-
公开(公告)号：US20240302256A1
公开(公告)日：2024-09-12
申请号：US18573795
申请日：2022-06-23
Applicant: BOREALIS AG
Inventor： Pascal CASTRO , Niko HELLSTEN , Antti Juhani KARTTUNEN , Alexander REZNICHENKO , Anu-Leena HONGELL , Tarja-Tuulikki TURPEINEN , Erika JOENVUO , Vasileios KANELLOPOULOS
CPC classification number: G01N3/08 , C08F4/65912 , C08F4/65916 , G01N15/0255 , G01N15/1023 , C08F2420/07 , G01N2203/0019 , G01N2203/0085 , G01N2203/0087 , G01N2203/0286
Abstract: The disclosure relates to a method for determining the compressive character of an olefin polymerisation catalyst, comprising subjecting particles of an olefin polymerisation catalyst to micro-compression testing to obtain crushing strength data of the particles of the olefin polymerisation catalyst to determine the compressive character of the olefin polymerisation catalyst. The disclosure further re later to a method for evaluating the quality of an olefin polymerisation catalyst, comprising determining the compressive character of the olefin polymerisation catalyst, and evaluating the quality of the olefin polymerisation from the information obtained from the determination of its compressive strength. The disclosure still further relates to a method for predicting the performance of an olefin polymerisation catalyst in an olefin polymerisation process from its compressive strength descriptors, characterized in that the compressive character of the olefin polymerisation catalyst is determined as disclosed. The disclosure furthermore re I ate rs to an olefin polymerisation catalyst, having a Weibull modulus higher than modulus higher than 2.
-
公开(公告)号：US20240294682A1
公开(公告)日：2024-09-05
申请号：US18573575
申请日：2022-06-23
Applicant: BOREALIS AG
Inventor： Pascal CASTRO , Vasileios KANELLOPOULOS , Georgy KIPIANI , Marja MUSTONEN , Irfan SAEED
IPC: C08F210/16 , C08F2/00 , C08F2/34 , C08F4/659 , C08F4/6592
CPC classification number: C08F210/16 , C08F2/001 , C08F2/34 , C08F4/65912 , C08F4/65916 , C08F4/65927 , C08F2420/07
Abstract: The disclosure relates to a process for polymerising olefins, the process comprising polymerising ethylene, optionally in the presence of at least one other alpha olefin comonomer, preferably C4-C10 alpha olefin comonomer, preferably in multi stage polymerisation process configuration, in the presence of a single-site polymerisation catalyst to produce a polymer component to produce a polyethylene polymer or a polyethylene copolymer, wherein the single-site polymerisation catalyst comprises (i) a transition metal complex; (ii) a cocatalyst; and optionally (iii) a support; and is characterised by a (Weibull modulus)×(scale parameter) product equal to or higher than 40 MPa and a (Weibull modulus)/(scale parameter) ratio equal to or lower than 0.50 MPa−1 wherein the Weibull modulus and the scale parameter are determined by the Weibull analysis of the compressive strength of the catalyst particles. The disclosure further relates to a single-site polymerisation catalyst, comprising (i) a transition metal complex; (ii) a cocatalyst; and optionally (iii) a support, preferably a silica support; wherein the single-site polymerisation catalyst is characterised by a (Weibull modulus)×(scale parameter) product equal to or higher than 40 MPa and a (Weibull modulus)/(scale parameter) ratio equal to or lower than 0.50 MPa−1 wherein the Weibull modulus and the scale parameter are determined by the Weibull analysis of the compressive strength of the catalyst particles. The disclosure further relates to use of the single-site polymerisation catalyst in the preparation of a polyethylene polymer component, a polyethylene polymer, or a polyethylene copolymer.
-
公开(公告)号：US20150344595A1
公开(公告)日：2015-12-03
申请号：US14654401
申请日：2013-12-19
Applicant: BOREALIS AG
Inventor： Pascal CASTRO , Ville VIRKKUNEN , Vyatcheslav IZMER , Dmitry KONONOVICH , Alexander VOSKOBOYNIKOV , Luigi RESCONI
IPC: C08F110/06 , C07C1/32
CPC classification number: C07C1/326 , C07C1/20 , C07C41/30 , C07C2531/04 , C07C2531/18 , C07C2531/24 , C07C2602/24 , C07F7/081 , C07F17/00 , C08F4/65912 , C08F4/65916 , C08F4/65927 , C08F10/06 , C08F110/06 , C08F4/02 , C08F2500/03 , C08F2500/12 , C08F2500/15 , C07C13/465 , C07C43/188
Abstract: A catalyst in solid particulate form free from an external carrier material comprising (I) 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-alkyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl; each R2 is independently hydrogen or a C1-C20 hydrocarbyl radical provided that at least one R2 is not hydrogen; each R5 is independently hydrogen or a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16; each R6 is independently hydrogen or a C1-20 hydrocarbyl group optionally containing one or more heteroatoms from groups 14-16; each n is independently 1, 2 or 3; and each R8 is a C1-20 hydrocarbyl group; and (ii) a cocatalyst comprising a compound of a group 13 metal, e.g. Al or boron.
Abstract translation: 固体颗粒形式的催化剂，其不含外部载体材料，其包含（I）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; 每个R 2独立地为氢或C 1 -C 20烃基，条件是至少一个R 2不是氢; 每个R 5独立地是氢或任选含有一个或多个第14-16族的杂原子的C 1-20烃基; 每个R 6独立地为氢或任选含有一个或多个第14-16族的杂原子的C 1-20烃基; 每个n独立地为1,2或3; 并且每个R 8是C 1-20烃基; 和（ii）包含第13族金属的化合物的助催化剂，例如 Al或硼。
-
公开(公告)号：US20210269560A1
公开(公告)日：2021-09-02
申请号：US17259216
申请日：2019-08-01
Applicant: BOREALIS AG
Inventor： Apostolos KRALLIS , Vasileios KANELLOPOULOS , Pascal CASTRO , Vuokko OJANPERÄ , Kumudini JAYARATNE
Abstract: The present invention is concerned with a process for polymerizing ethylene or copolymerizing ethylene and at least one alpha-olefin comonomer in the presence of a supported polymerization catalyst in a multi-stage process in which the last polymerization stage is a gas phase reactor, the use of said process for reducing particle carry-over in the last polymerization stage and the use of a supported polymerization catalyst with a certain median particle size to polymerize an ethylene homo- or copolymer in said multi-stage process with a span of its particle size distribution which can be predicted from the median particle size of the catalyst.
-
公开(公告)号：US20150329653A1
公开(公告)日：2015-11-19
申请号：US14654413
申请日：2013-12-19
Applicant: BOREALIS AG
Inventor： Luigi RESCONI , Ville VIRKKUNEN , Noureddine AJELLAL , Pascal CASTRO , Vyatcheslav IZMER , Dmitry KONONOVICH , Alexander VOSKOBOYNIKOV
IPC: C08F110/06
CPC classification number: C07C1/326 , C07C1/20 , C07C41/30 , C07C2531/04 , C07C2531/18 , C07C2531/24 , C07C2602/24 , C07F7/081 , C07F17/00 , C08F4/65912 , C08F4/65916 , C08F4/65927 , C08F10/06 , C08F110/06 , C08F4/02 , C08F2500/03 , C08F2500/12 , C08F2500/15 , C07C13/465 , C07C43/188
Abstract: A catalyst in solid particulate form free from an external carrier material comprising (i) 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, C1-20-alkyl, tri(C1-20-alkyl)silyl, C6-20-aryl, C7-20-arylalkyl or C7-20-alkylaryl; R2 is a C1-20-hydrocarbyl radical; R2′ is a C1-20-hydrocarbyl radical; R6 is a linear or branched aliphatic C1-20-hydrocarbyl group, SR9 or OR9; R6′ is a linear or branched aliphatic C1-20-hydrocarbyl group, SR9′ or OR9′; with the proviso that neither R6 or R6′ represents a group having a quaternary carbon atom directly attached to the indenyl ring; R9 is a C1-20-hydrocarbyl group; R9′ is a C1-20-hydrocarbyl group; Ar is a C6-12-aryl or C5-12-heteroaryl group optionally carrying one or more substituents R8; Ar′ is a C6-12-aryl or C5-12-heteroaryl group optionally carrying one or more substituents R8′; each R8 is a C1-20-hydrocarbyl group; each R8′ is a C1-20-hydrocarbyl group; and wherein at least two of R2 and R2′; R6 and R6′; or Ar and Ar′ are the same; and (ii) a cocatalyst comprising a compound of a group 13 metal, e.g. Al or boron.
Abstract translation: 固体颗粒形式的催化剂，其不含外部载体材料，其包含（i）其中M为锆或铪的式（I）配合物; 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 1-20烷基，三（C 1-20烷基）甲硅烷基，C 6-20 - 芳基，C 7-20 - 芳基烷基或C 7-20 - 烷基芳基; R2是C1-20-烃基; R2'是C1-20-烃基; R6是直链或支链脂族C 1-20烃基，SR 9或OR 9; R6'是直链或支链脂族C 1-20烃基，SR 9'或OR 9'; 条件是R6或R6'都不表示具有与茚基环直接连接的季碳原子的基团; R9为C1-20-烃基; R9'是C1-20-烃基; Ar是任选携带一个或多个取代基R 8的C 6-12 - 芳基或C 5-12 - 杂芳基; Ar'是任选携带一个或多个取代基R 8'的C 6-12 - 芳基或C 5-12 - 杂芳基; 每个R 8是C 1-20烃基; 每个R 8'是C 1-20烃基; 并且其中R2和R2'中的至少两个; R6和R6'; 或Ar和Ar'相同; 和（ii）包含第13族金属的化合物的助催化剂，例如 Al或硼。
-
Patent Agency Ranking
公开(公告)号：US20240287217A1
公开(公告)日：2024-08-29
申请号：US18573573
申请日：2022-06-23
Applicant: BOREALIS AG
Inventor： Pascal CASTRO , Vasileios KANELLOPOULOS , Victor SUMERIN , Jani AHO
IPC: C08F10/02
CPC classification number: C08F10/02
Abstract: The disclosure relates to process for polymerising olefins, the process comprising polymerising ethylene, optionally in the presence of at least one other alpha olefin comonomer, preferably C4-C10 alpha olefin comonomer, preferably in a multi-stage polymerisation configuration, in the presence of a single-site polymerisation catalyst to produce a polymer component; to produce a polyethylene polymer or a polyethylene copolymer having a particle size distribution of the resulting a polyethylene polymer powder or a polyethylene copolymer powder described by a lognormal distribution having a scale parameter less than 0.5, preferably less than 0.45, in particular from 0.1 to 0.45, more preferably from 0.15 to 0.4. The disclosure further relates to a single-site10 polymerisation catalyst, comprising (i) a transition metal complex; (ii) a cocatalyst; and optionally (iii) a support, preferably a silica support; wherein the single-site polymerisation catalyst is characterised by a compressive strength of at least 5 MPa, preferably at least 5.5 MPa, in particular from 6 to 25 MPa, more preferably from 7 to 20 MPa, even more preferably from 7 to 15 MPa. The disclosure further relates to use of the single-site polymerisation catalyst in the preparation of a polyethylene polymer component, a polyethylene polymer, or a polyethylene copolymer and to a polyethylene polymer or a polyethylene copolymer having a particle size distribution of the polyethylene polymer or the polyethylene copolymer in powder form described by a lognormal distribution having a scale parameter less than 0.5, preferably less than 0.45, in particular from 0.1 to 0.45, more preferably from 0.15 to 0.4, preferably obtained by the present process.
-
公开(公告)号：US20240002560A1
公开(公告)日：2024-01-04
申请号：US18017439
申请日：2021-07-23
Applicant: BOREALIS AG
Inventor： Georgy KIPIANI , Jyrki KAUHANEN , Felice DE SANTIS , Marja MUSTONEN , Matthias HOFF , Kalin SIMEONOV , Kimmo HAKALA , Jarkko HASSINEN , Maria RANIERI , Esko SAIKKONEN , Tiina HÄMÄLÄINEN , Stefan POLLHAMMER , Pascal CASTRO , Irfan SAEED , Kalle KALLIO
IPC: C08F210/16
CPC classification number: C08F210/16 , C08F2420/07
Abstract: The invention provides a process for the preparation of a multimodal ethylene polymer in a multistage process in the presence of a catalyst comprising a complex of formula (lx) wherein each X is a sigma donor ligand; each Het is independently a monocyclic or multicyclic heteroaromatic or heterocyclic group containing at least one heteroatom selected from O, N or S; L is a carbon, silicon or germanium based divalent bridge in which one or two backbone atoms link the ligands; M is Ti, Zr or Hf; each R1 is the same or different and is a linear CMO alkyl group, or linear CHO alkoxy, each n is 0 to 3; each R2 is the same or different and is a C1-10 alkyl group, C1-10 alkoxy group or —Si(R)3 group; each R is the same or different and is C1-10 alkyl or phenyl group optionally substituted by 1 to 3 C1-6 alkyl groups; and eachp is 0 to 3;
-
公开(公告)号：US20160200838A1
公开(公告)日：2016-07-14
申请号：US14914501
申请日：2014-10-22
Applicant: BOREALIS AG
Inventor： Alexander REZNICHENKO , Noureddine AJELLAL , Pascal CASTRO , Irfan SAEED
IPC: C08F4/6592
CPC classification number: C08F10/00 , C08F4/649 , C08F4/65912 , C08F4/6592 , C08F4/65925 , C08F4/65927 , C08F2410/01 , C08F10/06 , C08F110/06 , C08F2500/12 , C08F210/16 , C08F210/14 , C08F110/02 , C08F2500/01
Abstract: Process for the preparation of a solid catalyst system comprising the steps of preparing a liquid clathrate comprising a mixing of an aluminoxane, an aromatic compound and an organo-silicon compound, wherein the mol-ratio between the organo-silicon compound and aluminum of the aluminoxane is below 0.1, mixing said liquid clathrate with an organometallic compound obtaining a liquid mixture, and precipitating the solid catalyst system out of said liquid mixture by adding a saturated aliphatic compound to said mixture liquid.
Abstract translation: 制备固体催化剂体系的方法，包括以下步骤：制备包含铝氧烷，芳族化合物和有机硅化合物的混合物的液体包合物，其中有机硅化合物与铝氧烷铝的摩尔比 将所述液体包合物与有机金属化合物混合，得到液体混合物，并通过向所述混合液中加入饱和脂肪族化合物将所述固体催化剂体系从所述液体混合物中沉淀出来。
-
公开(公告)号：US20160002369A1
公开(公告)日：2016-01-07
申请号：US14654409
申请日：2013-12-19
Applicant: BOREALIS AG
Inventor： Luigi RESCONI , Pascal CASTRO , Ville VIRKKUNEN , Vyatcheslav V. IZMER , Dmitry S. KONONOVICH , Pavel Sergeevich KULYABIN , Alexander Z. VOSKOBOYNIKOV
CPC classification number: C08F4/65927 , C07C1/321 , C07C17/16 , C07C45/00 , C07C51/00 , C07F7/0803 , C07F7/081 , C07F17/00 , C08F210/06 , C08F10/06 , C08F4/65912 , C08F210/16 , C08F2500/03 , C08F2500/12
Abstract: 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 a C1-C20 hydrocarbyl radical; R5′ is a C1-20 hydrocarbyl group; R5 is hydrogen, or a C1-20 hydrocarbyl group; R6 is a non tertiary C1-10 alkyl group or C6-10-aryl group or C7-10 arylalkyl group or ZR3; R6′ is a tertiary C4-20 alkyl group; Z is O or S; R3 is a C1-20 hydrocarbyl group optionally substituted with halo; Ar is an aryl or heteroaryl group having up to 20 carbon atoms optionally substituted by one or more groups R1; Ar′ is an aryl or heteroaryl group having up to 20 carbon atoms optionally substituted by one or more groups R1; each R1 is a C1-20 hydrocarbyl group or two R1 groups on adjacent carbon atoms taken together can form a fused 5 or 6 membered ring with the Ar group, said ring being itself optionally substituted with one or more groups R4; and each R4 is a C1-20 hydrocarbyl group.
Abstract translation: 式（I）的不对称配合物，其中M是锆或铪; 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C1-C20烃基; R5'是C1-20烃基; R5是氢或C1-20烃基; R6是非叔C 1-10烷基或C 6-10 - 芳基或C 7-10芳基烷基或ZR 3; R6'是叔C4-20烷基; Z是O或S; R3是任选被卤素取代的C 1-20烃基; Ar是任选被一个或多个R 1基团取代的具有至多20个碳原子的芳基或杂芳基; Ar'是任选被一个或多个R 1基团取代的具有至多20个碳原子的芳基或杂芳基; 每个R 1是C 1-20烃基或相邻碳原子上的两个R 1基团可以与Ar基团形成稠合的5或6元环，所述环本身任选地被一个或多个基团R 4取代; 并且每个R 4是C 1-20烃基。
-
公开(公告)号：US20150344596A1
公开(公告)日：2015-12-03
申请号：US14654405
申请日：2013-12-19
Applicant: BOREALIS AG
Inventor： Luigi RESCONI , Pascal CASTRO , Ville VIRKKUNEN , Vyatcheslav V. IZMER , Dmitry S. KONONOVICH , Pavel Sergeevich KULYABIN , Alexander Z. VOSKOBOYNIKOV
IPC: C08F110/06 , C07F17/00 , C07C1/32
CPC classification number: C08F110/06 , C07C1/326 , C07C2531/18 , C07F7/081 , C07F17/00 , C08F4/65912 , C08F4/65927 , C08F10/06 , C08F4/02 , C08F2500/03 , C08F2500/12 , C08F2500/15 , C08F210/06 , C08F210/16
Abstract: 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.
Abstract translation: 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。
-
-
-
-
-
-
-
-
-
Search Results
10
records
(took 0.034 seconds)
