Patent Number: 8,715,521

Title: Absorption cycle utilizing ionic liquid as working fluid

Abstract: The present invention relates to an absorption cycle comprising a refrigerant pair comprising at least one refrigerant and at least one ionic liquid. The present invention also provides an absorption cycle that utilizes fluorocarbon gases in fluorinated ionic liquids. The present invention also provides a method of cooling using an absorption cycle comprising a refrigerant pair comprising at least one refrigerant and at least one ionic liquid. The present invention also provides a method of heating using an absorption cycle comprising a refrigerant pair comprising at least one refrigerant and at least one ionic liquid.

Inventors: Shiflett; Mark Brandon (New Castle, DE), Yokozeki; Akimichi (Wilmington, DE)

Assignee: E I du Pont de Nemours and Company

International Classification: C09K 5/00 (20060101); C09K 5/04 (20060101)

Expiration Date: 5/06/12018