Compositions – Vaporization – or expansion – refrigeration or heat or energy... – With lubricants – or warning – stabilizing or anti-corrosion...
Patent
1993-05-25
1995-09-12
Skane, Christine
Compositions
Vaporization, or expansion, refrigeration or heat or energy...
With lubricants, or warning, stabilizing or anti-corrosion...
252 52A, 252 67, C09K 504, C10M10518
Patent
active
054494729
ABSTRACT:
A lubricating oil for compression-type refrigerators which comprises as the main component thereof a polyvinyl ether compound having excellent compatibility with a hydrofluorocarbon or a hydrochlorofluorocarbon, such as 1,1,1,2-tetrafluoroethane and the like, which can be used as the refrigerant to replace compounds causing environmental pollution, such as dichlorofluoroethane and the like, and having an excellent lubricating property is disclosed. The lubricating oil for compression-type refrigerators comprises as the main component thereof a polyvinyl ether compound having the constituting units expressed by the general formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 are H or a hydrocarbon group of C.sub.1.about.8, R.sup.4 is a bivalent hydrocarbon group of C.sub.2.about.10, R.sup.5 is a hydrocarbon group of C.sub.1.about.10 and m is 0.about.10.
REFERENCES:
patent: 2104000 (1937-12-01), Reppe et al.
patent: 2104002 (1937-12-01), Reppe et al.
patent: 2967203 (1961-01-01), Nelson et al.
patent: 3386980 (1968-06-01), Lal et al.
patent: 3676408 (1972-07-01), Schultz et al.
patent: 4944890 (1990-07-01), Deeb et al.
patent: 5017300 (1991-05-01), Raynolds
patent: 5032306 (1991-07-01), Cripps
Egawa Tatsuya
Kawaguchi Yasuhiro
Mogami Kenji
Shimizu Nobuaki
Idemitsu Kosan Co. Ltd.
Skane Christine
LandOfFree
Lubricating oil for compression-type refrigerators does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Lubricating oil for compression-type refrigerators, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Lubricating oil for compression-type refrigerators will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-403995