Title:
MODIFIED OIL SOLUBLE POLYALKYLENE GLYCOLS
Document Type and Number:
WIPO Patent Application WO/2019/126924
Kind Code:
A1
Abstract:
The present disclosure provides for a lubricant formulation and a method of forming the lubricant formulation for use in an internal combustion engine. The lubricant formulation includes a base oil and an esterified oil-soluble polyalkylene glycol (E-OSP) of Formula (I): R1 [O(R2O)n( R3O)m (C=O)R4]p wherein R1 is a linear alkyi having 1 to 18 carbon atoms, a branched alkyl having 4 to 18 carbon atoms or an aryl with 6 to 30 carbon atoms; R2O is an oxypropylene moiety derived from 1, 2 -propylene oxide; R3O is an oxvbutvlene moiety derived from butylene oxide, wherein R2O and R3O are in a block or a random distribution; R4 is a linear alkyl with 1 to 18 carbon atoms, a branched alkyl with 4 to 1 8 carbon atoms or an aryl with 6 to 18 carbon atoms; n and m are each independently integers ranging from 0 to 20 wherein n + m is greater than 0, and p is an integer from 1 to 4.
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Inventors:
GREAVES MARTIN R (CH)
HAN YAOKUN (CN)
ZHAO YONG (CN)
HAN YAOKUN (CN)
ZHAO YONG (CN)
Application Number:
PCT/CN2017/118223
Publication Date:
July 04, 2019
Filing Date:
December 25, 2017
Export Citation:
Assignee:
DOW GLOBAL TECHNOLOGIES LLC (US)
GREAVES MARTIN R (CH)
HAN YAOKUN (CN)
ZHAO YONG (CN)
GREAVES MARTIN R (CH)
HAN YAOKUN (CN)
ZHAO YONG (CN)
International Classes:
C10M107/20; C10M169/04; C10N40/25
Domestic Patent References:
| WO2015078707A1 | 2015-06-04 |
Foreign References:
| US2620304A | 1952-12-02 | |||
| US2620308A | 1952-12-02 | |||
| US20170211009A1 | 2017-07-27 | |||
| US20140249063A1 | 2014-09-04 | |||
| JP2004300241A | 2004-10-28 | |||
| EP0664331A1 | 1995-07-26 | |||
| US4968453A | 1990-11-06 | |||
| US20160068780A1 | 2016-03-10 | |||
| US20170218296A1 | 2017-08-03 | |||
| US2620304A | 1952-12-02 |
Other References:
See also references of EP 3732273A4
Attorney, Agent or Firm:
WU, FENG & ZHANG (CN)
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