Title:
潤滑剤基油としての低分子量エチレン/α-オレフィン共重合体
Document Type and Number:
Japanese Patent JP5107889
Kind Code:
B2
Abstract:
A lubricant composition comprises an ethylene/a-olefin interpolymer having a number average molecular weight of less than 10,000 g/mol as a base oil and at least one oil additive. The ethylene/a-olefin interpolymer has at least one molecular fraction which elutes between 40°C and 130°C when fractionated using TREF, characterized in that the fraction has a molar comonomer content of at least 5 percent higher than that of a comparable random ethylene interpolymer fraction eluting between the same temperatures, wherein said comparable random ethylene interpolymer has the same comonomer(s) and has a melt index, density, and molar comonomer content (based on the whole polymer) within 10 percent of that of the ethylene/a-olefÊn interpolymer.
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Inventors:
Walton, Kim, Lewis
Hadges, Morgan, Mark
Russ, Gerry, Elle.
Chaeun, Yunwa, Wilson
Hadges, Morgan, Mark
Russ, Gerry, Elle.
Chaeun, Yunwa, Wilson
Application Number:
JP2008502124A
Publication Date:
December 26, 2012
Filing Date:
March 15, 2006
Export Citation:
Assignee:
Dow Global Technologies LLC
International Classes:
C10M107/02; C08F2/38; C08F10/00; C08F297/08; C10M101/02; C10M107/10; C08F4/659; C08F4/6592; C08F110/02; C08F210/16; C08F293/00; C10N20/00; C10N20/02; C10N20/04; C10N30/00; C10N40/00; C10N40/04; C10N40/08
Domestic Patent References:
JP9511776A | ||||
JP2000351813A | ||||
JP57117595A | ||||
JP62121710A | ||||
JP5054668B2 |
Foreign References:
WO2003038017A1 |
Attorney, Agent or Firm:
Hiroshi Kobayashi
Norio Omori
Tsukasa Iguchi
Yasuhito Suzuki
Norio Omori
Tsukasa Iguchi
Yasuhito Suzuki