WATER-SOLUBLE RUST PREVENTIVE OILING AGENT COMPOSITION

Japanese Patent JP3580845

B2

PURPOSE: To obtain the subject composition, comprising specific 8 essential components, useful for preventing rust in a process for producing rolling bearings, better in rust preventing and acoustical properties of the bearings than those of a conventional solvent cutback type or a lubricating oil type oily rust preventive agent without any problems of environmental disruption.
CONSTITUTION: This composition contains (A) 10-25wt.% ≥12C fatty acid (preferably lauric, oleic or ricinoleic acid), (B) 1-10wt.% caprylic acid which is an 8C fatty acid, (C) 10-25wt.% alkylalkanolamine expressed by the formula (R1 is H or a 1-3C alkyl; R2 is a 1-3C alkyl) (e.g. N-methyldiethanolamine), (D) 5-20wt.% alicyclic amine (e.g. cyclohexylamine), (E) 1-10wt.% polyglycerol ester of a fatty acid (preferably a tetraglycerol condensed ricinoleate), (F) 1-10wt.% alkylaminosulfonate, (G) 5-20wt.% mineral oil (preferably a paraffin type lubricating oil) and (H) 5-10wt.% water as essential components.

Yasuo Yamanaka
Eiji Niwa
Toshiro Suzuki
Masataka Shirata
Masayoshi Sakakibara
Masao Yamamoto
Hiroyuki Ito
Emiko Shiraishi
Koichi Hachiya
Nakamichiji
Hiroshi Fukawa
Suzuki Seiyu
Shinichi Takayoshi

JP2141894A

October 27, 2004

February 18, 1994

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Kyodo Yushi Co., Ltd.
Nippon Seiko Co., Ltd.

C09K15/20; C10M173/00; C23G5/036; C10N30/10; C10N30/12; C10N40/02; C10N40/22; C10N50/02; (IPC1-7): C09K15/20; C10M173/00; C23G5/036

JP3200898A
JP59136395A
JP61141793A
JP175462C2
JP4314889A
JP60255896A
JP2008266A
JP3277791A

Tetsuya Mori
Yoshiaki Naito

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