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公开(公告)号:US20130144016A1
公开(公告)日:2013-06-06
申请号:US13581813
申请日:2011-03-03
IPC分类号: C08F4/02 , C08F4/6392
CPC分类号: C08F10/14 , C08F4/025 , C08F4/63922 , C08F4/65927 , C08F10/00 , C08F10/06 , C08F110/06 , C08F210/06 , C08F210/16 , C08F210/14 , C08F4/65904 , C08F4/65916
摘要: A process for preparing a supported catalyst system comprising the following steps: a. titanating a silica-containing catalyst support having a specific surface area of from 150 m2/g to 800 m2/g, preferably 280 to 600 m2/g, with at least one vapourised titanium compound of the general formula selected from RnTi(OR′)m and (RO)nTi(OR′)m, wherein R and R′ are the same or different and are selected from hydrocarbyl groups containing from 1 to 12 carbon and halogens, and wherein n is 0 to 4, m is 0 to 4 and m+n equals 4, to form a titanated silica-containing catalyst support having at least 0.1 wt % of Ti based on the weight of the titanated silica-containing catalyst support, b. treating the support with a catalyst activating agent, preferably an alumoxane. c. treating the titanated support with at least one metallocene during or after step (b).
摘要翻译: 一种制备负载催化剂体系的方法,包括以下步骤:a。 将比表面积为150m 2 / g至800m 2 / g,优选280至600m 2 / g的含二氧化硅的催化剂载体与至少一种选自RnTi(OR')的通式的汽相钛化合物进行钛化, m和(RO)n Ti(OR')m,其中R和R'相同或不同,并且选自含有1至12个碳和卤素的烃基,并且其中n为0至4,m为0至4 并且m + n等于4,以形成基于含钛二氧化硅的催化剂载体b的重量至少0.1重量%的Ti的钛酸二氧化硅催化剂载体。 用催化剂活化剂,优选铝氧烷处理载体。 C。 在步骤(b)期间或之后用至少一种茂金属处理钛酸化的载体。
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公开(公告)号:US10233268B2
公开(公告)日:2019-03-19
申请号:US13807559
申请日:2011-07-01
IPC分类号: C08F110/02 , C08F210/00 , C08F4/02 , C08F4/646 , C08F4/6592 , C08F110/06 , C08F210/16 , B01J21/08 , B01J31/02 , B01J31/12 , B01J31/14 , B01J31/22 , C08F4/659
摘要: The invention covers a supported catalyst system prepared according to a process comprising the following step: i). impregnating a silica-containing catalyst support having a specific surface area of from 150 m2/g to 800 m2/g, preferably 280 m2/g to 600 m2/g, with one or more titanium compounds of the general formula selected from RnTi(OR′)m and (RO)nTi(OR′)m, wherein R and R′ are the same or different and are selected from hydrocarbyl groups containing from 1 to 12 carbon and halogens, and wherein n is 0 to 4, m is 0 to 4 and m+n equals 4, to form a titanated silica-containing catalyst support having a Ti content of at least 0.1 wt % based on the weight of the Ti-impregnated catalyst support wherein the supported catalyst system further comprises an alumoxane and a metallocene.
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公开(公告)号:US10053522B2
公开(公告)日:2018-08-21
申请号:US14131397
申请日:2012-07-06
CPC分类号: C08F4/76 , C08F4/52 , C08L23/0807 , C08L2205/02 , E01C13/08
摘要: A metallocene-catalyzed polyethylene resin having a multimodal molecular weight and composition distribution, comprising from 45% by weight to 75% by weight of a low density fraction, said fraction having a density below or equal to 918 g/cm3 as measured following the method of standard test ISO 1183 at a temperature of 23° C.,wherein the density of the polyethylene resin is from 0.920 to 0.945 g/cm3,wherein the Mw/Mn of the polyethylene is of from 2.8 to 6,wherein the melt index MI2 of the polyethylene resin of from 0.1 to 5 g/10 min measured following the method of standard test ISO 1133 Condition D at a temperature of 190° C. and under a load of 2.16 kg; andwherein the composition distribution breadth index (CDBI) of the polyethylene resin is below 70%, as analyzed by quench TREF (temperature rising elution fractionation) analysis.
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公开(公告)号:US20130225772A1
公开(公告)日:2013-08-29
申请号:US13816100
申请日:2011-08-16
IPC分类号: C08F4/76
CPC分类号: C08F4/76 , B01J31/143 , B01J31/1608 , B01J31/1616 , B01J31/2295 , B01J2531/46 , B01J2531/48 , B01J2531/49 , B01J2531/56 , C08F4/65912 , C08F4/65927 , C08F110/02 , C08F210/00 , Y02P20/52 , C08F4/025 , C08F4/65916
摘要: A supported catalyst system comprising a coprecipitated silica-and titania-containing support, comprising alumoxane as acatalyst activating agent, and a metallocene, wherein the supported catalyst system has a Ti content of at least 0.1 wt %.
摘要翻译: 一种负载催化剂体系,其包括含有氧化铝作为催化剂活化剂的共沉淀的含二氧化硅和二氧化钛的载体和茂金属,其中负载的催化剂体系具有至少0.1wt%的Ti含量。
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公开(公告)号:US09403920B2
公开(公告)日:2016-08-02
申请号:US13816100
申请日:2011-08-16
IPC分类号: C08F4/76 , C08F4/64 , C08F210/00 , B01J31/14 , B01J31/16 , B01J31/22 , C08F4/659 , C08F4/6592 , C08F110/02
CPC分类号: C08F4/76 , B01J31/143 , B01J31/1608 , B01J31/1616 , B01J31/2295 , B01J2531/46 , B01J2531/48 , B01J2531/49 , B01J2531/56 , C08F4/65912 , C08F4/65927 , C08F110/02 , C08F210/00 , Y02P20/52 , C08F4/025 , C08F4/65916
摘要: A supported catalyst system includes a coprecipitated silica- and titania-containing support, alumoxane, and a metallocene. The supported catalyst system has a Ti content of at least 0.1 wt %.
摘要翻译: 负载催化剂体系包括共沉淀的含二氧化硅和二氧化钛的载体,铝氧烷和茂金属。 负载催化剂体系具有至少0.1重量%的Ti含量。
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公开(公告)号:US09221930B2
公开(公告)日:2015-12-29
申请号:US14343572
申请日:2012-09-06
IPC分类号: C08F110/02 , C08F10/02 , C08F4/659 , C08F4/6592
CPC分类号: C08F110/02 , C08F4/65912 , C08F4/65927 , C08F10/02 , C08F2500/07 , C08F2500/12 , C08F2500/18 , C08F210/16 , C08F210/14 , C08F4/65916
摘要: A polyethylene can be prepared with a metallocene catalyst system. The polyethylene can have a density of at least 0.945 g/cm3 measured according to ISO 1183, and a Si content of 5 to 40 ppm by weight.
摘要翻译: 聚乙烯可以用茂金属催化剂体系制备。 聚乙烯可以具有根据ISO 1183测量的至少0.945g / cm 3的密度和5至40重量ppm的Si含量。
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公开(公告)号:US20130211018A1
公开(公告)日:2013-08-15
申请号:US13807559
申请日:2011-07-01
IPC分类号: C08F110/02
CPC分类号: C08F110/02 , B01J21/08 , B01J31/0212 , B01J31/122 , B01J31/143 , B01J31/2295 , B01J2531/46 , B01J2531/48 , B01J2531/49 , B01J2531/56 , C08F4/65912 , C08F4/65927 , C08F110/06 , C08F210/00 , C08F210/16 , C08F4/65916 , C08F4/025 , C08F2500/12 , C08F210/14
摘要: The invention covers a supported catalyst system prepared according to a process comprising the following step: i). impregnating a silica-containing catalyst support having a specific surface area of from 150 m2/g to 800 m2/g, preferably 280 m2/g to 600 m2/g, with one or more titanium compounds of the general formula selected from RnTi(OR′)m and (RO)nTi(OR′)m, wherein R and R′ are the same or different and are selected from hydrocarbyl groups containing from 1 to 12 carbon and halogens, and wherein n is 0 to 4, m is 0 to 4 and m+n equals 4, to form a titanated silica-containing catalyst support having a Ti content of at least 0.1 wt % based on the weight of the Ti-impregnated catalyst support wherein the supported catalyst system further comprises an alumoxane and a metallocene.
摘要翻译: 本发明涵盖了根据包括以下步骤的方法制备的负载催化剂体系:i)。 将比表面积为150m 2 / g至800m 2 / g,优选280m 2 / g至600m 2 / g的含二氧化硅的催化剂载体与一种或多种通式选自RnTi(OR ')m和(RO)n Ti(OR')m,其中R和R'相同或不同,并且选自含有1至12个碳和卤素的烃基,并且其中n为0至4,m为0 至4和m + n等于4,以形成Ti含量为至少0.1重量%的钛含量的二氧化硅催化剂载体,基于Ti浸渍的催化剂载体的重量,其中负载型催化剂体系还包含铝氧烷和 金属茂
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公开(公告)号:US09156922B2
公开(公告)日:2015-10-13
申请号:US13581813
申请日:2011-03-03
IPC分类号: C08F4/02 , C08F4/6392 , C08F10/00 , C08F4/6592 , C08F110/06 , C08F210/06 , C08F210/16
CPC分类号: C08F10/14 , C08F4/025 , C08F4/63922 , C08F4/65927 , C08F10/00 , C08F10/06 , C08F110/06 , C08F210/06 , C08F210/16 , C08F210/14 , C08F4/65904 , C08F4/65916
摘要: A process for preparing a supported catalyst system comprising the following steps: a. titanating a silica-containing catalyst support having a specific surface area of from 150 m2/g to 800 m2/g, preferably 280 to 600 m2/g, with at least one vaporized titanium compound of the general formula selected from RnTi(OR′)m and (RO)nTi(OR′)m, wherein R and R′ are the same or different and are selected from hydrocarbyl groups containing from 1 to 12 carbon and halogens, and wherein n is 0 to 4, m is 0 to 4 and m+n equals 4, to form a titanated silica-containing catalyst support having at least 0.1 wt % of Ti based on the weight of the titanated silica-containing catalyst support, b. treating the support with a catalyst activating agent, preferably an alumoxane. c. treating the titanated support with at least one metallocene during or after step (b).
摘要翻译: 一种制备负载催化剂体系的方法,包括以下步骤:a。 将比表面积为150m 2 / g至800m 2 / g,优选280至600m 2 / g的含二氧化硅的催化剂载体与至少一种选自RnTi(OR')的通式的蒸发的钛化合物进行钛化, m和(RO)n Ti(OR')m,其中R和R'相同或不同,并且选自含有1至12个碳和卤素的烃基,并且其中n为0至4,m为0至4 并且m + n等于4,以形成基于含钛二氧化硅的催化剂载体b的重量至少0.1重量%的Ti的钛酸二氧化硅催化剂载体。 用催化剂活化剂,优选铝氧烷处理载体。 C。 在步骤(b)期间或之后用至少一种茂金属处理钛酸化的载体。
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公开(公告)号:US20140127427A1
公开(公告)日:2014-05-08
申请号:US14131397
申请日:2012-07-06
CPC分类号: C08F4/76 , C08F4/52 , C08L23/0807 , C08L2205/02 , E01C13/08
摘要: A metallocene-catalyzed polyethylene resin having a multimodal molecular weight and composition distribution, comprising from 45% by weight to 75% by weight of a low density fraction, said fraction having a density below or equal to 918 g/cm3 as measured following the method of standard test ISO 1183 at a temperature of 23° C., wherein the density of the polyethylene resin is from 0.920 to 0.945 g/cm3, wherein the Mw/Mn of the polyethylene is of from 2.8 to 6, wherein the melt index MI2 of the polyethylene resin of from 0.1 to 5 g/10 min measured following the method of standard test ISO 1133 Condition D at a temperature of 190° C. and under a load of 2.16 kg; and wherein the composition distribution breadth index (CDBI) of the polyethylene resin is below 70%, as analyzed by quench TREF (temperature rising elution fractionation) analysis.
摘要翻译: 具有多峰分子量和组成分布的茂金属催化的聚乙烯树脂,包含45重量%至75重量%的低密度部分,所述部分的密度低于或等于918g / cm 3,按照该方法测量 的标准测试ISO 1183,其中聚乙烯树脂的密度为0.920至0.945g / cm 3,其中聚乙烯的Mw / Mn为2.8至6,其中熔融指数MI2 根据ISO 1133条件D的方法,在190℃的温度和2.16kg的负荷下测量的0.1至5g / 10min的聚乙烯树脂的摩尔比为0.1至5g / 10min; 并且其中通过骤冷TREF(升温洗脱分级)分析分析,聚乙烯树脂的组成分布宽度指数(CDBI)低于70%。
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