Low smoke lubricating composition for two-phase engines

Details Low smoke lubricating composition for two-phase engines Low smoke lubricating composition for two-phase engines

1994-07-18

1996-04-09

Howard, Jacqueline V.

Compositions

Electrolytes for electrical devices

252 56R, C10M10548

Patent

active

055058698

ABSTRACT:
A carbonate ester of an aliphatic triol or tetraol which can be defined with the following formula: ##STR1## wherein R.sub.1, R.sub.2, R' and p are as defined in the description, is used as a lubricating base with a low quantity of smoke for two-phase engines with internal combustion.
Lubricating compositions are described which contain a carbonate ester (1) together with one or more products selected from solvents, bright stock, or other anti-seizing additives, plus normal additives.

REFERENCES:
patent: 2758975 (1956-08-01), Cottle et al.
patent: 2844448 (1958-07-01), Heisler et al.
patent: 5114605 (1992-05-01), Mizui et al.
patent: 5185103 (1993-02-01), Eswarakrishnan et al.
patent: 5326486 (1994-07-01), Mizui et al.

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