Patents-Review.com
ClassID:

98587 ⎘

C08F2500/18 - CPC Classification

Classification description:

Characteristics or properties of obtained polyolefins; Use thereof Bulk density

Recent Application in this class:
#1
20250346693
2025-11-13

HIGH-PERFORMANCE ZIEGLER CATALYST FOR LOOP-SLURRY PROCESS

 #2
20240084057
2024-03-14

OLEFIN POLYMER AND PREPARATION METHOD THEREFOR

 #3
20230287160
2023-09-14

POLYETHYLENE AND METHOD FOR PREPARING THE SAME

 #4
20230279159
2023-09-07

Catalyst and preparation thereof

 #5
20230002526
2023-01-05

Ethylene/Alpha-Olefin Copolymer with Excellent Electrical Insulation

 #6
20220411544
2022-12-29

COMPOSITION COMPRISING A MULTISTAGE POLYMER AND A (METH)ACRYLIC POLYMER, ITS METHOD OF PREPARATION AND ITS USE

 #7
20220289881
2022-09-15

Process for preparing solid catalyst components for olefin polymerization

 #8
20220089797
2022-03-24

Olefin polymer and preparation method thereof

 #9
20220002455
2022-01-06

Producing polyolefin products

 #10
20210317242
2021-10-14

PROCESS FOR PRODUCING A PREPOLYMERIZED SOLID ZIEGLER-NATTA CATALYST

 #11
20210284770
2021-09-16

Method of producing polyethylene and polyethylene thereof

 #12
20210246241
2021-08-12

Cast films comprising bimodal ethylene-based polymers having high molecular weight high density fractions

 #13
20210238323
2021-08-05

Bimodal polyethylene copolymer and film thereof

 #14
20210238317
2021-08-05

Catalyst composition and method for preparing polyolefin using the same

 #15
20210230326
2021-07-29

Olefin-based copolymer and method for preparing the same

 #16
20210230323
2021-07-29

Polyethylene and chlorinated polyethylene thereof

 #17
20210230322
2021-07-29

Polyethylene and chlorinated polyethylene thereof

 #18
20210230319
2021-07-29

Process for preparing propylene polymers

 #19
20210155727
2021-05-27

Ethylene/alpha-olefin copolymer and method for preparing the same

 #20
20210087306
2021-03-25

Metallocene-supported catalyst and method of preparing polyolefin using the same

 #21
20210079128
2021-03-18

Catalyst and preparation thereof

 #22
20210040254
2021-02-11

COUPLING AGENT

 #23
20210017363
2021-01-21

Ultrahigh-molecular-weight polyethylene powder

 #24
20200283553
2020-09-10

Catalyst components for propylene polymerization

 #25
20200270383
2020-08-27

Polyethylene for pipes

 #26
20200270381
2020-08-27

Polyolefin polymer composition

 #27
20200255563
2020-08-13

Ethylene copolymer having enhanced film properties

 #28
20200247920
2020-08-06

Olefin polymerization catalyst

 #29
20200165422
2020-05-28

Solution polymerization process

 #30
20200079938
2020-03-12

Multimodal polyethylene screw cap

 #31
20190382516
2019-12-19

Dual catalyst system for producing LLDPE copolymers with a narrow molecular weight distribution and improved processability

 #32
20190374919
2019-12-12

MULTIMODAL POLYETHYLENE SCREW CAP

 #33
20190367650
2019-12-05

Producing polyolefin products

 #34
20190322780
2019-10-24

METHOD TO PREPARE ETHYLENE COPOLYMERS

 #35
20190284317
2019-09-19

Olefin Polymer And Preparation Method Thereof

 #36
20190241724
2019-08-08

Dilution index

 #37
20190225715
2019-07-25

Process to prepare a solid support for a procatalyst suitable for polymerization of olefins

 #38
20190177452
2019-06-13

Method of producing polyethylene and polyethylene thereof

 #39
20190169333
2019-06-06

Producing polyolefin products

 #40
20190144576
2019-05-16

Polyethylene compositions and articles made therefrom

 #41
20190070795
2019-03-07

Sintered and porous articles having improved flexural strength

 #42
20190016831
2019-01-17

Gas phase polymerisation of ethylene

 #43
20190002603
2019-01-03

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

 #44
20180355082
2018-12-13

Organometallic compound in solid form, process for preparing the same and use thereof

 #45
20180346623
2018-12-06

Ethylene copolymer having enhanced film properties

 #46
20180327521
2018-11-15

Chromium-based catalyst compositions for olefin polymerization

 #47
20180298170
2018-10-18

Dilution index

 #48
20180273661
2018-09-27

Synthesis of substituted amidobenzoate compounds, the compounds obtained and the use thereof as phthalate free internal electron donor for polymerization of olefins

 #49
20180265605
2018-09-20

Metallocene-supported catalyst and method of preparing polyolefin using the same

 #50
20180265603
2018-09-20

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

 #51
20180258205
2018-09-13

Dual catalyst system for producing LLDPE copolymers with a narrow molecular weight distribution and improved processability

 #52
20180237557
2018-08-23

Polyethylene powder, process for its preparation and its use for rotomolding

 #53
20180230253
2018-08-16

Prepolymerized catalyst components for the polymerization of olefins

 #54
20180215845
2018-08-02

Gas-phase process for the polymerization of propylene

 #55
20180186981
2018-07-05

Ethylene interpolymers having improved color

 #56
20180186912
2018-07-05

Producing polyolefin products

 #57
20180186911
2018-07-05

Producing polyolefin products

 #58
20180162973
2018-06-14

Production of polyolefins with internal unsaturation structures using a metallocene catalyst system

 #59
20180127526
2018-05-10

Dual catalyst system for producing LLDPE copolymers with a narrow molecular weight distribution and improved processability

 #60
20180105625
2018-04-19

Producing polyolefin products

 #61
20180086859
2018-03-29

Supported catalyst systems and processes for use thereof

 #62
20180066088
2018-03-08

Producing polyolefin products

 #63
20180030254
2018-02-01

Rubber composition for photovoltaic thermal collector

 #64
20170369612
2017-12-28

Polyethylene for pipes

 #65
20170327603
2017-11-16

Process for the polymerization of ethylene

 #66
20170267822
2017-09-21

Rotomolded articles

 #67
20170226332
2017-08-10

Artificial turf filament and articles incorporating same

 #68
20170190823
2017-07-06

Sulfonylazide derivative for diene polymer

 #69
20170183433
2017-06-29

Producing polyolefin products

 #70
20170183431
2017-06-29

SOLAR CELL ENCAPSULATION SHEET

 #71
20170114167
2017-04-27

Production of polyolefins with internal unsaturation structures using a metallocene catalyst system

 #72
20170114159
2017-04-27

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

 #73
20170096506
2017-04-06

Supported catalyst systems and methods of using same

 #74
20170081444
2017-03-23

Ethylene-based polymer composition for films with improved toughness

 #75
20170073482
2017-03-16

Ethylene interpolymer films

 #76
20170044357
2017-02-16

Rotomolded articles

 #77
20170037233
2017-02-09

HDPE articles

 #78
20170037230
2017-02-09

Dilution index

 #79
20170037228
2017-02-09

Caps and closures

 #80
20170037164
2017-02-09

Catalyst system for producing polyethylene copolymers in a high temperature solution polymerization process

 #81
20170037160
2017-02-09

PROCESS FOR MAKING A STABILIZED FABRICATED ARTICLE FROM POLYOLEFIN

 #82
20170022309
2017-01-26

Producing polyolefin products

 #83
20170015770
2017-01-19

CATALYST FOR OLEFIN POLYMERIZATION AND CO-POLYMNERIZATION AND A METHOD FOR OLEFIN POLYMERIZATION AND CO-POLYMERIZATION WITH USING THE SAME

 #84
20170008983
2017-01-12

Producing polyolefin products

 #85
20160368182
2016-12-22

Process for preparing thermally conductive oriented UHMWPE products and products obtained therefrom

 #86
20160362510
2016-12-15

METHOD TO PREPARE ETHYLENE COPOLYMERS

 #87
20160354747
2016-12-08

Process for polymerizing olefins in a fluidized bed

 #88
20160347889
2016-12-01

Producing polyolefin products

 #89
20160347888
2016-12-01

Producing polyolefin products with improved stiffness, toughness, and processability

 #90
20160347886
2016-12-01

Producing polyolefin products with improved stiffness, toughness, and processability

 #91
20160347881
2016-12-01

Heterogeneous Ziegler-Natta catalyst composition, a process for its preparation and a process for polymerizing olefin using the same

 #92
20160347874
2016-12-01

Method of producing polyethylene and polyethylene thereof

 #93
20160329124
2016-11-10

Low MFR polymer composition, power cable insulation and power cable

 #94
20160280822
2016-09-29

Ethylene/1-hexene or ethylene/1-butene copolymer having excellent processibility and environmetal stress crack resistance

 #95
20160229996
2016-08-11

Films produced from ethylene interpolymer products

 #96
20160229964
2016-08-11

Rotomolded articles

 #97
20160108222
2016-04-21

Ethylene interpolymers having improved color

 #98
20160108221
2016-04-21

Solution polymerization process

 #99
20140051816
2014-02-20

MULTI-COMPONENT CATALYST SYSTEMS FOR THE PRODUCTION OF REACTOR BLENDS OF POLYPROPYLENE

 #100
20130296510
2013-11-07

CATALYSTS FOR OLEFIN POLYMERIZATION, PROCESSES FOR PREPARATION THEREOF AND PROCESSES FOR OLEFIN POLYMERIZATION

 #101
20130217843
2013-08-22

Systems and methods for real-time catalyst particle size control in a polymerization reactor

 #102
20130053525
2013-02-28

Production of substituted phenylene dibenzoate internal electron donor and procatalyst with same

 #103
20130052464
2013-02-28

Resin fine powder consisting of 4-methyl-1-pentene polymer, composition containing same, and process for production thereof

 #104
20130046040
2013-02-21

POLYETHYLENE POWDERS AND POROUS ARTICLES PRODUCED THEREFROM

 #105
20130041113
2013-02-14

PROPYLENE-BASED POLYMER, ARTICLES, AND PROCESS FOR PRODUCING SAME

 #106
20130040805
2013-02-14

Solid catalyst component and process for the (co)polymerization of ethylene

 #107
20130035463
2013-02-07

Catalyst systems and methods for using same to produce polyolefin products

 #108
20130030134
2013-01-31

ZIEGLER CATALYST AND METHOD OF SYNTHESIZING THE SAME

 #109
20130018157
2013-01-17

Supported metallocene catalysts

 #110
20130012375
2013-01-10

ULTRA HIGH MOLECULAR WEIGHT POLYETHYLENE CATALYSTS AND PROCESSES FOR THE PREPARATION THEREOF

 #111
20130005923
2013-01-03

Process for gas-phase polymerization having high bed bulk density

 #112
20120329963
2012-12-27

Catalyst Components for the Polymerization of Olefins

 #113
20120329962
2012-12-27

Methods for operating a polymerization reactor

 #114
20120329351
2012-12-27

Elastic Nonwoven Materials Comprising Propylene-Based and Ethylene-Based Polymers

 #115
20120322964
2012-12-20

Halogenated amide ester and internal electron donor with same

 #116
20120322962
2012-12-20

Procatalyst composition with substituted amide ester internal electron donor

 #117
20120322960
2012-12-20

MULTI-COMPONENT CATALYST SYSTEMS FOR THE PRODUCTION OF REACTOR BLENDS OF POLYPROPYLENE

 #118
20120316299
2012-12-13

Amide ester internal electron donor and process

 #119
20120296056
2012-11-22

CATALYST FOR POLYMERIZATION OF POLYOLEFIN AND PREPARATION METHOD THEREOF

 #120
20120289669
2012-11-15

Preparation method of solid catalyst for polymerization of polypropylene and solid catalyst using the same

 #121
20120289398
2012-11-15

PREPARATION METHOD OF CATALYST FOR POLYMERIZATION OF POLYOLEFIN, CATALYST PREPARED THEREBY AND PREPARATION METHOD OF POLYOLEFIN USING THE CATALYST

 #122
20120283402
2012-11-08

Magnesium dichloride-water adducts and catalyst components obtained therefrom

 #123
20120271013
2012-10-25

Polyolefin production

 #124
20120264895
2012-10-18

Catalyst components for the polymerization of olefins and catalysts therefrom obtained

 #125
20120259078
2012-10-11

Catalyst components for the polymerization of olefins and catalysts therefrom obtained

 #126
20120252993
2012-10-04

Catalysts

 #127
20120252991
2012-10-04

Method for preparing supported metallocene catalyst and supported metallocene catalyst prepared using the same

 #128
20120238720
2012-09-20

Polyethylene film

 #129
20120232230
2012-09-13

PROCESS FOR MAKING ETHYLENE HOMOPOLYMERS

 #130
20120226005
2012-09-06

Supported nonmetallocene catalyst, preparation and use thereof

 #131
20120214957
2012-08-23

Supported nonmetallocene catalyst, preparation and use thereof

 #132
20120208970
2012-08-16

Heat-treated Ziegler-Natta catalysts for ethylene polymerization

 #133
20120208969
2012-08-16

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

 #134
20120208968
2012-08-16

CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS AND CATALYSTS THEREFROM OBTAINED

 #135
20120202955
2012-08-09

Ziegler-natta catalyst composition with controlled morphology

 #136
20120190805
2012-07-26

Solid catalyst component for polymerization and copolymerization of ethylene and process for obtaining the same

 #137
20120178888
2012-07-12

Robust spray-dried ziegler-natta procatalyst and polymerization process employing same

 #138
20120172549
2012-07-05

Process for the gas-phase polymerization of olefins

 #139
20120157642
2012-06-21

Catalyst composition with alkoxyalkyl ester internal electron donor and polymer from same

 #140
20120157295
2012-06-21

Process for Producing Procatalyst Composition with Alkoxyalkyl Ester Internal Electron Donor and Product

 #141
20120149857
2012-06-14

Catalyst system and a process for the production of polyethylene

 #142
20120142873
2012-06-07

Catalyst component for the polymerization of olefins

 #143
20120130018
2012-05-24

High melt flow propylene impact copolymer and method

 #144
20120123068
2012-05-17

NOVEL COMBINATIONS OF SILANE ELECTRON DONORS FOR USE IN CATALYST COMPOSITIONS

 #145
20120108771
2012-05-03

SUCCINATE-CONTAINING POLYMERIZATION CATALYST SYSTEM USING BMDS FOR PREPARATION OF POLYPROPYLENE FILM GRADE RESINS

 #146
20120101240
2012-04-26

Preparation of precipitated ZN PP catalysts with internal pore structure using nanoparticles

 #147
20120095172
2012-04-19

IMPROVED ETHYLENE POLYMERIZATION CATALYST COMPOSITION

 #148
20120095167
2012-04-19

Method for preventing fouling in chemical equipment and antifouling agent

 #149
20120077944
2012-03-29

Catalyst components for the polymerization of olefins and catalysts therefrom obtained

 #150
20120053312
2012-03-01

Ziegler-Natta type catalysts, methods of preparing same, polymers produced using the catalysts and articles produced therefrom

 #151
20120053310
2012-03-01

Aminosilane compounds, catalyst components and catalysts for olefin polymerization, and process for production of olefin polymers with the same

 #152
20120053308
2012-03-01

Linear low density polyethylene with uniform or reversed comonomer composition distribution

 #153
20120053304
2012-03-01

Double loop technology

 #154
20120046429
2012-02-23

Sequential Formation of Ziegler-Natta Catalyst Using Non-blended Components

 #155
20120046426
2012-02-23

OLEFIN POLYMERIZATION PROCESS WITH REDUCED FOULING

 #156
20120035338
2012-02-09

CATALYST COMPONENT USED FOR OLEFIN POLYMERIZATION, PROCESS FOR PREPARING THE SAME, AND CATALYST CONTAINING THE SAME

 #157
20110318514
2011-12-29

ETHYLENE-BASED POLYMERS AND COMPOSITIONS, METHOD OF MAKING THE SAME AND ARTICLES PREPARED THEREFROM

 #158
20110306737
2011-12-15

MULTI-STAGE PROCESS FOR PRODUCING MULTI-MODAL ETHYLENE POLYMER COMPOSITION

 #159
20110294957
2011-12-01

Method for transitioning between incompatible olefin polymerization catalyst systems

 #160
20110294940
2011-12-01

Method for improving flowability of heterophasic polypropylene powder

 #161
20110282015
2011-11-17

Catalyst Components for the Polymerization of Olefins and Catalysts Therefrom Obtained

 #162
20110281963
2011-11-17

Polypropylene resin pre-foamed particle and method for producing same, and polypropylene resin in-mold foaming molded article

 #163
20110275509
2011-11-10

ZIEGLER-NATTA CATALYST

 #164
20110275508
2011-11-10

Solid catalyst component for olefin polymerization, catalyst for olefin polymerization and process for producing olefin polymer

 #165
20110274589
2011-11-10

Gas-phase polymerization of alpha-olefin

 #166
20110269925
2011-11-03

Process for the Production of Polyethylene

 #167
20110269924
2011-11-03

Solid titanium catalyst component for ethylene polymerization, ethylene polymerization catalyst and ethylene polymerization method

 #168
20110269922
2011-11-03

Gas-phase polymerization of alpha-olefin

 #169
20110263802
2011-10-27

Formation of Ziegler-Natta catalyst using non-blended components

 #170
20110263801
2011-10-27

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

 #171
20110256400
2011-10-20

PROCESS FOR THE PREPARATION OF POLYMER YARNS FROM ULTRA HIGH MOLECULAR WEIGHT HOMOPOLYMERS OR COPOLYMERS, POLYMER YARNS, MOLDED POLYMER PARTS AND THE USE OF POLYMER YARNS

 #172
20110251361
2011-10-13

Method of making Ziegler-Natta type catalysts

 #173
20110251352
2011-10-13

Catalyst components for the polymerization of olefins

 #174
20110245070
2011-10-06

Catalyst Components for the Polymerization of Olefins and Catalysts Therefrom Obtained

 #175
20110237764
2011-09-29

Magnesium-compound supported nonmetallocene catalyst and preparation thereof

 #176
20110218310
2011-09-08

Process for the preparation of an unsupported, solid olefin polymerisation catalyst and use in polymerisation of olefins

 #177
20110218098
2011-09-08

Solid catalyst component for olefin polymerization, catalyst for olefin polymerization and process for producing olefin polymer

 #178
20110213108
2011-09-01

Process for the preparation of an unsupported, solid metallocene catalyst system and its use in polymerization of olefins

 #179
20110183097
2011-07-28

POLYETHYLENE MATERIALS PREPARED USING MIXED ZIEGLER-NATTA CATALYST SYSTEMS

 #180
20110172377
2011-07-14

Gas-phase polymerization process

 #181
20110172376
2011-07-14

PROCESS FOR THE PRODUCTION OF AN ALPHA-OLEFIN POLYMER

 #182
20110166394
2011-07-07

METHOD FOR CONTROLLING SIZE OF SPHERICAL CARRIER FOR OLEFIN POLYMERIZATION CATALYST

 #183
20110165419
2011-07-07

ULTRAHIGH MOLECULAR WEIGHT ETHYLENE-a-OLEFIN OLEFIN COPOLYMER POWDER

 #184
20110160043
2011-06-30

Process for the preparation of catalytic support and supported bimetallic catalysts for production of homopolymers and copolymers of ethylene with α-olefins, of high and ultra high molecular weight and with broad molecular weight distribution in slurry, bulk and gas phase processes and products thereof

 #185
20110159287
2011-06-30

Process for the Production of Ultra High Molecular Weight Polyethylene

 #186
20110152490
2011-06-23

Catalyst composition with mixed selectivity control agent and method

 #187
20110152486
2011-06-23

Supported nonmetallocene catalyst and preparation thereof

 #188
20110152482
2011-06-23

Catalyst components for the polymerization of olefins and catalysts therefrom obtained

 #189
20110152480
2011-06-23

Catalysts for Polymerizing Olefins and Method Thereof

 #190
20110152424
2011-06-23

Gas-phase polymerization process having multiple flow regimes

 #191
20110152067
2011-06-23

Self-limiting catalyst system with controlled aluminum to SCA ratio and method

 #192
20110136998
2011-06-09

Catalyst composition with mixed selectivity control agent and method

 #193
20110124826
2011-05-26

Method of using an upper discharge in a fluidized bed reactor and system thereof

 #194
20110112262
2011-05-12

Supported metallocene catalysts

 #195
20110105705
2011-05-05

Supported metallocene catalyst composition and a process for the preparation of polyolefin using the same

 #196
20110092655
2011-04-21

TRANSITION METAL CATALYSTS AND FORMATION THEREOF

 #197
20110086992
2011-04-14

PROCESS OF PREPARATION OF CATALYTIC SUPPORT AND SUPPORTED METALLOCENE CATALYSTS FOR PRODUCTION OF HOMOPOLYMERS AND COPOLYMERS OF ETHYLENE WITH ALFA - OLEFINS, OF HIGH AND ULTRA HIGH MOLECULAR WEIGHT AND WITH BROAD MOLECULAR WEIGHT DISTRIBUTION IN SLURRY, BULK AND GAS PHASE PROCESSES AND PRODUCTS THEREOF

 #198
20110060111
2011-03-10

Production of polyethylene

 #199
20110046325
2011-02-24

Catalyst component for ethylene polymerization, preparation thereof, and a catalyst comprising the catalyst component

 #200
20110034651
2011-02-10

MIXED DONOR SYSTEM FOR HIGH MELT FLOW AND HIGH ACTIVITY

 #201
20110034650
2011-02-10

Catalyst system and a process for the production of a polyethylene in the presence of this catalyst system

 #202
20110034648
2011-02-10

Solid titanium catalyst component for ethylene polymerization, ethylene polymerization catalyst and ethylene polymerization method

 #203
20110010938
2011-01-20

Modified chromium-based catalysts and polymerization processes for using the same

 #204
20110009576
2011-01-13

POLYMERISATION PROCESS

 #205
20110009257
2011-01-13

OLEFIN POLYMERISATION CATALYST

 #206
20100317813
2010-12-16

SUPPORTED CATALYST FOR THE PREPARATION OF (CO)MONOMERS OF ETHYLENICALLY UNSATURATED MONOMERS

 #207
20100317798
2010-12-16

Bimodal polyethylene composition and articles made therefrom

 #208
20100317510
2010-12-16

Self limiting catalyst composition and propylene polymerization process

 #209
20100305286
2010-12-02

CATALYSTS

 #210
20100305285
2010-12-02

Solid titanium catalyst component, olefin polymerization catalyst, and olefin polymerization process

 #211
20100298509
2010-11-25

METHOD OF PRODUCING DIALKOXYMAGNESIUM SUPPORT FOR CATALYST FOR OLEFIN POLYMERIZATION, METHOD OF PRODUCING CATALYST FOR OLEFIN POLYMERIZATION USING THE SAME AND METHOD OF POLYMERIZING OLEFIN USING THE SAME

 #212
20100292419
2010-11-18

Catalyst components for the polymerization of olefins

 #213
20100292418
2010-11-18

PROCESS FOR POLYMERIZING OLEFIN-BASED POLYMERS

 #214
20100291334
2010-11-18

Broad Molecular Weight Polyethylene Having Improved Properties

 #215
20100280197
2010-11-04

MODIFIED PARTICLE, SUPPORT, CATALYST COMPONENT FOR ADDITION POLYMERIZATION, CATALYST FOR ADDITION POLYMERIZATION, AND PROCESS FOR PRODUCING ADDITION POLYMER

 #216
20100273966
2010-10-28

Procatalyst composition with adamantane and method

 #217
20100273962
2010-10-28

Polyethylene materials prepared using mixed ziegler-natta catalyst systems

 #218
20100267911
2010-10-21

Procatalyst composition with silyl glutarate and method

 #219
20100261861
2010-10-14

Polymerization catalysts and methods of using the same to produce polyolefin products

 #220
20100261859
2010-10-14

CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS

 #221
20100240846
2010-09-23

Catalyst component for the polymerization of olefins based on 1,3-diethers

 #222
20100240845
2010-09-23

Catalyst component for the polymerization of olefins

 #223
20100240836
2010-09-23

Process for the manufacture of heterophasic propylene copolymer

 #224
20100234547
2010-09-16

Polymerization catalysts, methods of making, methods of using, and polyolefin products made therefrom

 #225
20100234544
2010-09-16

Process for the Polymerisation of Olefins

 #226
20100227991
2010-09-09

Solid titanium catalyst component, catalyst for olefin polymerization and process for polymerizing olefin

 #227
20100227986
2010-09-09

Methods of catalyst activation

 #228
20100210795
2010-08-19

GAS-PHASE PROPYLENE POLYMERIZATION PROCESS USING STAGED ADDITION OF ALUMINUM ALKYL

 #229
20100203277
2010-08-12

Ethylene-based polymers and compositions, methods of making the same and articles prepared therefrom

 #230
20100197874
2010-08-05

Random propylene copolymer compositions, articles and process

 #231
20100190942
2010-07-29

AMINOSILANE COMPOUNDS, CATALYST COMPONENTS AND CATALYSTS FOR OLEFIN POLYMERIZATION, AND PROCESS FOR PRODUCTION OF OLEFIN POLYMERS WITH THE SAME

 #232
20100190938
2010-07-29

Catalyst component, catalyst for olefin polymerization, and process for producing olefin polymer using catalyst

 #233
20100184929
2010-07-22

Process for the production of propylene copolymers using a prepolymerised catalyst

 #234
20100174105
2010-07-08

Production of substituted phenylene aromatic diesters

 #235
20100174038
2010-07-08

PROCESS FOR PRODUCING SOLID CATALYST COMPONENT PRECURSOR FOR OLEFIN POLYMERIZATION

 #236
20100173769
2010-07-08

Enhanced procatalyst composition and process

 #237
20100168353
2010-07-01

Propylene-based polymer, articles, and process for producing same

 #238
20100168342
2010-07-01

Propylene impact copolymer and method

 #239
20100160581
2010-06-24

Catalyst composition for polymerization of olefins, polymerization process using the same, and method for its preparation

 #240
20100160154
2010-06-24

Magnesium chloroakolate-based catalyst precursors

 #241
20100152382
2010-06-17

Thermoplastic olefin compositions

 #242
20100144990
2010-06-10

Propylene block copolymer and process for production thereof

 #243
20100143719
2010-06-10

METHOD FOR CATALYST PREPARATION AND PROCESS OF POLYOLEFIN POLYMERIZATION FROM SAID CATALYST

 #244
20100137533
2010-06-03

Hindered polyalicyclic alkyl catalysts and their use in a gas-phase polymerization reactor

 #245
20100130710
2010-05-27

Procatalyst composition with multiple internal donor having silyl ester and method

 #246
20100130709
2010-05-27

Procatalyst composition including silyl ester internal donor and method

 #247
20100130708
2010-05-27

Method of controlling the relative activity of the different active centers of hybrid catalysts

 #248
20100130707
2010-05-27

Catalyst for polymerization of propylene and method for polymerization of propylene using the same

 #249
20100129581
2010-05-27

Process for making ethylene homopolymers

 #250
20100125124
2010-05-20

Methods of catalyst activation

 #251
20100120998
2010-05-13

Catalyst component for the polymerization of olefins

 #252
20100113706
2010-05-06

Ethylene polymers, their production and use

 #253
20100105787
2010-04-29

Polypropylene resin foam particle and molding thereof

 #254
20100099834
2010-04-22

Transition metal catalyst systems and formation thereof

 #255
20100099811
2010-04-22

Propylene-based polymer and production method therefor, propylene-based polymer composition and molded body made thereof

 #256
20100093956
2010-04-15

Polyethylene and catalyst composition and process for the preparation thereof

 #257
20100084363
2010-04-08

HIGH-DENSITY POLYETHYLENE COMPOSITIONS, METHOD OF MAKING THE SAME, INJECTION MOLDED ARTICLES MADE THEREFROM, AND METHOD OF MAKING SUCH ARTICLES

 #258
20100069586
2010-03-18

High activity Ziegler-Natta catalysts, process for producing catalysts and use thereof

 #259
20100050900
2010-03-04

Process for preparing synthetic polyethylene waxes having a high crystallinity and low viscosity

 #260
20100036076
2010-02-11

Process for producing olefin polymer

 #261
20100036070
2010-02-11

Process for producing olefin polymer

 #262
20100029869
2010-02-04

Catalyst components for the polymerization of olefins and catalysts therefrom obtained

 #263
20090324920
2009-12-31

Stretch-formed sheet of ultra-high molecular weight polyolefin having excellent transparency and mechanical properties, and production method thereof

 #264
20090318643
2009-12-24

Catalyst Component for Ethylene Polymerization, Preparation Thereof and Catalyst Comprising the Same

 #265
20090312506
2009-12-17

PRODUCTION OF POLYETHYLENE

 #266
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

 #267
20090306323
2009-12-10

Polyolefin film

 #268
20090306316
2009-12-10

Catalyst components for the polymerization of olefins and catalysts therefrom obtained

 #269
20090306315
2009-12-10

Process for preparing a catalyst component for propylene polymerization

 #270
20090286942
2009-11-19

Catalyst flow

 #271
20090280977
2009-11-12

PROCESS FOR PREPARING CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS

 #272
20090270566
2009-10-29

Olefin Polymerization Processes and Catalysts for Use Therein

 #273
20090259006
2009-10-15

Propylene-based polymer and production method therefor, propylene-based polymer composition and molded body made thereof

 #274
20090240009
2009-09-24

Magnesium methoxide based catalyst precursors and catalyst components obtained therefrom

 #275
20090221771
2009-09-03

Process for polymerization or copolymerization of ethylene

 #276
20090215611
2009-08-27

Preparation method of catalyst for ethylene polymerization and copolymerization

 #277
20090209706
2009-08-20

High melt flow propylene impact copolymer and method

 #278
20090203863
2009-08-13

Catalyst composition with mixed selectivity control agent and method

 #279
20090203856
2009-08-13

Ziegler-Natta catalyst

 #280
20090203855
2009-08-13

Solid titanium catalyst ingredient, catalyst for olefin polymerization, and method of olefin polymerization

 #281
20090198023
2009-08-06

Polyethylene materials prepared using mixed ziegler-natta catalysts systems

 #282
20090197762
2009-08-06

Solid catalyst component for olefin polymerization, catalyst for olefin polymerization and process for producing olefin polymer

 #283
20090186994
2009-07-23

Olefin polymerisation catalyst

 #284
20090186755
2009-07-23

Magnesium compound, solid catalyst component, catalyst for olefin polymerization and method of producing polyolefin

 #285
20090182101
2009-07-16

Self limiting catalyst composition and propylene polymerization process

 #286
20090171044
2009-07-02

Molar ratio modifications to larger polyolefin catalysts

 #287
20090171043
2009-07-02

Process of preparation of catalytic support and supported bimetalic catalysts for production of homopolymers and copolymers of ethylene with alpha-olefins of high and ultra high molecular weight and with broad molecular weight distribution in slurry, bulk and gas phase processes and products thereof

 #288
20090171042
2009-07-02

Catalyst particles

 #289
20090163682
2009-06-25

Process of preparation of catalytic support and supported metallocene catalysts for production of homopolymers and copolymers of ethylene with alfa-olefins, of high and ultra high molecular weight and with broad molecular weight distribution in slurry, bulk and gas

 #290
20090163680
2009-06-25

Ziegler-Natta catalyst for particle size control

 #291
20090163679
2009-06-25

Suspension polymerization process for manufacturing ultra high molecular weight polyethylene, a multimodal ultra high molecular weight polyethylene homopolymeric or copolymeric composition, a ultra high molecular weight polyethylene, and their uses

 #292
20090156391
2009-06-18

Catalyst Components for the Polymerization of Olefins

 #293
20090143549
2009-06-04

Catalyst Components for the Polymerization of Olefins

 #294
20090143546
2009-06-04

Double Loop Technology

 #295
20090137755
2009-05-28

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

 #296
20090118118
2009-05-07

Self limiting catalyst composition and propylene polymerization process

 #297
20090105428
2009-04-23

Antistatic for olefin polymerization and process for preparing it

 #298
20090099324
2009-04-16

Magnesium dichloride-ethanol adducts and catalyst components obtained therefrom

 #299
20090069515
2009-03-12

Solid Titanium Catalyst Component, Catalyst for Polymerization of Olefin and Process for Producing Olefin Polymer

 #300
20090069171
2009-03-12

Catalysts for olefin polymerization, process for production of the catalysts, and method for preservation thereof