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U.S. Department of Energy
Office of Scientific and Technical Information

Deposit control additives-methylol polyether amino ethanes

Patent ·
OSTI ID:6396752
Additives for internal combustion engines are provided which in fuels maintain cleanliness of intake system without contributing to combustion chamber deposits. The additives are hydrocarbyl methylol poly(oxyalkylene) amino ethanes comprising a hydrocarbyl-terminated methylol poly(oxyalkylene) chain of 2 to 4 carbon oxyalkylene units bonded to an ethane or substituted ethane chain in turn bonded to a nitrogen atom of an amine or polyamine having from 1 to 12 amine nitrogens and from 2 to 40 carbon atoms.
Assignee:
Chevron Research Co.
Patent Number(s):
US 4526587
OSTI ID:
6396752
Country of Publication:
United States
Language:
English