Title:
架橋ポリマー
Document Type and Number:
Japanese Patent JP2010509465
Kind Code:
A
Abstract:
The present invention provides a lubricating composition comprising: (a) an oil of lubricating viscosity; and (b) a crosslinked polymer derived from monomers comprising: (i) 0.001 wt % to 7 wt % of a di- or higher functional crosslinking monomer; (ii) 30 wt % or higher of a hydrocarbyl-substituted (meth)acrylic monomer, wherein each hydrocarbyl contains greater than 8 carbon atoms; and (iii) 0 wt % to 40 wt % of a hydrocarbyl-substituted (meth)acrylic monomer, wherein each hydrocarbyl contains 8 or fewer carbon atoms. The invention further provides a method of preparing the crosslinked polymer and its use in a lubricating composition for lubricating an internal combustion engine.
Inventors:
Johnson, john
Bisger, Daniel Sea.
Baume, marina
Showbar, Burton Jay.
One, Inn
Bisger, Daniel Sea.
Baume, marina
Showbar, Burton Jay.
One, Inn
Application Number:
JP2009536431A
Publication Date:
March 25, 2010
Filing Date:
November 06, 2007
Export Citation:
Assignee:
THE LUBRIZOL CORPORATION
International Classes:
C10M169/04; C08F220/18; C10M143/00; C10M145/14; C10M149/02; C10N20/00; C10N20/04; C10N30/02; C10N30/06; C10N40/04; C10N40/08; C10N70/00
Domestic Patent References:
| JP2000063439A | 2000-02-29 | |||
| JPH11286520A | 1999-10-19 | |||
| JPH09511784A | 1997-11-25 | |||
| JP2003515633A | 2003-05-07 |
Foreign References:
| WO2006047398A2 | 2006-05-04 | |||
| WO2006047393A1 | 2006-05-04 |
Attorney, Agent or Firm:
Hidesaku Yamamoto
Takaaki Yasumura
Natsuki Morishita
Takaaki Yasumura
Natsuki Morishita