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    • 4. 发明申请
    • NOVEL CATALYSTS AND METHODS OF USE THEREOF TO PRODUCE VINYL TERMINATED POLYMERS
    • 新型催化剂及其制备乙烯基终端聚合物的方法
    • WO2012134719A3
    • 2012-11-22
    • PCT/US2012027685
    • 2012-03-05
    • EXXONMOBIL CHEM PATENTS INCCROWTHER DONNA JBRANT PATRICKDE GRACIA CARLOS ULOVELL JACQUELINE A
    • CROWTHER DONNA JBRANT PATRICKDE GRACIA CARLOS ULOVELL JACQUELINE A
    • C08F4/6592C08F10/06C08L23/10
    • C08F10/06C08F4/65908C08L2314/06C08F210/06C08F210/16C08F2500/03C08F4/65927
    • This invention relates to a homogenous process for making a vinyl terminated propylene polymer, wherein the process comprises: contacting, propylene, under polymerization conditions, with a catalyst system comprising an activator and at least one metallocene compound, where the metallocene compound is represented by the formula (I) where: M is hafnium or zirconium; each X is, independently, selected from the group consisting of hydrocarbyl radicals having from 1 to 20 carbon atoms, hydrides, amides, alkoxides, sulfides, phosphides, halides, dienes, amines, phosphines, ethers, and a combination thereof, (two X's may form a part of a fused ring or a ring system); each R1 is, independently, a C1 Cto C10 alkyl group; each R2 is, independently, a C1 to C10 alkyl group; each R3 is, independently, hydrogen; each R4, R5, and R6, is, independently, hydrogen or a substituted or unsubstituted hydrocarbyl group, a heteroatom or heteroatom containing group; T is a bridging group; each R7 is, independently, hydrogen, halogen, or a C1 to C20 hydrocarbyl, and two R7 can form a cyclic structure including aromatic, partially saturated, or saturated cyclic or fused ring system; and further provided that any of adjacent R4, R5, and R6 groups may form a fused ring or multicenter fused ring system where the rings may be aromatic, partially saturated or saturated.
    • 本发明涉及一种用于制备乙烯基封端的丙烯聚合物的均匀方法,其中该方法包括:在聚合条件下使丙烯与包含活化剂和至少一种金属茂化合物的催化剂体系接触,其中茂金属化合物由 式(I)其中:M是铪或锆; 每个X独立地选自具有1至20个碳原子的烃基,氢化物,酰胺,醇盐,硫化物,磷化物,卤化物,二烯,胺,膦,醚及其组合(两个X的 可形成稠环或环系的一部分); 每个R 1独立地为C 1 -C 10烷基; 每个R 2独立地为C 1至C 10烷基; 每个R 3独立地是氢; 每个R 4,R 5和R 6独立地是氢或取代或未取代的烃基,含杂原子或杂原子的基团; T是一个桥接组; 每个R 7独立地是氢,卤素或C 1至C 20烃基,并且两个R 7可以形成包括芳族,部分饱和或饱和的环状或稠环体系的环状结构; 并且进一步规定相邻的R 4,R 5和R 6基团中的任何一个可以形成稠合环或多中心稠环体系,其中所述环可以是芳族的,部分饱和的或饱和的。
    • 7. 发明申请
    • OLEFIN FUNCTIONALIZATION BY METATHESIS REACTION
    • 烯烃反应的烯烃功能化
    • WO2009155517A8
    • 2011-03-24
    • PCT/US2009047953
    • 2009-06-19
    • EXXONMOBIL CHEM PATENTS INCHAGADORN JOHN RHOLTCAMP MATTHEW WNARVAEZ ANDREW GCROWTHER DONNA JBRANT PATRICK
    • HAGADORN JOHN RHOLTCAMP MATTHEW WNARVAEZ ANDREW GCROWTHER DONNA JBRANT PATRICK
    • C08F10/06C08F4/64C08F10/02
    • C08F210/06C08F210/16C08F2500/20C08F2500/02
    • This invention relates to a process to functionalize propylene co-oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a propylene a co-oligomer having an Mn of 300 to 30,000 g/mol comprising 10 to 90 mol% propylene and 10 to 90 mol% of ethylene, wherein the oligomer has at least X% allyl chain ends, where: 1) X = (-0.94 (mole% ethylene incorporated) + 100), when 10 to 60 mole% ethylene is present in the co-oligomer, and 2) X = 45, when greater than 60 and less than 70 mole% ethylene is present in the co-oligomer, and 3) X = (1.83* (mole% ethylene incorporated) -83), when 70 to 90 mole% ethylene is present in the co-oligomer. This invention also relates to a process to functionalize propylene homo-oligomer comprising contacting an alkene metathesis catalyst with a heteroatom containing alkene, and a propylene homo-oligomer, comprising propylene, wherein the oligomer has: at least 93% allyl chain ends, an Mn of about 500 to about 20,000 g/mol, an isobutyl chain end to allylic vinyl group ratio of 0.8: 1 to 1.2: 1.0, and less than 100 ppm aluminum.
    • 本发明涉及官能化丙烯共聚低聚物的方法,包括使烯烃复分解催化剂与含杂原子的烯烃接触,以及丙烯,共聚低聚物,其Mn为300至30,000g / mol,包含10至90mol%的丙烯和10 至90mol%的乙烯,其中所述低聚物具有至少X%的烯丙基链端,其中:1)X =( - 0.94(摩尔%乙烯掺入)+ 100),当共聚物中存在10至60摩尔%的乙烯 - 低聚物,和2)X = 45,当共聚物中存在大于60且小于70摩尔%的乙烯时,和3)X =(1.83 *(摩尔%乙烯加入)-83),当70〜 共聚低聚物中存在90摩尔%的乙烯。 本发明还涉及使丙烯均聚物低聚物官能化的方法,包括使烯烃复分解催化剂与含杂原子的烯烃和包含丙烯的丙烯均聚物接触,其中低聚物具有:至少93%的烯丙基链端,Mn 约500至约20,000g / mol,异丁基链端至烯丙基乙烯基的比例为0.8:1至1.2:1.0,低于100ppm的铝。