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:
Jan. 18, 2022
Filed:
Dec. 19, 2016
Applicant:
Nof Corporation, Tokyo, JP;
Inventors:
Assignee:
NOF CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 105/38 (2006.01); C09K 5/04 (2006.01); C10N 20/02 (2006.01); C10N 40/30 (2006.01);
U.S. Cl.
CPC ...
C10M 105/38 (2013.01); C09K 5/045 (2013.01); C09K 2205/122 (2013.01); C09K 2205/24 (2013.01); C10M 2207/2835 (2013.01); C10N 2020/02 (2013.01); C10N 2040/30 (2013.01);
Abstract
It is provided an ester for a refrigerator oil and of mixed alcohols and mixed monocarboxylic acids. The mixed alcohols include dipentaerythritol and tripentaerythritol in a mass ratio of 90/10 to 99.7/0.3, and the mixed monocarboxylic acids include n-pentanoic acid and 2-methyl butanoic acid in a mass ratio of 50/50 to 80/20. The ester has a kinematic viscosity of 50 to 150 mm/s at 40° C.