Title:
UNLEADED GASOLINE COMPOSITION
Document Type and Number:
Japanese Patent JP2008169229
Kind Code:
A
Abstract:
To provide an unleaded gasoline composition capable of reducing combustion chamber deposits and discharged carbon dioxide while maintaining octane number or distillation properties.
The unleaded gasoline composition has the content of an 8C isoolefin and the content of aromatics satisfying conditions represented by following formulas (1), (2), (3) and (4): 1A30 (1), B5 (2), 10A+B45 (3) and 0.5B/A40 (4) {wherein, A represents the content (units: vol.%) of the 8C isoolefin; and B represents the content (units: vol.%) of the aromatics}. Furthermore, the unleaded gasoline composition has 25 vol.% percent distilled amount at 100-150C, 96.0 octane number by the research method and 10 mass ppm content of sulfur.
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Inventors:
SAKANOUE MUNEHIRO
WATANABE MANABU
KANEKO TAKASHI
WATANABE MANABU
KANEKO TAKASHI
Application Number:
JP2007000744A
Publication Date:
July 24, 2008
Filing Date:
January 05, 2007
Export Citation:
Assignee:
NIPPON OIL CORP
International Classes:
C10L1/06; C10G50/00; C10L1/182; C10L1/185; C10L1/223; C10L1/224; C10L1/234
Foreign References:
| WO2005007781A1 | 2005-01-27 | |||
| WO2005007781A1 | 2005-01-27 |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Shiro Terasaki
Shiro Terasaki