ClassID:

97750

C08F4/70 - CPC Classification

Classification description:

Polymerisation catalysts; Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof Iron group metals, platinum group metals or compounds thereof

Sub-classes:
Recent Application in this class:
#1
20240239923
2024-07-18

FLUORINATED POLYMERIZATION CATALYSTS AND METHODS OF MAKING AND USING THE SAME

#2
20230374171
2023-11-23

Fluorinated polymerization catalysts and methods of making and using the same

#3
20230192912
2023-06-22

Catalytic system and use thereof, and preparation method of syndiotactic 1,2-polybutadiene (s-PB)

#4
20230002432
2023-01-05

AMINO-IMINE METAL COMPLEX AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF

#5
20220251268
2022-08-11

RESIN COMPOSITION FOR INJECTION MOLDING OR COMPRESSION MOLDING

#6
20220098339
2022-03-31

Moisture-curable polyolefin formulation

#7
20220002453
2022-01-06

Hindered amine stabilized UV active organopalladium catalyzed polycycloolefin compositions as optical materials

#8
20210395407
2021-12-23

Polybutadiene, method of producing polybutadiene, polybutadiene composition, tire, and resin member

#9
20200369801
2020-11-26

Photocrosslinkable neutral electrochromic polymers and method for preparing same

#10
20200165282
2020-05-28

Tridentate iminopyrrolyl nickel complexes and their use as catalysts for the reaction of polymerisation of ethylene to hyperbranched polyethylene

#11
20200095363
2020-03-26

Block copolymer and method for preparing the same

#12
20190092985
2019-03-28

Polar-group-containing olefin copolymer, polar-group-containing multinary olefin copolymer, olefin-based resin composition, and adhesive and layered product each using the same

#13
20190023815
2019-01-24

Method of preparing rubber composition including syndiotactic 1,2-polybutadiene

#14
20180258262
2018-09-13

Pneumatic tire

#15
20180051103
2018-02-22

OLIGOMER PRODUCTION METHOD AND CATALYST

#16
20180037678
2018-02-08

Iron-based precatalyst and its use in the polymerization of α-olefins

#17
20180037677
2018-02-08

Cyclic olefin resin compositions comprising functional elastomers

#18
20170349675
2017-12-07

Polyolefin catalyst and use thereof

#19
20170335022
2017-11-23

Low pressure process for preparing low-density polyethylene

#20
20170260305
2017-09-14

Ligand compound, catalyst system for olefin oligomerization, and method for oligomerizing olefins using the same

#21
20170015766
2017-01-19

Polybutadiene

#22
20160115266
2016-04-28

Process for the preparation of a propylene polymer

#23
20160090396
2016-03-31

Ruthenium-based complexes, their preparation and use as catalysts

#24
20150105525
2015-04-16

Polymerization initiating system and method to produce highly reactive olefin functional polymers

#25
20140011971
2014-01-09

Iron complexes and methods for polymerization

#26
20130274430
2013-10-17

Bulk polymerization of conjugated dienes using a nickel-based catalyst system

#27
20130217847
2013-08-22

Process for preparing higher molecular weight polyisobutylene

#28
20130165607
2013-06-27

Method for producing polar group-containing olefin copolymers

#29
20130012659
2013-01-10

LUBRICANT COMPONENT

#30
20120309916
2012-12-06

Olefin polymerization process

#31
20120309915
2012-12-06

Ethylene polymerization process and polyolefin

#32
20120283400
2012-11-08

Process for the preparation of supported catalysts

#33
20120255661
2012-10-11

Processes for preparation of cyclic and acyclic diene copolymer and rubber composition

#34
20120252979
2012-10-04

Process for Producing Blends of Syndiotactic, 1,2-Polybutadiene and Rubbery Elastomers

#35
20120238712
2012-09-20

Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor

#36
20120029158
2012-02-02

Method for preparing cyclic olefin addition polymer of high gas permeability

#37
20110184137
2011-07-28

Catalysts for preparing cis 1,4-polydienes

#38
20110152485
2011-06-23

Polymerisation Catalyst System based on Oxime-Ether Ligands

#39
20110130532
2011-06-02

Compounds, catalyst composition comprising the same, and method for preparing of cycloolefin-based polymer using the same

#40
20110009582
2011-01-13

Preparation of activating supports

#41
20110009578
2011-01-13

Use Of A Combination Chain Transfer And Activating Agent To Control Molecular Weight And Optical Density Of Pd Catalyzed Norbornene Polymers

#42
20100331501
2010-12-30

Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor

#43
20100190950
2010-07-29

CYCLOOLEFIN ADDITION POLYMER AND MAKING METHOD

#44
20100174039
2010-07-08

Catalyst system for polymerizing cyclic olefin having polar functional group, polymerizing method using the catalyst system, olefin polymer produced by the method and optical anisotropic film comprising the olefin polymer

#45
20100105883
2010-04-29

Pentalenes

#46
20100021707
2010-01-28

Cyclic olefin addition copolymer, process for production thereof, and retardation film obtained from the copolymer

#47
20090298994
2009-12-03

Polymer-based composites comprising carbon nanotubes as a filler, method for producing said composites, and associated uses

#48
20090270247
2009-10-29

In situ olefin polymerization catalyst system

#49
20090192277
2009-07-30

Method of producing cyclic olefin polymers having polar functional groups, olefin polymer produced using the method and optical anisotropic film comprising the same

#50
20090181845
2009-07-16

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

#51
20090092769
2009-04-09

Method for polymerizing cycloolefin polymer containing polar functional groups and electronic devices employing the polymerized cycloolefins

#52
20080242810
2008-10-02

Use of a combination chain transfer and activating agent to control molecular weight and optical density of Pd catalyzed norbornene polymers

#53
20080132661
2008-06-05

Catalyst System for the Polymerization of Olefins

#54
20070219326
2007-09-20

Magnesium Compound, Solid Catalyst Component, Olefin Polymerization Catalyst, and Method for Producing Olefin Polymer

#55
20070184969
2007-08-09

Polymer-based composites comprising carbon nanotubes as a filler, method for producing said composites, and associated uses

#56
20070161748
2007-07-12

Process for producing blends of syndiotactic, 1,2-polybutadiene and rubbery elastomers

#57
20070123666
2007-05-31

Polymerization methods using the catalysts

#58
20070021576
2007-01-25

Method for polymerizing cycloolefin polymer containing polar functional groups and electronics devices employing the polymerized cycloolefins

#59
20060173227
2006-08-03

Process for the production of highly reactive polyisobutenes

#60
20060173143
2006-08-03

Catalyst for polymerization of norbornene

#61
20060160970
2006-07-20

Photoreactive polymer and process of making the same

#62
20060094588
2006-05-04

Polymerisation and oligomerisation catalysts

#63
20060074206
2006-04-06

Catalyst for polymerization of norbornene

#64
20060068985
2006-03-30

Dual site catalyst system comprising a hafnocene component for the production of bimodal polyolefins in a single reactor

#65
20060058477
2006-03-16

Catalyst system for polymerizing cyclic olefin having polar functional group, polymerizing method using the catalyst system, olefin polymer produced by the method and optical anisotropic film comprising the olefin polymer

#66
20050245704
2005-11-03

Method for preparing homo-and co-polymers of cyclic olefin compounds

#67
20050245703
2005-11-03

Method for preparing homo-and co-polymers of cyclic olefin compounds using an organic boron compound as a catalyst activator

#68
20050215735
2005-09-29

Catalyst complexes for polymerization and co-polymerization of cyclic olefins

#69
20050192178
2005-09-01

Modified particle, catalyst component for addition polymerization, catalyst for addition polymerization and process for producing addition polymer

#70
20050187361
2005-08-25

Catalyst for addition polymerization, and process for producing addition polymer with the same

#71
20050085606
2005-04-21

Method for polymerizing cycloolefin polymer containing polar functional groups and electronic devices employing the polymerized cycloolefins

#72
20050038209
2005-02-17

Process for manufacturing vinyl-rich polybutadiene rubber