Global Patent Index - EP 0894844 A1

EP 0894844 A1 19990203 - Fuel additive and fuel composition containing the additive

Title (en)

Fuel additive and fuel composition containing the additive

Title (de)

Brennstoffzusatz und den Zusatz enthaltende Brennstoffzusammensetzung

Title (fr)

Additif pour combustible et composition de combustible contenant l'additif

Publication

EP 0894844 A1 19990203 (EN)

Application

EP 98306034 A 19980729

Priority

JP 21906997 A 19970730

Abstract (en)

The present invention is directed to a fuel additive excellent in the cleanliness performance for the intake system and combustion chamber(s) of a gasoline engine and also to a fuel composition containing the additive. A fuel additive is described having as a principal component a polyoxyalkylene glycol having an average molecular weight of from 500 to 5,000 and represented by the following formula (1): HO-(AO)n-H wherein (AO)n represents a mixture of oxyethylene groups and oxypropylene groups or solely oxypropylene groups, the A representing an ethylene group or propylene group, and the n representing a positive integer, provided that the content of oxypropylene group(s) is 50 wt% or higher based on the total weight of the oxyalkylene groups and a fuel composition comprising a petroleum fraction as a principal component and 0.001 to 5 wt%, based on the whole weight of the fuel composition, of the fuel additive.

IPC 1-7

C10L 1/18; C10L 10/00

IPC 8 full level

C10L 1/06 (2006.01); C10L 1/14 (2006.01); C10L 1/182 (2006.01); C10L 1/185 (2006.01); C10L 1/198 (2006.01); C10L 10/00 (2006.01)

CPC (source: EP)

C10L 1/143 (2013.01); C10L 1/1985 (2013.01); C10L 10/04 (2013.01); C10L 10/06 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

EP 0894844 A1 19990203; CA 2241518 A1 19990130; JP H1150068 A 19990223

DOCDB simple family (application)

EP 98306034 A 19980729; CA 2241518 A 19980730; JP 21906997 A 19970730