ClassID:

98561

C08F2420/03 - CPC Classification

Classification description:

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

Recent Application in this class:
#1
20260152582
2026-06-04

MODIFICATIONS OF SULFATED BENTONITES AND USES THEREOF IN METALLOCENE CATALYST SYSTEMS FOR OLEFIN POLYMERIZATION

#2
20260055213
2026-02-26

MULTIMODAL POLYMERIZATION PROCESSES WITH MULTI-CATALYST SYSTEMS

#3
20250289911
2025-09-18

MODIFICATIONS OF SULFATED BENTONITES AND USES THEREOF IN METALLOCENE CATALYST SYSTEMS FOR OLEFIN POLYMERIZATION

#4
20250206858
2025-06-26

DUAL METALLOCENE POLYETHYLENE WITH IMPROVED PROCESSABILITY FOR LIGHTWEIGHT BLOW MOLDED PRODUCTS

#5
20250171572
2025-05-29

TRANSITION METAL COMPOUND, CATALYST COMPOSITION INCLUDING THE SAME, AND METHOD FOR PREPARING OLEFIN POLYMER USING THE SAME

#6
20250034299
2025-01-30

METHOD FOR PREPARING OLEFIN-BASED POLYMER AND OLEFIN-BASED POLYMER PRODUCED USING THE SAME

#7
20240279366
2024-08-22

MODIFICATIONS OF SULFATED BENTONITES AND USES THEREOF IN METALLOCENE CATALYST SYSTEMS FOR OLEFIN POLYMERIZATION

#8
20240052073
2024-02-15

Dual metallocene polyethylene with improved processability for lightweight blow molded products

#9
20230192909
2023-06-22

Modifications of sulfated bentonites and uses thereof in metallocene catalyst systems for olefin polymerization

#10
20230124846
2023-04-20

Dual metallocene polyethylene with improved processability for lightweight blow molded products

#11
20220332878
2022-10-20

ETHYLENE-RICH DIENE BLOCK POLYMER HAVING A RANDOM BLOCK AND A POLYETHYLENE BLOCK

#12
20220119562
2022-04-21

Dual metallocene polyethylene with improved processability for lightweight blow molded products

#13
20200031974
2020-01-30

Ethylene interpolymer

#14
20200024376
2020-01-23

Biomodal polymerization catalysts

#15
20190367649
2019-12-05

Catalyst systems including two hafnocene catalyst compounds

#16
20190263944
2019-08-29

Polymerization catalysts

#17
20190135961
2019-05-09

Hybrid catalyst composition, preparation method therefor, and polyolefin prepared using same

#18
20190127503
2019-05-02

High-density ethylene-based polymer using hybrid supported metallocene catalyst, and preparation method

#19
20180237553
2018-08-23

Catalyst system

#20
20170362355
2017-12-21

Preparation of ultra high molecular weight polyethylene

#21
20170275396
2017-09-28

Production method of olefin (co)polymer containing constituent unit derived from 1-butene

#22
20170260307
2017-09-14

Polyolefins

#23
20170114170
2017-04-27

Metallic complex catalyst, polymerization methods employing same and polymer products thereof

#24
20160272738
2016-09-22

Preparation of ultra high molecular weight polyethylene

#25
20160244543
2016-08-25

Catalyst system

#26
20140296458
2014-10-02

Titanium-catalyst system comprising substituted cyclopentadienyl, guanidine and diene ligands

#27
20130079478
2013-03-28

Catalyst component for the polymerization of olefins having a guanidinate ligand

#28
20120077665
2012-03-29

Catalyst systems and polymer resins having improved barrier properties

#29
20120077008
2012-03-29

Catalyst systems and polymer resins having improved barrier properties

#30
20120041149
2012-02-16

ETHYLENE COPOLYMER AND A METHOD OF PREPARING THE SAME

#31
20120041147
2012-02-16

Method of controlling polymer architecture

#32
20110319576
2011-12-29

Process for preparing ethylene homopolymers or copolymers of ethylene with α-olefin by using the transition metal compound

#33
20110098426
2011-04-28

TRANSITION METAL CATALYTIC SYSTEMS AND METHODS FOR PREPARING ETHYLENE HOMOPOLYMERS OR COPOLYMERS OF THE ETHYLENE AND a-OLEFINS USING THE SAME

#34
20100120981
2010-05-13

Ethylene copolymer and a method of preparing the same

#35
20100113721
2010-05-06

Fourth group transition metal compound having cyclopentadienyl ligand, method of preparing compound, and method of preparing olefin polymer using compound

#36
20100081776
2010-04-01

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

#37
20090326175
2009-12-31

Arylphenoxy catalyst system for producing ethylene homopolymer or copolymers of ethylene and α-olefins

#38
20090264608
2009-10-22

METHOD FOR PRODUCING NORBORNENE BASED ADDITION (CO)POLYMER

#39
20080194854
2008-08-14

Phosphine-substituted vinyl containing metallocene catalyst, preparation process and the application of the same

#40
20070135297
2007-06-14

Arylphenoxy catalyst system for producing ethylene homopolymer or copolymers of ethylene and α-olefins

#41
20070004586
2007-01-04

Arylphenoxy catalyst system for producing ethylene homopolymer or copolymers of ethylene and alpha-olefins

#42
20060009596
2006-01-12

Borate activator