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Patent Searching and Data


Title:
COMPOSITION CONTAINING FLUORINATED HYDROCARBON MIXTURE, AND APPLICATION FOR SAME
Document Type and Number:
WIPO Patent Application WO/2017/171090
Kind Code:
A1
Abstract:
The present invention provides a refrigerant composition provided with both ASHRAE incombustibility and small GWP. The present invention specifically provides a composition containing a fluorinated hydrocarbon mixture, wherein the mixture includes difluoromethane (R32), pentafluoroethane (R125), 1,1,1,2-tetrafluoroethane (R134a), and 2,3,3,3-tetrafluoropropene (1234yf) in specific concentrations.

Inventors:
ITANO, Mitsushi (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
YAMADA, Yasufu (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
TSUCHIYA, Tatsumi (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
KUROKI, Hitomi (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
Application Number:
JP2017/013860
Publication Date:
October 05, 2017
Filing Date:
March 31, 2017
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
Foreign References:
JP2013529703A2013-07-22
JP2015511262A2015-04-16
JP2015522672A2015-08-06
JP2015129289A2015-07-16
US20140223927A12014-08-14
JP2016217628A2016-12-22
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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