会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 52. 发明申请
    • CATALYSTS
    • 催化剂
    • US20150344596A1
    • 2015-12-03
    • US14654405
    • 2013-12-19
    • BOREALIS AG
    • Luigi RESCONIPascal CASTROVille VIRKKUNENVyatcheslav V. IZMERDmitry S. KONONOVICHPavel Sergeevich KULYABINAlexander Z. VOSKOBOYNIKOV
    • C08F110/06C07F17/00C07C1/32
    • C08F110/06C07C1/326C07C2531/18C07F7/081C07F17/00C08F4/65912C08F4/65927C08F10/06C08F4/02C08F2500/03C08F2500/12C08F2500/15C08F210/06C08F210/16
    • A catalyst comprising (i) an asymmetric complex of formula (I) wherein M is zirconium or hafnium; each X is a sigma ligand; L is a divalent bridge selected from —R′2C—, —R′2C—CR′2—, —R′2Si—, —R′2Si—SiR′2—, —R′2Ge—, wherein each R′ is independently a hydrogen atom, C1-C20-alkyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl; R2 and R2′ are each independently linear C1-10 hydrocarbyl; R5 and R5′ are each independently hydrogen or a C1-20 hydrocarbyl group; R6 and R6′ are each independently hydrogen or a C1-20 hydrocarbyl group; R7 is hydrogen or a C1-20 hydrocarbyl group or is ZR3; Z is O or S, preferably O; R3 is a C1-10 hydrocarbyl group; Ar is an aryl or heteroaryl group having up to 20 carbon atoms optionally substituted by one or more groups R8; Ar′ is an aryl or heteroaryl group having up to 20 carbon atoms optionally substituted by one or more groups R8′; and R8 and R8′ are each independently is a C1-20 hydrocarbyl group; with the proviso that at least one of R6 or R7 is not H; and (ii) a cocatalyst comprising a compound of a group 13 metal, e.g. boron.
    • 一种催化剂,其包含(i)式(I)的不对称配合物,其中M为锆或铪; 每个X是σ配体; L是选自-R'2C-,-R'2C-CR'2-,-R'2Si-,-R'2Si-SiR'2-,-R'2Ge-的二价桥,其中每个R' 独立地为氢原子,C 1 -C 20烷基,三(C 1 -C 20 - 烷基)甲硅烷基,C 6 -C 20 - 芳基,C 7 -C 20 - 芳基烷基或C 7 -C 20 - 烷基芳基; R2和R2'各自独立地为直链C 1-10烃基; R5和R5'各自独立地为氢或C1-20烃基; R6和R6'各自独立地为氢或C1-20烃基; R 7为氢或C 1-20烃基或ZR 3; Z是O或S,优选O; R3是C1-10烃基; Ar是任选被一个或多个基团R 8取代的具有至多20个碳原子的芳基或杂芳基; Ar'是任选被一个或多个R 8'基团取代的具有至多20个碳原子的芳基或杂芳基; R8和R8'各自独立地为C1-20烃基; 条件是R6或R7中的至少一个不是H; 和(ii)包含第13族金属化合物的助催化剂,例如 硼。