Title:
WATER-RESISTANT GREASE COMPOSITION
Document Type and Number:
Japanese Patent JP3280548
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain a water resistant lubricating grease excellent in adhesive properties, sealing properties in a circumstance where much water exists and capable of retaining excellent lubrication for a long time.
SOLUTION: This grease comprises a diurea compound, as a thickening agent, expressed by the following general formula and 0.1-10wt.% of a surface active agent having HLB of 3-14. In the formula R1-NHCONH-R2-NHCONH-R3, R2 is a 6-15C aromatic hydrocarbon, R1 and R3 are each a 6-12C aromatic hydrocarbon or a 8-20C alkyl and the ratio of aromatic hydrocarbon group in R1 and R3 is 40-100mol%.
Inventors:
Toshiaki Endo
Yuichiro Sato
Satoshi Ono
Yoshiaki Shia
Katsumi Nagano
Yuichiro Sato
Satoshi Ono
Yoshiaki Shia
Katsumi Nagano
Application Number:
JP24224095A
Publication Date:
May 13, 2002
Filing Date:
September 21, 1995
Export Citation:
Assignee:
Kyodo Yushi Co., Ltd.
Nippon Steel Corporation
Nippon Steel Chemical Co., Ltd.
Nippon Steel Corporation
Nippon Steel Chemical Co., Ltd.
International Classes:
C10M115/08; C10M169/06; C10N10/02; C10N30/00; C10N30/06; C10N40/02; C10N50/10; (IPC1-7): C10M169/06; C10M115/08
Attorney, Agent or Firm:
Minoru Nakamura (6 outside)