Lubricating oil containing dispersant viscosity index improver

Details Lubricating oil containing dispersant viscosity index improver Lubricating oil containing dispersant viscosity index improver

1986-10-14

1988-12-13

Dixon, Jr., William R.

Compositions

Electrolytes for electrical devices

528 52, 528 75, 525 65, 525 71, 525404, C10M10742, C08L 5100

Patent

active

047909480

ABSTRACT:
Lubricating oils of improved properties contain a terpolymer of glycidyl methacrylate, lauryl methacrylate, and stearyl methacrylate which has been functionalized or coupled with phenothiazine and with N-methyl piperazine.

REFERENCES:
patent: 3208944 (1965-09-01), Cyba
patent: 3732334 (1973-05-01), Koch
patent: 4036766 (1977-07-01), Yamamoto
patent: 4130518 (1978-12-01), Rybny
patent: 4282132 (1981-08-01), Benda
patent: 4381375 (1983-04-01), Harrell
patent: 4490267 (1984-12-01), Eckert
patent: 4638040 (1987-01-01), Hammar
patent: 4666993 (1987-05-01), Urano

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