JP2000034317A5 - - Google Patents
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- Publication number
- JP2000034317A5 JP2000034317A5 JP1999181894A JP18189499A JP2000034317A5 JP 2000034317 A5 JP2000034317 A5 JP 2000034317A5 JP 1999181894 A JP1999181894 A JP 1999181894A JP 18189499 A JP18189499 A JP 18189499A JP 2000034317 A5 JP2000034317 A5 JP 2000034317A5
- Authority
- JP
- Japan
- Prior art keywords
- purification method
- polymer
- method described
- solvent
- perfluoropolyether
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 description 28
- 238000000746 purification Methods 0.000 description 27
- 229920000642 polymer Polymers 0.000 description 11
- 239000012528 membrane Substances 0.000 description 10
- 239000002904 solvent Substances 0.000 description 9
- 239000010702 perfluoropolyether Substances 0.000 description 7
- ABADUMLIAZCWJD-UHFFFAOYSA-N 1,3-dioxole Chemical group C1OC=CO1 ABADUMLIAZCWJD-UHFFFAOYSA-N 0.000 description 6
- YSYRISKCBOPJRG-UHFFFAOYSA-N 4,5-difluoro-2,2-bis(trifluoromethyl)-1,3-dioxole Chemical compound FC1=C(F)OC(C(F)(F)F)(C(F)(F)F)O1 YSYRISKCBOPJRG-UHFFFAOYSA-N 0.000 description 5
- 238000009835 boiling Methods 0.000 description 5
- 239000004811 fluoropolymer Substances 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- 229920006125 amorphous polymer Polymers 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- 229920002313 fluoropolymer Polymers 0.000 description 4
- 238000001728 nano-filtration Methods 0.000 description 4
- 238000000108 ultra-filtration Methods 0.000 description 4
- 229920001519 homopolymer Polymers 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical compound FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001471 micro-filtration Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 125000005010 perfluoroalkyl group Chemical group 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- FEKJRSSKHNBSFT-UHFFFAOYSA-N 2-fluoro-1,3-dioxole Chemical compound FC1OC=CO1 FEKJRSSKHNBSFT-UHFFFAOYSA-N 0.000 description 1
- XKTYXVDYIKIYJP-UHFFFAOYSA-N 3h-dioxole Chemical compound C1OOC=C1 XKTYXVDYIKIYJP-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical compound C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- FYJQJMIEZVMYSD-UHFFFAOYSA-N perfluoro-2-butyltetrahydrofuran Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C1(F)OC(F)(F)C(F)(F)C1(F)F FYJQJMIEZVMYSD-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT98MI001505A ITMI981505A1 (it) | 1998-06-30 | 1998-06-30 | Purificazione di polimeri fluorurati |
| IT98A001505 | 1998-06-30 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000034317A JP2000034317A (ja) | 2000-02-02 |
| JP2000034317A5 true JP2000034317A5 (https=) | 2006-07-06 |
| JP4324285B2 JP4324285B2 (ja) | 2009-09-02 |
Family
ID=11380358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18189499A Expired - Fee Related JP4324285B2 (ja) | 1998-06-30 | 1999-06-28 | フッ素化ポリマーの精製 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6072020A (https=) |
| EP (1) | EP0969022B1 (https=) |
| JP (1) | JP4324285B2 (https=) |
| DE (1) | DE69914538T2 (https=) |
| IT (1) | ITMI981505A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI991514A1 (it) * | 1999-07-09 | 2001-01-09 | Ausimont Spa | Co polimeri peralogenati termoprocessabili del clorotrifluoroetilene |
| JP5055652B2 (ja) * | 2000-08-11 | 2012-10-24 | ダイキン工業株式会社 | 含フッ素界面活性剤の回収方法 |
| CA2502358C (en) * | 2002-10-18 | 2012-03-13 | John F. Valliant | Methods for purifying radiolabelled compounds |
| US20060088680A1 (en) | 2002-12-25 | 2006-04-27 | Takahiro Kitahara | Fluoropolymer and composition thereof |
| US7985441B1 (en) * | 2006-05-04 | 2011-07-26 | Yiwen Tang | Purification of polymers for coating applications |
| US20140048490A1 (en) * | 2012-08-17 | 2014-02-20 | E I Du Pont De Nemours And Company | Treating wastewater by ultrafiltration in fluoropolymer resin manufacture |
| WO2020218618A1 (ja) * | 2019-04-26 | 2020-10-29 | ダイキン工業株式会社 | フルオロポリマー水性分散液の製造方法 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2242218A (en) * | 1936-08-14 | 1941-05-20 | Auer Laszlo | Sizing textiles |
| US3418302A (en) * | 1963-08-30 | 1968-12-24 | Du Pont | Perfluorocyclic ether polymers |
| US3715378A (en) * | 1967-02-09 | 1973-02-06 | Montedison Spa | Fluorinated peroxy polyether copolymers and method for preparing them from tetrafluoroethylene |
| US3665041A (en) * | 1967-04-04 | 1972-05-23 | Montedison Spa | Perfluorinated polyethers and process for their preparation |
| JPS5838707A (ja) * | 1981-08-20 | 1983-03-07 | イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ− | パ−フルオロ−２，２−ジメチル−１，３−ジオキソ−ルの無定形共重合体 |
| DE3486428T2 (de) * | 1983-12-26 | 1996-10-10 | Daikin Ind Ltd | Halogen enthaltendes Polyether |
| EP0235998A3 (en) * | 1986-02-25 | 1988-06-08 | The Dow Chemical Company | Supported fluorocarbonsulfonic acid polymers and methods for their preparation |
| IT1188635B (it) * | 1986-03-27 | 1988-01-20 | Ausimont Spa | Lubrificanti per fluoropolieterei interni per mezzi magnetici di registrazione |
| US4897457A (en) * | 1987-08-14 | 1990-01-30 | Asahi Glass Company Ltd. | Novel fluorine-containing cyclic polymer |
| US4954271A (en) * | 1988-10-06 | 1990-09-04 | Tag Investments, Inc. | Non-toxic fire extinguishant |
| DE4140086C2 (de) * | 1991-12-05 | 1994-08-25 | Basf Ag | Verfahren zur Herstellung hochreiner N-Vinylpyrrolidon-Polymerisate |
| US5300628A (en) * | 1992-06-29 | 1994-04-05 | Ocg Microelectronic Materials, Inc. | Selected chelate resins and their use to remove multivalent metal impurities from resist components |
| US5260492A (en) * | 1992-12-21 | 1993-11-09 | E. I. Du Pont De Nemours And Company | Fluorinated monomers and polymers |
| IT1264662B1 (it) * | 1993-07-05 | 1996-10-04 | Ausimont Spa | Perflurodiossoli loro omopolimeri e copolimeri e loro impiego per il rivestimento di cavi elettrici |
| US5310838A (en) * | 1993-09-07 | 1994-05-10 | E. I. Du Pont De Nemours And Company | Functional fluoropolymers |
| NZ283089A (en) * | 1994-03-28 | 1997-07-27 | Great Lakes Chemical Corp | Ozone-friendly fire extinguishing compositions containing hydrofluorocarbons and acid-scavenging additives and methods |
| IT1269517B (it) * | 1994-05-19 | 1997-04-01 | Ausimont Spa | Polimeri e copolimeri fluorurati contenenti strutture cicliche |
| IT1282378B1 (it) * | 1996-04-24 | 1998-03-20 | Ausimont Spa | Perfluoroelastomeri a base di diossoli |
| US5977294A (en) * | 1997-05-13 | 1999-11-02 | Prs, Llc | Polymer deformulation by solvent solution filtration |
-
1998
- 1998-06-30 IT IT98MI001505A patent/ITMI981505A1/it unknown
-
1999
- 1999-06-23 EP EP99112082A patent/EP0969022B1/en not_active Expired - Lifetime
- 1999-06-23 DE DE69914538T patent/DE69914538T2/de not_active Expired - Lifetime
- 1999-06-28 JP JP18189499A patent/JP4324285B2/ja not_active Expired - Fee Related
- 1999-06-28 US US09/340,136 patent/US6072020A/en not_active Expired - Lifetime
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