JP2003522230A - フルオロポリマーの水性ディスパージョンの仕上げ方法 - Google Patents
フルオロポリマーの水性ディスパージョンの仕上げ方法Info
- Publication number
- JP2003522230A JP2003522230A JP2001557927A JP2001557927A JP2003522230A JP 2003522230 A JP2003522230 A JP 2003522230A JP 2001557927 A JP2001557927 A JP 2001557927A JP 2001557927 A JP2001557927 A JP 2001557927A JP 2003522230 A JP2003522230 A JP 2003522230A
- Authority
- JP
- Japan
- Prior art keywords
- dispersion
- fluoropolymer
- gas
- pressure
- aqueous dispersion
- 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.)
- Withdrawn
Links
- 239000006185 dispersion Substances 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 20
- 229920002313 fluoropolymer Polymers 0.000 title claims abstract description 10
- 239000004811 fluoropolymer Substances 0.000 title claims abstract description 9
- 229920001973 fluoroelastomer Polymers 0.000 claims abstract description 8
- 230000015271 coagulation Effects 0.000 claims abstract description 5
- 238000005345 coagulation Methods 0.000 claims abstract description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- 239000007789 gas Substances 0.000 claims description 13
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- 150000002500 ions Chemical class 0.000 claims description 4
- 239000004416 thermosoftening plastic Substances 0.000 claims description 4
- 239000003570 air Substances 0.000 claims description 3
- 230000001112 coagulating effect Effects 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000006297 dehydration reaction Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims 1
- 229920002725 thermoplastic elastomer Polymers 0.000 claims 1
- 230000006835 compression Effects 0.000 abstract description 6
- 238000007906 compression Methods 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract 1
- 239000000706 filtrate Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 5
- 238000004090 dissolution Methods 0.000 description 4
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical group FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 3
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- AYCANDRGVPTASA-UHFFFAOYSA-N 1-bromo-1,2,2-trifluoroethene Chemical group FC(F)=C(F)Br AYCANDRGVPTASA-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- DAVCAHWKKDIRLY-UHFFFAOYSA-N 1-ethenoxy-1,1,2,2,3,3,3-heptafluoropropane Chemical group FC(F)(F)C(F)(F)C(F)(F)OC=C DAVCAHWKKDIRLY-UHFFFAOYSA-N 0.000 description 1
- 229920006169 Perfluoroelastomer Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000010556 emulsion polymerization method Methods 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- -1 hydrogen ions Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- CSJWOWRPMBXQLD-UHFFFAOYSA-N perfluoromethylvinylether group Chemical group FC(=C(C(F)(F)F)F)OC(=C(F)C(F)(F)F)F CSJWOWRPMBXQLD-UHFFFAOYSA-N 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 239000002351 wastewater Substances 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
- C08F6/00—Post-polymerisation treatments
- C08F6/14—Treatment of polymer emulsions
- C08F6/22—Coagulation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2000104229 DE10004229A1 (de) | 2000-02-01 | 2000-02-01 | Verfahren zur Aufarbeitung wäßriger Dispersionen von Fluorpolymeren |
| DE10004229.5 | 2000-02-01 | ||
| PCT/US2001/003152 WO2001057096A1 (en) | 2000-02-01 | 2001-01-31 | Process for working up aqueous dispersions of fluoropolymers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003522230A true JP2003522230A (ja) | 2003-07-22 |
| JP2003522230A5 JP2003522230A5 (enExample) | 2008-03-13 |
Family
ID=7629375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001557927A Withdrawn JP2003522230A (ja) | 2000-02-01 | 2001-01-31 | フルオロポリマーの水性ディスパージョンの仕上げ方法 |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1268573A1 (enExample) |
| JP (1) | JP2003522230A (enExample) |
| AU (1) | AU2001236598A1 (enExample) |
| CA (1) | CA2396630A1 (enExample) |
| DE (1) | DE10004229A1 (enExample) |
| WO (1) | WO2001057096A1 (enExample) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007126087A1 (ja) | 2006-05-01 | 2007-11-08 | Nitto Denko Corporation | ポリテトラフルオロエチレンシートの製造方法およびポリテトラフルオロエチレン製シールテープの製造方法 |
| JP2007327074A (ja) * | 2000-02-01 | 2007-12-20 | Dyneon Llc | 超清浄なフルオロポリマー |
| US8105515B2 (en) | 2005-05-12 | 2012-01-31 | Nitto Denko Corporation | Method of manufacturing polytetrafluoroethylene particle aggregate and method of manufacturing polytetrafluoroethylene product |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6593416B2 (en) | 2000-02-01 | 2003-07-15 | 3M Innovative Properties Company | Fluoropolymers |
| US20080015304A1 (en) | 2006-07-13 | 2008-01-17 | Klaus Hintzer | Aqueous emulsion polymerization process for producing fluoropolymers |
| US20080264864A1 (en) | 2007-04-27 | 2008-10-30 | 3M Innovative Properties Company | 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 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3464964A (en) * | 1966-06-13 | 1969-09-02 | Pennsalt Chemicals Corp | Coagulation of polytetrafluoroethylene latex |
| US4623678A (en) * | 1985-04-26 | 1986-11-18 | The Dow Chemical Company | Method for shear coagulation of latex resins |
| DE4233824A1 (de) * | 1992-10-08 | 1994-04-14 | Hoechst Ag | Verfahren zur Aufarbeitung wäßriger Dispersionen von Fluorthermoplasten |
-
2000
- 2000-02-01 DE DE2000104229 patent/DE10004229A1/de not_active Withdrawn
-
2001
- 2001-01-31 CA CA002396630A patent/CA2396630A1/en not_active Abandoned
- 2001-01-31 WO PCT/US2001/003152 patent/WO2001057096A1/en not_active Ceased
- 2001-01-31 EP EP01908761A patent/EP1268573A1/en not_active Withdrawn
- 2001-01-31 AU AU2001236598A patent/AU2001236598A1/en not_active Abandoned
- 2001-01-31 JP JP2001557927A patent/JP2003522230A/ja not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007327074A (ja) * | 2000-02-01 | 2007-12-20 | Dyneon Llc | 超清浄なフルオロポリマー |
| US8105515B2 (en) | 2005-05-12 | 2012-01-31 | Nitto Denko Corporation | Method of manufacturing polytetrafluoroethylene particle aggregate and method of manufacturing polytetrafluoroethylene product |
| US8226864B2 (en) | 2005-05-12 | 2012-07-24 | Nitto Denko Corporation | Method of manufacturing polytetrafluoroethylene particle aggregate and method of manufacturing polytetrafluoroethylene product |
| WO2007126087A1 (ja) | 2006-05-01 | 2007-11-08 | Nitto Denko Corporation | ポリテトラフルオロエチレンシートの製造方法およびポリテトラフルオロエチレン製シールテープの製造方法 |
| US8268221B2 (en) | 2006-05-01 | 2012-09-18 | Nitto Denko Corporation | Process for production of polytetrafluoroethylene sheet, and process for production of polytetrafluoroethylene seal tape |
| US8440127B2 (en) | 2006-05-01 | 2013-05-14 | Nitto Denko Corporation | Process for production of polytetrafluoroethylene sheet, and process for production of polytetrafluoroethylene seal tape |
Also Published As
| Publication number | Publication date |
|---|---|
| DE10004229A1 (de) | 2001-08-02 |
| CA2396630A1 (en) | 2001-08-09 |
| WO2001057096A1 (en) | 2001-08-09 |
| AU2001236598A1 (en) | 2001-08-14 |
| EP1268573A1 (en) | 2003-01-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20080123 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20080123 |
|
| A761 | Written withdrawal of application |
Free format text: JAPANESE INTERMEDIATE CODE: A761 Effective date: 20090528 |