Title:
CLOCK LUBRICATING-OIL COMPOSITION AND CLOCK
Document Type and Number:
WIPO Patent Application WO/2014/115602
Kind Code:
A1
Abstract:
[Problem] To provide a long-lasting clock lubricating-oil composition. [Solution] This clock lubricating-oil composition contains the following: a lubricant component (A) containing a base oil (A1); at least one antiwear agent (B) selected from among neutral phosphates and neutral phosphites; and antioxidants (C). This composition is characterized by a total acid number of at most 0.8 mgKOH/g, is also characterized by containing 0.1-15 mass parts of the antiwear agent(s) (B) and 0.01-3 mass parts of the antioxidants (C) for each 100 mass parts of the lubricant component (A), and is further characterized by containing a diphenylamine derivative (C-1) that can be represented by general formula (c-1) and a hindered amine compound (C-2) that can be represented by general formula (c-2) as antioxidants (C).
Inventors:
AKAO YUJI (JP)
Application Number:
PCT/JP2014/050453
Publication Date:
July 31, 2014
Filing Date:
January 14, 2014
Export Citation:
Assignee:
CITIZEN HOLDINGS CO LTD (JP)
CITIZEN WATCH CO LTD (JP)
CITIZEN WATCH CO LTD (JP)
International Classes:
C10M105/38; C10M105/18; C10M107/02; C10M133/38; C10M133/40; C10M137/04; C10M143/00; C10M143/06; C10M143/10; C10M145/14; C10M145/16; C10M145/22; C10M159/12; C10N20/00; C10N20/02; C10N30/02; C10N30/06; C10N40/06; C10N40/08
Domestic Patent References:
| WO2001059043A1 | 2001-08-16 | |||
| WO2008109523A1 | 2008-09-12 | |||
| WO2001059043A1 | 2001-08-16 |
Foreign References:
| EP0612837A1 | 1994-08-31 | |||
| US3174931A | 1965-03-23 | |||
| US3239464A | 1966-03-08 |
Other References:
See also references of EP 2949734A4
Attorney, Agent or Firm:
SSINPAT PATENT FIRM (JP)
Patent business corporation SSINPAT (JP)
Patent business corporation SSINPAT (JP)
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