ClassID:

98555

C08F2410/03 - CPC Classification

Classification description:

Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst Multinuclear procatalyst, i.e. containing two or more metals, being different or not

Recent Application in this class:
#1
20260132161
2026-05-14

PHOSPHINE-PHENOL HALF-METALLOCENE COMPLEX, AND PREPARATION METHOD THEREFOR AND USE THEREOF

#2
20240228680
2024-07-11

METHOD FOR PREPARING POLYMER, AND OBTAINED POLYMER

#3
20240182606
2024-06-06

METHOD FOR PRODUCING PROPYLENE COPOLYMER USING CATALYST SYSTEM HAVING IMPROVED COPOLYMERIZATION ACTIVITY

#4
20230279164
2023-09-07

Polymerization Method Of Ultra High Molecular Weight Polyethylene And Method For Preparing Catalyst Thereof

#5
20230249169
2023-08-10

Heterobimetallic catalysts and site-differentiated ligands for preparation thereof

#6
20230242686
2023-08-03

PREPARATION OF BIMETALLIC CATALYST BASED ON ANTHRACENE FRAMEWORKS AND USE THEREOF IN OLEFIN HIGH TEMPERATURE SOLUTION POLYMERIZATION

#7
20220289881
2022-09-15

Process for preparing solid catalyst components for olefin polymerization

#8
20220274097
2022-09-01

Heterobimetallic catalysts and site-differentiated ligands for preparation thereof

#9
20210317238
2021-10-14

Bis(Metallocene) Compounds and Catalyst Compositions Employing Such Compounds

#10
20210284767
2021-09-16

Process for Preparing Polyethylene

#11
20210277155
2021-09-09

Process for Preparing Polypropylene

#12
20210269564
2021-09-02

Components and catalysts for the polymerization of olefins

#13
20210260567
2021-08-26

Heterobimetallic catalysts and site-differentiated ligands for preparation thereof

#14
20210205787
2021-07-08

Catalyst component for olefin polymerization, preparation method thereof, and catalyst including same

#15
20210205785
2021-07-08

Ziegler-Natta catalyst system having a thermally treated magnesium chloride component

#16
20210108005
2021-04-15

Highly soluble bis-borate as binuclear co-catalysts for olefin polymerization

#17
20200339712
2020-10-29

Catalysts, catalyst systems, and methods for using the same

#18
20200283553
2020-09-10

Catalyst components for propylene polymerization

#19
20200270381
2020-08-27

Polyolefin polymer composition

#20
20200247924
2020-08-06

Organometal catalyst having cationic transition metal complex and borate-based bulky anion, method for preparing the same, and method for preparing oligomer using the same

#21
20200223963
2020-07-16

Polar comonomer enchainment in olefin polymerization reactions

#22
20200199266
2020-06-25

Solid catalyst for propylene polymerization and method of producing block copolymer using the same

#23
20200190238
2020-06-18

High-density ethylene-based polymer using hybrid supported metallocene catalyst and pipe using same

#24
20200181295
2020-06-11

Processes for polymerizing internal olefins and compositions thereof

#25
20200071437
2020-03-05

Polymerization processes and polymers made therefrom

#26
20200071436
2020-03-05

Polymerization processes and polymers made therefrom

#27
20190283008
2019-09-19

BIMETALLIC CATALYTIC COMPOUNDS AND COMPOSITIONS COMPRISING PERMETHYLPENTALENE LIGANDS

#28
20190263952
2019-08-29

Mono- and multi-layer films and articles made therefrom

#29
20190225719
2019-07-25

Multi- or dual-headed compositions useful for chain shuttling and process to prepare the same

#30
20190211117
2019-07-11

SOLID CATALYST FOR THE PREPARATION OF NUCLEATED POLYOLEFINS

#31
20190210340
2019-07-11

Blown films with improved properties

#32
20190210334
2019-07-11

Multilayer stretch films and methods thereof

#33
20190127498
2019-05-02

Multisite heterogeneous catalyst, process for preparing the same and process for obtaining polyolefins using said catalyst

#34
20180334518
2018-11-22

Ziegler-natta catalyst compositions for producing polyethylenes with a high molecular weight tail and methods of making the same

#35
20180291042
2018-10-11

Catalyst systems containing low valent titanium-aluminum complexes and polymers produced therefrom

#36
20180265603
2018-09-20

Ziegler-natta catalysts doped with non-Group IV metal chlorides

#37
20180251581
2018-09-06

Compositions and methods for olefin polymerization comprising metal organic frameworks

#38
20180244812
2018-08-30

Spherical supported transition metal catalyst

#39
20180201697
2018-07-19

Catalyst composition including novel transition metal compound

#40
20180194881
2018-07-12

Catalyst component

#41
20180127333
2018-05-10

Catalyst system for olefin oligomerization and method for olefin oligomerization using the same

#42
20180094085
2018-04-05

Catalyst system for olefin oligomerization reaction, and method for olefin oligomerization using the same

#43
20180094084
2018-04-05

Method of preparing supported metallocene catalyst

#44
20180037676
2018-02-08

Method for preparing polyolefin

#45
20180030166
2018-02-01

Catalyst composition and method of preparing polyolefin using the same

#46
20170216825
2017-08-03

Solid catalyst for the (co)polymerisation of α-olefins and process for the preparation thereof

#47
20160272732
2016-09-22

Ziegler-Natta catalysts doped with non-group IV metal chlorides

#48
20160222139
2016-08-04

Method of preparing polyolefin, and polyolefin prepared thereby

#49
20160159828
2016-06-09

Metallocene compound, a catalyst composition comprising the same, and a method of preparing an olefinic polymer by using the same

#50
20160130372
2016-05-12

Catalyst composition, a method for preparing the same, and a method for preparing polyolefin using the same

#51
20160122370
2016-05-05

Bimetallic complex comprising cyclopentadienyl and amidine ligands

#52
20160108150
2016-04-21

Multi-metallic Ziegler-Natta procatalysts and catalysts prepared therefrom for olefin polymerizations

#53
20160075821
2016-03-17

Method to manufacture PLA using a new polymerization catalyst

#54
20150183906
2015-07-02

Ziegler-natta catalyst compositions for producing polyethylenes with a high molecular weight tail and methods of making the same

#55
20140080970
2014-03-20

Multi-metallic ziegler-natta procatalysts and cataysts prepared therefrom for olefin polymerizations

#56
20140011971
2014-01-09

Iron complexes and methods for polymerization

#57
20130338320
2013-12-19

Control of resin molecular weight distribution using mixed catalyst systems

#58
20130324690
2013-12-05

Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor

#59
20130324681
2013-12-05

Polymers, method of producing the same, and articles made therefrom

#60
20130131288
2013-05-23

Method for producing polyethylene

#61
20130066029
2013-03-14

Multi-metallic organometallic complexes, and related polymers, compositions, methods and systems

#62
20130041169
2013-02-14

Neutral Bimetallic Transition Metal Phenoxyiminato Catalysts and Related Polymerization Methods

#63
20120322959
2012-12-20

Catalysts of the ziegler-natta type for the (co)polymerization of olefins with a high productivity

#64
20120259078
2012-10-11

Catalyst components for the polymerization of olefins and catalysts therefrom obtained

#65
20120238712
2012-09-20

Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor

#66
20120208969
2012-08-16

Ziegler-Natta catalysts doped with non-group IV metal chlorides

#67
20120149855
2012-06-14

Nano-linked metallocene catalyst compositions and their polymer products

#68
20120071615
2012-03-22

Bi-Nuclear Metallocene Compound and the Preparation Method of Polyolefin Using the Same

#69
20120065345
2012-03-15

SUPPORTED HYBRID CHROMIUM-BASED CATALYSTS, PROCESSES FOR PREPARING THE SAME, AND USES THEREOF

#70
20120058886
2012-03-08

Nano-linked metallocene catalyst compositions and their polymer products

#71
20110288321
2011-11-24

Nano-Linked Metallocene Catalyst Compositions and Their Polymer Products

#72
20110269925
2011-11-03

Process for the Production of Polyethylene

#73
20110263801
2011-10-27

Multi-stage process for producing multi-modal linear low density polyethylene

#74
20110201813
2011-08-18

Catalyst Components Based on Ferricinium Complexes Used for Olefin Polymerization

#75
20110130271
2011-06-02

ZIEGLER-NATTA CATALYST COMPOSITIONS FOR PRODUCING POLYETHYLENES WITH A HIGH MOLECULAR WEIGHT TAIL AND METHODS OF MAKING THE SAME

#76
20110124831
2011-05-26

SELF-ASSEMBLED OLEFIN POLYMERIZATION CATALYST

#77
20110059840
2011-03-10

Nano-linked metallocene catalyst compositions and their polymer products

#78
20110034652
2011-02-10

Catalyst components based on ferrocenyl complexes used for olefin polymerisation

#79
20110015356
2011-01-20

Oxygen-bridged bimetallic complex and polymerization process

#80
20100331501
2010-12-30

Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor

#81
20100305287
2010-12-02

Metallocene-substituted pyridyl amines, their metal complexes, and processes for production and use thereof

#82
20100292418
2010-11-18

PROCESS FOR POLYMERIZING OLEFIN-BASED POLYMERS

#83
20100286349
2010-11-11

Complexes and method for synthesis of group 4 organometallics grafted on anions olefin oligomerization and polymerization method

#84
20100168351
2010-07-01

Catalyst complex and process for producing multimodal molecular weight polyolefins

#85
20100121008
2010-05-13

Neutral bimetallic transition metal phenoxyiminato catalysts and related polymerization methods

#86
20100105883
2010-04-29

Pentalenes

#87
20100093920
2010-04-15

Nickel catalyst system for the preparation of high CIS polybutadiene

#88
20100063230
2010-03-11

Catalyst components based on ferricinium complexes used for olefin polymerisation

#89
20100048842
2010-02-25

Metal-ligand complexes and catalysts

#90
20090270247
2009-10-29

In situ olefin polymerization catalyst system

#91
20090264282
2009-10-22

Magnesium-titanium-hafnium for high temperature polymerization

#92
20090227747
2009-09-10

Metallocene-substituted pyridyl amines, their metal complexes, and processes for production and use thereof

#93
20090171041
2009-07-02

Nano-linked metallocene catalyst compositions and their polymer products

#94
20090170691
2009-07-02

Nano-linked metallocene catalyst compositions and their polymer products

#95
20090170690
2009-07-02

Nano-linked metallocene catalyst compositions and their polymer products

#96
20090030221
2009-01-29

Transition metal complexes and preparation methods thereof

#97
20090005525
2009-01-01

Catalyst composition comprising Group 4 transition metal complexes and method for preparing polyolefins using the same

#98
20080306227
2008-12-11

Oxygen-bridged bimetallic complex and polymerization process

#99
20080033125
2008-02-07

Transition metal compounds for olefin polymerization and oligomerization

#100
20070191607
2007-08-16

Catalyst composition

#101
20070179046
2007-08-02

Catalyst composition including transition metal complexes and olefin polymerization using the same

#102
20070100095
2007-05-03

Multinuclear half metallocene catalyst and method for preparing syndiotatic polystyrene using the same

#103
20070060725
2007-03-15

Spray-dried, mixed metal ziegler catalyst compositions

#104
20060270811
2006-11-30

Catalytic composition and its preparation and use for preparing polymers from ethylenically unsaturated monomers

#105
20060229480
2006-10-12

Tetramerization of olefins

#106
20060178490
2006-08-10

Catalysts containing N-pyrrolyl substituted nitrogen donors

#107
20060100092
2006-05-11

Polymerization catalysts, organic transition metal compounds, process for preparing polyolefins and polyolefins

#108
20060047094
2006-03-02

Late transition metal catalysts for olefin polymerization and oligomerization

#109
20060041088
2006-02-23

Solution polymerization process utilizing preassembled bimetallic Ziegler-Natta catalyst

#110
20050277749
2005-12-15

Catalytic composition and its preparation and use for preparing polymers from ethylenically unsaturated monomers

#111
20050277569
2005-12-15

Catalytic composition and its preparation and use for preparing polymers from ethylenically unsaturated monomers

#112
20050182211
2005-08-18

Clathrochelates as olefin polymerization catalyst components

#113
20050065299
2005-03-24

Carborane trianion based catalyst

#114
20050054856
2005-03-10

Catalysts containing N-pyrrolyl substituted nitrogen donors

#115
20050043494
2005-02-24

Catalytic composition and its preparation and use for preparing polymers from ethylenically unsaturated monomers

#116
15481502
2018-06-19

Catalyst systems containing low valent titanium compounds and polymers produced therefrom