Invention Grant
- Patent Title: Refrigerant additive compositions containing perfluoropolyethers
- Patent Title (中): 含有全氟聚醚的制冷剂添加剂组合物
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Application No.: US13241540Application Date: 2011-09-23
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Publication No.: US08426657B2Publication Date: 2013-04-23
- Inventor: Thomas J. Leck , Thomas Frank Saturno , Gregory A. Bell
- Applicant: Thomas J. Leck , Thomas Frank Saturno , Gregory A. Bell
- Applicant Address: US DE Wilmington
- Assignee: E I du Pont de Nemours and Company
- Current Assignee: E I du Pont de Nemours and Company
- Current Assignee Address: US DE Wilmington
- Main IPC: C07C17/00
- IPC: C07C17/00
Abstract:
The present invention relates to compositions and processes of using perfluoropolyether to maintain or improve the oil return, lubrication, cooling capacity, or energy efficiency of a refrigeration, air conditioning or heat transfer system.
Public/Granted literature
- US20120011864A1 Refrigerant Additive Compositions Containing Perfluoropolyethers Public/Granted day:2012-01-19
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