Title:
【発明の名称】ポリ(オキシアルキレン)ヒドロキシ芳香族エステルのマンニッヒ縮合生成物及びそれを含有する燃料組成物
Document Type and Number:
Japanese Patent JPH08507574
Kind Code:
A
Abstract:
Mannich condensation products prepared by the condensation of a compound of the formula: wherein R1 is hydrogen, hydroxy, lower alkyl or lower alkoxy; R3 and R4 are independently hydrogen or lower alkyl; R5 is hydrogen, alkyl, phenyl, aralkyl, alkaryl, or an acyl group of the formula: wherein R6 is alkyl, phenyl, aralkyl or alkaryl; R7 is hydrogen, hydroxy, lower alkyl or lower alkoxy; n is an integer from 5 to 100; and x and y are each independently an integer from 0 to 10; with an aldehyde and a nitrogen base selected from ammonia, lower alkylamine, a polyamine and mixtures thereof. The condensation products and their fuel soluble salts are useful as fuel additives for the prevention and control of engine deposits.
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Inventors:
Charpek, Richard E.
Application Number:
JP51813095A
Publication Date:
August 13, 1996
Filing Date:
December 21, 1994
Export Citation:
Assignee:
Chevron Chemical Company
International Classes:
C07C69/732; C07C69/84; C07C69/88; C08G65/32; C08K5/07; C08K5/16; C08L71/02; C10L1/14; C10L1/182; C10L1/183; C10L1/192; C10L1/195; C10L1/22; C10L1/222; C10L1/234; C10L1/238; C10L1/2383; C10L10/00; C10L1/16; C10L1/18; C10L1/30; (IPC1-7): C08L71/02; C07C69/732; C07C69/84; C08G65/32; C08K5/07; C08K5/16; C10L1/18; C10L1/22
Attorney, Agent or Firm:
Akira Asamura (3 outside)