Title:
A viscosity improvement agent graft-ized using an unsaturated acylating agent and polyaromatics hydrocarbon
Document Type and Number:
Japanese Patent JP6244003
Kind Code:
B2
Abstract:
Disclosed is an oil-soluble lubricating oil additive composition, suitable for use as a dispersant viscosity index improver in lubricating oils; prepared by the process which comprises reacting a hydrocarbon polymer having a number average molecular weight (Mn) between about 7,000 and about 500,000 wherein the polymer backbone has been functionalized with an ethylenically unsaturated acylating agent and a hydroxyl-linked polycyclic fused ring component.
Inventors:
McDougall, Patrick Jay.
Patel, Priestei.
Patel, Priestei.
Application Number:
JP2016500111A
Publication Date:
December 06, 2017
Filing Date:
November 21, 2013
Export Citation:
Assignee:
Chevron Oronite Company LRC
International Classes:
C10M145/10; C08F8/48
Domestic Patent References:
| JP8060171A | ||||
| JP1284593A | ||||
| JP2007528435A | ||||
| JP2008111126A | ||||
| JP2015522694A |
Attorney, Agent or Firm:
Asamura patent office