Title:
GREASE COMPOSITION FOR BALL TYPE UNIFORM VELOCITY JOINT
Document Type and Number:
Japanese Patent JP2001271084
Kind Code:
A
Abstract:
To obtain a grease composition for a ball type uniform velocity joint exhibiting excellent flaking resistance and seizing resistance.
This grease composition for a ball type uniform joint comprises a base oil of a lubricating oil and (A) 2-30 mass % based on the whole amount of the composition of a urea-based thickener, (B) 0.1-20 mass % of a sulfur-based extreme-pressure agent, (C) 0.05-10 mass % of over based metal sulfonate having 100-500 mgKOH/g total base number, (D) 0.1-10 mass % of metal dithiocarbamate and (E) 0.5-10 mass % of boron nitride having 1-10 μm average particle diameter.
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Inventors:
OGURA NAOHIRO
KINOSHITA HIROSHI
NOMURA SOICHI
SAKAMOTO KIYOMI
KINOSHITA HIROSHI
NOMURA SOICHI
SAKAMOTO KIYOMI
Application Number:
JP2000083920A
Publication Date:
October 02, 2001
Filing Date:
March 24, 2000
Export Citation:
Assignee:
NIPPON MITSUBISHI OIL CORP
International Classes:
C10M169/06; C10M115/08; C10M125/26; C10M135/04; C10M135/06; C10M135/20; C10M159/20; C10M159/24; C10N10/02; C10N10/04; C10N10/12; C10N10/16; C10N20/00; C10N20/06; C10N30/04; C10N30/06; C10N40/02; C10N40/04; (IPC1-7): C10M169/06; C10M115/08; C10M125/26; C10M135/04; C10M135/06; C10M135/20; C10M159/20; C10M159/24
Attorney, Agent or Firm:
Sakai Hajime
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