Dispersant-viscosity improvers for lubricating oil compositions

Details Dispersant-viscosity improvers for lubricating oil compositions Dispersant-viscosity improvers for lubricating oil compositions

1997-03-04

1998-10-13

Smith, Jeffrey T.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

5263031, 526307, 526310, 5263285, 526264, C08F22606, C08F22610, C08F22060, C08F22056, C08F22018

Patent

active

058213139

ABSTRACT:
A process for preparing nitrogen-containing copolymers useful as dispersant-viscosity improvers for lubricating oil compositions, additive concentrates and lubricating oil compositions are described.

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