Deposit control additives--polyether polyamine ethanes

Details Deposit control additives--polyether polyamine ethanes Deposit control additives--polyether polyamine ethanes

1985-12-16

1986-08-05

Harris-Smith, Y.

Fuel and related compositions

Liquid fuels

Aluminum or heavy metal, other than lead, containing

C10L 122

Patent

active

046041036

ABSTRACT:
Additives for internal combustion engines are provided which in fuels maintain cleanliness of intake system without contributing to combustion chamber deposits. The additives are hydrocarbylopoly(oxyalkylene) polyamine ethanes comprising a hydrocarbyl-terminated poly(oxyalkylene) chain of 2-5 carbon oxyalkylene units bonded to an ethane or branched ethane chain in turn bonded to a nitrogen atom of a polyamine having from 2 to 12 amine nitrogens and from 2 to 40 carbon atoms with a carbon:nitrogen ratio between 1:1 and 10:1.

REFERENCES:
patent: 3440029 (1969-04-01), Little et al.
patent: 3637358 (1972-01-01), Cyba
patent: 3849083 (1974-11-01), Dubeck
patent: 3960965 (1976-06-01), Battersby et al.
patent: 4247301 (1981-01-01), Honnen
patent: 4261704 (1981-04-01), Langdon

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