ClassID:

97564

C08F2/001 - page 3 - CPC Classification

Classification description:

Processes of polymerisation Multistage polymerisation processes characterised by a change in reactor conditions without deactivating the intermediate polymer

Recent Application in this class:
#601
20100099811
2010-04-22

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

#602
20100093940
2010-04-15

Polyolefin compositions having low hardness and low gloss

#603
20100087606
2010-04-08

HIGH PRESSURE LOW DENSITY POLYETHYLENE RESINS WITH IMPROVED OPTICAL PROPERTIES PRODUCED THROUGH USE OF HIGHLY ACTIVE CHAIN TRANSFER AGENTS

#604
20100084363
2010-04-08

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

#605
20100081760
2010-04-01

Film comprising a random copolymer with enhanced ethylene content

#606
20100081755
2010-04-01

Method for preparing a random copolymer with enhanced ethylene content

#607
20100076136
2010-03-25

MULTIMODAL POLYETHYLENE MOLDING COMPOSITION FOR PRODUCING PIPES HAVING IMPROVED MECHANICAL PROPERTIES

#608
20100075087
2010-03-25

Multimodal polyethylene resin for pipe made by a single-site catalyst

#609
20100071863
2010-03-25

Copolymer blend compositions for use to increase paper filler content

#610
20100069581
2010-03-18

Spouted bed device, polyolefin production system with spouted bed device, and polyolefin production process

#611
20100063224
2010-03-11

APPARATUS AND METHOD FOR PRODUCING POLYOLEFIN

#612
20100063207
2010-03-11

Polyolefin compositions having low hardness and low gloss

#613
20100056719
2010-03-04

Polyolefin compositions

#614
20100056706
2010-03-04

AQUEOUS COATING COMPOSITION

#615
20100055366
2010-03-04

Pipe having improved high temperature resistance

#616
20100041840
2010-02-18

METHOD FOR PREPARING AN UNSATURATED ETHYLENE-DIENE COPOLYMER

#617
20100040819
2010-02-18

Polyethylene composition for pressure pipes with enhanced flexibility

#618
20100036076
2010-02-11

Process for producing olefin polymer

#619
20100036068
2010-02-11

HYDROGENATION CATALYST AND PROCESS FOR PRODUCING OLEFIN POLYMER

#620
20100029883
2010-02-04

POLYMER

#621
20100029851
2010-02-04

Propylene copolymers for adhesive applications

#622
20100021666
2010-01-28

Polyolefin composition for pipe system and sheets

#623
20100016526
2010-01-21

Process for the preparation of multimodal polyethylene resins

#624
20100016523
2010-01-21

Method for Making a Transition between Polymer Grades

#625
20100016510
2010-01-21

HIGH MELT FLOW HETEROPHASIC POLYPROPYLENE COPOLYMERS

#626
20100010163
2010-01-14

Polyethylene molding composition for producing injection-molded finished parts

#627
20100003439
2010-01-07

Polyethylene compositions, methods of making the same, and articles prepared therefrom

#628
20090326172
2009-12-31

Catalyst composition for the copolymerization of propylene

#629
20090326171
2009-12-31

PROCESS FOR THE PREPARATION OF HIGH PERFORMANCE POLYPROPYLENE

#630
20090326170
2009-12-31

Process for improving the polymerization of ethylene and one or more optional comonomer(s) in a polymerization loop reactor

#631
20090326169
2009-12-31

Process for the preparation of ethylene polymers using a number of reactors arranged in series

#632
20090326158
2009-12-31

PROPYLENE BLOCK COPOLYMER

#633
20090318638
2009-12-24

Slurry polymerisation process of ethylene in the presence of low amount of scavenger

#634
20090306311
2009-12-10

METHODS AND INSTRUMENTATION FOR DURING-SYNTHESIS MONITORING OF POLYMER FUNCTIONAL EVOLUTION

#635
20090306298
2009-12-10

Propylene polymer composition for thermoforming

#636
20090306234
2009-12-10

Polyolefin powder

#637
20090304966
2009-12-10

Bimodal polyethylene process and products

#638
20090286029
2009-11-19

Ethylene polymer composition

#639
20090283935
2009-11-19

Impact resistant polyolefin compositions

#640
20090259007
2009-10-15

Process for the polymerization of olefins

#641
20090259006
2009-10-15

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

#642
20090253868
2009-10-08

Polyolefinic compositions having good whitening resistance

#643
20090252910
2009-10-08

MULTIMODAL POLYETHYLENE COMPOSITION WITH IMPROVED HOMOGENEITY

#644
20090252657
2009-10-08

Slurry phase polymerisation process

#645
20090247696
2009-10-01

CONJUGATED DIENE POLYMER, PROCESS FOR PRODUCING THE SAME, AND CONJUGATED DIENE POLYMER COMPOSITION AND VULCANIZATE

#646
20090247692
2009-10-01

Conjugated diene polymer, conjugated diene polymer composition, and process for producing conjugated diene polymer

#647
20090234076
2009-09-17

PROPYLENE-BASED BLOCK COPOLYMER PARTICLES

#648
20090221772
2009-09-03

Metallocene compounds

#649
20090215980
2009-08-27

Process for preparing fluorine-containing polymer

#650
20090215973
2009-08-27

PROPYLENE POLYMER AND COMPOSITION CONTAINING THE SAME, MOLDED OBJECT AND LAMINATE COMPRISING THESE, AND PROCESSES FOR PRODUCING PROPYLENE POLYMER AND COMPOSITION CONTAINING THE SAME

#651
20090209797
2009-08-20

Process for the preparation of alpha-olefin oligomers

#652
20090209706
2009-08-20

High melt flow propylene impact copolymer and method

#653
20090208375
2009-08-20

Method for Improving a Polymerization Reaction by Taking Out and Analysing a Sample

#654
20090198018
2009-08-06

MULTIMODAL POLYETHYLENE COMPOSITION WITH IMPROVED HOMOGENEITY

#655
20090193538
2009-07-30

Nucleic acid molecules and other molecules associated with the carbon assimilation pathway

#656
20090192271
2009-07-30

Propylene polymers

#657
20090182100
2009-07-16

Process for the production of polyethylene resin

#658
20090171018
2009-07-02

Elastoplastic Poyolefin Compositions Having Low Gloss

#659
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

#660
20090163677
2009-06-25

Loop type reactor for polymerization

#661
20090163667
2009-06-25

Catalytic olefin block copolymers via polymerizable shuttling agent

#662
20090156748
2009-06-18

Polyolefin compositions having low gloss

#663
20090149620
2009-06-11

Spouted bed device and polyolefin production process using the same

#664
20090149611
2009-06-11

Powder transfer device and polyolefin production process

#665
20090149610
2009-06-11

Olefin polymerization reactor, polyolefin production system, and polyolefin production process

#666
20090148354
2009-06-11

Olefin polymerization reaction unit and polyolefin production process

#667
20090143546
2009-06-04

Double Loop Technology

#668
20090137753
2009-05-28

Process for polymerizing olefins in the presence of an olefin polymerization catalyst

#669
20090131595
2009-05-21

Ethylene polymer composition

#670
20090118432
2009-05-07

Process for production of water-absorbing resin

#671
20090118414
2009-05-07

Propylene resin composition

#672
20090105422
2009-04-23

Multimodal polyethylene molding composition for producing pipes having improved mechanical properties

#673
20090099316
2009-04-16

Preparation of multimodal polyethylene

#674
20090082523
2009-03-26

POLYETHYLENE RESIN, PROCESS FOR PRODUCING THE SAME, AND PIPE AND JOINT COMPRISING THE RESIN

#675
20090076216
2009-03-19

In-line process for producing plasticized polymers and plasticized polymer blends

#676
20090076214
2009-03-19

In-line blending of plasticizers with a base polymer

#677
20090069523
2009-03-12

Propylene Random Block Copolymer, Resin Composition Containing the Copolymer and Molded Article Made Thereof

#678
20090062586
2009-03-05

Gas-phase fluidized-bed reactor, multivessel polymerization reactor and process for producing olefin polymer

#679
20090062485
2009-03-05

Polymerisation process

#680
20090062451
2009-03-05

Synthesis of a liquid polymer and a functionalized polymer

#681
20090053495
2009-02-26

Polyethylene film with improved processability and mechanical properties

#682
20090048406
2009-02-19

PROCESS FOR PREPARING CONTINUOUSLY VARIABLE-COMPOSITION COPOLYMERS

#683
20090048402
2009-02-19

Preparing multimodal polyethylene having controlled long chain branching distribution

#684
20090036617
2009-02-05

Process for the gas-phase polymerization of olefins

#685
20090036616
2009-02-05

Slurry loop reactors

#686
20090030098
2009-01-29

Propylene polymers having broad molecular weight distribution

#687
20090023872
2009-01-22

Polypropylene series reactor

#688
20080312390
2008-12-18

Process for preparation of polyolefin alloy

#689
20080312388
2008-12-18

Process for the gas-phase polymerization olefins

#690
20080281040
2008-11-13

Monomer recycle process for fluid phase in-line blending of polymers

#691
20080275197
2008-11-06

Bimodal polyethylene resins that have high stiffness and high ESCR

#692
20080274353
2008-11-06

Polyethylene molding composition for external sheathing of electric cables

#693
20080269421
2008-10-30

Polyethylene Composition Having a Broad Molecular Weight Distribution

#694
20080269412
2008-10-30

Catalytic olefin block copolymers with controlled block sequence distribution

#695
20080263999
2008-10-30

Polymers of ethylene and, optionally, copolymerizable esters, films using such polymers and stretch hood packaging processes using such films

#696
20080262171
2008-10-23

Slurry phase polymerisation process

#697
20080257854
2008-10-23

Caps and closures

#698
20080255323
2008-10-16

Low gel chromium catalysis

#699
20080254246
2008-10-16

Pressure pipe comprising a multimodal polyethylene composition with an inorganic filler

#700
20080241510
2008-10-02

Polyethylene resin with narrow particle size distribution

#701
20080233399
2008-09-25

Vinyl-cis-polybutadiene rubber and butadiene rubber composition using the same

#702
20080233322
2008-09-25

Pressureless pipe comprising a multimodal polyethylene composition with an inorganic filler

#703
20080221280
2008-09-11

Catalyst deployment in bimodal polyolefin production

#704
20080214745
2008-09-04

Polymerisation process

#705
20080207852
2008-08-28

PROCESS FOR PRODUCING ETHYLENE -ALPHA- OLEFIN COPOLYMER

#706
20080207835
2008-08-28

Heterophasic polymer composition and process for its preparation

#707
20080196922
2008-08-21

Outer sheath layer for power or communication cable

#708
20080190645
2008-08-14

Semiconductive polymer composition

#709
20080182947
2008-07-31

Process for producing ethylene-α-olefin-polyene copolymer

#710
20080167428
2008-07-10

Polyolefinic compositions having good whitening resistance

#711
20080161497
2008-07-03

Bimodal polyethylene composition and articles made therefrom

#712
20080149287
2008-06-26

Polyacrylamide-based strengthening agent

#713
20080139749
2008-06-12

Copolymer

#714
20080132657
2008-06-05

Method for preparing an ethylene-silane copolymer

#715
20080132640
2008-06-05

Ethylene polymerization process

#716
20080125553
2008-05-29

Process for producing low density polyethylene compositions and polymers produced therefrom

#717
20080119622
2008-05-22

Olefin polymerization process in the presence of an anti-fouling agent

#718
20080114135
2008-05-15

Method for transitioning between ziegler-natta and metalocene catalysts in a bulk loop reactor for the production of polypropylene

#719
20080097054
2008-04-24

Bimodal polyethylene film

#720
20080090968
2008-04-17

Polyethylene molding composition for coating steel pipes

#721
20080081878
2008-04-03

Propylene copolymers for adhesive applications

#722
20080076951
2008-03-27

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

#723
20080076890
2008-03-27

Bulk polymerization process

#724
20080075868
2008-03-27

Coating binder polymer and coatings

#725
20080071032
2008-03-20

Elastomeric polyolefin compositions

#726
20080051538
2008-02-28

BIMODAL PIPE RESIN AND PRODUCTS MADE THEREFROM

#727
20080051528
2008-02-28

Multistage process for producing ethylene polymer compositions

#728
20080050588
2008-02-28

Semiconductive polymer composition

#729
20080045675
2008-02-21

Reactor systems and polymerization processes using multi-zone circulating reactors

#730
20080033122
2008-02-07

Process for Producing Heterophasic Alpha-Olefin Polymers

#731
20080033107
2008-02-07

Multimodal ethylene-alpha-olefin elastomers and process for making

#732
20080033089
2008-02-07

Thermoplastic vulcanizate composition

#733
20080027197
2008-01-31

Propylene random copolymer and process for the production thereof

#734
20080027190
2008-01-31

Process for producing fractionable 1-butene polymers

#735
20080027173
2008-01-31

Elastomeric reactor blend compositions

#736
20080015318
2008-01-17

Bimodal blow molding resin and products made therefrom

#737
20080015316
2008-01-17

Propylene polymer compositions and processes for making the same

#738
20080014425
2008-01-17

Bimodal film resin and products made therefrom

#739
20070299208
2007-12-27

Multistep Process For Preparing Heterophasic Propylene Copolymers

#740
20070287818
2007-12-13

Propylene random copolymer and process for the production thereof

#741
20070287798
2007-12-13

Drawn tapes, fibre and filaments comprising a multimodal polyethylene resin

#742
20070282083
2007-12-06

Process for the (co)polymerization of ethylene

#743
20070276170
2007-11-29

Process for preparing polyolefins in suspension

#744
20070276095
2007-11-29

Multistep Process for Preparing Heterophasic Propylene Copolymers

#745
20070275850
2007-11-29

Process for the Preparation of Porous Ethylene Polymers and Porous Polymer Obtainable Thereof

#746
20070270556
2007-11-22

Process and apparatus for the polymerization of propylene

#747
20070249798
2007-10-25

Isotactic propylene copolymers, their preparation and use

#748
20070249791
2007-10-25

Manufacturing method of resin for developing agent

#749
20070225455
2007-09-27

Impact copolymers

#750
20070208143
2007-09-06

Water-soluble polymer and additive for paper manufacture

#751
20070208138
2007-09-06

Multi-stage propylene polymer, process for producing the same, and propylene resin composition

#752
20070207281
2007-09-06

Pressureless polymer pipe

#753
20070203299
2007-08-30

High melt strength polypropylene

#754
20070185288
2007-08-09

Catalyst grain size

#755
20070185272
2007-08-09

Copolymers comprising three segments of different ion density, processes for preparing them and use thereof

#756
20070167585
2007-07-19

Polyethylene process

#757
20070155921
2007-07-05

Flexible prolylene copolymer compositions having a high transparency

#758
20070155620
2007-07-05

Bimodal polyethylene

#759
20070149728
2007-06-28

Process for producing olefin polymers

#760
20070129497
2007-06-07

Process of making polymer blends

#761
20070123638
2007-05-31

Polymers with improved shelf stability

#762
20070117940
2007-05-24

Semicrystalline propylene polymer composition for producing biaxially stretched polypropylene films

#763
20070093621
2007-04-26

Process for the polymerization of ethylene

#764
20070088129
2007-04-19

Ethylene copolymers and blend compositions

#765
20070060727
2007-03-15

Multistep process for preparing heterophasic propylene copolymers

#766
20070060725
2007-03-15

Spray-dried, mixed metal ziegler catalyst compositions

#767
20070060709
2007-03-15

Process to produce polyolefin with metallocene catalysts using two continuously stirred tank reactors

#768
20070055021
2007-03-08

Preparation of multimodal polyethylene

#769
20070043177
2007-02-22

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

#770
20070037949
2007-02-15

Copolymers of ethylene and 1-heptene

#771
20070037937
2007-02-15

Process for improving the co-polymerization of ethylene and an olefin co-monomer in a polymerization loop reactor

#772
20070036693
2007-02-15

Method for improving a polymerization reaction by taking out and analysing a sample

#773
20070032611
2007-02-08

Multiple loop reactor for olefin polymerization

#774
20070021567
2007-01-25

Bimodal polyethylene composition and articles made therefrom

#775
20060293471
2006-12-28

Propylene polymer and composition containing the same, molded object and laminate comprising these, and processes for producing propylene polymer and composition containing the same

#776
20060293461
2006-12-28

Process of making a heterogeneous polymer blend

#777
20060293455
2006-12-28

Heterogeneous polymer blend and process of making the same

#778
20060293453
2006-12-28

Homogeneous polymer blend and process of making the same

#779
20060287445
2006-12-21

Process for control of polymer fines in a gas-phase polymerization

#780
20060287436
2006-12-21

Multistep process for preparing heterophasic propylene copolymers

#781
20060247373
2006-11-02

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

#782
20060235147
2006-10-19

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

#783
20060235146
2006-10-19

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

#784
20060229370
2006-10-12

Water-absorbent resin, hydropolymer, process for producing them, and uses of them

#785
20060217502
2006-09-28

Process for production of propylene copolymers

#786
20060217501
2006-09-28

Process for production of propylene homopolymers

#787
20060205898
2006-09-14

Dual reactor polyethylene resins with balanced physical properties

#788
20060195932
2006-08-31

Nucleic acid molecules and other molecules associated with the carbon assimilation pathway

#789
20060189768
2006-08-24

Process for producing bimodal polyethylene resins

#790
20060182987
2006-08-17

Propylene polymer composition and oriented film prepared thereby

#791
20060177675
2006-08-10

Extrusion coating

#792
20060167194
2006-07-27

Catalyst composition and polymerization process using mixtures of selectivity control agents

#793
20060167193
2006-07-27

Regulation of the continuous ethylene polymerization process in a high-pressure reactor

#794
20060167192
2006-07-27

Process for the production of linear low-density polyethylene composition

#795
20060160963
2006-07-20

Crystalline polymers of propylene having improved processability in the molten state and process for their preparation

#796
20060155080
2006-07-13

Injection moulding polymer

#797
20060155071
2006-07-13

Butene-1 copolymers and process for their preparation

#798
20060149004
2006-07-06

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

#799
20060122321
2006-06-08

Method of producing aqueous secondary dispersions of water-insoluble polymers

#800
20060116280
2006-06-01

Catalysts for polymerizing olefins and process for producing olefin polymer

#801
20060063897
2006-03-23

Vinyl polymer, process for producing vinyl polymer, thermosetting coating composition, and coating material

#802
20060058481
2006-03-16

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

#803
20060058474
2006-03-16

Gas-phase catalytic polymerization of olefins

#804
20060058463
2006-03-16

Flexible propylene copolymer compositions having a high transparency

#805
20060052552
2006-03-09

Process and apparatus for producing olefin polymers

#806
20060052541
2006-03-09

Polyolefin with improved scratch resistance and process for producing the same

#807
20060047093
2006-03-02

Olefin polymerization with polymer bound single-site catalysts

#808
20060047071
2006-03-02

Impact-resistant polyolefin compositions

#809
20060041074
2006-02-23

Heterogeneous/homogeneous copolymer

#810
20060041073
2006-02-23

Polymer compositions and method of making pipes

#811
20060036048
2006-02-16

Olefinic polymer and process for producing the same

#812
20060020096
2006-01-26

Transition metal compound, ligand system, catalyst system and its use for the polymerization and copolymerization of olefins

#813
20060014897
2006-01-19

Breathable films

#814
20060009584
2006-01-12

Process for producing polyethylene pipe resins

#815
20060004167
2006-01-05

Films comprising isotactic propylene copolymers

#816
20050288459
2005-12-29

Ethylene polymer, catalyst for producing thereof and method for producing thereof

#817
20050272891
2005-12-08

Double loop technology

#818
20050271868
2005-12-08

Shrink film

#819
20050261471
2005-11-24

Cascaded polyolefin slurry polymerization employing disengagement vessel between reactors

#820
20050261415
2005-11-24

Propylene polymer resin with improved properties

#821
20050250956
2005-11-10

Bridged biscyclopentadienyl ligands and method of preparation

#822
20050250917
2005-11-10

Liquid phase process for the polymerization of α-olefins

#823
20050239967
2005-10-27

At least two-stage process for preparing propylene polymer compositions

#824
20050234198
2005-10-20

Heterophasic copolymer and metallocene catalyst system and method of producing the heterophasic copolymer using the metallocene catalyst system

#825
20050215737
2005-09-29

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

#826
20050197474
2005-09-08

Bulk polymerization process

#827
20050187351
2005-08-25

Method of making interpolymers and products made therefrom

#828
20050187350
2005-08-25

Method of making interpolymers and products made therefrom

#829
20050187349
2005-08-25

In-reactor produced polypropylene blends

#830
20050165181
2005-07-28

Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene

#831
20050159564
2005-07-21

High melt strength polypropylene

#832
20050159563
2005-07-21

Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene

#833
20050131187
2005-06-16

Polymer film

#834
20050119407
2005-06-02

Film with high impact strength

#835
20050107527
2005-05-19

Aqueous dispersions containing multi-stage emulsion polymers

#836
20050065286
2005-03-24

High melt strength polymers and method of making same

#837
20050054800
2005-03-10

Films comprising isotactic propylene copolymers

#838
20050054792
2005-03-10

Olefin polymerization catalyst compositions and method of preparation

#839
20050054788
2005-03-10

Water-absorbent resin, hydropolymer, process for producing them, and uses of them

#840
20050043495
2005-02-24

Propylene polymer and composition containing the same, molded object and laminate comprising these, and processes for producing propylene polymer and composition containing the same

#841
20050038208
2005-02-17

Highly flowable propylene block copolymers

#842
20050037219
2005-02-17

Polymers of ethylene and, optionally, copolymerizable esters, films using such polymers and stretch hood packaging processes using such films

#843
20050032983
2005-02-10

Oriented films from improved propylene polymers

#844
20050027080
2005-02-03

High modulus, high ductility polyolefins

#845
20050020778
2005-01-27

High melt strength polymers and method of making same

#846
20050014883
2005-01-20

Aqueous polymerization process for preparing an aqueous polymer dispersion

#847
20050009993
2005-01-13

Propylene block copolymer

#848
18971257
2025-05-27

Method for preparing direct melt-spun high-viscosity PBAT/low-viscosity pet two-component elastic fiber and high-viscosity PBAT polymerization reactor

#849
17724643
2022-10-11

Ethylene polymerization processes and reactor systems for the production of multimodal polymers using combinations of a loop reactor and a fluidized bed reactor

#850
17408455
2023-12-05

Poly alpha-olefins, compositions thereof, and methods of making