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:
Oct. 22, 2019
Filed:
Jan. 09, 2013
Applicant:
Arkema France, Colombes, FR;
Inventor:
Béatrice Boussand, Sainte Foy les Lyon, FR;
Assignee:
ARKEMA FRANCE, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 5/04 (2006.01); C10M 171/00 (2006.01); F25B 1/00 (2006.01);
U.S. Cl.
CPC ...
C09K 5/045 (2013.01); C10M 171/008 (2013.01); F25B 1/005 (2013.01); C09K 2205/102 (2013.01); C09K 2205/126 (2013.01); C09K 2205/24 (2013.01); C10M 2207/2835 (2013.01); C10M 2209/1033 (2013.01); C10M 2209/1055 (2013.01); C10N 2220/302 (2013.01); C10N 2240/30 (2013.01);
Abstract
A composition including 2,3,3,3-tetrafluoropropene and a lubricating oil including a polyalkylene glycol and a polyol ester, the polyol ester content in the lubricating oil being less than or equal to 25%. A method of lubricating a vapor compression circuit, the method including using a mixture including a polyalkylene glycol and a polyol ester as lubricating oil in the vapor compression circuit, in combination with a heat transfer fluid comprising 2,3,3,3-tetrafluoropropene, the content of polyol ester in the lubricating oil being less than or equal to 25%. Further, the use of said composition in methods for heating or cooling.