ClassID:

97777

C08F6/16 - CPC Classification

Classification description:

Post-polymerisation treatments; Treatment of polymer emulsions Purification

Recent Application in this class:
#1
20260139079
2026-05-21

METHOD FOR PRODUCING PURIFIED POLYTETRAFLUOROETHYLENE AQUEOUS DISPERSION LIQUID, METHOD FOR PRODUCING MODIFIED POLYTETRAFLUOROETHYLENE POWDER, METHOD FOR PRODUCING POLYTETRAFLUOROETHYLENE MOLDED BODY, AND COMPOSITION

#2
20260092130
2026-04-02

PROCESS FOR SYNTHESIZING POLYMER COMPOSITIONS FROM STARTING MATERIALS COMPRISING A DOUBLE BOND

#3
20260028433
2026-01-29

PROCESS FOR SYNTHESIZING TACKIFYING COMPOSITIONS FROM STARTING MATERIALS COMPRISING A DOUBLE BOND

#4
20250136740
2025-05-01

BIODEGRADABLE GRAFT POLYMERS FOR DYE TRANSFER INHIBITION

#5
20240117077
2024-04-11

METHOD FOR PRODUCING PURIFIED POLYTETRAFLUOROETHYLENE AQUEOUS DISPERSION LIQUID, METHOD FOR PRODUCING MODIFIED POLYTETRAFLUOROETHYLENE POWDER, METHOD FOR PRODUCING POLYTETRAFLUOROETHYLENE MOLDED BODY, AND COMPOSITION

#6
20240026092
2024-01-25

METHOD FOR PRODUCING PURIFIED POLYMER FINE PARTICLES AND METHOD FOR PRODUCING RESIN COMPOSITION

#7
20230365724
2023-11-16

METHOD FOR RECOVERING SOLVENT AND UNREACTED MATERIAL IN FINISHER FOR POLYOLEFIN ELASTOMER PREPARATION PROCESS

#8
20230286839
2023-09-14

PROCESS FOR REMOVAL OF FLUOROORGANIC COMPOUNDS FROM EMULSIONS

#9
20230159682
2023-05-25

ACRYLIC RUBBER EXCELLENT IN STORAGE STABILITY

#10
20230018924
2023-01-19

ABS RUBBER POWDER WITH LOW IMPURITY CONTENT, PREPARATION METHOD THEREFOR, AND ABS RESIN

#11
20230018856
2023-01-19

Method for producing ionomer resin

#12
20220348695
2022-11-03

Post-treatment method of vinyl chloride-based polymer and closed post-treatment system for the same

#13
20220251251
2022-08-11

FLUOROPOLYMER AQUEOUS DISPERSION PRODUCTION METHOD AND FLUOROPOLYMER AQUEOUS DISPERSION

#14
20220235190
2022-07-28

ACRYLIC RUBBER SHEET EXCELLENT IN STORAGE STABILITY AND PROCESSABILITY

#15
20220220232
2022-07-14

COMPOSITION FOR POLYMERIZING VINYL CHLORIDE-BASED POLYMER AND METHOD FOR PREPARING VINYL CHLORIDE-BASED POLYMER USING SAME

#16
20220073654
2022-03-10

Method for cleaning a polymerisation reactor

#17
20220017656
2022-01-20

Method for preparing a polymer dispersion

#18
20210115169
2021-04-22

Purification method of solvent

#19
20210079148
2021-03-18

SYNTHETIC POLYISOPRENE COPOLYMER AND PRODUCING METHOD THEREFOR

#20
20210046209
2021-02-18

HYDROPHILIC COMPOUND REMOVAL METHOD AND ODOR REMOVAL METHOD

#21
20200362123
2020-11-19

METHOD FOR PRODUCING WATER-ABSORBING POLYMER PARTICLES BY SUSPENSION POLYMERIZATION

#22
20200255551
2020-08-13

Method for producing purified polytetrafluoroethylene aqueous dispersion liquid, method for producing modified polytetrafluoroethylene powder, method for producing polytetrafluoroethylene molded body, and composition

#23
20200102411
2020-04-02

Fluorinated elastic copolymer and method for its production, fluorinated elastic copolymer composition, and crosslinked rubber article

#24
20190309101
2019-10-10

Method of steam stripping dispersion of organic extender particles

#25
20190070599
2019-03-07

Method for removing perfluorinated alkanoic acids

#26
20180162963
2018-06-14

Polymeric binders for ink jet inks

#27
20180030218
2018-02-01

METHOD FOR PRODUCING WATER-ABSORBING POLYMER PARTICLES BY SUSPENSION POLYMERIZATION

#28
20170081434
2017-03-23

Polymeric binders for ink jet inks

#29
20160347966
2016-12-01

Tetrafluoroethylene polymer dispersions stabilized with aliphatic non-ionic surfactants

#30
20160308232
2016-10-20

Electrolyte emulsion and process for producing same

#31
20160122572
2016-05-05

Method for reducing fluorinated emulsifiers from aqueous fluoropolymer dispersions using sugar-based emulsifiers

#32
20150376100
2015-12-31

Method for recovering fluorine-containing ether

#33
20150349366
2015-12-03

Electrolyte emulsion and process for producing same

#34
20150183898
2015-07-02

Aqueous dispersion of low molecular weight polytetrafluoroethylene, low molecular weight polytetrafluoroethylene powder, and method for producing low molecular weight polytetrafluoroethylene

#35
20150159004
2015-06-11

Aqueous polymerization of fluorinated monomer using a mixture of fluoropolyether acids or salts

#36
20150148482
2015-05-28

Method for producing aqueous fluorine-containing polymer dispersing element, and purified aqueous fluorine-containing polymer dispersing element

#37
20140256895
2014-09-11

Fluoropolymer resin treatment employing sorbent to reduce fluoropolymer resin discoloration

#38
20140243458
2014-08-28

POWDERY HYDROPHILIC POLYMER, METHOD FOR PRODUCING THE SAME, AND FLOCCULATING AGENT USING SAME

#39
20140179868
2014-06-26

Method of producing fluoropolymers using alkyl sulfate surfactants

#40
20130344341
2013-12-26

Fluoropolymer coated articles

#41
20130066011
2013-03-14

Method for the preparation of low odor copolymer latexes

#42
20120329949
2012-12-27

Method for producing polyvinyl alcohol resin

#43
20120178017
2012-07-12

Electrolyte emulsion and process for producing same

#44
20120004365
2012-01-05

Aqueous Polymerization of Fluorinated Monomer Using a Mixture of Fluoropolyether Acids or Salts

#45
20110294945
2011-12-01

Aqueous fluorine-containing polymer dispersion

#46
20110245419
2011-10-06

Continuous washing of poly(vinyl butyral)

#47
20110082272
2011-04-07

Method for purifying fluorinated compound

#48
20100305290
2010-12-02

Continuous washing of poly(vinyl butyral)

#49
20100286330
2010-11-11

Thermal reduction of fluoroether carboxylic acids or salts from fluoropolymer dispersions

#50
20100204345
2010-08-12

AQUEOUS DISPERSION OF LOW MOLECULAR WEIGHT POLYTETRAFLUOROETHYLENE, LOW MOLECULAR WEIGHT POLYTETRAFLUOROETHYLENE POWDER, AND METHOD FOR PRODUCING LOW MOLECULAR WEIGHT POLYTETRAFLUOROETHYLENE

#51
20100179293
2010-07-15

PROCESS FOR REMOVING FLUORINATED COMPOUNDS FROM AN AQUEOUS PHASE ORIGINATING FROM THE PREPARATION OF FLUOROPOLYMERS

#52
20100093894
2010-04-15

Removing fluorosurfactant from aqueous fluoropolymer dispersions using anion exchange polymer with functional groups resistant to degradation to trialkyl amines

#53
20100093893
2010-04-15

Removing fluorosurfactant from aqueous fluoropolymer dispersions using anion exchange polymer with functional groups resistant to degradation to trialkylamines

#54
20100047585
2010-02-25

PROCESS FOR REMOVING FLUORINATED EMULSIFIER FROM FLUOROPOLYMER DISPERSIONS USING AN ION-EXCHANGE RESIN AND DISPERSIONS OBTAINED THEREFROM

#55
20100047498
2010-02-25

High purity transparent perfluoroelastomer parts and a process to produce the same

#56
20090312443
2009-12-17

METHOD FOR PRODUCING AQUEOUS FLUORINE-CONTAINING POLYMER DISPERSION AND AQUEOUS FLUORINE-CONTAINING POLYMER DISPERSION

#57
20090286932
2009-11-19

Aqueous fluorine-containing polymer dispersion

#58
20090281261
2009-11-12

Abatement of Fluoroether Carboxylic Acids or Salts Employed in Fluoropolymer Resin Manufacture

#59
20090281241
2009-11-12

Aqueous Polymerization of Fluorinated Monomer Using a Mixture of Fluoropolyether Acids or Salts

#60
20090275693
2009-11-05

Viscosity control for reduced fluorosurfactant aqueous fluoropolymer dispersions by the addition of cationic surfactants

#61
20090272944
2009-11-05

Fluoropolymer dispersion purification

#62
20090239994
2009-09-24

Process for producing aqueous fluoropolymer dispension and aqueous fluoropolymer dispersion

#63
20090221726
2009-09-03

Process for producing aqueous fluorinated polymer dispersion having reduced content of fluorinated emulsifier

#64
20090192260
2009-07-30

Process for removing fluorinated emulsifier from fluoropolymer dispersions using an anion-exchange resin and a pH-dependent surfactant and fluoropolymer dispersions containing a pH-dependent surfactant

#65
20090069493
2009-03-12

Process for Producing Aqueous Fluoropolymer Dispersion

#66
20090069492
2009-03-12

PROCESS FOR PRODUCING AQUEOUS FLUOROPOLYMER DISPERSION

#67
20080293891
2008-11-27

Process for coagulating fluoroelastomers

#68
20080264864
2008-10-30

PROCESS FOR REMOVING FLUORINATED EMULSIFIER FROM FLUOROPOLMER DISPERSIONS USING AN ANION-EXCHANGE RESIN AND A pH-DEPENDENT SURFACTANT AND FLUOROPOLYMER DISPERSIONS CONTAINING A pH-DEPENDENT SURFACTANT

#69
20080207859
2008-08-28

FLUORORESIN HAVING LOW RESIDUAL AMOUNT OF FLUORINATED EMULSIFIER AND PROCESS FOR ITS PRODUCTION

#70
20080135488
2008-06-12

Process for removing fluorosurfactant from an aqueous fluoropolymer dispersion using sorbent pouches

#71
20080097009
2008-04-24

Method for production of organic solvent dispersion of intrinsically conductive polymer

#72
20070282055
2007-12-06

Process for reducing fluorosurfactant content of fluropolymer dispersions using anionic surfactant-treated anion exchange resin

#73
20070244225
2007-10-18

Treatment of aqueous compositions containing contaminants

#74
20070219286
2007-09-20

Adhesive For Dermal Patch And Production Process Thereof

#75
20070155891
2007-07-05

Water base dispersion of fluorinated polymer and process for producing the same

#76
20070135558
2007-06-14

Process for producing aqueous fluoropolymer dispersion and aqueous fluoropolymer dispersion

#77
20070082994
2007-04-12

Polymer-containing sulfosuccinate dispersions

#78
20070072985
2007-03-29

METHOD OF MAKING A FLUOROPOLYMER

#79
20070043164
2007-02-22

Process for producing aqueous dispersion of purified polytetrafluoroethylene

#80
20070023360
2007-02-01

Removing fluorosurfactant from aqueous fluoropolymer dispersion using sorbent pouches

#81
20070021551
2007-01-25

Fine fluoropolymer powders

#82
20060276574
2006-12-07

Aqueous dispersion of polytetrafluoroethylene and process for its production

#83
20060270804
2006-11-30

High purity transparent perfluoroelastomer parts and a process to produce the same

#84
20060247366
2006-11-02

Process for preparing fluoropolymer dispersions

#85
20060205828
2006-09-14

Recovery of fluorinated surfactants from a basic anion exchange resin having quaternary ammonium groups

#86
20060178472
2006-08-10

Process for producing low fluorosurfactant-containing aqueous fluoropolymer dispersions with controlled pH

#87
20060175261
2006-08-10

Monitoring column breakthrough in a process for removing fluorosurfactant from aqueous fluoropolymer dispersions

#88
20060151391
2006-07-13

Method for purifying material to be treated and method for producing coagulated material

#89
20060148973
2006-07-06

Process for preparing fluoropolymer dispersions

#90
20060148972
2006-07-06

Removing fluorosurfactant from aqueous fluoropolymer dispersions using anion exchange polymer with functional groups resistant to degradation to trialkylamines

#91
20060148933
2006-07-06

Treatment of aqueous compositions containing contaminants

#92
20060144794
2006-07-06

Process for preparing fluoropolymer dispersions

#93
20060135681
2006-06-22

Viscosity control for reduced fluorosurfactant aqueous fluoropolymer dispersions by the addition of cationic surfactant

#94
20060135680
2006-06-22

Process for removing fluorosurfactant from aqueous fluoropolymer dispersions and reducing scum formation

#95
20060135654
2006-06-22

Removing fluorosurfactant from aqueous fluoropolymer dispersions using monodisperse ion exchange resin

#96
20060128872
2006-06-15

Aqueous dispersions of polytetrafluoroethylene having a low amount of fluorinated surfactant

#97
20060041051
2006-02-23

Method for purification of aqueous fluoropolymer emulsions, purified emulsions, and fluorine-containing finished articles

#98
20060036021
2006-02-16

Removing fluorosurfactant from aqueous fluoropolymer dispersions

#99
20050189299
2005-09-01

Process for preparing fluoropolymer dispersions

#100
20050154104
2005-07-14

TFE copolymers

#101
20050113507
2005-05-26

Aqueous dispersions of fluoropolymers

#102
20050107518
2005-05-19

Aqueous dispersions of polytetrafluoroethylene having a low amount of fluorinated surfactant

#103
20050107506
2005-05-19

Process for preparing fluoropolymer dispersions

#104
20050070633
2005-03-31

Process for reducing the amount of fluorinated surfactant in aqueous fluoropolymer dispersions

#105
20050043471
2005-02-24

Aqueous fluoropolymer dispersion comprising a melt processible fluoropolymer and having a reduced amount of fluorinated surfactant

#106
20050038177
2005-02-17

Aqueous polytetrafluoroethylene dispersion composition and process for its production