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Title:
LUBRICANT COMPOSITION AND DRIVING FORCE TRANSMITTING SYSTEM USING SAME
Document Type and Number:
WIPO Patent Application WO/2006/057292
Kind Code:
A1
Abstract:
Disclosed is a lubricant composition containing a lubricant base oil, a phosphorus compound and at least one organic acid salt selected from alkaline earth metal sulfonates, alkaline earth metal phenates and alkaline earth metal salicylates, wherein the phosphorus compound content and the organic acid salt content satisfy the conditions (1)-(3) below. Also disclosed is a driving force transmitting system using such a lubricant composition. 0.01 ≤ W(P) ≤ 0.2 (1) 0.01 ≤ W(M) ≤ 0.2 (2) 0.1 ≤ W(P)/W(M) ≤ 10 (3) (In the formulae (1)-(3), W(P) represents the phosphorus compound content in terms of the phosphorus element based on the total amount of the lubricant composition, while W(M) represents the organic acid salt content in terms of the alkaline earth metal element based on the total amount of the lubricant composition.

Inventors:
TAKAHASHI MASATO (JP)
KUROSAWA OSAMU (JP)
ANDO JUNJI (JP)
SAITO TOSHIYUKI (JP)
KUWABARA HIROFUMI (JP)
FUKAMI HAJIME (JP)
SAKAI TOSHIFUMI (JP)
FURUHASHI MOTOTAKE (JP)
Application Number:
PCT/JP2005/021570
Publication Date:
June 01, 2006
Filing Date:
November 24, 2005
Export Citation:
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Assignee:
NIPPON OIL CORP (JP)
JTEKT CORP (JP)
TAKAHASHI MASATO (JP)
KUROSAWA OSAMU (JP)
ANDO JUNJI (JP)
SAITO TOSHIYUKI (JP)
KUWABARA HIROFUMI (JP)
FUKAMI HAJIME (JP)
SAKAI TOSHIFUMI (JP)
FURUHASHI MOTOTAKE (JP)
International Classes:
C10M163/00; C10M105/04; C10M107/02; C10M129/10; C10M129/54; C10M135/10; C10M137/00; C10M141/10; C10M159/22; C10M159/24; C10M169/04; F16D27/115; C10N10/04; C10N20/02; C10N30/00; C10N30/06; C10N40/04; C10N60/02
Foreign References:
JP2003073683A2003-03-12
JP2001342485A2001-12-14
JP2002003875A2002-01-09
JP2004083891A2004-03-18
JP2003113391A2003-04-18
JP2003041283A2003-02-13
JPH08319493A1996-12-03
JP2000087061A2000-03-28
JP2001279286A2001-10-10
JP2001288488A2001-10-16
JP2000303085A2000-10-31
JP2001354988A2001-12-25
JP2003028218A2003-01-29
JP2003343597A2003-12-03
EP1422287A12004-05-26
US20040192562A12004-09-30
EP1367279A22003-12-03
EP1571365A12005-09-07
Other References:
See also references of EP 1816183A4
Attorney, Agent or Firm:
Hasegawa, Yoshiki (Ginza First Bldg. 10-6, Ginza 1-chom, Chuo-ku Tokyo 61, JP)
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