Title:
CLOCK LUBRICATING-OIL COMPOSITION AND CLOCK
Document Type and Number:
WIPO Patent Application WO/2014/115603
Kind Code:
A1
Abstract:
[Problem] To provide a clock lubricating-oil composition that resists wear well and performs well under extreme pressure. [Solution] This clock lubricating-oil composition contains the following: a lubricant component (A) containing a base oil (A1); an antiwear agent (B) consisting of a neutral phosphate (B-1) and/or a neutral phosphite (B-2); and an antioxidant (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 (B) and 0.01-3 mass parts of the antioxidant (C) for each 100 mass parts of the lubricant component (A), and is further characterized in that the abovementioned neutral phosphate (B-1) can be represented by general formula (b-1) and the abovementioned neutral phosphite (B-2) can be represented by general formula (b-2).
Inventors:
AKAO YUJI (JP)
Application Number:
PCT/JP2014/050454
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:
C10M169/04; C10M105/18; C10M105/38; C10M107/02; C10M129/40; C10M133/12; C10M133/38; C10M133/40; C10M137/02; C10M137/04; C10M143/06; C10N10/02; C10N30/06; C10N30/10; C10N30/12; C10N40/00
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 2949739A4
Attorney, Agent or Firm:
SSINPAT PATENT FIRM (JP)
Patent business corporation SSINPAT (JP)
Patent business corporation SSINPAT (JP)
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