Title:
【発明の名称】TAHM/PIBMALA分散剤
Document Type and Number:
Japanese Patent JP2002533479
Kind Code:
A
Abstract:
The reaction product of:(i) a polyalkenyl derivative of an ethylenically unsaturated carboxylic reagent and(ii) a compound of the formulawherein R is a linear alkylene group having at least 2 carbon atoms, a branched alkylene group having at least 3 carbon atoms, a cycloalkylene group having at least 5 carbon atoms, in which one or more of said carbon atoms may be substituted by one or more hetero atoms, or is an aromatic group or a group of the formula in which a is 1 to 6 and b is 0 to 6, wherein the groups R may be the same or different, and wherein the values of a and b may be the same or different; process for the preparation of said reaction product; lubricating oil compositions, fuel compositions and additive concentrates containing such reaction products; and use of the reaction products as dispersant additives.
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Inventors:
Crane Anthony E
Scott Richard Mark
Scott Richard Mark
Application Number:
JP2000589521A
Publication Date:
October 08, 2002
Filing Date:
December 14, 1999
Export Citation:
Assignee:
Shell International Research Marchuppie Besloten Fennaught Chap
International Classes:
C07D251/00; C07D251/54; C08F8/00; C08G18/38; C08K5/00; C08L23/26; C10L1/14; C10L1/224; C10L1/2383; C10L10/00; C10L10/08; C10L10/18; C10M133/42; C10M133/58; C10M163/00; C10M169/04; C10N30/04; (IPC1-7): C08F8/00; C08K5/00; C08L23/26; C10L1/22; C10M133/58; C10M169/04
Attorney, Agent or Firm:
Minoru Nakamura (9 outside)