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1. (WO2017154972) GREASE COMPOSITION

Pub. No.:    WO/2017/154972    International Application No.:    PCT/JP2017/009208
Publication Date: Fri Sep 15 01:59:59 CEST 2017 International Filing Date: Thu Mar 09 00:59:59 CET 2017
IPC: C10M 169/02
C10M 115/08
C10M 105/18
C10N 30/00
C10N 30/02
C10N 40/02
C10N 50/10
Applicants: KYODO YUSHI CO., LTD.
協同油脂株式会社
Inventors: YOSHINARI Terasu
吉成 照
KOMORIYA Tomonobu
小森谷 智延
TAKEYAMA Yuki
竹山 祐樹
Title: GREASE COMPOSITION
Abstract:
This grease composition contains a thickener and a base oil, wherein the thickener is a urea compound represented by expression (1) below, R1-NHCONH-R2-NHCONH-R3 (1) (In the expression, R2 represents a divalent aromatic hydrocarbon group of 6-15 carbons, R1 and R3 can be the same or different, and represent an alkyl group of 8-22 carbons, a cyclohexyl group or an aryl group of 6-18 carbons.); one or more compounds represented by expression (2) make up at least 40 mass% of the base oil with respect to the total mass of the base oil in the grease composition. (In the expression, R4 and R5 can be the same or different, and represent a linear or branched alkyl group of 10-26 carbons. m and n are real numbers greater than or equal to zero, and satisfying m+n=2.)