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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 (309-906, 42 Ttukseom-ro 33-gil,,Gwangjin-gu, Seoul, 05070, KR)
BANG, Su Kyeong (325 Expo-ro, Yuseong-gu, Daejeon, 34124, KR)
Application Number:
KR2015/008969
Publication Date:
March 03, 2016
Filing Date:
August 27, 2015
Export Citation:
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Assignee:
SK INNOVATION CO., LTD. (26 Jongro, Jongro-gu, Seoul 110-110, KR)
SK LUBRICANTS CO., LTD. (26 Jongro, Jongro-gu, Seoul 110-110, KR)
International Classes:
C10M161/00; C10M129/91; C10M145/26
Foreign References:
US20070203035A12007-08-30
US20060122295A12006-06-08
US20090184283A12009-07-23
US20050170978A12005-08-04
US20060019840A12006-01-26
Attorney, Agent or Firm:
LEE & PARK (6nd Fl, 112, Banpo-Daero,,Seocho-gu, Seoul 137-872, KR)
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