Title:
潤滑油組成物および自動変速機の作動方法
Document Type and Number:
Japanese Patent JP5558384
Kind Code:
B2
Abstract:
A lubricating oil composition containing a bis-type alkenyl-substituted succinimide which is prepared by reaction of succinic anhydride substituted with 2-alkenyl group having a branched structure in β-position with alkylenepolyamine or a compound derived from the bis-type alkenyl-substituted succinimide by post-treatment in combination with a mixture of an overbased sulfonate having a C20-C24 alkyl group and an overbased salicylate having a C14-C18 alkyl group shows a high friction coefficient within a wide sliding velocity range and keeps its high anti-shudder performance for a long period of time.
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Inventors:
Shurestha ケダール Shankar
Shiga Michio
Ignorance Masami
Takahiro Nakagawa
Shiga Michio
Ignorance Masami
Takahiro Nakagawa
Application Number:
JP2011021118A
Publication Date:
July 23, 2014
Filing Date:
February 02, 2011
Export Citation:
Assignee:
Chevron Japan, Inc.
International Classes:
C10M163/00; C10M133/16; C10M133/56; C10M137/00; C10M159/20; C10N20/00; C10N30/00; C10N30/06; C10N40/04
Attorney, Agent or Firm:
Patent business corporation Asamura patent firm