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:
Apr. 19, 2022
Filed:
Apr. 17, 2019
Applicant:
Daikin Industries, Ltd., Osaka, JP;
Inventors:
Shun Ohkubo, Osaka, JP;
Mitsushi Itano, Osaka, JP;
Hitomi Kuroki, Osaka, JP;
Tatsumi Tsuchiya, Osaka, JP;
Kenji Gobou, Osaka, JP;
Assignee:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/04 (2006.01); F25B 1/047 (2006.01);
U.S. Cl.
CPC ...
C09K 5/045 (2013.01); F25B 1/047 (2013.01); C09K 2205/22 (2013.01); C09K 2205/40 (2013.01);
Abstract
The present invention provides a composition containing a refrigerant having characteristics equal to or higher than those of R23. Specifically, the present invention provides a composition containing a refrigerant, wherein the refrigerant contains (a) at least one perfluorocarbon (PFC) selected from the group consisting of PFC-14, PFC-116, PFC-c216, PFC-218, PFC-c318, and PFC-31-10, and (b) an unsaturated compound.