According to the present invention, improved dispersants are provided which comprise adducts of (A) polymer-substituted mono- and dicarboxylic acid or anhydrides and (B) bis(para-amino cyclohexyl) methane oligomers, wherein the reactants are contacted in a reaction zone in the substantial absence of polar organic solvents.
申请公布号
WO9201032(A1)
申请公布日期
1992.01.23
申请号
WO1991US04621
申请日期
1991.06.28
申请人
EXXON CHEMICAL PATENTS INC.
发明人
GUTIERREZ, ANTONIO;LUNDBERG, ROBERT, DEAN;KLEIST, ROBERT, ARTHUR