Title:
GREASE COMPOSITION, AND GREASE-SEALED BEARING
Document Type and Number:
Japanese Patent JP2021123605
Kind Code:
A
Abstract:
To provide a grease composition capable of effectively preventing early detachment resulting from hydrogen embrittlement, and a grease-sealed bearing sealed with the grease composition.SOLUTION: A grease composition 7 is a grease composition comprising base oil, a thickening agent, and an additive, in which additive comprises sodium molybdate and zinc alkyldithiophosphate comprising a 1-30C primary alkyl group, with the content of sodium molybdate being 0.1 to 5 mass% relative to the total amount of the grease composition and the content of zinc alkyldithiophosphate being 0.1 to 5 mass% relative to the total amount of the grease composition.SELECTED DRAWING: Figure 1
Inventors:
KAWAMURA TAKAYUKI
Application Number:
JP2020015327A
Publication Date:
August 30, 2021
Filing Date:
January 31, 2020
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
International Classes:
C10M169/00; C10M107/02; C10M115/08; C10M125/00; C10M137/10; F16C19/06; F16C33/66; F16C33/78
Attorney, Agent or Firm:
Wake Hikari
Wake Manipulation
Satoshi Teramoto
Wake Manipulation
Satoshi Teramoto