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Patent Searching and Data


Title:
LUBRICANT BASE OIL FOR FLUID BEARING
Document Type and Number:
WIPO Patent Application WO/2019/082865
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an ester lubricant base oil for fluid bearings that has an excellent hydrolysis resistance and low-temperature fluidity, a high viscosity index, and a good evaporation resistance. The present invention relates to the lubricant base oil for liquid bearings that comprises a compound represented by general formula (1) (where R1 is a straight chain alkyl group having 7 to 13 carbon atoms) and a compound represented by general formula (2) (where R2 is a straight chain alkyl group having 7 to 13 carbon atoms): (1) (2) The present invention also relates to a base oil composition comprising the base oil.

Inventors:
TAKEGAMI, Akinobu (13, Yoshijima Yagura-cho, Fushimi-ku, Kyoto-sh, Kyoto 24, 〒6128224, JP)
MOCHIDA, Hirotsugu (13, Yoshijima Yagura-cho, Fushimi-ku, Kyoto-sh, Kyoto 24, 〒6128224, JP)
MANDAI, Yumi (13, Yoshijima Yagura-cho, Fushimi-ku, Kyoto-sh, Kyoto 24, 〒6128224, JP)
Application Number:
JP2018/039260
Publication Date:
May 02, 2019
Filing Date:
October 23, 2018
Export Citation:
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Assignee:
NEW JAPAN CHEMICAL CO., LTD. (13 Yoshijima Yagura-cho, Fushimi-ku Kyoto-sh, Kyoto 24, 〒6128224, JP)
International Classes:
C10M105/34; C07C67/08; C07C69/24; C10M169/04; F16C17/00; C07C29/34; C10N30/00; C10N30/02; C10N40/02
Foreign References:
JP2009221377A2009-10-01
JP2017031269A2017-02-09
JP2015143221A2015-08-06
JPH03279336A1991-12-10
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (Kitahama TNK Building, 1-7-1 Doshomachi, Chuo-ku, Osaka-sh, Osaka 45, 〒5410045, JP)
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