Title:
老化した潤滑油の低温粘度を改善するための流動点降下剤
Document Type and Number:
Japanese Patent JP6463767
Kind Code:
B2
Abstract:
The present invention relates to compositions for use as lubricating oil additives. The additive compositions comprise a mixture of alkyl (meth)acrylate copolymers, having distinct monomeric compositions. The additive compositions disclosed herein can be used to improve the low-temperature pumpability of aged lubricating oil, particularly diesel engine oil aged in the presence of biodiesel.
Inventors:
Joan Sautic
Irene Tea. Flanagan
Philip Andrew Hutchinson
Yen-Lung Wan
Shaun-Zee Tsai
Irene Tea. Flanagan
Philip Andrew Hutchinson
Yen-Lung Wan
Shaun-Zee Tsai
Application Number:
JP2016547909A
Publication Date:
February 06, 2019
Filing Date:
January 15, 2015
Export Citation:
Assignee:
Evonik Oil Additives GmbH
International Classes:
C10M145/14; C10M169/04; C10M175/02
Domestic Patent References:
| JP10310758A | ||||
| JP54070305A | ||||
| JP2001122925A |
Attorney, Agent or Firm:
Einzel Felix-Reinhard
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima