Title:
摩擦改良潤滑剤
Document Type and Number:
Japanese Patent JP4007884
Kind Code:
B2
Abstract:
Mixtures of the reaction product of at least one C5-C60 carboxylic acid and at least one amine selected from the group consisting of guanidine, aminoguanidine, urea, thioruea and salts thereof and a phosphorus-containing dispersant are useful as gear oil additives. Lubricant formulations containing said mixtures exhibit excellent low and high temperature rheology and are particularly suited for use in automotive and industrial gear applications. Lubricants of the present invention exhibit improved performance properties such as increased axle efficiencies and lower axle temperatures compared to lubricant formulations that do not contain said mixtures.
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Inventors:
Bassdevan Barrasbra Maniam
Application Number:
JP2002262768A
Publication Date:
November 14, 2007
Filing Date:
September 09, 2002
Export Citation:
Assignee:
ETHYL CORPORATION
International Classes:
C10M141/10; C10M169/04; B65D39/00; C10M101/02; C10M101/04; C10M105/32; C10M105/76; C10M107/34; C10M129/28; C10M129/32; C10M129/40; C10M133/16; C10M133/20; C10M133/22; C10M135/16; C10M137/02; C10M139/00; C10M159/12; F16H57/04; C10M133/52; C10M133/56; C10M137/00; C10N30/00; C10N30/06; C10N30/08; C10N30/10; C10N30/12; C10N30/18; C10N40/04; C10N60/12
Domestic Patent References:
| JP8512068A | ||||
| JP5209186A | ||||
| JP2000109873A | ||||
| JP2002129184A | ||||
| JP200297488A | ||||
| JP4418872B1 |
Foreign References:
| US3338832 | ||||
| US3281428 | ||||
| US3272746 | ||||
| US4948523 |
Attorney, Agent or Firm:
Heikichi Odashima