Title:
潤滑油及び潤滑方法
Document Type and Number:
Japanese Patent JP4702052
Kind Code:
B2
Abstract:
A lubricant is disclosed which is obtained by esterifying a specific saturated aliphatic monocarboxylic acid (A), a specific linear aliphatic dibasic acid (B) and a specific aliphatic dihydric alcohol (C) while regulating the ratio of component (A) to component (B) at the beginning of reaction to satisfy (A):(B) = 98:2-40:60 (equivalence ratio). The lubricant contains at least one aliphatic dihydric alcohol composite ester having a total acid number of not more than 0.1 mgKOH/g, a hydroxyl number of not more than 50 mgKOH/g, a sulfuric acid ash content of not more than 30 ppm, an iodine number of not more than 1.0; or it contains at least one of such composite esters and a combination base oil.
Inventors:
Yasuyuki Kawahara
Takashi Takahashi
Tomizawa Hirotaka
Shinya Tsujimoto
Takashi Takahashi
Tomizawa Hirotaka
Shinya Tsujimoto
Application Number:
JP2005504279A
Publication Date:
June 15, 2011
Filing Date:
March 31, 2004
Export Citation:
Assignee:
Shin Nippon Rika Co., Ltd.
International Classes:
C10M105/44; C10M101/02; C10M101/04; C10M105/04; C10M105/18; C10M105/32; C10M107/24; C10M107/34; C10M107/50; C10M129/80; C10M177/00; C10N20/00; C10N20/02; C10N30/02; C10N30/08; C10N40/04; C10N40/06; C10N40/08; C10N40/25; C10N70/00
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