专利名称:Detergent compositions, their manufacture
and their use as additives for fuels
发明人:Paul Maldonado,Choua Cohen,Bernard
Sillion
申请号:US06/281532申请日:19810708公开号:US04375974A公开日:19830308
摘要:A nitrogen-containing composition, useful as a detergent for gasoline, isobtained by reacting at least one unsaturated anhydride with at least one olefin toconvert 20-80% of the anhydride and thereafter reacting the resultant product with apolyamine of the general formula ##EQU1## wherein R.sup.7 is a monovalent aliphaticradical of 6-30 carbon atoms, n is an integer from 2 to 5 and m is an integer from 1 to 10.
申请人:INSTITUT FRANCAIS DU PETROLE,SOCIETE ELF FRANCE
代理机构:Millen & White
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