Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and... – Nitrogen and heavy metal – or nitrogen and aluminum – in the...
Patent
1997-12-12
1999-05-25
Johnson, Jerry D.
Solid anti-friction devices, materials therefor, lubricant or se
Lubricants or separants for moving solid surfaces and...
Nitrogen and heavy metal, or nitrogen and aluminum, in the...
556 38, 556 57, C10M13900, C07F 1100
Patent
active
059069686
ABSTRACT:
A method of making an oil-soluble or oil-dispersible trinuclear molybdenum-sulfur compound, comprising: reacting two to less than three equivalents of a tetrahydrocarbyl thiuram disulfide and one equivalent of trinuclear molybdenum compound of the formula Mo.sub.3 S.sub.x (L).sub.4 wherein x is from 4 to 10 and L is dihydrocarbyl-dithiocarbamate.
REFERENCES:
patent: 5631213 (1997-05-01), Tanaka et al.
patent: 5688748 (1997-11-01), Tomizawa
Shibahara, "Synthesis of Sulphur-Bridged Molybdenum and Tungsten Coordination Compounds," Coordination Chemistry Reviews, 123 (1993), 73-147.
Arunasalam Velautha-Cumaran
Bell Ian Alexander Weston
McConnachie Jonathan M.
Stiefel Edward I.
Exxon Research & Engineering Company
Johnson Jerry D.
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