Dithiophosphate lubricant additives

Details Dithiophosphate lubricant additives Dithiophosphate lubricant additives

1980-09-05

1982-06-08

Sutto, Anton H.

Compositions

Electrolytes for electrical devices

252 467, 260936, 260941, 260943, C10M 7146, C07F 932

Patent

active

043338410

ABSTRACT:
Dithiophosphate lubricant additives of the formula I ##STR1## wherein R.sub.1 and R.sub.2, each independently of the other, represents C.sub.3 -C.sub.12 alkyl which can be interrupted by 1 to 2 oxygen atoms, C.sub.6 -C.sub.10 aryl or (C.sub.1 -C.sub.12 alkyl)-aryl, or R.sub.1 and R.sub.2 together represent C.sub.2 -C.sub.12 alkylene which can be interrupted by 1 or 2 oxygen atoms, and represents --OH, --NR.sub.3 R.sub.4, --OH.NR.sub.3 R.sub.4 R.sub.5, --NHCH.sub.2 COOH, --NHCH.sub.2 COOR.sub.1, --NH(CH.sub.2 COOH).sub.2, --N(CH.sub.2 COOR.sub.1).sub.2, --N(CH.sub.2 COOH).sub.2.NR.sub.3 R.sub.4 R.sub.5, --N(CH.sub.2 COOH.NR.sub.3 R.sub.4 R.sub.5).sub.2, --NHCH.sub.2 OH or --N(CH.sub.2 CH.sub.2 OH).sub.2, wherein R.sub.3, R.sub.4 and R.sub.5, each independently of the other, represents hydrogen or C.sub.1 -C.sub.18 alkyl, or R.sub.3 and R.sub.4 together represent C.sub.3 -C.sub.12 alkylene which can be interrupted by an oxygen, sulphur or nitrogen atom.

REFERENCES:
patent: 2494283 (1950-01-01), Cassaday et al.
patent: 2645657 (1953-07-01), Rudel et al.
patent: 2959610 (1960-11-01), Young et al.
patent: 3013940 (1961-12-01), Fusco et al.
patent: 3102020 (1963-08-01), Spezials et al.
patent: 3106510 (1963-08-01), Szabo et al.
patent: 3134801 (1964-05-01), Sehring et al.
patent: 3658800 (1972-04-01), Beriger
patent: 3755313 (1973-08-01), Beriger
patent: 3807984 (1974-04-01), Beriger
patent: 3833600 (1974-09-01), Toepfl
patent: 3941808 (1976-03-01), Pratt
patent: 3942971 (1976-03-01), Toepfl
Berkelhammer et al., J. Org. Chem. 26, 2281, (1961).

Affiliated with

Also associated with

Rating

Dithiophosphate lubricant additives does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Dithiophosphate lubricant additives, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Dithiophosphate lubricant additives will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-552221