Title:
【発明の名称】ポリ(オキシアルキレン)ヒドロキシ及びアミノ芳香族カルバメート及びそれを含有する燃料組成物
Document Type and Number:
Japanese Patent JPH08512331
Kind Code:
A
Abstract:
Poly(oxyalkylene) hydroxy and amino aromatic carbamates having the formula: (I) or a fuel-soluble salt thereof; wherein X is hydroxy or amino; R is hydrogen or lower alkyl having 1 to 6 carbon atoms; R1 and R2 are each independently hydrogen, hydroxy, lower alkyl having 1 to 6 carbon atoms, lower alkoxy having 1 to 6 carbon atoms, nitro, amino, N-alkylamino wherein the alkyl group contains 1 to 6 carbon atoms, or N,N-dialkylamino wherein each alkyl group independently contains 1 to 6 carbon atoms; R3 and R4 are each independently hydrogen or lower alkyl having 1 to 6 carbon atoms; R5 is hydrogen, alkyl having 1 to 30 carbon atoms, phenyl, aralkyl or alkaryl having 7 to 36 carbon atoms, or an acyl group having the formula: wherein R6 is alkyl having 1 to 30 carbon atoms, phenyl, or aralkyl or alkaryl having 7 to 36 carbon atoms; and n is an integer from 5 to 100. The poly(oxyalkylene) hydroxy and amino aromatic carbamates of formula I are useful as fuel additives for the prevention and control of engine deposits.
Inventors:
Charpek, Richard E.
Application Number:
JP52829695A
Publication Date:
December 24, 1996
Filing Date:
April 21, 1995
Export Citation:
Assignee:
Chevron Chemical Company
International Classes:
C07C269/04; C07C271/28; C08G65/32; C08G65/332; C08G65/333; C10L1/14; C10L1/22; C10L1/23; C10L1/234; C10L1/238; C10L10/00; C10L1/16; C10L1/18; C10L1/30; (IPC1-7): C07C271/28; C07C269/04; C08G65/32; C10L1/22
Attorney, Agent or Firm:
Akira Asamura (3 outside)