ClassID:

97733

C08F4/63916 - 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; Refractory metals or compounds thereof; Component covered by group containing a transition metal-carbon bond supported on a carrier, e.g. silica, MgCl, polymer

Recent Application in this class:
#1
20230110235
2023-04-13

METHOD FOR PREPARING SUPPORTED METALLOCENE CATALYST, SUPPORTED METALLOCENE CATALYST, AND METHOD FOR PREPARING POLYOLEFIN USING THE SAME

#2
20200239605
2020-07-30

Chromium (III) catalyst systems with activator-supports

#3
20190256630
2019-08-22

Group 6 transition metal catalyst compound and use thereof

#4
20190153129
2019-05-23

Chromium (III) catalyst systems with activator-supports

#5
20180094085
2018-04-05

Catalyst system for olefin oligomerization reaction, and method for olefin oligomerization using the same

#6
20180030166
2018-02-01

Catalyst composition and method of preparing polyolefin using the same

#7
20170114168
2017-04-27

Catalysts for the formation of multimodal polymers

#8
20160280820
2016-09-29

Group 6 transition metal catalyst compound and use thereof

#9
20160152742
2016-06-02

Preparation method of catalyst for polyolefin polymerization and preparation method of polyolefin

#10
20150191554
2015-07-09

Chromium (III) catalyst systems with activator-supports

#11
20140107301
2014-04-17

Bridged metallocene catalyst systems with switchable hydrogen and comonomer effects

#12
20140057777
2014-02-27

Catalyst systems containing a bridged metallocene

#13
20120232229
2012-09-13

Catalyst systems containing a bridged metallocene

#14
20120088890
2012-04-12

Bridged metallocene catalyst systems with switchable hydrogen and comonomer effects

#15
20120077008
2012-03-29

Catalyst systems and polymer resins having improved barrier properties

#16
20110213107
2011-09-01

Activation of monocyclopentadienyl group 6 complexes

#17
20100190937
2010-07-29

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

#18
20100190936
2010-07-29

Polymerization process using a mixed catalyst system

#19
20080269445
2008-10-30

Monocyclopentadienyl Complexes

#20
20080021180
2008-01-24

CHROMIUM CATALYSTS ACTIVE IN OLEFIN POLYMERIZATION

#21
20070213483
2007-09-13

Monocyclopentadienyl complexes

#22
20070173400
2007-07-26

Catalyst system comprising magnesium halide

#23
20070155918
2007-07-05

Monocyclopentadienyl complex

#24
20060089253
2006-04-27

Monocyclopentadienyl complexes

#25
20060004215
2006-01-05

Monocyclopentadienyl complexes

#26
20050239641
2005-10-27

Methods of preparing active chromium/alumina catalysts via treatment with sulfate

#27
17941600
2023-11-28

Method of making a polyolefin