Use of chlorofluoropolymers as lubricants for refrigerants
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United States of America Patent
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Mar 30, 1993
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N/A
app pub date -
Jun 24, 1991
filing date -
May 23, 1989
priority date (Note) -
Expired
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Abstract
This invention pertains to the use of chlorofluoropolymers, such as perfluoropolyepichlorohydrin as lubricants for cooling systems which employ hydrofluorocarbon refrigerants, such as 1,1,1,2-tetrafluoroethane.
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