ATE541870T1 - Verfahren zur herstellung von polytetrafluorethylen-feinpulver - Google Patents
Verfahren zur herstellung von polytetrafluorethylen-feinpulverInfo
- Publication number
- ATE541870T1 ATE541870T1 AT09732187T AT09732187T ATE541870T1 AT E541870 T1 ATE541870 T1 AT E541870T1 AT 09732187 T AT09732187 T AT 09732187T AT 09732187 T AT09732187 T AT 09732187T AT E541870 T1 ATE541870 T1 AT E541870T1
- Authority
- AT
- Austria
- Prior art keywords
- fine powder
- producing
- polytetrafluoroethylene
- produce
- polytetrafluorethylene
- Prior art date
Links
- 229920001343 polytetrafluoroethylene Polymers 0.000 title abstract 7
- -1 POLYTETRAFLUORETHYLENE Polymers 0.000 title abstract 5
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract 6
- 239000000843 powder Substances 0.000 abstract 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- 239000012736 aqueous medium Substances 0.000 abstract 2
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 238000007720 emulsion polymerization reaction Methods 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000007870 radical polymerization initiator Substances 0.000 abstract 1
- 239000004094 surface-active agent Substances 0.000 abstract 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 abstract 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
-
- 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
- C08F114/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
- C08F114/18—Monomers containing fluorine
- C08F114/26—Tetrafluoroethene
-
- 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
- C08F14/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
- C08F14/18—Monomers containing fluorine
- C08F14/26—Tetrafluoroethene
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)
- Processes Of Treating Macromolecular Substances (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008104307 | 2008-04-14 | ||
| PCT/JP2009/057460 WO2009128432A1 (ja) | 2008-04-14 | 2009-04-13 | ポリテトラフルオロエチレンファインパウダーの製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE541870T1 true ATE541870T1 (de) | 2012-02-15 |
Family
ID=41199123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT09732187T ATE541870T1 (de) | 2008-04-14 | 2009-04-13 | Verfahren zur herstellung von polytetrafluorethylen-feinpulver |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7973127B2 (de) |
| EP (1) | EP2267047B1 (de) |
| JP (1) | JP5392251B2 (de) |
| CN (1) | CN101998968B (de) |
| AT (1) | ATE541870T1 (de) |
| RU (1) | RU2478654C2 (de) |
| WO (1) | WO2009128432A1 (de) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5732850B2 (ja) | 2008-05-21 | 2015-06-10 | 旭硝子株式会社 | ポリテトラフルオロエチレンファインパウダーの製造方法 |
| CN102639574B (zh) * | 2009-11-09 | 2015-11-25 | 旭硝子株式会社 | 聚四氟乙烯水性乳化液及其制造方法、使用该水性乳化液获得的聚四氟乙烯水性分散液、聚四氟乙烯细粉以及拉伸多孔体 |
| JP5177271B2 (ja) | 2010-09-30 | 2013-04-03 | ダイキン工業株式会社 | ポリテトラフルオロエチレンファインパウダーの製造方法 |
| WO2012043754A1 (ja) * | 2010-09-30 | 2012-04-05 | ダイキン工業株式会社 | ドリップ防止剤、並びに、樹脂組成物 |
| CN103124749B (zh) * | 2010-09-30 | 2016-03-30 | 大金工业株式会社 | 聚四氟乙烯细粉的制造方法 |
| EP3000829B1 (de) | 2011-08-25 | 2017-10-04 | Daikin Industries, Ltd. | Verfahren zur herstellung einer wässrigen polytetrafluorethylendispersion |
| CN102443086B (zh) * | 2011-10-31 | 2014-06-25 | 巨化集团公司 | 一种低分子量聚四氟乙烯树脂的制备方法 |
| EP2810958B1 (de) * | 2012-02-02 | 2016-11-30 | Asahi Glass Company, Limited | Verfahren zur herstellung eines feinen polytetrafluorethylenpulvers |
| JP2013180259A (ja) * | 2012-03-02 | 2013-09-12 | Daikin Industries Ltd | ω−ハイドロパーフルオロアルキルカルボン酸の処理方法 |
| CN102936347B (zh) * | 2012-10-29 | 2014-12-31 | 巨化集团技术中心 | 一种含氟聚合物微粉的制备方法 |
| CN104968687A (zh) | 2013-02-05 | 2015-10-07 | 旭硝子株式会社 | 聚四氟乙烯模塑粉的制造方法及聚四氟乙烯造粒物的制造方法 |
| WO2015008649A1 (ja) * | 2013-07-18 | 2015-01-22 | 旭硝子株式会社 | 含フッ素重合体水性分散液の製造方法、含フッ素重合体水性分散液および含フッ素重合体 |
| CN103497270B (zh) * | 2013-10-16 | 2016-08-17 | 上海三爱富新材料股份有限公司 | 乙烯/四氟乙烯共聚物浆液的后处理方法 |
| EP3339330B1 (de) * | 2015-08-19 | 2022-08-03 | AGC Inc. | Wässrige emulsion aus modifiziertem polytetrafluorethylen, feinpulver und verfahren zur herstellung eines gestreckten porösen körpers |
| WO2017094798A1 (ja) * | 2015-12-01 | 2017-06-08 | 旭硝子株式会社 | ポリテトラフルオロエチレン水性分散液 |
| CN107793507A (zh) * | 2017-11-02 | 2018-03-13 | 浙江衢州鑫巨氟材料有限公司 | 一种超高分子量聚四氟乙烯树脂的真空干燥工艺方法 |
| CN108383933B (zh) * | 2018-03-05 | 2020-03-17 | 三明市海斯福化工有限责任公司 | 一种聚四氟乙烯水性乳液、聚四氟乙烯细粉及制备方法 |
| CN112771006A (zh) * | 2018-10-03 | 2021-05-07 | 大金工业株式会社 | 从排水除去含氟化合物的方法 |
| CN109762081B (zh) * | 2018-12-29 | 2021-06-29 | 山东华夏神舟新材料有限公司 | 含氟聚合物乳液的连续凝聚方法及管道式乳化机 |
| CN114450317A (zh) * | 2019-09-17 | 2022-05-06 | 古吉拉特氟化物有限公司 | 低分子量聚四氟乙烯微粉及其制备方法 |
| CN116217765B (zh) * | 2021-12-03 | 2024-04-02 | 中昊晨光化工研究院有限公司 | 一种干法电极粘结剂用聚四氟乙烯分散树脂及其制备方法 |
| WO2026088856A1 (ja) * | 2024-10-25 | 2026-04-30 | Ａｇｃ株式会社 | ポリテトラフルオロエチレン系樹脂粉体、電極合剤、電極層、電極、二次電池 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2544040C2 (de) | 1975-10-02 | 1981-09-24 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von modifizierten Tetrafluoräthylen-Dispersionspolymerisaten |
| DE4022405A1 (de) * | 1990-07-13 | 1992-01-16 | Hoechst Ag | Verfahren zur herstellung von tetrafluorethylen-polymerisat in waessriger suspension |
| US5756620A (en) * | 1995-11-15 | 1998-05-26 | E. I. Du Pont De Nemours And Company | Tetrafluoroethylene polymer for improved paste extrusion |
| JP3267129B2 (ja) | 1995-11-28 | 2002-03-18 | 日立電線株式会社 | ポリテトラフルオロエチレンの一軸延伸成形物及びその製造方法 |
| DE19903657A1 (de) * | 1999-01-29 | 2000-08-03 | Dyneon Gmbh | Tetrafluorethylen/Hexafluorpropylen-Copolymere mit besserer Aufziehbarkeit |
| CZ20012751A3 (cs) * | 1999-01-29 | 2002-02-13 | Dyneon Gmbh & Co. Kg | Kopolymery tetrafluorethylenu a hexafluorpropylenu s lepąí taľností a způsob jejich výroby |
| US6395848B1 (en) * | 1999-05-20 | 2002-05-28 | E. I. Du Pont De Nemours And Company | Polymerization of fluoromonomers |
| JP2002338631A (ja) * | 2001-03-14 | 2002-11-27 | Asahi Glass Co Ltd | テトラフルオロエチレン重合体の製造方法 |
| JP4042390B2 (ja) * | 2001-03-26 | 2008-02-06 | 旭硝子株式会社 | 強度に優れるテトラフルオロエチレン重合体の製造方法 |
| JP3900883B2 (ja) * | 2001-10-05 | 2007-04-04 | ダイキン工業株式会社 | 含フッ素重合体ラテックスの製造方法 |
| RU2315718C2 (ru) * | 2002-06-19 | 2008-01-27 | Сасакура Инджиниринг Ко., Лтд. | Способ регенерации фторсодержащего эмульгатора |
| WO2005007707A1 (ja) * | 2003-07-16 | 2005-01-27 | Daikin Industries, Ltd. | 含フッ素重合体の製造方法、含フッ素重合体水性分散液、２−アシルオキシカルボン酸誘導体及び界面活性剤 |
| CN101421319B (zh) * | 2006-04-13 | 2012-03-07 | 大金工业株式会社 | 四氟乙烯聚合物及其水性分散液 |
| US8153738B2 (en) * | 2008-12-23 | 2012-04-10 | E I Du Pont De Nemours And Company | Fluoropolymer produced by aqueous polymerization using dispersed particulate of fluorinated ionomer |
| US8835547B2 (en) * | 2008-12-23 | 2014-09-16 | E I Du Pont De Nemours And Company | Fluoropolymer particles having a nucleus of fluorinated ionomer |
-
2009
- 2009-04-13 JP JP2010508208A patent/JP5392251B2/ja active Active
- 2009-04-13 EP EP09732187A patent/EP2267047B1/de active Active
- 2009-04-13 CN CN2009801137244A patent/CN101998968B/zh active Active
- 2009-04-13 WO PCT/JP2009/057460 patent/WO2009128432A1/ja not_active Ceased
- 2009-04-13 AT AT09732187T patent/ATE541870T1/de active
- 2009-04-13 RU RU2010146238/04A patent/RU2478654C2/ru active
-
2010
- 2010-09-28 US US12/891,867 patent/US7973127B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2009128432A1 (ja) | 2011-08-04 |
| EP2267047A4 (de) | 2011-01-12 |
| RU2010146238A (ru) | 2012-05-20 |
| US7973127B2 (en) | 2011-07-05 |
| WO2009128432A1 (ja) | 2009-10-22 |
| RU2478654C2 (ru) | 2013-04-10 |
| CN101998968B (zh) | 2012-08-29 |
| CN101998968A (zh) | 2011-03-30 |
| EP2267047A1 (de) | 2010-12-29 |
| US20110021728A1 (en) | 2011-01-27 |
| EP2267047B1 (de) | 2012-01-18 |
| JP5392251B2 (ja) | 2014-01-22 |
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