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Patent Searching and Data


Title:
COMPOSITION CONTAINING COOLANT, HEAT TRANSFER MEDIUM AND HEAT CYCLE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/208384
Kind Code:
A1
Abstract:
The present disclosure provides a composition which contains a coolant having characteristics such as low GWP, low combustibility, a COP equivalent to that of R410A and a refrigerating capacity equivalent to that of R410A. The present disclosure specifically provides a composition which contains a coolant that contains CO2 (R744), hexafluoropropene (FO-1216) and at least one compound A which is selected from the group consisting of trifluoroethylene (HFO-1123), trans-1, 2-difluoroethylene ((E)-HFO-1132), cis-1, 2-difluoroethylene ((Z)-HFO-1132), fluoroethylene (HFO-1141) and 3, 3, 3-trifluoropropyne (TFP).

Inventors:
ITANO, Mitsushi (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
TAKAHASHI, Kazuhiro (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
YOTSUMOTO, Yuuki (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
MIZUNO, Akihito (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
Application Number:
JP2019/016618
Publication Date:
October 31, 2019
Filing Date:
April 18, 2019
Export Citation:
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Assignee:
DAIKIN INDUSTRIES, LTD. (Umeda Center Building, 4-12 Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
International Classes:
C09K5/04; F25B1/00
Domestic Patent References:
WO2016194847A12016-12-08
WO2014178353A12014-11-06
Foreign References:
JPS5562027A1980-05-10
JP2015229767A2015-12-21
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (Kitahama TNK Building, 1-7-1 Doshomachi, Chuo-ku, Osaka-sh, Osaka 45, 〒5410045, JP)
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