Sulfurized metalworking lubricants derived from modified natural

Details Sulfurized metalworking lubricants derived from modified natural Sulfurized metalworking lubricants derived from modified natural

1989-11-30

1990-12-18

Chaudhuri, Olik

Compositions

Electrolytes for electrical devices

252 486, 252 493, 252 495, 252 546, 252 56R, 252 56S, 252 56D, 72 42, C10M12978

Patent

active

049784650

ABSTRACT:
Improved sulfurized metalworking lubricants derived from natural fats and oils which are modified by reacting the natural fat or oil with a hindered polyol and a dicarboxylic acid are provided. Also disclosed are sulfurized blends of said modified fats and oils with fatty acid esters and lubricant compositions useful for a variety of metalworking applications wherein the sulfurized modified triglycerides or sulfurized blends are combined with other lubricating agents, emulsifiers and additives.

REFERENCES:
patent: 3634245 (1972-01-01), Meisters
patent: 3928401 (1975-12-01), Sturwold et al.
patent: 4067817 (1978-01-01), Sturwold
patent: 4783274 (1988-11-01), Jokinen et al.
patent: 4885104 (1989-12-01), Sturwold

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