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Title:
1-OCTENE/1-DECENE COPOLYMER AND LUBRICATING-OIL COMPOSITION CONTAINING SAME
Document Type and Number:
WIPO Patent Application WO/2013/015175
Kind Code:
A1
Abstract:
Provided are the following: an alpha-olefin copolymer that, due to the use of a 1-octene/1-decene copolymer synthesized using a double-crosslinked metallocene catalyst, is useful as a high-viscosity lubricating oil that exhibits excellent viscosity characteristics, low-temperature characteristics, and oxidative stability; and a lubricating oil containing said copolymer.

Inventors:
SHIMIZU HITOMI (JP)
KATAYAMA KIYOKAZU (JP)
NODA HIDEAKI (JP)
OKANO MASAKI (JP)
Application Number:
PCT/JP2012/068243
Publication Date:
January 31, 2013
Filing Date:
July 18, 2012
Export Citation:
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Assignee:
IDEMITSU KOSAN CO (JP)
SHIMIZU HITOMI (JP)
KATAYAMA KIYOKAZU (JP)
NODA HIDEAKI (JP)
OKANO MASAKI (JP)
International Classes:
C08F210/14; C08F4/6592; C08F8/04; C10M107/10; C10N20/02; C10N20/04; C10N30/02; C10N30/10; C10N40/04; C10N40/08; C10N40/12; C10N40/20; C10N40/22; C10N40/30; C10N50/10
Domestic Patent References:
WO2010084966A12010-07-29
WO2010074233A12010-07-01
WO2007011459A12007-01-25
Foreign References:
JPS55135199A1980-10-21
JPS50112302A1975-09-03
JP2001335607A2001-12-04
JP2011174000A2011-09-08
JP2000351813A2000-12-19
JP2005501957A2005-01-20
JPH06316538A1994-11-15
JP2009514991A2009-04-09
Other References:
J. AM. CHEM. SOC., vol. 60, 1983, pages 309
MACROMOLECULES, vol. 24, 1991, pages 2334
POLYMER, vol. 30, 1989, pages 1350
Attorney, Agent or Firm:
OHTANI, Tamotsu et al. (JP)
Tamotsu Otani (JP)
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Claims: