JP2001504872A - 高フッ素化イオン交換ポリマー粒子含有組成物 - Google Patents
高フッ素化イオン交換ポリマー粒子含有組成物Info
- Publication number
- JP2001504872A JP2001504872A JP51849198A JP51849198A JP2001504872A JP 2001504872 A JP2001504872 A JP 2001504872A JP 51849198 A JP51849198 A JP 51849198A JP 51849198 A JP51849198 A JP 51849198A JP 2001504872 A JP2001504872 A JP 2001504872A
- Authority
- JP
- Japan
- Prior art keywords
- composition
- ion exchange
- particles
- weight
- liquid
- 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
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
- C08J3/16—Powdering or granulating by coagulating dispersions
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- C—CHEMISTRY; METALLURGY
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.固形状の組成物であって、スルホン酸塩官能基を持ち、イオン交換比率が約 33以下である高度にフッ素化したイオン交換ポリマーからなる粒子を含み、か つ該粒子の少なくとも約25重量%は、粒度が約2nmないし約30nmである ことを特徴とする組成物。 2.前記粒子の約50重量%が約2nmないし約30nmの粒度を持つことを特 徴とする請求項1に記載の組成物。 3.前記粒子の約90重量%が約2nmないし約30nmの粒度を持つことを特 徴とする請求項1に記載の組成物。 4.前記組成物は室温で水に分散可能であることを特徴とする請求項1に記載の 組成物。 5.前記組成物は室温で水の中で安定なコロイドを形成することを特徴とする請 求項4に記載の組成物。 6.前記組成物はカルボニル結合を含む成分が実質的に無いことを特徴とする請 求項1に記載の組成物。 7.前記イオン交換ポリマーは、過フッ素化されていることを特徴とする請求項 1に記載の組成物。 8.固形状の組成物であって、スルホン酸塩官能基を持ち、イオン交換比率が約 33以下である高度にフッ素化したイオン交換ポリマーからなる粒子を含み、該 粒子はポリマー鎖が折り畳まれている構造を持ち、さらにフッ素原子が前記粒子 の内側に向かって配向しており、また前記スルホン酸塩基が前記粒子の表面に集 中していることを特徴とする組成物。 9.十分なスルホン酸塩基が前記粒子の前記表面にあることで、前記組成物を室 温で水に再分散させることで安定なコロイドが形成されることを特徴とする請求 項8に記載の組成物。 10.前記粒子の少なくとも50%は単分子であることを特徴とする請求項8に 記載の組成物。 11.前記粒子の少なくとも90%は単分子であることを特徴とする請求項8に 記載の組成物。 12.前記粒子の少なくとも約25重量%は粒度が約2nmないし約30nmで あることを特徴とする請求項8に記載の組成物。 13.水溶性の液体組成物であって、スルホン酸塩官能基を持ち、イオン交換比 率が約33以下である高度にフッ素化したイオン交換ポリマーからなる粒子を約 0.5ないし約50重量%含み、かつ該粒子の少なくとも約25重量%は粒度が 約2nmないし約30nmであることを特徴とする組成物。 14.前記粒子の少なくとも約50重量%が約2nmから約30nmの粒度を持 つことを特徴とする請求項13に記載の組成物。 15.前記粒予の少なくとも約90重量%が約2nmないし約30nmの粒度を 持つことを特徴とする請求項13に記載の組成物。 16.前記組成物はアルコールを実施的に含まないことを特徴とする請求項13 に記載の組成物。 17.前記組成物は有機液体を実施的に含まないことを特徴とする請求項13に 記載の組成物。 18.前記液体媒体は本質的に水からなることを特徴とする請求項13に記載の 組成物。 19.前記組成物は安定なコロイドであることを特徴とする請求項13に記載の 組成物。 20.約5ないし約40重量%のイオン交換ポリマーを含むことを特徴とする請 求項13に記載の組成物。 21.約10ないし約40重量%のイオン交換ポリマーを含むことを特徴とする 請求項13に記載の組成物。 22.約20ないし約40重量%のイオン交換ポリマーを含むことを特徴とする 請求項13に記載の組成物。 23.水溶性の液体組成物であって、約5重量%以下の水と、スルホン酸塩官能 基を持ち、イオン交換比率が約33以下である高度にフッ素化したイオン交換ポ リマーからなる約0.5ないし約50重量%の粒子とを含み、さらに該粒子の少 なくとも約25重量%は粒度が約2nmないし約30nmであることを特徴とす る組成物。 24.前記粒子の約50重量%が約2nmから約30nmの粒度を持つことを特 徴とする請求項23に記載の組成物。 25.前記粒子の約90重量%が約2nmないし約30nmの粒度を持つことを 特徴とする請求項23に記載の組成物。 26.前記組成物は実質的に水を含まないことを特徴とする請求項23に記載の 組成物。 27.前記組成物は安定なコロイドであることを特徴とする請求項23に記載の 組成物。 28.約5ないし約40重量%のイオン交換ポリマーを含むことを特徴とする請 求項23に記載の組成物。 29.約10ないし約40重量%のイオン交換ポリマーを含むことを特徴とする 請求項23に記載の組成物。 30.約20ないし約40重量%のイオン交換ポリマーを含むことを特徴とする 請求項23に記載の組成物。 31.前記非水溶性の液体媒体は、極性で低分子の有機液体を含むことを特徴と する請求項23に記載の組成物。 32.前記液体媒体は、水混和性有機液体であることを特徴とする請求項31に 記載の組成物。 33.前記液体媒体は、最も好ましい有機液体としては、低級(C1 〜4)アルコ ール、酢酸、ジメチルフォルムアミド、ジメチルアセトアミド、γ−ブチロラク トン、ジメチルスルホキシド、エチレングリコール、アセトニトリル、テトラメ チレンサイクリックスルホン、サクシノニトリル、およびそれらの混合物からな る群から選択されることを特徴とする請求項32に記載の組成物。 34.液体組成物であって、約0.5ないし約50重量%の高度にフッ素化した イオン交換ポリマーからなる粒子と、異なる組成の粒子とを液体分散媒体に含み 、さらに、前記イオン交換ポリマーからなる粒子は、スルホン酸塩官能基を持ち 、イオン交換比率が約33以下であり、該粒子の少なくとも約25重量%は粒度 が約2nmないし約30nmであることを特徴とする組成物。 35.前記粒子の少なくとも約50重量%が約2nmから約30nmの粒度を持 つことを特徴とする請求項34に記載の組成物。 36.前記粒子の少なくとも約90重量%が約2nmないし約30nmの粒度を 持つことを特徴とする請求項34に記載の組成物。 37.前記異なる組成からなる粒子は、充填剤、触媒、伝導性粒子、強化フィブ リル、およびそれらの混合物からなる群から選択されることを特徴とする請求項 34に記載の組成物。 38.水溶性の液体組成物を調製する方法であって、ポリマーを約2nmから約 30nmの粒度を持つ粒子が少なくとも約25重量%含まれる粒子にするために 、加圧された容器内でポリマーを水溶性の液体分散媒体に接触させる接触工程を 有し、前記容器の内容物を冷やして約100℃以下にすること、高度にフッ素化 されたイオン交換ポリマーからなる粒子を含む水溶性の液体組成物を回収するこ とで、スルホン酸塩官能基を持ち、イオン交換率が約33以下である高度にフッ 素化されたイオン交換ポリマーを持つ粒子を含む水溶性の液体組成物を調製する ことを特徴とする方法。 39.前記接触工程は、実質的に水混和性アルコールを含まない分散媒体中で、 約150℃から約350℃の温度でもって実施し、さらに前記容器の内容物を十 分に攪拌し、少なくとも約150秒-1の剪断力に容器の内容物をさらすことを特 徴とする請求項38に記載の方法。 40.前記分散媒体に接触させる前記接触工程の際に、前記撹拌は前記容器の内 容物を少なくとも約300秒-1の剪断力にさらすことを特徴とする請求項39に 記載の方法。 41.前記分散媒体に接触させる前記接触工程の際に、前記撹拌は前記容器の内 容物を少なくとも約1000秒-1の剪断力にさらすことを特徴とする請求項39 に記載の方法。 42.前記方法は撹拌オートクレーブ内で実施されることを特徴とする請求項3 8に記載の方法。 43.前記方法は耐酸性の容器内で実施されることを特徴とする請求項38に記 載の方法。 44.前記分散媒体に接触させる前記接触工程を行う時間は約10時間以下であ ること特徴とする請求項38に記載の方法。 45.前記分散媒体に接触させる前記接触工程を行う時間は約5時間以下である こと特徴とする請求項38に記載の方法。 46.前記分散媒体に接触させる前記接触工程を行う温度は約220℃ないし約 300℃であることを特徴とする請求項39に記載の方法。 47.前記分散媒体は、実質的に水混和性有機化合物を含まないことを特徴とす る請求項38に記載の方法。 48.前記分散媒体は、本質的に水からなることを特徴とする請求項38に記載 の方法。 49.回収された前記水溶性の液体組成物は、約5重量%ないし約40重量%の イオン交換ポリマーを含むことを特徴とする請求項38に記載の方法。 50.前記分散媒体は、非反応性、実質的に水不混和性有機化合物および二酸化 炭素からなる群から選択される分散補助添加剤を0.5重量%ないし75重量% 含むことを特徴とする請求項38に記載の方法。 51.前記イオン交換ポリマーは過フッ素化されていることを特徴とする請求項 38に記載の方法。 52.固形組成物を生成するために、前記水溶性の液体組成物から液体成分を除 去する工程をさらに含むことを特徴とする請求項38に記載の方法。 53.前記液体成分を除去する工程は、前記イオン交換ポリマーの凝集温度より も低い温度で蒸発を行うことで実施することを特徴とする請求項52に記載の方 法。 54.前記回収された液体組成物をH2O2と接触させる工程をさらに含むことを 特徴とする請求項38に記載の方法。 55.前記接触工程の間、前記ポリマーはスルホン酸のかたちであることを特徴 とする請求項38に記載の方法。 56.前記ポリマーは、最初にスルホン酸のかたちであり、前記接触工程は、弱 酸の金属またはアンモニウム塩の存在下で行うことで、前記回収された水溶性液 体組成物内の前記粒子を金属またはアンモニウム塩のかたちにすることを特徴と する請求項38に記載の方法。 57.スルホン酸塩官能基を持つ高度にフッ素化されたポリマーからなる薄膜を 製造する方法であって、液体分散媒体と、スルホン酸塩官能基を持ち、イオン交 換比率が約33以下である高度にフッ素化したイオン交換ポリマーからなる粒子 を含み、かつ該粒子の少なくとも約25重量%は、粒度が約2nmないし約30 nmである高度にフッ素化された約0.5重量%ないし約50重量%のイオン交 換ポリマーとを含む液体組成物をキャストする工程と、前記組成物から前記液体 分散媒体を取り除くことで前記イオン交換ポリマーからなる非凝集薄膜を形成す る工程とを有することを特徴とする方法。 58.前記イオン交換ポリマーの凝集温度よりも高い温度に前記非凝集薄膜を加 熱することを特徴とする請求項57に記載の方法。 59.前記液体分散媒体はさらに界面活性剤を含むことを特徴とする請求項57 に記載の方法。 60.スルホン酸塩官能基を持つ高度にフッ素化されたイオン交換ポリマーから なる長く伸びた形状の製品を作る方法であって、 液体分散媒体と、スルホン酸塩官能基を持ち、イオン交換比率が約33以下で ある高度にフッ素化したイオン交換ポリマーからなる粒子を含み、かつ該粒子の 少なくとも約25重量%は、粒度が約2nmないし約30nmである高度にフッ 素化された約0.5重量%ないし約50重量%のイオン交換ポリマーとを含む液 体組成物を押し出す工程と、前記液体分散媒体を前記押し出された組成物から除 去することで前記イオン交換ポリマーからなる非凝集に形状化された製品を形成 する工程とを有することを特徴とする方法。 61.前記イオン交換ポリマーの凝集温度よりも高い温度に前記非凝集に形状化 された製品を加熱することを特徴とする請求項60に記載の方法。 62.前記形状化された製品は繊維であることを特徴とする請求項60に記載の 方法。 63.スルホン酸塩官能基を持つ高度にフッ素化されたイオン交換ポリマーを含 む製品を製造する方法であって、液体分散媒体を含む液体組成物と、スルホン酸 塩官能基を持ち、イオン交換比率が約33以下である高度にフッ素化したイオン 交換ポリマーからなる粒子を含み、かつ該粒子の少なくとも約25重量%は、粒 度が約2nmないし約30nmである高度にフッ素化された約0.5重量%ない し約50重量%のイオン交換ポリマーとを含む液体組成物を、基質に塗布する工 程と、前記液体組成物から前記液体分散媒体を除去することによって非凝集イオ ン交換ポリマーを形成する工程とを有することを特徴とする方法。 64.前記イオン交換ポリマーの凝集温度よりも高い温度に前記非凝集イオン交 換ポリマーを加熱することを特徴とする請求項63に記載の方法。 65.前記基質は非孔質性であり、前記イオン交換ポリマーは前記基質上に表面 被覆を形成することを特徴とする請求項63に記載の方法。 66.前記基質は、多孔性で、前記基質の内側に前記イオン交換ポリマーが取り 込まれる部分を少なくとも持つことを特徴とする請求項63に記載の方法。 67.前記液体組成物は、さらに異なる組成の粒子を含むことを特徴とする請求 項63に記載の方法。 68.前記基質は、前記イオン交換ポリマーとは異なる組成を持つフルオロポリ マーを有し、前記液体分散媒体は水溶性であり、さらに前記基質に対する前記イ オン交換ポリマーの粘性を高める界面活性剤を含むことを特徴とする請求項63 に記載の方法。 69.前記基質は、前記基質に対する前記イオン交換ポリマーの粘性を高めるた めに前記組成物の塗布に先立って処理される前記イオン交換ポリマーとは異なる 組成を持つフルオロポリマーを有することを特徴とする請求項63に記載の方法 。
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Cited By (15)
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JPWO2004005377A1 (ja) * | 2002-07-08 | 2005-11-04 | 旭硝子株式会社 | イオン交換体ポリマー分散液、その製造方法、及びその使用 |
JPWO2005054363A1 (ja) * | 2003-12-01 | 2007-06-28 | ダイキン工業株式会社 | 含フッ素ポリマー液状組成物及びフッ素系架橋体製造方法 |
JP2008144139A (ja) * | 2002-06-17 | 2008-06-26 | Daikin Ind Ltd | 含フッ素ポリマー分散体及び含フッ素ポリマー分散体製造方法 |
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US5912280A (en) * | 1996-12-27 | 1999-06-15 | E. I. Du Pont De Nemours And Company | Ink jet inks containing emulsion-polymer additives to improve water-fastness |
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1997
- 1997-10-15 DE DE69705854T patent/DE69705854T2/de not_active Expired - Lifetime
- 1997-10-15 JP JP51849198A patent/JP3936402B2/ja not_active Expired - Lifetime
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- 1997-10-15 BR BR9712231-9A patent/BR9712231A/pt active Search and Examination
- 1997-10-15 EP EP97910078A patent/EP0932646B1/en not_active Expired - Lifetime
- 1997-10-15 CN CN97198813.7A patent/CN1233267A/zh active Pending
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Also Published As
Publication number | Publication date |
---|---|
US6150426A (en) | 2000-11-21 |
US20050171220A1 (en) | 2005-08-04 |
US7166685B2 (en) | 2007-01-23 |
WO1998016581A1 (en) | 1998-04-23 |
US20100174003A1 (en) | 2010-07-08 |
AU4754197A (en) | 1998-05-11 |
US7714028B2 (en) | 2010-05-11 |
US6552093B1 (en) | 2003-04-22 |
EP0932646A1 (en) | 1999-08-04 |
DE69705854D1 (de) | 2001-08-30 |
JP3936402B2 (ja) | 2007-06-27 |
CA2268629A1 (en) | 1998-04-23 |
BR9712231A (pt) | 1999-08-31 |
US20030176515A1 (en) | 2003-09-18 |
US20080227875A1 (en) | 2008-09-18 |
DE69705854T2 (de) | 2002-04-11 |
CN1233267A (zh) | 1999-10-27 |
US7893118B2 (en) | 2011-02-22 |
US20050119357A1 (en) | 2005-06-02 |
US6916853B2 (en) | 2005-07-12 |
AU745585B2 (en) | 2002-03-21 |
EP0932646B1 (en) | 2001-07-25 |
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