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Patent Searching and Data


Title:
GREASE COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2020/179603
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a grease composition for speed reducers and speed increasers, which has both excellent torque transmission efficiency and excellent leakage prevention performance; and the present invention provides a grease composition which is used for speed reducers and speed increasers, and which contains a base oil (A) and a urea-based thickening agent (B), while being configured such that particles containing the urea-based thickening agent (B) in the grease composition satisfy the requirement (I) described below. Requirement (I): The arithmetic average particle diameter of the particles based on the area as determined by a laser diffraction/scattering method is 2.0 μm or less.

Inventors:
SHISHIKURA AKIHIRO (JP)
Application Number:
PCT/JP2020/007974
Publication Date:
September 10, 2020
Filing Date:
February 27, 2020
Export Citation:
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Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
C10M115/08; F16H57/04; C10M101/02; C10M105/04; C10M105/06; C10M105/18; C10M105/32; C10M107/02; C10M107/32; C10N20/00; C10N20/02; C10N20/06; C10N30/00; C10N40/04; C10N50/10
Domestic Patent References:
WO2016125859A12016-08-11
Foreign References:
JP2017115109A2017-06-29
JP2004075041A2004-03-11
JP2004231714A2004-08-19
JP2005047938A2005-02-24
JP2008309336A2008-12-25
JPH1121580A1999-01-26
JP2018115235A2018-07-26
JP2005247971A2005-09-15
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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