ClassID:

97567

C08F2/005 - CPC Classification

Classification description:

Processes of polymerisation; Scale prevention in a polymerisation reactor or its auxiliary parts by addition of a scale inhibitor to the polymerisation medium

Recent Application in this class:
#1
20260103551
2026-04-16

USE OF RADICAL SCAVENGERS TO REDUCE FOULING DURING HIGH PRESSURE POLYMERIZATION

#2
20230312767
2023-10-05

SYNERGISTIC ANTIFOULANT COMPOSITIONS AND METHODS OF USING THE SAME

#3
20230121509
2023-04-20

Antifoulant and Process

#4
20220266211
2022-08-25

Systems and methods for mitigating polymer fouling

#5
20220235273
2022-07-28

Anti-freezing dispersant and manufacturing process thereof

#6
20200010386
2020-01-09

Composition for control and inhibition of polymerization of monomers, and method of use and preparation thereof

#7
20180223023
2018-08-09

Vinyl alcohol copolymer and method for producing same

#8
20180155644
2018-06-07

Polymeric dispersants for petroleum process streams

#9
20170190825
2017-07-06

Active energy ray-curable composition and antistatic film

#10
20170015771
2017-01-19

Vinylidene fluoride copolymer and preparation method therefor

#11
20170009027
2017-01-12

Remediation of agglomerated flow improvers

#12
20160326293
2016-11-10

Scavenger injection

#13
20160311937
2016-10-27

Feeding polymerization additives to polymerization processes

#14
20160200870
2016-07-14

Device for the synthesis of a polymer with extraction of a gaseous substance comprising a reaction chamber having at least one circular-cylindrical section

#15
20160200837
2016-07-14

Process for the (co-)polymerisation of olefins

#16
20160159983
2016-06-09

Device and method for synthesis of a polymer under separation of a gaseous substance

#17
20160130398
2016-05-12

Device for synthesizing a polymer with reduced formation of deposits in the reaction chamber

#18
20160108149
2016-04-21

Double loop technology

#19
20160102189
2016-04-14

Reducing polymer fouling and agglomeration in acrylate/methacrylate processes

#20
20160083490
2016-03-24

Vinyl alcohol copolymer and method for producing same

#21
20150376303
2015-12-31

Process for the preparation of ethylene polymers

#22
20150175720
2015-06-25

Double loop technology

#23
20150175719
2015-06-25

Polyolefin reactor system having a gas phase reactor

#24
20150166692
2015-06-18

Polymerization processes using reactor components suspended in hydrocarbon gels

#25
20150065666
2015-03-05

Process for preparing polyolefins

#26
20140371396
2014-12-18

Processing aids and polymer formulations containing the same and method for producing the same

#27
20140275391
2014-09-18

Additive, composition comprising it and use thereof

#28
20130131287
2013-05-23

Process for preparing polyolefins

#29
20130005923
2013-01-03

Process for gas-phase polymerization having high bed bulk density

#30
20120283369
2012-11-08

Polymerization process in the presence of an antistatic agent

#31
20120259070
2012-10-11

Reactor continuity

#32
20120245314
2012-09-27

Process for the production of polyolefin films

#33
20120172549
2012-07-05

Process for the gas-phase polymerization of olefins

#34
20120130032
2012-05-24

Polymerization process using a supported constrained geometry catalyst

#35
20120095167
2012-04-19

Method for preventing fouling in chemical equipment and antifouling agent

#36
20120070575
2012-03-22

Methods for applying solution catalysts to reactor surfaces

#37
20120053304
2012-03-01

Double loop technology

#38
20120041162
2012-02-16

Method for producing olefin polymer

#39
20120035297
2012-02-09

REMEDIATION OF AGGLOMERATED FLOW IMPROVERS

#40
20120016097
2012-01-19

Olefin oligomerization reaction processes exhibiting reduced fouling

#41
20110294973
2011-12-01

Method for seed bed treatment for a polymerization reaction

#42
20110275776
2011-11-10

Process for removing fouling

#43
20110256632
2011-10-20

Additive for Polyolefin Polymerization Processes

#44
20110207898
2011-08-25

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

#45
20110184124
2011-07-28

Continuity additives and their use in polymerization processes

#46
20110172376
2011-07-14

PROCESS FOR THE PRODUCTION OF AN ALPHA-OLEFIN POLYMER

#47
20110150796
2011-06-23

PRECIPITATION POLYMERIZATION IN THE PRESENCE OF GLYCERIN MONOSTEARATE

#48
20110132466
2011-06-09

Drag reducing compositions and methods of manufacture and use

#49
20110077370
2011-03-31

Continuity additives and their use in polymerization processes

#50
20110065846
2011-03-17

Olefin polymerisation process

#51
20110027803
2011-02-03

Compositions and Methods for Maintenance of Fluid Conducting and Containment Systems

#52
20100292418
2010-11-18

PROCESS FOR POLYMERIZING OLEFIN-BASED POLYMERS

#53
20100256320
2010-10-07

Continuous feed of auxiliaries for the polymerization of olefins

#54
20100184927
2010-07-22

Methods for applying solution catalysts to reactor surfaces

#55
20100167058
2010-07-01

Antifoulant for impact copolymers and method

#56
20100048837
2010-02-25

System and method for reducing fouling in a reactor

#57
20090306314
2009-12-10

METHOD FOR PRODUCING OLEFIN POLYMER

#58
20090286943
2009-11-19

Process for preparation of olefin polymers

#59
20090234081
2009-09-17

Polymerization reaction monitoring with determination of induced condensing agent concentration for preventing discontinuity events

#60
20090198025
2009-08-06

Method for seed bed treatment before a polymerization reaction

#61
20090118466
2009-05-07

Polymer recovery method

#62
20090105428
2009-04-23

Antistatic for olefin polymerization and process for preparing it

#63
20090105414
2009-04-23

METHOD OF METERING PROCESS ADDITIVES, IN PARTICULAR ANTISTICS, INTO POLYMERIZATION REACTORS

#64
20090082535
2009-03-26

(METH)ACRYLIC ACID COPOLYMER, METHOD FOR PROCUCING THE SAME, AND APPLICATION THEREOF

#65
20090008335
2009-01-08

Use of Copolymers for Reducing Precipitates and Deposits from Inorganic and Organic Impurities in the Bayer Process for the Extraction of Aluminium Hydroxide

#66
20080287615
2008-11-20

Polymerization process

#67
20080214747
2008-09-04

Use of an additivie for improving the flowability of fines and their reintroduction into a continuous gas-phase (co-) polymerisation of olefins reactor

#68
20080214385
2008-09-04

Catalyst composition and methods for its preparation and use in a polymerization process

#69
20080171839
2008-07-17

MORPHOLOGY CONTROLLED OLEFIN POLYMERIZATION PROCESS

#70
20080161510
2008-07-03

ANTISTATIC COMPOSITION FOR POLYMERIZATION OR COPOLYMERIZATION OF OLEFINS IN THE GAS PHASE, OLEFIN POLYMERIZATION OR COPOLYMERIZATION PROCESS IN THE GAS PHASE, AND OLEFIN POLYMER OR COPOLYMER THEREOF

#71
20080146760
2008-06-19

Process for the polymerization of olefins; novel polyethylenes, and films and articles produced therefrom

#72
20080119622
2008-05-22

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

#73
20080114135
2008-05-15

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

#74
20080058487
2008-03-06

Polymerization reactor operability using static charge modifier agents

#75
20080045676
2008-02-21

Polymerization process

#76
20080033121
2008-02-07

Method of maintaining heat transfer capacity in a polymerization reaction system

#77
20080027185
2008-01-31

Method and apparatus for controlling static charge in polyolefin reactors

#78
20070267193
2007-11-22

Stimulating oilfields using different scale-inhibitors

#79
20070265401
2007-11-15

Liquid phase process for polymerizing olefins

#80
20070208146
2007-09-06

Polymerization process

#81
20070125987
2007-06-07

Tagged scale inhibiting polymers, compositions comprised thereof and preventing or controlling scale formation therewith

#82
20070106038
2007-05-10

Anti-static composition useful for the polymerization or copolymerization of olefins in suspension, process of polymerization or copolymerization of olefins in suspension, and olefin polymer or copolymer

#83
20070073012
2007-03-29

Method for seed bed treatment before a polymerization reaction

#84
20070073010
2007-03-29

Method for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring

#85
20070066773
2007-03-22

Polymerisation process

#86
20070049709
2007-03-01

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

#87
20070021531
2007-01-25

Combination of polymer slurry types for optimum pipeline drag reduction

#88
20070004878
2007-01-04

Polymerization process

#89
20060281832
2006-12-14

Manipulation of topological characteristics of bulk polymerized poly(alpha-olefins) via reaction variables and conditions to enhance dissolution of drag reducing polymers

#90
20060276566
2006-12-07

Particle size, percent drag effeciency and molecular weight control of bulk polymer polymerized polyalpha-olefins using high shear material processors

#91
20060142152
2006-06-29

Morphology controlled olefin polymerization process

#92
20060036048
2006-02-16

Olefinic polymer and process for producing the same

#93
20050267269
2005-12-01

Polymerization process

#94
20050256356
2005-11-17

Process for the gas-phase (co-)polymerisation of olefins in a fluidised bed reactor

#95
20050228151
2005-10-13

Catalyst composition and methods for its preparation and use in a polymerization process

#96
20050203259
2005-09-15

Method for reducing static charge and reactor fouling in a polymerization process

#97
20050165181
2005-07-28

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

#98
20050159567
2005-07-21

Polymerization reactor operability using static charge modifier agents

#99
20050159563
2005-07-21

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

#100
20050085600
2005-04-21

Polymerization process and control of polymer composition properties

#101
20050054789
2005-03-10

Polymer scale preventive agent

#102
20050032990
2005-02-10

Polymer scale deposition preventive agent