JP5232653B2 - コア/シェルポリマー - Google Patents
コア/シェルポリマー Download PDFInfo
- Publication number
- JP5232653B2 JP5232653B2 JP2008541387A JP2008541387A JP5232653B2 JP 5232653 B2 JP5232653 B2 JP 5232653B2 JP 2008541387 A JP2008541387 A JP 2008541387A JP 2008541387 A JP2008541387 A JP 2008541387A JP 5232653 B2 JP5232653 B2 JP 5232653B2
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- JP
- Japan
- Prior art keywords
- core
- melt
- polymer
- shell
- reactor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920000642 polymer Polymers 0.000 title claims description 347
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 177
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 177
- 239000000155 melt Substances 0.000 claims description 133
- 229920005548 perfluoropolymer Polymers 0.000 claims description 131
- 239000000203 mixture Substances 0.000 claims description 108
- 238000000034 method Methods 0.000 claims description 48
- -1 polytetrafluoroethylene Polymers 0.000 claims description 44
- 230000009969 flowable effect Effects 0.000 claims description 37
- 238000002156 mixing Methods 0.000 claims description 34
- 230000007423 decrease Effects 0.000 claims description 22
- 239000003607 modifier Substances 0.000 claims description 18
- 230000009467 reduction Effects 0.000 claims description 13
- 238000000518 rheometry Methods 0.000 claims description 10
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 174
- 238000006116 polymerization reaction Methods 0.000 description 89
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 70
- 239000002245 particle Substances 0.000 description 59
- 239000003999 initiator Substances 0.000 description 52
- 239000000243 solution Substances 0.000 description 39
- 239000006185 dispersion Substances 0.000 description 33
- 230000000052 comparative effect Effects 0.000 description 32
- KHXKESCWFMPTFT-UHFFFAOYSA-N 1,1,1,2,2,3,3-heptafluoro-3-(1,2,2-trifluoroethenoxy)propane Chemical compound FC(F)=C(F)OC(F)(F)C(F)(F)C(F)(F)F KHXKESCWFMPTFT-UHFFFAOYSA-N 0.000 description 29
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 29
- 238000006243 chemical reaction Methods 0.000 description 27
- 230000006835 compression Effects 0.000 description 23
- 238000007906 compression Methods 0.000 description 23
- 238000012360 testing method Methods 0.000 description 23
- 238000005452 bending Methods 0.000 description 20
- 229920001577 copolymer Polymers 0.000 description 20
- 239000007787 solid Substances 0.000 description 20
- 238000003756 stirring Methods 0.000 description 20
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium peroxydisulfate Substances [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 19
- VAZSKTXWXKYQJF-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)OOS([O-])=O VAZSKTXWXKYQJF-UHFFFAOYSA-N 0.000 description 19
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 19
- 239000008188 pellet Substances 0.000 description 19
- 238000005345 coagulation Methods 0.000 description 17
- 238000002844 melting Methods 0.000 description 17
- 230000008018 melting Effects 0.000 description 17
- 230000000704 physical effect Effects 0.000 description 17
- 230000015271 coagulation Effects 0.000 description 15
- 239000000843 powder Substances 0.000 description 15
- YOALFLHFSFEMLP-UHFFFAOYSA-N azane;2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluorooctanoic acid Chemical compound [NH4+].[O-]C(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F YOALFLHFSFEMLP-UHFFFAOYSA-N 0.000 description 14
- 238000001125 extrusion Methods 0.000 description 14
- 238000005259 measurement Methods 0.000 description 14
- 238000001914 filtration Methods 0.000 description 13
- 229920001519 homopolymer Polymers 0.000 description 13
- 238000000465 moulding Methods 0.000 description 13
- 229910001220 stainless steel Inorganic materials 0.000 description 13
- 239000010935 stainless steel Substances 0.000 description 13
- 239000004094 surface-active agent Substances 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 12
- 238000013019 agitation Methods 0.000 description 12
- 238000007334 copolymerization reaction Methods 0.000 description 12
- FJKIXWOMBXYWOQ-UHFFFAOYSA-N ethenoxyethane Chemical compound CCOC=C FJKIXWOMBXYWOQ-UHFFFAOYSA-N 0.000 description 12
- 238000000748 compression moulding Methods 0.000 description 11
- 238000001746 injection moulding Methods 0.000 description 11
- 238000002360 preparation method Methods 0.000 description 11
- 238000013022 venting Methods 0.000 description 11
- 239000000178 monomer Substances 0.000 description 10
- 230000008859 change Effects 0.000 description 9
- 239000011159 matrix material Substances 0.000 description 9
- 230000005484 gravity Effects 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 8
- 230000000977 initiatory effect Effects 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 238000010998 test method Methods 0.000 description 8
- 125000004432 carbon atom Chemical group C* 0.000 description 7
- 238000001816 cooling Methods 0.000 description 7
- 239000011258 core-shell material Substances 0.000 description 7
- 238000012674 dispersion polymerization Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000011164 primary particle Substances 0.000 description 7
- 239000012141 concentrate Substances 0.000 description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 230000009974 thixotropic effect Effects 0.000 description 6
- BLTXWCKMNMYXEA-UHFFFAOYSA-N 1,1,2-trifluoro-2-(trifluoromethoxy)ethene Chemical compound FC(F)=C(F)OC(F)(F)F BLTXWCKMNMYXEA-UHFFFAOYSA-N 0.000 description 5
- 239000007771 core particle Substances 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 238000010128 melt processing Methods 0.000 description 5
- 102100039805 G patch domain-containing protein 2 Human genes 0.000 description 4
- 101001034114 Homo sapiens G patch domain-containing protein 2 Proteins 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 239000012736 aqueous medium Substances 0.000 description 3
- 230000001747 exhibiting effect Effects 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 229920002313 fluoropolymer Polymers 0.000 description 3
- 239000004811 fluoropolymer Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- UZKWTJUDCOPSNM-UHFFFAOYSA-N 1-ethenoxybutane Chemical compound CCCCOC=C UZKWTJUDCOPSNM-UHFFFAOYSA-N 0.000 description 2
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920002959 polymer blend Polymers 0.000 description 2
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000011163 secondary particle Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- HUPGRQWHZOWFPQ-UHFFFAOYSA-N 1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10-henicosafluorododecane Chemical compound CCC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F HUPGRQWHZOWFPQ-UHFFFAOYSA-N 0.000 description 1
- MKTOIPPVFPJEQO-UHFFFAOYSA-N 4-(3-carboxypropanoylperoxy)-4-oxobutanoic acid Chemical compound OC(=O)CCC(=O)OOC(=O)CCC(O)=O MKTOIPPVFPJEQO-UHFFFAOYSA-N 0.000 description 1
- 241000251730 Chondrichthyes Species 0.000 description 1
- 229920006169 Perfluoroelastomer Polymers 0.000 description 1
- 241000270295 Serpentes Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000003635 deoxygenating effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical group FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000013101 initial test Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002356 laser light scattering Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 239000010702 perfluoropolyether Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005029 sieve analysis Methods 0.000 description 1
- 230000037075 skin appearance Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F259/00—Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group C08F14/00
- C08F259/08—Macromolecular compounds obtained by polymerising monomers on to polymers of halogen containing monomers as defined in group C08F14/00 on to polymers containing fluorine
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
- C08F297/02—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/003—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/003—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Graft Or Block Polymers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Organic Insulating Materials (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US73789705P | 2005-11-18 | 2005-11-18 | |
| US60/737,897 | 2005-11-18 | ||
| PCT/US2006/044805 WO2007061914A1 (en) | 2005-11-18 | 2006-11-16 | Core/shell polymer |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009516067A JP2009516067A (ja) | 2009-04-16 |
| JP2009516067A5 JP2009516067A5 (enExample) | 2010-01-14 |
| JP5232653B2 true JP5232653B2 (ja) | 2013-07-10 |
Family
ID=37814525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008541387A Active JP5232653B2 (ja) | 2005-11-18 | 2006-11-16 | コア/シェルポリマー |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7763680B2 (enExample) |
| EP (1) | EP1948706B1 (enExample) |
| JP (1) | JP5232653B2 (enExample) |
| CN (1) | CN101309942B (enExample) |
| WO (1) | WO2007061914A1 (enExample) |
Families Citing this family (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1948734B1 (en) | 2005-11-18 | 2014-01-08 | E.I. Du Pont De Nemours And Company | Fluoropolymer composition |
| US20070117930A1 (en) * | 2005-11-18 | 2007-05-24 | Venkataraman Sundar K | Fluoropolymer blending process |
| JP5542295B2 (ja) * | 2006-06-02 | 2014-07-09 | 三井・デュポンフロロケミカル株式会社 | フッ素樹脂成形方法及びフッ素樹脂成形品 |
| US7964274B2 (en) * | 2006-11-16 | 2011-06-21 | E. I. Du Pont De Nemours And Company | Heat aged perfluoropolymer |
| US8192677B2 (en) * | 2007-12-12 | 2012-06-05 | E. I. Du Pont De Nemours And Company | Core/shell polymer and fluoropolymer blending blow molding and blown film process |
| US20090152776A1 (en) | 2007-12-12 | 2009-06-18 | E. I. Du Pont De Nemours And Company | Core/Shell Polymer and Fluoropolymer Blending Blown Film Process |
| WO2009102660A1 (en) * | 2008-02-15 | 2009-08-20 | Daikin America, Inc. | Tetrafluoroethylene/hexafluoropropylene copolymer and the production method thereof, and electrical wire |
| US20110092614A1 (en) * | 2008-07-10 | 2011-04-21 | E. I. Dupont Denemours And Company | Applications of ethylene/terafluoroethylene copolymer |
| JP2012503677A (ja) * | 2008-07-10 | 2012-02-09 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | エチレン/テトラフルオロエチレンコポリマーの応用 |
| GB2472734A (en) * | 2008-07-10 | 2011-02-16 | Du Pont | Aqueous dispersion polymerization process for ethylene/tetrafluoroethylene copolymer |
| JP2013507473A (ja) * | 2009-10-10 | 2013-03-04 | ラーシュ ベッティル カーネハンマル、 | ロータリーシステムのバランスをとるための組成物、方法およびシステム |
| WO2012064846A1 (en) | 2010-11-09 | 2012-05-18 | E. I. Du Pont De Nemours And Company | Nucleation in aqueous polymerization of fluoromonomer |
| CN103201300B (zh) | 2010-11-09 | 2016-11-09 | 纳幕尔杜邦公司 | 使用烃表面活性剂的含氟单体的含水聚合 |
| JP6030562B2 (ja) | 2010-11-09 | 2016-11-24 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーE.I.Du Pont De Nemours And Company | 水性分散体フルオロモノマーの重合における炭化水素含有界面活性剤のテロゲン性挙動の低下 |
| KR101281736B1 (ko) * | 2011-03-11 | 2013-07-04 | 한국화학연구원 | 태양전지 모듈 백시트의 내후성 코팅용 코어-쉘 불소고분자 입자 |
| WO2012158650A1 (en) * | 2011-05-13 | 2012-11-22 | E. I. Du Pont De Nemours And Company | Low-wear fluoropolymer composites |
| WO2012158644A1 (en) | 2011-05-13 | 2012-11-22 | E. I. Du Pont De Nemours And Company | Slurry technique for producing fluoropolymer composites |
| CN104093756B (zh) * | 2012-02-08 | 2016-09-28 | 纳幕尔杜邦公司 | 芯/壳含氟聚合物 |
| JP6006783B2 (ja) * | 2012-04-11 | 2016-10-12 | 住友電工ファインポリマー株式会社 | フッ素樹脂製微細孔径膜、その製造方法、及び前記フッ素樹脂製微細孔径膜を用いたフィルターエレメント |
| US20130303717A1 (en) | 2012-05-09 | 2013-11-14 | E I Du Pont De Nemours And Company | Fluoropolymer Dispersion Treatment Employing Oxidizing Agent to Reduce Fluoropolymer Resin Discoloration |
| US9175112B2 (en) | 2012-05-09 | 2015-11-03 | The Chemours Company Fc, Llc | Drying wet fluoropolymer resin and exposing to oxygen source to reduce discoloration |
| US8785516B2 (en) | 2012-05-09 | 2014-07-22 | E I Du Pont De Nemours And Company | Fluoropolymer dispersion treatment employing ultraviolet light and oxygen source to reduce fluoropolymer resin discoloration |
| US20130303709A1 (en) | 2012-05-09 | 2013-11-14 | E I Du Pont De Nemours And Company | Fluoropolymer Dispersion Treatment Employing High pH and Oxygen Source to Reduce Fluoropolymer Resin Discoloration |
| US9175110B2 (en) | 2012-05-09 | 2015-11-03 | The Chemours Company Fc, Llc | Fluoropolymer resin treatment employing melt extrusion and exposure to oxygen source to reduce discoloration |
| US20130303708A1 (en) | 2012-05-09 | 2013-11-14 | E I Du Pont De Nemours And Company | Fluoropolymer Dispersion Treatment Employing Hypochlorite Salts or Nitrite Salts to Reduce Fluoropolymer Resin Discoloration |
| US20130303652A1 (en) | 2012-05-09 | 2013-11-14 | E I Du Pont De Nemours And Company | Fluoropolymer Dispersion Treatment Employing Light and Oxygen Source in Presence of Photocatalyst to Reduce Fluoropolymer Resin Discoloration |
| US8785560B2 (en) | 2012-05-09 | 2014-07-22 | E I Du Pont De Nemours And Company | Employing pretreatment and fluorination of fluoropolymer resin to reduce discoloration |
| US20130303710A1 (en) | 2012-05-09 | 2013-11-14 | E I Du Pont De Nemours And Company | Fluoropolymer Dispersion Treatment Employing Hydrogen Peroxide to Reduce Fluoropolymer Resin Discoloration |
| US9175115B2 (en) | 2012-05-09 | 2015-11-03 | The Chemours Company Fc, Llc | Fluoropolymer resin treatment employing heating and oxygen source to reduce discoloration |
| JP2015516029A (ja) | 2012-05-09 | 2015-06-04 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーE.I.Du Pont De Nemours And Company | 変色を低減するための酸化剤を利用するフッ素化ポリマー樹脂処理 |
| US20130303707A1 (en) | 2012-05-09 | 2013-11-14 | E I Du Pont De Nemours And Company | Fluorination of Fluoropolymer Resin to Reduce Discoloration |
| US10454078B2 (en) | 2012-08-30 | 2019-10-22 | The Chemours Company Fc, Llc | Li-ion battery having improved safety against combustion |
| US20140060859A1 (en) * | 2012-08-30 | 2014-03-06 | Ei Du Pont De Nemours And Company | Mixture for Abating Combustion by a Li-ion Battery |
| US20140255703A1 (en) | 2013-03-05 | 2014-09-11 | E I Du Pont De Nemours And Company | Adhesion of Fluoropolymer to Metal |
| US9574027B2 (en) | 2013-03-11 | 2017-02-21 | The Chemours Company Fc, Llc | Fluoropolymer resin treatment employing sorbent to reduce fluoropolymer resin discoloration |
| EP3074430B1 (en) | 2013-11-26 | 2019-02-20 | The Chemours Company FC, LLC | Employing polyalkylene oxides for nucleation in aqueous polymerization of fluoromonomer |
| ES3039143T3 (en) | 2020-10-01 | 2025-10-17 | Chemours Co Fc Llc | Low reactivity hydrocarbon dispersing agents in the aqueous polymerization of fluoropolymers |
| CN114621383B (zh) * | 2020-12-14 | 2023-12-12 | 中昊晨光化工研究院有限公司 | 一种全氟醚弹性体乳液、制备方法及全氟醚弹性体 |
| CN120718302A (zh) * | 2025-08-22 | 2025-09-30 | 山东东岳高分子材料有限公司 | 一种低分子量聚四氟乙烯超细粉的制备方法 |
Family Cites Families (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE504311A (enExample) * | 1950-06-30 | 1900-01-01 | ||
| US3142665A (en) * | 1960-07-26 | 1964-07-28 | Du Pont | Novel tetrafluoroethylene resins and their preparation |
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| US7459498B2 (en) * | 2004-01-23 | 2008-12-02 | E. I. Du Pont De Nemours And Company | Filled perfluoropolymer composition |
| ATE406423T1 (de) * | 2004-07-05 | 2008-09-15 | 3M Innovative Properties Co | Grundierung aus ptfe für metallsubstrate |
| US20070117930A1 (en) * | 2005-11-18 | 2007-05-24 | Venkataraman Sundar K | Fluoropolymer blending process |
-
2006
- 2006-11-16 JP JP2008541387A patent/JP5232653B2/ja active Active
- 2006-11-16 CN CN2006800430925A patent/CN101309942B/zh not_active Expired - Fee Related
- 2006-11-16 WO PCT/US2006/044805 patent/WO2007061914A1/en not_active Ceased
- 2006-11-16 US US11/601,364 patent/US7763680B2/en not_active Expired - Fee Related
- 2006-11-16 EP EP06837998A patent/EP1948706B1/en not_active Not-in-force
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007061914A1 (en) | 2007-05-31 |
| EP1948706A1 (en) | 2008-07-30 |
| JP2009516067A (ja) | 2009-04-16 |
| EP1948706B1 (en) | 2012-09-19 |
| CN101309942B (zh) | 2012-06-20 |
| US7763680B2 (en) | 2010-07-27 |
| US20070117935A1 (en) | 2007-05-24 |
| CN101309942A (zh) | 2008-11-19 |
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