Title:
無段変速機用潤滑油組成物
Document Type and Number:
Japanese Patent JP4121244
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a lubricating oil composition for variable speed transmissions in which high frictional coefficient between metals required for push belt type CVT oil is compatible with excellent abrasion preventing property to belt and pulley. SOLUTION: This lubricating oil composition for variable speed transmissions is characterized by compounding a lubricating oil base oil composed of a mineral oil and/or synthetic oil with (A) at least one kind of phosphates or phosphites, (B) at least one kind of thiophosphates or thiophosphites and (C) a polyamine compound and optionally further (D) an olefin copolymer.
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Inventors:
Takehisa Sato
Takanori Kugimiya
Takanori Kugimiya
Application Number:
JP2000354892A
Publication Date:
July 23, 2008
Filing Date:
November 21, 2000
Export Citation:
Assignee:
TonenGeneral Sekiyu KK
International Classes:
C10M141/10; C10M169/04; C10M133/06; C10M137/02; C10M137/04; C10M137/10; C10M143/00; C10M149/22; C10M161/00; C10M133/04; C10N30/00; C10N30/06; C10N40/04
Domestic Patent References:
| JP2000109875A | ||||
| JP20001687A | ||||
| JP978079A | ||||
| JP11293272A | ||||
| JP108081A |
Foreign References:
| WO2000029523A1 |
Attorney, Agent or Firm:
Kenji Kawabi