ClassID:

98578

C08F2500/09 - CPC Classification

Classification description:

Characteristics or properties of obtained polyolefins; Use thereof Long chain branches

Recent Application in this class:
#1
20250043034
2025-02-06

Processes for Making Polyolefins with Composition Control

#2
20240247085
2024-07-25

Processes for preparing metallocene-based catalyst systems for the control of long chain branch content

#3
20240043577
2024-02-08

Processes for preparing metallocene-based catalyst systems for the control of long chain branch content

#4
20220389139
2022-12-08

ALPHA-OLEFIN INTERPOLYMERS WITH IMPROVED MOLECULAR DESIGN FOR PHOTOVOLTAIC ENCAPSULANTS

#5
20220325019
2022-10-13

Method of controlling polyethylene architecture

#6
20220169761
2022-06-02

PROCESS OF POLYMERIZING TRI-FUNCTIONAL LONG-CHAIN BRANCHED OLEFIN

#7
20220127395
2022-04-28

Dual catalyst system for producing polyethylene with long chain branching for blow molding applications

#8
20220089797
2022-03-24

Olefin polymer and preparation method thereof

#9
20220002455
2022-01-06

Producing polyolefin products

#10
20210388191
2021-12-16

Polyolefin

#11
20210388130
2021-12-16

Dual catalyst system for producing polyethylene with long chain branching for blow molding applications

#12
20210284770
2021-09-16

Method of producing polyethylene and polyethylene thereof

#13
20210284768
2021-09-16

Process control for long chain branching control in polyethylene production

#14
20210238320
2021-08-05

Polyethylene composition having high swell ratio, fnct and impact resistance

#15
20210095109
2021-04-01

Polyethylene composition

#16
20200277428
2020-09-03

Polymers grafted onto a metal oxide surface, method of grafting polymers onto a metal oxide surface, graft polymer suitable for the method

#17
20200165422
2020-05-28

Solution polymerization process

#18
20200062880
2020-02-27

Process for preparing high melt strength polypropylene

#19
20190367650
2019-12-05

Producing polyolefin products

#20
20190322780
2019-10-24

METHOD TO PREPARE ETHYLENE COPOLYMERS

#21
20190309236
2019-10-10

Lubricating oil compositions comprising dual metallocene-catalyzed bimodal copolymer compositions useful as viscosity modifiers

#22
20190309148
2019-10-10

Polyethylene composition for blow molding having high stress cracking resistance

#23
20190284378
2019-09-19

Polyethylene composition for blow molding having high swell ratio and impact resistance

#24
20190284317
2019-09-19

Olefin Polymer And Preparation Method Thereof

#25
20190276572
2019-09-12

Process to produce long-chain branched polyolefins using dienes

#26
20190256696
2019-08-22

Polyethylene composition

#27
20190248991
2019-08-15

Ethylene copolymer composition

#28
20190241724
2019-08-08

Dilution index

#29
20190225722
2019-07-25

Dual metallocene-catalyzed bimodal copolymer compositions

#30
20190177452
2019-06-13

Method of producing polyethylene and polyethylene thereof

#31
20190169413
2019-06-06

Polymer compositions and processes for their production

#32
20190169333
2019-06-06

Producing polyolefin products

#33
20190016835
2019-01-17

Process control for long chain branching control in polyethylene production

#34
20180371224
2018-12-27

Process for enhancing the melt strength of propylene-based polymer compositions

#35
20180371132
2018-12-27

High molecular weight multimodal elastomer compositions with good processability

#36
20180362743
2018-12-20

Polyethylene composition having high mechanical properties and processability

#37
20180355084
2018-12-13

High molecular weight multimodal elastomer compositions with good processability

#38
20180298170
2018-10-18

Dilution index

#39
20180298129
2018-10-18

Polyethylene compositions and methods of making and using same

#40
20180265611
2018-09-20

Process for producing ethylene-based polymers with reduced gel counts and low reactor fouling

#41
20180258230
2018-09-13

Control of polymer architectures by living ring-opening metathesis copolymerization

#42
20180251585
2018-09-06

PROCESS FOR THE PREPARATION OF A POLYOLEFIN HAVING ONE OR MULTIPLE PENDING FUNCTIONALITIES

#43
20180230250
2018-08-16

Low density polyethylene of high clarity, film made therefrom and a process for producing such film

#44
20180208757
2018-07-26

Ethylene copolymer with in-situ oil production

#45
20180194911
2018-07-12

Articles comprising broad molecular weight distribution polypropylene resins

#46
20180186981
2018-07-05

Ethylene interpolymers having improved color

#47
20180186912
2018-07-05

Producing polyolefin products

#48
20180186911
2018-07-05

Producing polyolefin products

#49
20180186902
2018-07-05

CATALYSTS

#50
20180162980
2018-06-14

Polymers grafted onto a metal oxide surface, method of grafting polymers onto a metal oxide surface, graft polymer suitable for the method

#51
20180105625
2018-04-19

Producing polyolefin products

#52
20180066088
2018-03-08

Producing polyolefin products

#53
20180010003
2018-01-11

Ink composition including a modified polymer or copolymer additive

#54
20180002517
2018-01-04

Polymer compositions with improved rheological properties

#55
20180002516
2018-01-04

Polymer compositions and processes for their production

#56
20170362350
2017-12-21

Process for producing polymer compositions

#57
20170355787
2017-12-14

Process for the preparation of a polyolefin having one or multiple end-functionalized branches

#58
20170355786
2017-12-14

Process for the preparation of a branched polyolefin

#59
20170267822
2017-09-21

Rotomolded articles

#60
20170233516
2017-08-17

Cyclic olefin copolymers and methods of making them

#61
20170183433
2017-06-29

Producing polyolefin products

#62
20170145124
2017-05-25

Long chain branched polymers and methods of making same

#63
20170037158
2017-02-09

Long chain branched polymers and methods of making same

#64
20170022309
2017-01-26

Producing polyolefin products

#65
20170015768
2017-01-19

Process control for long chain branching control in polyethylene production

#66
20170008983
2017-01-12

Producing polyolefin products

#67
20160362510
2016-12-15

METHOD TO PREPARE ETHYLENE COPOLYMERS

#68
20160347889
2016-12-01

Producing polyolefin products

#69
20160347888
2016-12-01

Producing polyolefin products with improved stiffness, toughness, and processability

#70
20160347886
2016-12-01

Producing polyolefin products with improved stiffness, toughness, and processability

#71
20160347874
2016-12-01

Method of producing polyethylene and polyethylene thereof

#72
20160340450
2016-11-24

Titanium phosphinimide and titanium iminoimidazolidide catalyst systems with activator-supports

#73
20160333172
2016-11-17

Polymer composition for caps and closures

#74
20160280823
2016-09-29

Elastic diene terpolymer and preparation method thereof

#75
20160168290
2016-06-16

Polymer compositions and methods of making and using same

#76
20160108221
2016-04-21

Solution polymerization process

#77
20150210786
2015-07-30

Polymer compositions and methods of making and using same

#78
20150203619
2015-07-23

Surface-active comb copolymers

#79
20150203614
2015-07-23

Long chain branched polymers and methods of making same

#80
20150175726
2015-06-25

Low density polyolefin resins and films made therefrom

#81
20140213747
2014-07-31

Polymer compositions and methods of making and using same

#82
20130137839
2013-05-30

Long chain branched polymers and methods of making same

#83
20130090433
2013-04-11

Modified polyethylene compositions

#84
20130059982
2013-03-07

Hyperbranched polymers and methods of making and using same

#85
20130059958
2013-03-07

Concurrent solid and melt state grafting of coagents for making long chain branched polypropylene via direct reactive extrusion process

#86
20130053465
2013-02-28

ETHYLENE/ALPHA-OLEFIN COPOLYMER FOR FOAM PRODUCTION, RESIN COMPOSITION FOR FOAM PRODUCTION, AND METHOD FOR PRODUCING FOAM

#87
20130046061
2013-02-21

Ethylene-based polymer composition

#88
20130035460
2013-02-07

Process for making ethylene interpolymers and interpolymers made thereby, and compositions and electrical devices containing such interpolymers

#89
20130030092
2013-01-31

Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation

#90
20130023634
2013-01-24

CATALYST SYSTEM BASED ON QUINOLINE DONORS

#91
20130023632
2013-01-24

CATALYST SYSTEM BASED ZIRCONIUM

#92
20130012659
2013-01-10

LUBRICANT COMPONENT

#93
20130005908
2013-01-03

In-reactor polymer blends

#94
20120309916
2012-12-06

Olefin polymerization process

#95
20120309915
2012-12-06

Ethylene polymerization process and polyolefin

#96
20120295994
2012-11-22

Blownfilm grade showing superior stiffness, transparency and processing behaviour

#97
20120270959
2012-10-25

Blown grade showing superior stiffness, transparency and processing behaviour

#98
20120252990
2012-10-04

Polymerization process to make low density polyethylene

#99
20120245299
2012-09-27

Branched vinyl terminated polymers and methods for production thereof

#100
20120245287
2012-09-27

Long chain branched (LCB), block, or interconnected copolymers of ethylene in combination with one other polymer

#101
20120214954
2012-08-23

Polymer compositions for rotational molding applications

#102
20120141710
2012-06-07

Process for producing broader molecular weight distribution polymers with a reverse comonomer distribution and low levels of long chain branches

#103
20120130019
2012-05-24

LDPE for use as a blend component in shrinkage film applications

#104
20120123067
2012-05-17

BIMODAL POLYETHYLENE PROCESS AND PRODUCTS

#105
20120108770
2012-05-03

High temperature polyethylene solution polymerization process

#106
20120108766
2012-05-03

Polyethylene composition and finished products made thereof

#107
20120101241
2012-04-26

Ethylene/α-olefin/diene solution polymerization process and polymer

#108
20120095157
2012-04-19

Multiple catalyst system for olefin polymerization and polymers produced therefrom

#109
20120088894
2012-04-12

Polyolefin solution polymerization process and polymer

#110
20120088890
2012-04-12

Bridged metallocene catalyst systems with switchable hydrogen and comonomer effects

#111
20120077665
2012-03-29

Catalyst systems and polymer resins having improved barrier properties

#112
20120077008
2012-03-29

Catalyst systems and polymer resins having improved barrier properties

#113
20120065351
2012-03-15

ETHYLENE-ALPHA-OLEFIN COPOLYMER AND MOLDED ARTICLE

#114
20110319578
2011-12-29

Transition metal compound and catalyst for olefin polymerization

#115
20110319575
2011-12-29

Catalyst compositions and polyolefins for extrusion coating applications

#116
20110313119
2011-12-22

High temperature solution polymerization process

#117
20110306739
2011-12-15

Preparation of long-chain branched isotactic polypropylene

#118
20110230108
2011-09-22

Catalyst composition comprising shuttling agent for higher olefin multi-block copolymer formation

#119
20110218308
2011-09-08

Ethylene-α-olefin copolymer and molded object thereof

#120
20110201753
2011-08-18

Long chain branched (LCB), block or interconnected copolymers of ethylene in combination with one other polymer

#121
20110198311
2011-08-18

Extrusion blown molded bottles with high stiffness and transparency

#122
20110193272
2011-08-11

Extrusion blown molded bottles with high stiffness and transparency

#123
20110172354
2011-07-14

ETHYLENE-BASED POLYMER COMPOSITIONS FOR USE IN FIBER APPLICATIONS

#124
20110172322
2011-07-14

Branched Low and Medium Density Polyethylene

#125
20110144240
2011-06-16

Functionalized ethylene/α-olefin interpolymer compositions

#126
20110130533
2011-06-02

Process to make long chain branched (LCB), block, or interconnected copolymers of ethylene

#127
20110124818
2011-05-26

Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation

#128
20110118416
2011-05-19

Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation

#129
20110059278
2011-03-10

Solid state properties of polyethylene prepared with tetrahydroindenyl-based catalyst system

#130
20110021713
2011-01-27

LONG CHAIN BRANCHED (LCB), BLOCK OR INTERCONNECTED COPOLYMERS OF ETHYLENE IN COMBINATION WITH ONE OTHER POLYMER

#131
20110015353
2011-01-20

Process for preparing a polyethylene resin in a double loop reactor with a mixture of bis-indenyl and bis-tetrahydroindenyl

#132
20100311927
2010-12-09

PROCESS TO MAKE LONG CHAIN BRANCHED (LCB), BLOCK, OR INTERCONNECTED COPOLYMERS OF ETHYLENE

#133
20100298508
2010-11-25

Polyethylene compositions, method of producing the same, articles made therefrom, and method of making the same

#134
20100292410
2010-11-18

Polypropylene Copolymer

#135
20100285253
2010-11-11

Long chain branched propylene-alpha-olefin copolymers

#136
20100227977
2010-09-09

Synthesis and use of well-defined, highly-branched saturated hydrocarbon polymers

#137
20100210799
2010-08-19

Polymerisation of ethylene and alpha-olefins with catalyst systems based on binam derived ligands

#138
20100190937
2010-07-29

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

#139
20100190936
2010-07-29

Polymerization process using a mixed catalyst system

#140
20100179291
2010-07-15

Long chain-branched ethylene-alpha olefin copolymer

#141
20100168364
2010-07-01

Multi-branched polypropylene

#142
20100168330
2010-07-01

Long chain branched (LCB), block or interconnected copolymers of ethylene in combination with one other polymer

#143
20100168323
2010-07-01

Propylene-based polymer and method for producing the same, and propylene-based resin composition

#144
20100160579
2010-06-24

Process for producing broader molecular weight distribution polymers with a reverse comonomer distribution and low levels of long chain branches

#145
20100152388
2010-06-17

In-reactor polymer blends

#146
20100113718
2010-05-06

Super-solution homogeneous propylene polymerization and polypropylenes made therefrom

#147
20100105851
2010-04-29

ELASTOMERIC COMPOUND

#148
20100076160
2010-03-25

Modifying tubular LDPE with free radical initiator

#149
20100068488
2010-03-18

Copolymers and films thereof

#150
20100063212
2010-03-11

USE OF POLYPROPYLENE HAVING CHAIN BRANCHING TO BROADEN THE PROCESSING WINDOW IN THE INJECTION STRETCH BLOW MOLDING

#151
20100048843
2010-02-25

Catalyst compositions and polyolefins for extrusion coating applications

#152
20100036069
2010-02-11

High efficiency solution polymerization process

#153
20100029851
2010-02-04

Propylene copolymers for adhesive applications

#154
20090324914
2009-12-31

Compositions of ethylene/α-olefin multi-block interpolymer for blown films with high hot tack

#155
20090312509
2009-12-17

Polypropylene solution polymerization process

#156
20090312178
2009-12-17

CATALYTIC SYSTEM

#157
20090311453
2009-12-17

Molding compostion comprsing polyethlene for preparing films and process for preparing the molding composition in the presence of a mixed catalyst

#158
20090306324
2009-12-10

Polyethylene molding compositions for injection molding applications

#159
20090304966
2009-12-10

Bimodal polyethylene process and products

#160
20090299116
2009-12-03

Polyolefin solution polymerization process and polymer

#161
20090292087
2009-11-26

Olefin polymerization process

#162
20090264606
2009-10-22

Process for the manufacture of branched polypropylene

#163
20090253878
2009-10-08

BRANCHED POLYOLEFIN POLYMER TETHERED WITH POLYMERIZABLE METHACRYLOYL GROUPS AND PROCESS FOR PREPARING SAME

#164
20090198031
2009-08-06

ONE-POT PROCESS AND REAGENTS FOR PREPARING LONG CHAIN BRANCHED POLYMERS

#165
20090176902
2009-07-09

Polypropylene foam

#166
20090163681
2009-06-25

Fast activating catalyst

#167
20090149604
2009-06-11

Functionalized olefin polymers

#168
20090137757
2009-05-28

Polar group-containing olefin copolymer, process for preparing the same, thermoplastic resin composition containing the copolymer, and uses thereof

#169
20090137755
2009-05-28

Ethylene polymer, catalyst for ethylene polymer production, and method for producing ethylene polymer

#170
20090105417
2009-04-23

Polymer blends from interpolymers of ethylene/α-olefin with improved compatibility

#171
20090099316
2009-04-16

Preparation of multimodal polyethylene

#172
20090069475
2009-03-12

Multiple catalyst system for olefin polymerization and polymers produced therefrom

#173
20090062494
2009-03-05

Process for the preparation of polypropylene

#174
20090054606
2009-02-26

Catalyst compositions and polyolefins for extrusion coating applications

#175
20090048402
2009-02-19

Preparing multimodal polyethylene having controlled long chain branching distribution

#176
20090042472
2009-02-12

Fibers made from copolymers of ethylene/α-olefins

#177
20080311812
2008-12-18

Catalyst composition comprising shuttling agent for higher olefin multi-block copolymer formation

#178
20080287618
2008-11-20

Solid State Properties Of Polyethylene Prepared With Tetrahydroindenyl-Based Catalyst System

#179
20080281037
2008-11-13

Adhesive and marking compositions made from interpolymers of ethylene/α-olefins

#180
20080280517
2008-11-13

Compositions of ethylene/alpha-olefin multi-block interpolymer for elastic films and laminates

#181
20080269388
2008-10-30

Cap liners, closures, and gaskets from multi-block polymers

#182
20080249262
2008-10-09

Copolymers and films thereof

#183
20080234435
2008-09-25

Compositions of ethylene/alpha-olefin multi-block interpolymer for elastic films and laminates

#184
20080214767
2008-09-04

Isotactic polypropylene produced from supercritical polymerization process

#185
20080188635
2008-08-07

Super-solution homogeneous propylene polymerization

#186
20080153997
2008-06-26

Polymer production at supercritical conditions

#187
20080139763
2008-06-12

Supported polymerisation catalysts

#188
20080090974
2008-04-17

Polymer production at supersolution conditions

#189
20080081878
2008-04-03

Propylene copolymers for adhesive applications

#190
20080058485
2008-03-06

Preparation of curable polymers

#191
20070293640
2007-12-20

Multiple catalyst system for olefin polymerization and polymers produced therefrom

#192
20070213491
2007-09-13

Heat-sealable polyolefins and articles made therefrom

#193
20070197751
2007-08-23

Olefin polymerization catalyst system useful for polar monomers

#194
20070167578
2007-07-19

Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation

#195
20070167315
2007-07-19

Catalyst composition comprising shuttling agent for ethylene copolymer formation

#196
20070135583
2007-06-14

Synthesis and use of well-defined, highly-branched saturated hydrocarbon polymers

#197
20070129518
2007-06-07

High dimension stability and high processability polyethylene in injection molding

#198
20070129514
2007-06-07

Ethylene elastomer compositions

#199
20070073013
2007-03-29

Method for making polyolefins having internal double bonds

#200
20070055021
2007-03-08

Preparation of multimodal polyethylene

#201
20070043177
2007-02-22

Polymer composition and process to manufacture high molecular weight-high density polyethylene and film therefrom

#202
20060211832
2006-09-21

Polymer production at supercritical conditions

#203
20060199907
2006-09-07

Compositions of ethylene/α-olefin multi-block interpolymer for elastic films and laminates

#204
20060199030
2006-09-07

Compositions of ethylene/α-olefin multi-block interpolymer for blown films with high hot tack

#205
20060178490
2006-08-10

Catalysts containing N-pyrrolyl substituted nitrogen donors

#206
20060149004
2006-07-06

Method of ethylene polymerization for producing products having various properties with high productivity and a tubular reactor used therefor

#207
20060058481
2006-03-16

Ethylene, higher alpha-olefin comonomer and dienes, especially vinyl norbornene and polymers made using such processes

#208
20060035996
2006-02-16

Production of polypropylene having improved properties

#209
20060025546
2006-02-02

Catalyst compositions and polyolefins for extrusion coating applications

#210
20060025545
2006-02-02

Polymer production at supercritical conditions

#211
20060024519
2006-02-02

Laminate

#212
20060004156
2006-01-05

One-pot process and reagents for preparing long chain branched polymers

#213
20050282979
2005-12-22

Copolymers of ethylene with α-olefins

#214
20050227860
2005-10-13

Polymerisation catalyst

#215
20050215737
2005-09-29

Process for making ethylene interpolymers and interpolymers made thereby; compositions and electrical devices containing such interpolymers

#216
20050187352
2005-08-25

Polymer blend and fabricated article made from diverse ethylene interpolymers

#217
20050165180
2005-07-28

Olefin polymerization in the presence of a dehydrogenation catalyst

#218
20050153830
2005-07-14

Catalyst compositions and polyolefins for extrusion coating applications

#219
20050131170
2005-06-16

Elastic substantially linear olefin polymers

#220
20050090630
2005-04-28

Supported group 8-10 transition metal olefin polymerization catalysts

#221
20050090381
2005-04-28

Catalysts containing per-ortho aryl substituted aryl or heteroaryl substituted nitrogen donors

#222
20050054856
2005-03-10

Catalysts containing N-pyrrolyl substituted nitrogen donors

#223
20050038214
2005-02-17

Silicon-containing olefin copolymer, crosslinkable rubber composition thereof, and use thereof

#224
20050033000
2005-02-10

Ethylenic copolymer and film comprising the same