Multifunctional viscosity index improver containing phenothiazin

Details Multifunctional viscosity index improver containing phenothiazin Multifunctional viscosity index improver containing phenothiazin

1994-06-01

1995-06-13

Jagannathan, Vasu S.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525284, 525286, 525322, 252 47, 252 475, C08F25504, C08F25506, C10M14910, C10M14904

Patent

active

054243661

ABSTRACT:
Multi-functional viscosity index improvers for lubricating oils containing an EPM or EPDM polymer onto which has been grafted an unsaturated functional monomer containing phenothiazine.

REFERENCES:
patent: 4170561 (1979-10-01), Chapelet et al.
patent: 4816172 (1989-03-01), Kapuscinski et al.

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