LUBRICANT FOR RAIL AND VEHICLE

Title:

LUBRICANT FOR RAIL AND VEHICLE

Document Type and Number:

Japanese Patent JPH0397789

Kind Code:

A

Abstract:

PURPOSE: To obtain the subject lubricant capable of reducing abrasion of rails or vehicles and fuel of locomotives by blending a solid lubricant with a base oil containing an esterification product of a (polyether) polyol with a specific fatty acid, aliphatic dibasic acid, etc.

CONSTITUTION: The objective lubricant obtained by blending (A) 0.1-30wt.% inorganic and/or organic solid lubricant with (B) a lubricant base oil containing an esterification product of (i) a bi- to hexavalent (polyether) polyol with (ii) an optional 6-30C fatty acid and/or (iii) a 2-36C aliphatic dibasic acid or sulfur- containing dibasic acid.

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Inventors:

SATO AKIHITO
TANIGAWA KEIICHI
IIDA HIROSHI
SUGINO KAZUO

Application Number:

JP23295089A

Publication Date:

April 23, 1991

Filing Date:

September 11, 1989

Export Citation:

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Assignee:

NIPPON STEEL CORP

International Classes:

B61K3/00; C10M169/04; F16N15/00; C10N10/02; C10N10/08; C10N10/12; C10N30/06; C10N40/00; (IPC1-7): B61K3/00; C10M169/04; C10N10/02; C10N10/08; C10N10/12; C10N30/06; C10N40/00; F16N15/00

Attorney, Agent or Firm:

Yoshishima Ning

Next Patent: WATER-SOLUBLE CUTTING AND GRINDING OIL