Refrigeration oil composition containing a fluoroethane and an e

Details Refrigeration oil composition containing a fluoroethane and an e Refrigeration oil composition containing a fluoroethane and an e

1990-08-16

1992-03-17

Willis, Jr., Prince

Compositions

Vaporization, or expansion, refrigeration or heat or energy...

With lubricants, or warning, stabilizing or anti-corrosion...

252 67, 252 56R, 252 56S, 252 54, C09K 500, C10M10902

Patent

active

050966065

ABSTRACT:
The refrigeration oil composition comprises (1) a hydrogenated fluoroethane and (2) an ester compound obtained from (2-a) an aliphatic polyhydric alcohol having 1 to 6 primary hydroxyl groups, (2-b) a saturated aliphatic monocarboxylic acid having 2 to 9 carbon atoms, straight or branched, or a derivative thereof and (2-c) a saturated aliphatic dicarboxylic acid having 2 to 10 carbon atoms, straight or branched, or a derivative thereof, said ester compound having a kinematic viscosity at 100 degree C. of 1 to 100 cst.

REFERENCES:
patent: 4199461 (1980-04-01), Olund
patent: 4557850 (1985-12-01), Ando et al.
patent: 4755316 (1988-07-01), Magid et al.
patent: 4780229 (1988-10-01), Mullin
patent: 4851144 (1989-07-01), McGraw et al.
patent: 4948525 (1990-08-01), Sasaki et al.

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