JP2008521977A5 - - Google Patents
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- Publication number
- JP2008521977A5 JP2008521977A5 JP2007543667A JP2007543667A JP2008521977A5 JP 2008521977 A5 JP2008521977 A5 JP 2008521977A5 JP 2007543667 A JP2007543667 A JP 2007543667A JP 2007543667 A JP2007543667 A JP 2007543667A JP 2008521977 A5 JP2008521977 A5 JP 2008521977A5
- Authority
- JP
- Japan
- Prior art keywords
- solution
- copolymer
- gel precipitate
- drying
- trfe
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 claims 8
- 239000002244 precipitate Substances 0.000 claims 6
- 229920001577 copolymer Polymers 0.000 claims 5
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-butanone Chemical group CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims 2
- 238000001035 drying Methods 0.000 claims 2
- 239000008188 pellet Substances 0.000 claims 2
- 239000002904 solvent Substances 0.000 claims 2
- 238000005406 washing Methods 0.000 claims 2
- 238000007605 air drying Methods 0.000 claims 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 238000001879 gelation Methods 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
Claims (7)
- Ｐ（ＶＤＦ−ＴｒＦＥ）コポリマーを精製するためのプロセスであって、
Ｐ（ＶＤＦ−ＴｒＦＥ）コポリマーのペレットを得るステップと、
前記ペレットを溶媒中に溶解させて溶液を形成させるステップと、
無水エタノールを前記溶液に添加して、コポリマーのゲル化沈殿を開始させるステップと、
前記溶液と前記ゲル沈殿物とを分離させるステップと、
適切な洗い液を用いて前記ゲル沈殿物を洗浄するステップと、
前記ゲル沈殿物を乾燥させるステップと、
から構成されることを特徴とするプロセス。 - 前記溶媒はメチルエチルケトンであることを特徴とする請求項１に記載のプロセス。
- 前記溶液とゲル沈殿物は濾過により分離されることを特徴とする請求項２に記載のプロセス。
- 前記ゲル沈殿物により分極時間は短縮されることを特徴とする請求項２に記載のプロセス。
- 前記ゲル沈殿物を乾燥させるステップは空気乾燥をともなうことを特徴とする請求項２に記載のプロセス。
- 請求項１に記載のプロセスによって製造された場合の精製されたコポリマー。
- 請求項２乃至５のいずれかに記載のプロセスによって製造された場合の精製されたコポリマー。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/001,705 US7323506B2 (en) | 2004-12-02 | 2004-12-02 | High performance P(VDF-TrFE) copolymer for pyroelectric conversion |
| PCT/CA2005/001745 WO2006058417A1 (en) | 2004-12-02 | 2005-11-17 | High performance p(vdf-trfe) copolymer for pyroelectric conversion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2008521977A JP2008521977A (ja) | 2008-06-26 |
| JP2008521977A5 true JP2008521977A5 (ja) | 2009-01-15 |
Family
ID=36564710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007543667A Pending JP2008521977A (ja) | 2004-12-02 | 2005-11-17 | ピロ電気変換のための高性能Ｐ（ＶＤＦ−ＴｒＦＥ）コポリマー |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7323506B2 (ja) |
| EP (1) | EP1817351B1 (ja) |
| JP (1) | JP2008521977A (ja) |
| AT (1) | ATE481426T1 (ja) |
| CA (1) | CA2587345C (ja) |
| DE (1) | DE602005023641D1 (ja) |
| WO (1) | WO2006058417A1 (ja) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8350444B2 (en) * | 2009-05-14 | 2013-01-08 | The Neothermal Energy Company | Method and apparatus for conversion of heat to electrical energy using polarizable materials and an internally generated poling field |
| US8344585B2 (en) | 2009-05-14 | 2013-01-01 | The Neothermal Energy Company | Method and apparatus for conversion of heat to electrical energy using a new thermodynamic cycle |
| US8035274B2 (en) * | 2009-05-14 | 2011-10-11 | The Neothermal Energy Company | Apparatus and method for ferroelectric conversion of heat to electrical energy |
| US9000651B2 (en) | 2009-05-14 | 2015-04-07 | The Neothermal Energy Company | Method and apparatus for generating electricity by thermally cycling an electrically polarizable material using heat from various sources and a vehicle comprising the apparatus |
| US9166139B2 (en) | 2009-05-14 | 2015-10-20 | The Neothermal Energy Company | Method for thermally cycling an object including a polarizable material |
| US8946538B2 (en) | 2009-05-14 | 2015-02-03 | The Neothermal Energy Company | Method and apparatus for generating electricity by thermally cycling an electrically polarizable material using heat from condensers |
| KR101395402B1 (ko) * | 2009-08-28 | 2014-05-14 | 가부시끼가이샤 구레하 | 비수계 전지의 전극 형성용 바인더 용액의 제조 방법 및 비수계 전지의 전극 형성용 바인더 용액 |
| US8519595B2 (en) | 2010-09-02 | 2013-08-27 | Ut-Battelle, Llc | MEMS based pyroelectric thermal energy harvester |
| CN109467626A (zh) * | 2018-10-23 | 2019-03-15 | 浙江巨化技术中心有限公司 | 一种含氟聚合物树脂的后处理方法 |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2866721A (en) | 1955-03-15 | 1958-12-30 | Minnesota Mining & Mfg | Dispersion of fluorochlorocarbon polymers in a solution of a copolymer of trifluorochloroethylene with a halogenated olefin and method of coating surface therewith |
| US3193539A (en) | 1960-05-31 | 1965-07-06 | Pennsalt Chemicals Corp | Process for polymerizing vinylidene fluoride |
| US3441531A (en) * | 1966-01-17 | 1969-04-29 | Pennsalt Chemicals Corp | Vinylidene fluoride polymer dispersions having low viscosity |
| JPS5146919B1 (ja) | 1971-02-09 | 1976-12-11 | ||
| US4173033A (en) | 1975-12-04 | 1979-10-30 | Daikin Kogyo Co., Ltd. | Polymeric dielectric for capacitors and the like consisting essentially of a vinylidene fluoride-trifluoroethylene copolymer |
| DE3050408C2 (de) | 1979-03-26 | 1985-06-13 | Daikin Kogyo Co., Ltd., Osaka | Piezoelektrisches, verstrecktes, polarisiertes Vinylidenfluorid-Trifluorethylen-Copolymer und Verfahren zu dessen Herstellung |
| US4620262A (en) | 1984-09-13 | 1986-10-28 | Olsen Randall B | Pyroelectric energy converter element comprising vinylidene fluoride-trifluoroethylene copolymer |
| GB8531738D0 (en) | 1985-12-24 | 1986-02-05 | Yarsley Technical Centre Ltd | Manufacture of fluorinated polymers |
| US4845193A (en) * | 1987-07-21 | 1989-07-04 | Mitsubishi Gas Chemical Co., Inc. | Process for producing polycarbonate resin molding material having low particle content with vented extruder |
| FR2624123B1 (fr) | 1987-12-08 | 1990-04-06 | Atochem | Copolymeres piezoelectriques de fluorure de vinylidene et de trifluoroethylene |
| JPH02197183A (ja) | 1988-03-29 | 1990-08-03 | Pennwalt Corp | 積層圧電構造及びその形成方法 |
| JPH0813861B2 (ja) * | 1989-03-17 | 1996-02-14 | 信越化学工業株式会社 | フッ化ビニリデン―トリフルオロメチルエチレン共重合体 |
| US5140082A (en) | 1989-03-17 | 1992-08-18 | Shin-Etsu Chemical Co., Ltd. | Vinylidene fluoride trifluoromethylethylene copolymer |
| JPH0473807A (ja) * | 1990-07-13 | 1992-03-09 | Tokyo Electric Power Co Inc:The | 強誘電材料 |
| JPH09229840A (ja) * | 1996-02-20 | 1997-09-05 | Nohmi Bosai Ltd | ガスセンサ |
| WO1999026261A1 (en) | 1997-11-18 | 1999-05-27 | The Penn State Research Foundation | Ferroelectric relaxor polymers |
| DE69837624T2 (de) | 1998-12-14 | 2007-12-27 | Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Natural Resources, Ottawa | Pyroelektrisches umwandlungssystem |
| ITMI20011614A1 (it) * | 2001-07-26 | 2003-01-26 | Ausimont Spa | Processo di purificazione di copolimeri termoprocessabili del tetrafluoroetilene |
| ITMI20011615A1 (it) * | 2001-07-26 | 2003-01-26 | Ausimont Spa | Processo di ottenimento di p0lveri fini non termoprocessabili di ptfeomopolimero o ptfe modificato |
| US6713563B2 (en) | 2002-03-29 | 2004-03-30 | The United States Of America As Represented By The Secretary Of The Navy | Electrostrictive poly(vinylidene fluoride-co-trifluoroethylene) networks |
| AU2003266523A1 (en) | 2002-09-25 | 2004-04-19 | Kureha Chemical Industry Company, Limited | Polyvinylidene fluoride copolymer and solution thereof |
| EP1452551B1 (en) * | 2003-02-27 | 2006-09-06 | Rohm and Haas Electronic Materials, L.L.C. | A process of fractionating polymers |
-
2004
- 2004-12-02 US US11/001,705 patent/US7323506B2/en not_active Expired - Fee Related
-
2005
- 2005-11-17 DE DE602005023641T patent/DE602005023641D1/de active Active
- 2005-11-17 JP JP2007543667A patent/JP2008521977A/ja active Pending
- 2005-11-17 CA CA2587345A patent/CA2587345C/en not_active Expired - Fee Related
- 2005-11-17 WO PCT/CA2005/001745 patent/WO2006058417A1/en active Application Filing
- 2005-11-17 AT AT05810773T patent/ATE481426T1/de not_active IP Right Cessation
- 2005-11-17 EP EP05810773A patent/EP1817351B1/en not_active Not-in-force
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