Antiwear and antioxidant additives

Details Antiwear and antioxidant additives Antiwear and antioxidant additives

1994-07-22

1996-04-30

Medley, Margaret

Compositions

Electrolytes for electrical devices

25238921, 25240021, 558160, 558179, 558182, C10M13710, C07F 917

Patent

active

055121896

ABSTRACT:
A reaction product useful as an antiwear or antioxidant additive in lubricants is made by reacting a sulfur-containing carboxylic acid, i.e. 3,3'-thiodipropionic acid and a phosphorodithioate, i.e. butoxylated bis(2-ethylhexyl) phosphorodithioic acid.

REFERENCES:
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patent: 2559521 (1951-07-01), Smith, Jr. et al.
patent: 2564106 (1951-08-01), Gribbins et al.
patent: 3350348 (1967-10-01), Braid
patent: 3402224 (1968-09-01), Schicke
patent: 3544465 (1970-12-01), Braid
patent: 3567638 (1971-03-01), Braid
patent: 3654154 (1972-04-01), Braid
patent: 3683054 (1972-08-01), Wollensak et al.
patent: 3755501 (1973-08-01), Braid
patent: 4589993 (1986-05-01), Cleveland et al.
patent: 4834893 (1989-05-01), Doner et al.
patent: 5084069 (1992-01-01), Farng
Hawley's Condensed Chemical Dictionary, (NY, 1987) p. 1149 (No month available).

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