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    • 7. 发明授权
    • Binuclear metal hydride complexes as catalysts for the (co)polymerization of polar monomers
    • 双核金属氢化物络合物作为极性单体(共)聚合的催化剂
    • US06291655B1
    • 2001-09-18
    • US09372813
    • 1999-08-12
    • Jun OkudaKai HultzschMichael Geprägs
    • Jun OkudaKai HultzschMichael Geprägs
    • C07F1700
    • C07F17/00C08F4/42Y10S526/943
    • In binuclear metal hydride complexes of the formuula (I) the substituents and indices have the following meanings: M is scandium, yttrium, lanthanum or a lanthanide metal, R is hydrogen, halogen, C1-C20-alkyl, C3-C1-cycloalkyl, C6-C15-aryl or C3-C30-organosilyl, where two adjacent radicals R can also form a saturated or unsaturated, cyclic or heterocyclic group having from 4 to 18 carbon atoms, Z is —SiR′2—, —CR′2—, —GeR′2—, —SnR′2—, —BR′— or —O—, R′ is C1-C20-alkyl, C3-C10-cycloalkyl, C6-C15-aryl or alkylaryl having from 1 to 10 carbon atoms in the alkyl part and from 6 to 10 carbon atoms in the aryl part, m is 1 or 2, X is —O—, —S—, —NR″—, —PR″—, —OR″, —SR″, —NR″2 or —PR″2, R″ is hydrogen, C1-C20-alkyl, C3-C10-cycloalkyl, C6-C15-aryl, alkylaryl having from 1 to 10 carbon atoms in the alkyl part and from 6 to 10 carbon atoms in the aryl part or C3-C30-organosilyl and L is a low molecular weight, Lewis-basic, organic compound.
    • 在式(I)的双核金属氢化物络合物中,取代基和指数具有以下含义:M是钪,钇,镧或镧系元素金属,R是氢,卤素,C 1 -C 20烷基,C 3 -C 1环烷基, C 6 -C 15 - 芳基或C 3 -C 30 - 有机甲硅烷基,其中两个相邻的基团R也可以形成具有4至18个碳原子的饱和或不饱和的环状或杂环基,Z是-SiR'2-,-CR'2- ,-GeR'2-,-SnR'2-,-BR'-或-O-,R'是具有1至10个碳原子的C 1 -C 20烷基,C 3 -C 10 - 环烷基,C 6 -C 15 - 芳基或烷基芳基 烷基部分中的原子和芳基部分中的6至10个碳原子,m是1或2,X是-O - , - S - , - NR“ - , - PR” - , - OR“ -SR“,-NR'2或-PR'2,R”是氢,C1-C20-烷基,C3-C10-环烷基,C6-C15-芳基,具有1-10个碳原子的烷基芳基 芳基部分的烷基部分和6至10个碳原子,或C 3 -C 30有机甲硅烷基,L是低分子量路易斯碱性有机化合物。