JP2007518893A5 - - Google Patents
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- Publication number
- JP2007518893A5 JP2007518893A5 JP2006547278A JP2006547278A JP2007518893A5 JP 2007518893 A5 JP2007518893 A5 JP 2007518893A5 JP 2006547278 A JP2006547278 A JP 2006547278A JP 2006547278 A JP2006547278 A JP 2006547278A JP 2007518893 A5 JP2007518893 A5 JP 2007518893A5
- Authority
- JP
- Japan
- Prior art keywords
- melt processable
- fluoropolymer particles
- polytetrafluoroethylene
- processable fluoropolymer
- molecular weight
- 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
- 229920002313 fluoropolymer Polymers 0.000 claims description 42
- 239000004811 fluoropolymer Substances 0.000 claims description 42
- 239000002245 particle Substances 0.000 claims description 30
- -1 polytetrafluoroethylene Polymers 0.000 claims description 30
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 29
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 29
- 239000006185 dispersion Substances 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 22
- 238000009987 spinning Methods 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 15
- 229920000642 polymer Polymers 0.000 claims description 15
- 239000011159 matrix material Substances 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 230000015271 coagulation Effects 0.000 claims description 2
- 238000005345 coagulation Methods 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 claims description 2
- 238000005245 sintering Methods 0.000 claims description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 2
- 239000000155 melt Substances 0.000 description 9
- 239000004094 surface-active agent Substances 0.000 description 6
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 2
- 239000001856 Ethyl cellulose Substances 0.000 description 2
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 2
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 2
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 2
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 2
- 229920003086 cellulose ether Polymers 0.000 description 2
- 229920001249 ethyl cellulose Polymers 0.000 description 2
- 235000019325 ethyl cellulose Nutrition 0.000 description 2
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 2
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 2
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 2
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 description 2
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 description 2
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 description 2
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 description 2
- 229920000609 methyl cellulose Polymers 0.000 description 2
- 239000001923 methylcellulose Substances 0.000 description 2
- 239000011258 core-shell material Substances 0.000 description 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53349703P | 2003-12-31 | 2003-12-31 | |
| PCT/US2004/042988 WO2005066402A1 (en) | 2003-12-31 | 2004-12-21 | Dispersion spinning core-shell fluoropolymers |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007518893A JP2007518893A (ja) | 2007-07-12 |
| JP2007518893A5 true JP2007518893A5 (https=) | 2007-12-06 |
| JP4663657B2 JP4663657B2 (ja) | 2011-04-06 |
Family
ID=34748909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006547278A Expired - Fee Related JP4663657B2 (ja) | 2003-12-31 | 2004-12-21 | コア−シェル型フルオロポリマーの分散紡糸 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US7347960B2 (https=) |
| EP (1) | EP1699955B1 (https=) |
| JP (1) | JP4663657B2 (https=) |
| CN (1) | CN100529204C (https=) |
| DE (1) | DE602004009833T2 (https=) |
| WO (1) | WO2005066402A1 (https=) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7347960B2 (en) * | 2003-12-31 | 2008-03-25 | E. I. Du Pont De Nemours And Company | Dispersion spinning core-shell fluoropolymers |
| US7612139B2 (en) * | 2005-05-20 | 2009-11-03 | E.I. Du Pont De Nemours And Company | Core/shell fluoropolymer dispersions with low fluorosurfactant content |
| US7390448B2 (en) * | 2005-08-05 | 2008-06-24 | E.I. Du Pont De Nemours And Company | Spinning low fluorosurfactant fluoropolymer dispersions |
| US9029477B2 (en) * | 2006-03-03 | 2015-05-12 | 3M Innovative Properties Company | Compositions comprising melt-processable thermoplastic fluoropolymers and methods of making the same |
| US20070282044A1 (en) * | 2006-05-31 | 2007-12-06 | Robert John Cavanaugh | Concentrated fluoropolymer dispersions stabilized with anionic polyelectrolyte dispersing agents |
| US20130268062A1 (en) | 2012-04-05 | 2013-10-10 | Zeus Industrial Products, Inc. | Composite prosthetic devices |
| CN102282301B (zh) * | 2009-01-16 | 2014-07-30 | Zeus工业品公司 | 利用高粘度材料对ptfe进行电纺丝 |
| WO2013159020A1 (en) * | 2012-04-19 | 2013-10-24 | Toray Fluorofibers (America), Inc. | Dispersion spun fluoropolymer fiber prepared from non-melt-processible polytetrafluoroethylene and perfluoroalkoxy |
| JP2015518438A (ja) * | 2012-04-19 | 2015-07-02 | スターン・アンド・スターン・インダストリーズ・インコーポレイテッドＳｔｅｒｎ ＆ Ｓｔｅｒｎ Ｉｎｄｕｓｔｒｉｅｓ， Ｉｎｃ． | 可撓性貼合わせ構造物 |
| US9656203B2 (en) | 2012-10-04 | 2017-05-23 | Phillips 66 Company | Fluorinated surfactants and stabilization of polytetrafluoroethylene (PTFE) particles in hollow fiber spin solutions |
| CN103012855B (zh) * | 2012-12-14 | 2015-10-21 | 湖北中烟工业有限责任公司 | 烟用香精微丸的薄膜包衣剂及其制备方法 |
| US9422642B2 (en) * | 2013-07-29 | 2016-08-23 | Toray Fluorofibers (America), Inc. | Wear polytetrafluoroethylene (PTFE) fiber and method of making same |
| EP2902424B1 (en) * | 2014-01-31 | 2020-04-08 | 3M Innovative Properties Company | Tetrafluoroethene polymer dispersions stabilized with aliphatic non-ionic surfactants |
| JP7255591B2 (ja) | 2018-05-15 | 2023-04-11 | 住友電気工業株式会社 | 微細孔径膜の製造方法 |
| CN112501713A (zh) * | 2020-11-24 | 2021-03-16 | 江苏川羽高分子材料科技有限责任公司 | 一种含氟聚合物复合纤维的制备方法 |
| CN119372806B (zh) * | 2024-12-03 | 2025-10-17 | 季华实验室 | 具有内在核壳结构的ptfe短切纤维及制备方法和应用 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2772444A (en) * | 1954-08-12 | 1956-12-04 | Du Pont | Composition comprising a polyhalogenated ethylene polymer and viscose and process of shaping the same |
| US3037953A (en) | 1961-04-26 | 1962-06-05 | Du Pont | Concentration of aqueous colloidal dispersions of polytetrafluoroethylene |
| US3114672A (en) | 1961-08-09 | 1963-12-17 | Du Pont | Sheet forming binder particles composed of thermoplastic polymer dispersed in a polysaccharide matrix |
| US3655853A (en) * | 1970-08-10 | 1972-04-11 | Du Pont | Process for producing polytetrafluoroethylene filaments |
| DE2130039A1 (de) * | 1971-06-18 | 1972-12-28 | Hoechst Ag | Fasern und Faeden aus Polytetrafluoraethylen(PTFE)mit verringertem elektrischem Widerstand |
| US3819594A (en) | 1972-05-17 | 1974-06-25 | Du Pont | Tetrafluoroethylene fine powder resin of a copolymer of tetrafluoroethylene and perfluoro(alkyl vinyl ether) |
| JPS60231815A (ja) * | 1984-04-28 | 1985-11-18 | Kureha Chem Ind Co Ltd | 弗化ビニリデン系樹脂モノフイラメントの製造方法 |
| US4837267A (en) | 1988-03-21 | 1989-06-06 | E. I. Du Pont De Nemours And Company | Tetrafluoroethylene copolymers |
| JPH02248484A (ja) * | 1989-03-23 | 1990-10-04 | Showa Ind Co Ltd | ポリテトラフロロエチレン系熱接合性材料およびその製造方法 |
| JP3000654B2 (ja) | 1990-10-19 | 2000-01-17 | ダイキン工業株式会社 | ポリテトラフルオロエチレン微粒子および粉末 |
| JP3327027B2 (ja) * | 1995-01-27 | 2002-09-24 | 東レ株式会社 | ポリテトラフルオロエチレン系繊維の製造法 |
| CN1241223A (zh) * | 1996-12-20 | 2000-01-12 | 纳幕尔杜邦公司 | 聚(四氟乙烯)及相关聚合物的分散体纺丝法 |
| US5762846A (en) * | 1996-12-20 | 1998-06-09 | E. I. Du Pont De Nemours And Company | Dispersion spinning process for polytetrafluoroethylene and related polymers |
| BR0208247A (pt) | 2001-03-13 | 2004-03-02 | Du Pont | Dispersão, pó de fluoropolìmero, composição de revestimento, substrato revestido, filme auto-sustentável e processo em batelada |
| ATE325825T1 (de) * | 2002-01-04 | 2006-06-15 | Du Pont | Kern-schale-fluorpolymer-dispersionen |
| US6956078B2 (en) | 2002-01-04 | 2005-10-18 | E.I. Du Pont De Nemours And Company | Concentrated fluoropolymer dispersions |
| US7361708B2 (en) * | 2002-05-20 | 2008-04-22 | Daikin Industries, Ltd. | Fluorinated resin water dispersion composition and fluorinated water base coating composition |
| DE10227071A1 (de) * | 2002-06-17 | 2003-12-24 | Merck Patent Gmbh | Verbundmaterial enthaltend Kern-Mantel-Partikel |
| US7347960B2 (en) * | 2003-12-31 | 2008-03-25 | E. I. Du Pont De Nemours And Company | Dispersion spinning core-shell fluoropolymers |
| US7390448B2 (en) * | 2005-08-05 | 2008-06-24 | E.I. Du Pont De Nemours And Company | Spinning low fluorosurfactant fluoropolymer dispersions |
-
2004
- 2004-11-03 US US10/980,701 patent/US7347960B2/en not_active Expired - Fee Related
- 2004-12-21 JP JP2006547278A patent/JP4663657B2/ja not_active Expired - Fee Related
- 2004-12-21 DE DE200460009833 patent/DE602004009833T2/de not_active Expired - Lifetime
- 2004-12-21 WO PCT/US2004/042988 patent/WO2005066402A1/en not_active Ceased
- 2004-12-21 EP EP20040815105 patent/EP1699955B1/en not_active Expired - Lifetime
- 2004-12-21 CN CNB2004800391705A patent/CN100529204C/zh not_active Expired - Fee Related
-
2008
- 2008-01-25 US US12/019,804 patent/US7872073B2/en not_active Expired - Fee Related
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