32), 2,3,3,3-tetrafluoropropene (R1234yf) and trans-1,3,3,3-tetrafluoropropene (R1234ze(E)), and the mass ratio of the three components is within the range of the region enclosed by the lines a, b, c, d and e that connect the points A, B, C, D and E as depicted in the triangular composition diagram in figure 1 where the three components each serve as a vertex.
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Inventors:
ITANO MITSUSHI (JP)
OHKUBO SHUN (JP)
KUROKI HITOMI (JP)
TSUCHIYA TATSUMI (JP)
GOBOU KENJI (JP)
OHKUBO SHUN (JP)
KUROKI HITOMI (JP)
TSUCHIYA TATSUMI (JP)
GOBOU KENJI (JP)
Application Number:
PCT/JP2018/018819
Publication Date:
November 22, 2018
Filing Date:
May 15, 2018
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
C09K5/04
Domestic Patent References:
WO2014031962A1 | 2014-02-27 | |||
WO2010059677A2 | 2010-05-27 |
Foreign References:
JP2013542312A | 2013-11-21 | |||
JP2017036452A | 2017-02-16 | |||
JP2015521668A | 2015-07-30 | |||
JP2015527466A | 2015-09-17 | |||
JP2015131966A | 2015-07-23 | |||
JPH09324175A | 1997-12-16 | |||
US20100019190A1 | 2010-01-28 | |||
JP2013529703A | 2013-07-22 | |||
JP2007535611A | 2007-12-06 |
Other References:
See also references of EP 3626798A4
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (JP)
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