Compositions – Electrolytes for electrical devices
Patent
1992-01-27
1993-05-18
McAvoy, Ellen
Compositions
Electrolytes for electrical devices
252 41, 252 496, C10M11704, C10M13900
Patent
active
052118606
ABSTRACT:
Improved grease compositions, wherein the grease is thickened with a hydroxy-carboxylate soap grease thickener, preferably a lithium 12-hydroxy stearate, and a means for increasing the dropping point which is a borated n-hydrocarbyl propylenediamine and optionally compounds containing phosphorus and/or sulfur moieties are disclosed.
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patent: 2397956 (1946-04-01), Fraser
patent: 2450220 (1948-09-01), Ashburn et al.
patent: 4328113 (1982-05-01), Horodysky et al.
patent: 4406802 (1983-09-01), Horodysky et al.
patent: 4961868 (1990-10-01), Doner et al.
patent: 5084194 (1992-01-01), Doner et al.
H. M. Dickinson, "Significance of the ASTM Dropping Point of Lubricating grease", pp. 13-14, (PA 1963).
Smalheer "Lubricant Additives", (OH, 1967) pp. 1-11.
ASTM D2265-78, "Standard Test Method for Dropping Point of lubricating Grease over Wide Temperature Ranges", pp. 83-85 (1983).
Doner John P.
Horodysky Andrew G.
Keller John A.
Keen Malcolm D.
McAvoy Ellen
McKillop Alexander J.
Mobil Oil Corporation
Sinnott Jessica M.
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