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:
Nov. 02, 1999
Filed:
Jun. 07, 1995
Applicant:
Inventor:
Nicholas E Schnur, Cincinnati, OH (US);
Assignee:
Henkel Corporation, Gulph Mills, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C10M / ; C10M / ;
U.S. Cl.
CPC ...
252 68 ; 62 84 ; 62468 ; 252 67 ; 508485 ;
Abstract
An ester blend, including an ester having neopentylglycol and a source of 2-ethylhexanoic acid as its reactive components and an ester having pentaerythritol and a source of 2-ethylhexanoic acid as its reactive components, is especially effective as a lubricant for chlorine-free fluorocarbon refrigerant heat transfer fluids, particularly Refrigerant 134a (1,1,1,2-tetrafluoroethane).