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1. (WO2018203543) GREASE COMPOSITION

Pub. No.:    WO/2018/203543    International Application No.:    PCT/JP2018/017342
Publication Date: Fri Nov 09 00:59:59 CET 2018 International Filing Date: Sat Apr 28 01:59:59 CEST 2018
IPC: C10M 169/02
C10M 105/06
C10M 115/08
C10N 20/00
C10N 20/02
C10N 30/00
C10N 40/02
C10N 50/10
Applicants: IDEMITSU KOSAN CO.,LTD.
出光興産株式会社
Inventors: SEKIGUCHI, Hiroki
関口 浩紀
WATANABE, Go
渡邊 剛
Title: GREASE COMPOSITION
Abstract:
A grease composition containing a base oil (A) that includes an alkyl naphthalene (A1) and an aliphatic diurea (B) represented by general formula (b1) R1-NHCONH-R3-NHCONH-R2 (b1) (in formula (b1), R1 and R2 each independently represent a C9-20 monovalent aliphatic hydrocarbon group, and R3 represents a C6-18 divalent aromatic hydrocarbon group), wherein the grease composition has an aliphatic diurea (B) content of 20-30% by mass in terms of the total weight of the grease composition.