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:
Jun. 10, 2025
Filed:
Jan. 30, 2023
Applicant:
Daikin Industries, Ltd., Osaka, JP;
Inventors:
Yuuki Yotsumoto, Osaka, JP;
Takashi Usui, Osaka, JP;
Assignee:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/04 (2006.01);
U.S. Cl.
CPC ...
C09K 5/045 (2013.01); C09K 2205/126 (2013.01); C09K 2205/128 (2013.01); C09K 2205/22 (2013.01);
Abstract
The propagation of a disproportionation reaction of a refrigerant is suppressed. Disclosed is a method that uses a composition in a device, in which the composition includes one or more compounds selected from the group of ethylene-based fluoroolefins, 2,3,3,3-tetrafluoropropene, and 1,3,3,3-tetrafluoropropene, and the heat capacity of a portion with a melting point greater than or equal to 1,000° C. in the device is greater than or equal to 6.5 J/K.