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    • 6. 发明授权
    • Use of alkaline earth salts of polycarboxylic acid monoesters as
alkoxylation catalysts
    • 使用多元羧酸单酯的碱土金属盐作为烷氧基化催化剂
    • US4996364A
    • 1991-02-26
    • US336157
    • 1989-04-11
    • Ansgar BehlerUwe Ploog
    • Ansgar BehlerUwe Ploog
    • B01J31/04C07B61/00C07C41/00C07C41/03C07C43/11C07C67/00
    • C07C41/03
    • Alkaline earth salts of polycarboxylic acid monoesters corresponding to general formula I[R-(OC.sub.m H.sub.2m).sub.n -O-CO-A(COO.sup.-).sub.o ].sub.p M.sup.2+(I)in whichR is a radical selected from the group consisting of a linear or branched C.sub.1 -C.sub.22 alkyl or C.sub.3 -C.sub.22 alkenyl, phenyl, alkylphenyl containing 1 to 3 C.sub.1 -C.sub.15 alkyl groups, benzyl and phenethyl,A is a saturated or unsaturated, acyclic or cyclic C.sub.2 -C.sub.6 hydrocarbon radical with two or three bonds or a benzene group with two or three bonds,M is an alkaline earth metal selected from the group consisting of Ca, Ba and Sr;m is the number 2 or 3;n is a number from 1 to 20;o is the number 1 and p is the number 2 or o is the number 2 and p is the number 1, are employed as catalysts for the ethoxylation or propoxylation of compounds containing active hydrogen atoms.
    • 对应于通式I [R-(OCmH2m)nO-CO-A(COO-)o] pM2 +(Ⅰ)的多元羧酸单酯的碱土盐,其中R是选自直链或支链C1 -C 22烷基或C 3 -C 22烯基,苯基,含有1至3个C 1 -C 15烷基的烷基苯基,苄基和苯乙基,A是具有两个或三个键或苯基的饱和或不饱和的无环或环状C 2 -C 6烃基 具有两个或三个键,M是选自Ca,Ba和Sr的碱土金属; m是2或3; n是从1到20的数字; o是数1,p是数2,或o是数2,p是数1,用作用于含有活性氢原子的化合物的乙氧基化或丙氧基化的催化剂。