The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 20, 2022
Filed:
Mar. 10, 2021
Applicant:
Daikin Industries, Ltd., Osaka, JP;
Inventors:
Yuuki Yotsumoto, Osaka, JP;
Ikumi Tomotsuka, Osaka, JP;
Akihito Mizuno, Osaka, JP;
Yuzo Komatsu, Osaka, JP;
Assignee:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/04 (2006.01); F25B 1/00 (2006.01);
U.S. Cl.
CPC ...
C09K 5/045 (2013.01); F25B 1/00 (2013.01); C09K 2205/112 (2013.01); C09K 2205/126 (2013.01); C09K 2205/128 (2013.01); C09K 2205/22 (2013.01);
Abstract
Provided is a refrigerant composition that has a low GWP; is non-flammable or mildly flammable; and has a refrigerating capacity (Cap) and/or coefficient of performance (COP) equivalent to or higher than those of traditional refrigerants, such as R-134a, R-410A, R-123, or R-404A, when used as an alternative refrigerant for these traditional refrigerants. Specifically, provided is a refrigerant composition containing FO-1216 and a hydrofluoroolefin, wherein the hydrofluoroolefin is at least one member of HFO-1234ze and HFO-1243zf.