Patents-Review.com
ClassID:

98562 ⎘

C08F2420/04 - CPC Classification

Classification description:

Metallocene catalysts Cp or analog not bridged to a non-Cp X ancillary anionic donor

Recent Application in this class:
#1
20250075014
2025-03-06

STEREOMODULATED POLYOLEFIN AND METHOD OF PREPARATION THEREOF

 #2
20250043035
2025-02-06

METHOD TO IMPROVE THE OPTICAL PROPERTIES OF ETHYLENE COPOLYMER COMPOSITIONS

 #3
20240043600
2024-02-08

ETHYLENE-RICH DIENE TRIBLOCK POLYMER HAVING A STATISTICAL BLOCK AND TWO TERMINAL POLYETHYLENE BLOCKS

 #4
20230331884
2023-10-19

ETHYLENE-COPOLYMERS AND CATALYST MIXTURE FOR MAKING ETHYLENE COPOLYMERS

 #5
20230146068
2023-05-11

Bimodal linear low density polyethylene copolymer

 #6
20230127331
2023-04-27

BIMODAL LINEAR LOW DENSITY POLYETHYLENE COPOLYMER

 #7
20220411546
2022-12-29

BIMODAL CATALYST SYSTEMS

 #8
20200291150
2020-09-17

Metallocene catalyst compound for production of polyolefin resin or method of preparing same

 #9
20200165422
2020-05-28

Solution polymerization process

 #10
20200056024
2020-02-20

Means for increasing the molecular weight and decreasing the density of ethylene interpolymers employing mixed homogeneous catalyst formulations

 #11
20190241724
2019-08-08

Dilution index

 #12
20190233551
2019-08-01

Dual catalyst system for producing LLDPE copolymers with improved processability

 #13
20190185590
2019-06-20

Solution polymerization process

 #14
20190161569
2019-05-30

Ethylene copolymers produced with single site catalyst

 #15
20190144581
2019-05-16

Very low density polyethylene produced with single site catalyst

 #16
20190002603
2019-01-03

Process for Preparing a Polyethylene in at Least One Continuously Stirred Tank Reactor

 #17
20180305532
2018-10-25

Means for increasing the molecular weight and decreasing the density employing mixed homogeneous catalyst formulations

 #18
20180305530
2018-10-25

Multi reactor solution polymerization, polyethylene and polyethylene film

 #19
20180298170
2018-10-18

Dilution index

 #20
20180291042
2018-10-11

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

 #21
20180237553
2018-08-23

Catalyst system

 #22
20180230255
2018-08-16

High density rotomolding resin

 #23
20180194874
2018-07-12

Transition metal complexes, catalyst compositions including the same, and method for preparing polyolefins therewith

 #24
20180194873
2018-07-12

Supported hybrid catalyst and method for preparing olefin polymer using the same

 #25
20180186981
2018-07-05

Ethylene interpolymers having improved color

 #26
20180155476
2018-06-07

Spheroidal catalyst for olefin polymerization

 #27
20180094084
2018-04-05

Method of preparing supported metallocene catalyst

 #28
20180079846
2018-03-22

Catalyst modification to control polymer architecture

 #29
20180022844
2018-01-25

Ethylene/1-butene copolymers with enhanced resin processability

 #30
20170362355
2017-12-21

Preparation of ultra high molecular weight polyethylene

 #31
20170267822
2017-09-21

Rotomolded articles

 #32
20170260307
2017-09-14

Polyolefins

 #33
20170247485
2017-08-31

Passivated supports: catalyst, process, product and film

 #34
20170240663
2017-08-24

Metal complex comprising amidine and substituted cyclopentadienyl ligands

 #35
20170233516
2017-08-17

Cyclic olefin copolymers and methods of making them

 #36
20170233512
2017-08-17

Ethylene copolymers produced with single site catalyst

 #37
20170114171
2017-04-27

Metallic complex catalyst and polymerization methods employing same

 #38
20170114159
2017-04-27

Process for preparing a polyethylene in at least one continuously stirred tank reactor

 #39
20170088644
2017-03-30

Catalyst system for the polymerisation and/or oligomerisation of olefins and process utilizing the catalyst system

 #40
20170073482
2017-03-16

Ethylene interpolymer films

 #41
20170044357
2017-02-16

Rotomolded articles

 #42
20170037233
2017-02-09

HDPE articles

 #43
20170037230
2017-02-09

Dilution index

 #44
20170037228
2017-02-09

Caps and closures

 #45
20160347891
2016-12-01

Ethylene/1-butene copolymers with enhanced resin processability

 #46
20160347878
2016-12-01

Process for polymerization in a fluidized bed reactor

 #47
20160347873
2016-12-01

Metal complex with a cyclic amidine ligand

 #48
20160340450
2016-11-24

Titanium phosphinimide and titanium iminoimidazolidide catalyst systems with activator-supports

 #49
20160272738
2016-09-22

Preparation of ultra high molecular weight polyethylene

 #50
20160229996
2016-08-11

Films produced from ethylene interpolymer products

 #51
20160229932
2016-08-11

Preparation of ultra high molecular weight ethylene copolymer

 #52
20160168289
2016-06-16

Spheroidal catalyst for olefin polymerization

 #53
20160130371
2016-05-12

Catalyst for olefin polymerization, method for its preparation and use thereof

 #54
20160122520
2016-05-05

Ethylene-alpha olefin-diene resin blend composition and method for preparing the same

 #55
20160115265
2016-04-28

Metal complex with a lewis base ligand

 #56
20160108222
2016-04-21

Ethylene interpolymers having improved color

 #57
20160108221
2016-04-21

Solution polymerization process

 #58
20160102161
2016-04-14

Titanium phosphinimide and titanium iminoimidazolidide catalyst systems with activator-supports

 #59
20150315314
2015-11-05

Ethylene copolymer compositions, film and polymerization processes

 #60
20150252159
2015-09-10

Ethylene copolymers, film and polymerization process

 #61
20150099856
2015-04-09

Modified phosphinimine catalysts for olefin polymerization

 #62
20150094433
2015-04-02

Modified phosphinimine catalysts for olefin polymerization

 #63
20140378632
2014-12-25

Modified phosphinimine catalysts for olefin polymerization

 #64
20140357819
2014-12-04

Modified phosphinimine catalysts for olefin polymerization

 #65
20140357818
2014-12-04

Modified phosphinimine catalysts for olefin polymerization

 #66
20140357817
2014-12-04

Modified phosphinimine catalysts for olefin polymerization

 #67
20140100343
2014-04-10

Ethylene copolymer compositions, film and polymerization processes

 #68
20130296507
2013-11-07

Reactor operability in a gas phase polymerization process

 #69
20130131296
2013-05-23

Ti catalyst systems comprising substituted cyclopentadienyl, amidine and diene ligand

 #70
20130109900
2013-05-02

Scalable production of precision hydrocarbons from trialkylaluminum via ternary living coordinative chain transfer polymerization

 #71
20130066028
2013-03-14

BORANE ACTIVATED TI CATALYST SYSTEM COMPRISING AMIDINE AND DIENE LIGAND

 #72
20130053524
2013-02-28

Feeding highly active phosphinimine catalysts to a gas phase reactor

 #73
20120316301
2012-12-13

Methods for controlling ethylene copolymer properties

 #74
20120316297
2012-12-13

Modified phosphinimine catalysts for olefin polymerization

 #75
20120259080
2012-10-11

Reactor continuity

 #76
20120259070
2012-10-11

Reactor continuity

 #77
20120238720
2012-09-20

Polyethylene film

 #78
20120108764
2012-05-03

Half-metallocene catalyst compositions and their polymer products

 #79
20120041149
2012-02-16

ETHYLENE COPOLYMER AND A METHOD OF PREPARING THE SAME

 #80
20120015123
2012-01-19

Ethylene Copolymer with Improved Elasticity and Processibility

 #81
20110288248
2011-11-24

Reduced reactor fouling

 #82
20110282011
2011-11-17

METHOD FOR PREPARING ELASTOMERIC COPOLYMERS OF ETHYLENE AND a-OLEFINS

 #83
20110251362
2011-10-13

Olefin polymerization catalysts

 #84
20110152475
2011-06-23

Ethylene alpha olefin polymer formed by use of metallocene catalyst

 #85
20110092654
2011-04-21

Reactor continuity

 #86
20110065877
2011-03-17

Ethylene-propylene-diene copolymer production method

 #87
20110065874
2011-03-17

Half-metallocene catalyst compositions and their polymer products

 #88
20110021732
2011-01-27

Process for the production of a polymer comprising monomeric units of ethylene, an A-olefin and a vinyl norbornene

 #89
20100190937
2010-07-29

Co-supported catalyst system comprising chromium and group 4 metal complex

 #90
20100190936
2010-07-29

Polymerization process using a mixed catalyst system

 #91
20100120981
2010-05-13

Ethylene copolymer and a method of preparing the same

 #92
20100113729
2010-05-06

Ethylene copolymer with improved impact resistance

 #93
20100113720
2010-05-06

Method for preparing elastomeric copolymers of ethylene and α-olefins

 #94
20100048840
2010-02-25

Transition metal catalytic systems and methods for preparing ethylene homopolymers or copolymers of ethylene and olefins using the same

 #95
20100010174
2010-01-14

Half-metallocene catalyst compositions and their polymer products

 #96
20090018293
2009-01-15

Process for the preparation of a metaloorganic compound comprising at least one imine ligand

 #97
20090012246
2009-01-08

Polymerization catalyst comprising amidine ligand

 #98
20080153999
2008-06-26

Process for the preparation of a polyolefin

 #99
20080139763
2008-06-12

Supported polymerisation catalysts

 #100
20080045719
2008-02-21

Process for the preparation of a metal-organic compound comprising at least one imine ligand

 #101
20080027195
2008-01-31

Process for the preparation of an metal-organic compound comprising at least one imine ligand

 #102
20070249490
2007-10-25

Bis-arylaryloxy catalytic system for producing ethylene homopolymers or ethylene copolymers with alpha-olefins

 #103
20070219376
2007-09-20

Process for the preparation of a metal-organic compound comprising at least one imine ligand

 #104
20070197752
2007-08-23

Organometal compound catalyst

 #105
20070112182
2007-05-17

Method of preparing a hydrocarbylated metal-organic compound

 #106
20060287447
2006-12-21

Organometal compound catalyst

 #107
20060252893
2006-11-09

Process for the preparation of a polyolefin

 #108
20060247438
2006-11-02

Process for the preparation of a metal-organic compound comprising at least one imine ligand

 #109
20060247373
2006-11-02

Dual reactor polyethylene resins for electronic packaging-films, tapes, bags and pouches

 #110
20060205900
2006-09-14

Process for the production of a polymer comprising monomeric units of ethylene, an α-oplefin and a vinyl norbornene

 #111
20060189769
2006-08-24

Broad/bimodal resins with controlled comonomer distribution

 #112
20060041074
2006-02-23

Heterogeneous/homogeneous copolymer

 #113
20060004215
2006-01-05

Monocyclopentadienyl complexes

 #114
20050010005
2005-01-13

Vinylaromatic polymers having high melt flow