Rotary screw compressor lubricants

Details Rotary screw compressor lubricants Rotary screw compressor lubricants

1980-06-02

1981-11-24

Sneed, Helen M. S.

Compositions

Electrolytes for electrical devices

252 515R, C10M 140, C10M 334, C10M 522, C10M 738

Patent

active

043023436

ABSTRACT:
Synthetic lubricants comprising 15 to 45 weight percent of an ester of a hindered polyhydric alcohol having 3 to 8 hydroxy groups and 5 to 10 carbon atoms with one or more alkanoic acids having 4 to 18 carbon atoms blended with 85 to 55 weight percent of one or more polyether polyol having an number average molecular weight from about 400 to 5000. The blends are compounded with antioxidants, corrosion inhibitors, and metal deactivators to produce a superior lubricant for rotary screw compressors that has a long life.

REFERENCES:
patent: 4072619 (1978-02-01), Williams et al.

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