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
    • 32. 发明申请
    • CATALYSTS
    • 催化剂
    • US20130289229A1
    • 2013-10-31
    • US13806421
    • 2011-06-29
    • Pascal CastroLuigi ResconiLauri Huhtanen
    • Pascal CastroLuigi ResconiLauri Huhtanen
    • C08F110/06
    • C08F4/65912C07F17/00C08F4/65927C08F110/06Y10S526/943C08F2500/03C08F2500/12
    • A 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-hydrocarbyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl; each R1 is a C4-C20 hydrocarbyl radical branched at the β-atom to the cyclopentadienyl ring, optionally containing one or more heteroatoms belonging to groups 14-16, or is a C3-C20 hydrocarbyl radical branched at the β-atom to the cyclopentadienyl ring where the β-atom is an Si-atom; n is 0-3; each R18 is the same or different and may be a C1-C20 hydrocarbyl radical optionally containing one or more heteroatoms belonging to groups 14-16; each R4 is a hydrogen atom or a C1-6-hydrocarbyl radical; each W is a 5 or 6 membered aryl or heteroaryl ring wherein each atom of said ring is optionally substituted with an R5 group each R5 is the same or different and is a C1-C20 hydrocarbyl radical optionally containing one or more heteroatoms belonging to groups 14-16; and optionally two adjacent R5 groups taken together can form a further mono or multicyclic ring condensed to W optionally substituted by one or two groups R5.
    • 式(I)的络合物: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烃基,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; 每个R 1是在β-原子处与环戊二烯基环分支的C 4 -C 20烃基,任选地含有一个或多个属于第14-16族的杂原子,或者是在β-原子处分支到环戊二烯基的C 3 -C 20烃基 β原子是Si原子的环; n为0-3; 每个R 18相同或不同,并且可以是任选地含有一个或多个属于第14-16族的杂原子的C 1 -C 20烃基; 每个R 4是氢原子或C 1-6烃基; 每个W是5或6元芳基或杂芳基环,其中所述环的每个原子任选被R5基团取代,每个R 5相同或不同,并且是任选地含有一个或多个属于基团14的杂原子的C 1 -C 20烃基 -16; 并且任选地两个相邻的R5基团可以形成另外的单环或多环稠合至可任选被一个或两个基团R 5取代的W。
    • 39. 发明申请
    • Process for the Preparation of Atactic 1-Butene Polymers
    • 制备无规1-丁烯聚合物的方法
    • US20090005523A1
    • 2009-01-01
    • US11579525
    • 2005-04-25
    • Luigi ResconiSimona Guidotti
    • Luigi ResconiSimona Guidotti
    • C08F210/08C08F4/606
    • C08F10/08C08F4/65912C08F110/08C08F210/02C08F210/08Y10S526/941Y10S526/943C08F4/65927C08F2500/17C08F2500/03C08F2500/20C08F2500/15C08F210/06C08F210/16
    • A process for obtaining atactic 1-butene polymer optionally containing at least one comonomer selected from ethylene, propylene or an alpha-olefin of formula CH2═CHRo, wherein Ro is a linear or branched C3-C20 alkyl group, comprising the step of polymerizing 1-butene and optionally ethylene, propylene or said alpha-olefin, in the presence of a catalyst system obtainable by contacting:a) at least one metallocene compound of formula (I) in its meso or meso-like form wherein M is an atom of a transition metal; p is an integer from 0 to 3; X, same or different, is a hydrogen atom, a halogen atom, or a hydrocarbon group; L is a divalent C1-C40 hydrocarbon radical optionally containing heteroatoms belonging to groups 13-17 of the Periodic Table of the Elements; R1 and R2, are C1-C40 hydrocarbon radicals; T, equal to or different from each other, is a moiety of formula (IIa) or (IIb): wherein R3 is a C1-C40 hydrocarbon radical; R4 and R6, are hydrogen atoms or C1-C40 hydrocarbon radicals; R5 is a C1-C40 hydrocarbon radical; R7 and R8, equal to or different from each other, are hydrogen atoms or C1-C40 hydrocarbon radicals; and b) an alumoxane or a compound capable of forming an alkyl metallocene cation;
    • 一种获得任选含有至少一种选自乙烯,丙烯或式CH2-CHRo的α-烯烃的共聚单体的无规1-丁烯聚合物的方法,其中Ro是直链或支链C 3 -C 20烷基,其包括聚合1 丁烯和任选的乙烯,丙烯或所述α-烯烃,在催化剂体系存在下,可通过以下步骤:a)至少一种其中间或内消旋形式的式(I)金属茂化合物,其中M是 过渡金属; p是0至3的整数; X相同或不同,是氢原子,卤素原子或烃基; L是任选含有属于元素周期表第13-17族的杂原子的二价C 1 -C 40烃基; R1和R2是C1-C40烃基; T为等于或不同的式(IIa)或(IIb)的部分:其中R 3为C 1 -C 40烃基; R4和R6是氢原子或C1-C40烃基; R5是C1-C40烃基; R 7和R 8彼此相同或不同,为氢原子或C 1 -C 40烃基; 和b)铝氧烷或能够形成烷基茂金属阳离子的化合物;