Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
COMPOSITION INCLUDING REFRIGERANT, USE THEREOF, REFRIGERATOR HAVING SAME, AND METHOD FOR OPERATING SAID REFRIGERATOR
Document Type and Number:
WIPO Patent Application WO/2019/124403
Kind Code:
A1
Abstract:
Provided is a mixed refrigerant endowed with three types of performance; specifically, cooling capacity equivalent to that of R410A, sufficiently small GWP, and slight flammability (2L class) by the ASHRAE standard. A composition including a refrigerant, wherein the refrigerant includes each of trans-1,2-difluoroethylene (HFO-1132(E)), difluoromethane (R32), and 2,3,3,3-tetrafluoro-1-propene (R1234yf) in a specific concentration, is provided as a means for solving the problem.

Inventors:
ITANO, Mitsushi (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
KARUBE, Daisuke (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)
TAKAHASHI, Kazuhiro (Umeda Center Building, 4-12, Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
Application Number:
JP2018/046643
Publication Date:
June 27, 2019
Filing Date:
December 18, 2018
Export Citation:
Click for automatic bibliography generation   Help
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:
WO2015186557A12015-12-10
WO2015115252A12015-08-06
WO2015186670A12015-12-10
WO2015141678A12015-09-24
Foreign References:
JP2016172869A2016-09-29
JP2016011423A2016-01-21
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (Kitahama TNK Building, 1-7-1 Doshomachi, Chuo-ku, Osaka-sh, Osaka 45, 〒5410045, JP)
Download PDF: