Title:
LUBRICANT COMPOSITION FOR IMPROVING THERMO-OXIDATION STABILITY AND COLOR STABILITY
Document Type and Number:
WIPO Patent Application WO/2016/032246
Kind Code:
A1
Abstract:
Disclosed is a lubricant composition for improving thermo-oxidation stability and color stability, including, based on the total weight of the lubricant composition, 0.01 to 3.0 wt% of a secondary antioxidant and 0.01 to 5.0 wt% of polyalkylene glycol, wherein the lubricant composition has a total acid number change of less than 5% based on ASTM D 664, and a color stability of L 0.5 to 3.5 or less based on ASTM D1500.
Inventors:
PARK JAE HYUN (KR)
BANG SU KYEONG (KR)
BANG SU KYEONG (KR)
Application Number:
PCT/KR2015/008969
Publication Date:
March 03, 2016
Filing Date:
August 27, 2015
Export Citation:
Assignee:
SK INNOVATION CO LTD (KR)
SK LUBRICANTS CO LTD (KR)
SK LUBRICANTS CO LTD (KR)
International Classes:
C10M161/00; C10M129/91; C10M145/26
Foreign References:
| US20070203035A1 | 2007-08-30 | |||
| US20060122295A1 | 2006-06-08 | |||
| US20090184283A1 | 2009-07-23 | |||
| US20050170978A1 | 2005-08-04 | |||
| US20060019840A1 | 2006-01-26 |
Attorney, Agent or Firm:
LEE & PARK (112, Banpo-Daero,,Seocho-gu, Seoul 137-872, KR)
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