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Title:
レオロジー調整剤として有用なポリマー組成物およびこのような組成物の製造方法
Document Type and Number:
Japanese Patent JP2012525471
Kind Code:
A
Abstract:
Provided are ethylene-based copolymers, methods of preparing the same, lubricating oil compositions including the same, methods for preparing such lubricating oil compositions, and end uses for such ethylene-based copolymers and lubricating oil compositions. The ethylene-based copolymers may include from about 35 wt. % to about 60 wt. % of units derived from ethylene and at least 1.0 wt. % of one or more alpha-olefin comonomers having 3 to 20 carbon atoms. The ethylene-based copolymers are substantially amorphous and have a polydispersity index of about 2.8 or less.

Inventors:
Datta Sadin
Kanish Joanne Marie
Corbriania
Zemun Fu
Shirota Eric Bee
Minak-Bernero Vera
Varma-Nair Manika
San Thomas Tea
Fan Leapao Oscar
Application Number:
JP2012508523A
Publication Date:
October 22, 2012
Filing Date:
April 15, 2010
Export Citation:
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Assignee:
ExxonMobil Chemical Patents, Inc.
International Classes:
C08L23/08; C08J3/20; C10M143/02; C10M143/04; C10M143/06; C10M143/08; C10M177/00; C10N20/00; C10N20/04; C10N30/02; C10N40/04; C10N40/08; C10N40/25; C10N70/00
Domestic Patent References:
JPH07149963A1995-06-13
JP2004505152A2004-02-19
JPH0762170A1995-03-07
JPH07149963A1995-06-13
JP2004505152A2004-02-19
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa