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. 23, 2019
Filed:
Feb. 06, 2015
Applicant:
KH Neochem Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
KH NEOCHEM CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/04 (2006.01); C10M 171/00 (2006.01); C10M 169/04 (2006.01); C10M 105/38 (2006.01); C10M 129/74 (2006.01); C10M 129/72 (2006.01);
U.S. Cl.
CPC ...
C10M 171/008 (2013.01); C09K 5/045 (2013.01); C10M 105/38 (2013.01); C10M 129/72 (2013.01); C10M 129/74 (2013.01); C10M 169/04 (2013.01); C09K 2205/126 (2013.01); C09K 2205/22 (2013.01); C09K 2205/24 (2013.01); C10M 2207/026 (2013.01); C10M 2207/042 (2013.01); C10M 2207/282 (2013.01); C10M 2207/283 (2013.01); C10M 2207/2835 (2013.01); C10M 2223/041 (2013.01); C10N 2220/028 (2013.01); C10N 2220/302 (2013.01); C10N 2230/02 (2013.01); C10N 2230/06 (2013.01); C10N 2230/70 (2013.01); C10N 2240/30 (2013.01);
Abstract
The present invention provides a refrigerating-machine oil composition which comprises the following ester additive (a) and the following ester base oil (b), the content of the ester additive (a) being 5-45 mass % with respect to the total amount of the refrigerating-machine oil composition. Ester additive (a): At least one ester of isotridecanoic acid with pentaerythritol Ester base oil (b): Polyhydric-alcohol esters comprising esters of two or more aliphatic monocarboxylic acids selected from among C4-9 aliphatic monocarboxylic acids with pentaerythritol.