JP5514204B2 - イオン性フッ素ポリマーと表面荷電ナノ粒子との錯体を含む基材コーティング - Google Patents
イオン性フッ素ポリマーと表面荷電ナノ粒子との錯体を含む基材コーティング Download PDFInfo
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Description
PTFE及びePTFE基材の場合には、コーティングが優れた接着性と成膜性を示すことが特に有利である。
−(O)n−(CR1R2)m−X
式中、
R1=H、F、Cl、Br又はI;
R2=H、F、Cl、Br又はI;
X=COOH、SO2OH又はOPO(OH)2;
n=0又は1;
m=0〜10。
−CFH−
−(CH2)n−(n=1〜10)
−(OCH2)n−(n=1〜10)
−(OCH2CH2)n−(n=1〜10)
イオン性フルオロポリエーテルが非イオン性末端基を含む場合、非イオン性末端基は通常は−OCF3、−OC2F5、−OC3F7等の基である。
−(O)n−(CR1R2)m−CR3R4R5
式中、
R1=H、F、Cl、Br又はI;
R2=H、F、Cl、Br又はI;
R3=H、F、Cl、Br又はI;
R4=H、F、Cl、Br又はI;
R5=H、F、Cl、Br、I、アルキル又はアリール;
n=0又は1;
m=0〜10。
−CF2R6(R6=H、Cl、Br又はI)
−CFR7−CF3(R7=H、Cl、Br又はI)
−(O)n−(CR1R2)m−CR3R4R5で表される末端基は、以下の基の組み合わせから選択されてもよい。
−OCF3;−OC2F5;−OC3F7;−OC4F9;−OC5F11;−OC6F13;−OC7F15;−OC8F17;−OC9F19;−OC10F21;
−OCF2H;−OC2F4H;−OC3F6H;−OC4F8H;−OC5F10H;−OC6F12H;−OC7F14H;−OC8F16H;−OC9F18H;−OC10F20H;
−OCF2Cl;−OC2F4Cl;−OC3F6Cl;−OC4F8Cl;−OC5F10Cl;−OC6F12Cl;−OC7F14Cl;−OC8F16Cl;−OC9F18Cl;−OC10F20Cl;
−OCF2Br;−OC2F4Br;−OC3F6Br;−OC4F8Br;−OC5F10Br;−OC6F12Br;−OC7F14Br;−OC8F16Br;−OC9F18Br;−OC10F20Br;
−OCF2I;−OC2F4I;−OC3F6I;−OC4F8I;−OC5F10I;−OC6F12I;−OC7F14I;−OC8F16I;−OC9F18I;−OC10F20I;
−OCF1H2;−OC2F3H2;−OC3F5H2;−OC4F7H2;−OC5F9H2;−OC6F11H2;−OC7F13H2;−OC8F15H2;−OC9F17H2;−OC10F19H2;
−OCFCl2;−OC2F3Cl2;−OC3F5Cl2;−OC4F7Cl2;−OC5F9Cl2;−OC6F11Cl2;−OC7F13Cl2;−OC8F15Cl2;−OC9F17Cl2;−OC10F19Cl2;
−OCF1Br2;−OC2F3Br2;−OC3F5Br2;−OC4F7Br2;−OC5F9Br2;−OC6F11Br2;−OC7F13Br2;−OC8F15Br2;−OC9F17Br2;−OC10F19Br2;
−OCF1I2;−OC2F3I2;−OC3F5I2;−OC4F7I2;−OC5F9I2;−OC6F11I2;−OC7F13I2;−OC8F15I2;−OC9F17I2;−OC10F19I2;
−CF3;−C2F5;−C3F7;−C4F9;−C5F11;−C6F13;−C7F15;−C8F17;−C9F19;−C10F21;
−CF2H;−C2F4H;−C3F6H;−C4F8H;−C5F10H;−C6F12H;−C7F14H;−C8F16H;−C9F18H;−C10F20H;
−CF2Cl;−C2F4Cl;−C3F6Cl;−C4F8Cl;−C5F10Cl;−C6F12Cl;−C7F14Cl;−C8F16Cl;−C9F18Cl;−C10F20Cl;
−CF2Br;−C2F4Br;−C3F6Br;−C4F8Br;−C5F10Br;−C6F12Br;−C7F14Br;−C8F16Br;−C9F18Br;−C10F20Br;
−CF2I;−C2F4I;−C3F6I;−C4F8I;−C5F10I;−C6F12I;−C7F14I;−C8F16I;−C9F18I;−C10F20I;
−CF1H2;−C2F3H2;−C3F5H2;−C4F7H2;−C5F9H2;−C6F11H2;−C7F13H2;−C8F15H2;−C9F17H2;−C10F19H2;
−CFCl2;−C2F3Cl2;−C3F5Cl2;−C4F7Cl2;−C5F9Cl2;−C6F11Cl2;−C7F13Cl2;−C8F15Cl2;−C9F17Cl2;−C10F19Cl2;
−CF1Br2;−C2F3Br2;−C3F5Br2;−C4F7Br2;−C5F9Br2;−C6F11Br2;−C7F13Br2;−C8F15Br2;−C9F17Br2;−C10F19Br2;
−CF1I2;−C2F3I2;−C3F5I2;−C4F7I2;−C5F9I2;−C6F11I2;−C7F13I2;−C8F15I2;−C9F17I2;−C10F19I2
Fluorolink(登録商標)C及びFluorolink(登録商標)C 10:
HOOC−CF2−(OCF2CF2)n−(OCF2)m−O−CF2−COOH(式中、m+n=8〜45、m/n=20〜1000)
Fluorolink(登録商標)F 10:
PO(OH)3−y(EtO)x]y−CH2−CF2−(OCF2CF2)n−(OCF2)m−O−CF2−CH2(EtO)x]yPO(OH)3−y(式中、m+n=8〜45、m/n=20〜1000)
Krytox(登録商標)157 FSL:
F−[CF(CF3)CF2O]n−CF(CF3)−COOH(式中、n=〜14(Mn=2500)
Krytox(登録商標)157 FSM(Mn=3500〜4000)及びKrytox(登録商標)157 FSH(Mn=7000〜7500)を含む。
Demnum(登録商標)SH:
CF3−CF2−CF2−O−(CF2−CF2−CF2O)m−CF2−CF2COOH(分子量:3500)
a)2つの基材(例えば、2つの微細孔膜又は1つの微細孔膜と1つの織物層)間の中間層、又は
b)基材の多重被覆層の一部(例えば、2つのコーティング間の層又は最外面のトップコーティング)を形成していてもよい。
a)撥油性
撥油性試験は、AATCC試験法118−2000に準拠して行った。等級は0〜8であり、「0」は最も低い撥油度を示す。基材を湿潤させない最小の数字が油等級である。数字が大きい程、耐油性が優れている。
0はNujol(商標)鉱油である(湿潤)。
1はNujol(商標)鉱油(31.2mN/m)である(はじく)。
2は65/35 Nujol/n−ヘキサデカン(容量、29.6mN/m)である。
3はn−ヘキサデカン(27.3mN/m)である。
4はn−テトラデカン(26.4mN/m)である。
5はn−ドデカン(24.7mN/m)である。
6はn−デカン(23.5mN/m)である。
7はn−オクタン(21.4mN/m)である。
8はn−ヘプタン(19.8mN/m)である。
Hohenstein Standard Test Specification BPI 1.4に準拠した膜及び積層体の水蒸気透過性試験
酢酸カリウム1000gと蒸留水300gを撹拌することによって酢酸カリウムパルプを製造し、少なくとも4時間にわたって沈降させた。70g±0.1gの酢酸カリウムパルプを各ビーカーに入れた。ビーカーをePTFE膜で覆い、密閉した。
ePTFEの試験期間:5分間
モノリシックコーティングePTFE:10分間
織物積層体:15分間
MVTRの算出
ePTFE:MVTR=((G2−G1)×433960)/5
モノリシックコーティングePTFE:MVTR=((G2−G1)×433960)/10
積層体:MVTR=((G2−G1)×433960)/15
ガーレー数(秒)は、ASTM D 726−58に準拠してガーレー式デンソメーターを使用して測定した。
MFPは、Porous Materials Inc.(PMI)社製のキャピラリーフローポロメータ「CFP 1500 AEXLS」を使用して測定した。膜は、Silwick(表面張力:20mN/m)によって完全に湿潤させた。十分に湿潤させたサンプルをサンプル室に入れた。サンプル室を密閉し、最大直径を有する細孔内の流体の毛管作用を克服するために十分な圧力でサンプルの後部でサンプル室にガスを流した。これはバブルポイント圧力である。圧力を徐々に増加させ、細孔内に流体がなくなるまで流れを測定した。圧力範囲は0〜8.5バールとした。平均細孔径に加えて、最大及び最小細孔径も検出した。
電荷減衰時間(charge decay time(CDT))は、DIN EN 1149−3に準拠して測定した。
表面抵抗値は、ASTM D257に準拠して、2つの平行電極間(正方形構成)で測定した。
使用した細菌は、米国のAmerican Type Culture Collection(メリーランド州ロックビル)から入手した。黄色ブドウ球菌(Staphylococcus aureus(ATCC # 25923))及び緑膿菌(Pseudomonas aeruginosa(ATCC # 27853))に対する材料の抗菌性を調べた。試験に使用した微生物は、血液寒天培地中で34〜37℃で24時間培養した。コロニー形態と純度についてグラム染色によって観察した。
材料準備:クリーンベンチ上においてサンプルを約2.5cmのディスクに切断し、阻害帯バイオアッセイ(Zone of Inhibition Bioassay)を使用して抗菌活性の有無を調べた。
阻害帯法(ZOI):
細菌培養物をTrypticase Soy血液寒天培地で増殖させ、Mueller−Hintonブロスに無菌状態で懸濁させた。培養物をMcFarlandの0.5塩化バリウム標準液で標準化した(standard method for disc diffusion sensitivity testing P:SC:318を参照)。標準化培養物をMueller−Hinton寒天プレートに画線し、細菌を均一にした。試験材料サンプルを、所望の試験表面側を下にして寒天に接触させた無菌状態で配置した。微生物を34〜37℃で24時間培養した。その後、プレートを観察してサンプルを囲む明確な阻害帯の有無及び試験材料の上下における増殖の有無について調べた。阻害帯はミリメートルで測定し、結果を記録した。
導電性ポリマーの導電性を調べるために、「Laboratory Notes on Electrical Galvanometric Measurements」,H.H.Wieder,Elsevier Scientific Publishing Co. New York,New York(1979)に記載された4インラインプローブ法を使用した。
難燃性はISO 15025に準拠して測定した。ISO 15025「水平燃焼試験」に準拠してフィルムの燃焼挙動について試験を行った。サンプルは試験装置に垂直に配置し、水平方向の炎に10秒間暴露した。
基材フィルムの厚みは、Heidenhain厚さ測定器を使用して測定した。
Suter試験は、膜サンプルをホルダに均等に固定するAATCC試験127−1989に準拠して行った。膜は、0.2バールの水圧に2分間耐えなければならない。
SEM画像はLEO 1450 VPを使用して撮影した。サンプルは金でスパッタリングした。
Tappi−T541装置(Zwick社、ドイツ)を使用し、DIN 54516「ボール紙の内部接着強度(Internal bond strength of paperboard)」に準拠して試験を行った。
技術データ:
Tappi−T 541材料試験機
2500 N、加圧速度:800mm/分、試験速度:600mm/分
2つのステンレス鋼試料ホルダ、645mm2(1平方インチ)の5倍のサンプル表面、両面粘着テープ410B(3M社)
蒸留水の液滴(4μl)を25℃で基材に置いた。5及び30秒後に、DSA 10装置(Kruess社)を使用して接触角を測定した。
フレーザー数は、ASTM D 737に準拠して通気性試験機III FX3300(TEXTEST社)を使用して測定した。
198gのClevios(商標)P(以前の名称はBaytron(登録商標)P、固形分:1.02重量%(水に分散した導電性ポリマーPEDT/PSS([ポリ(3,4−エチレンジオキシチオフェン)ポリ(スチレンスルホネート)]))、平均膨潤粒径d50:約80nm、製品情報小冊子、H.C.Starck社)を396gのエタノールと混合した。エタノールと混合した62gのFlemion(登録商標)F950(アイオノマー、旭硝子株式会社、AGC1、固形分:6.3%)を200gのClevios(商標)P/水/エタノール分散液に撹拌下で添加した。
198gのClevios(商標)P(実施例1と同じ)と396gのエタノールを混合した。
ePTFE膜(平均細孔径:490nm、ガーレー:7秒、厚み:74μm、秤量:36.8g/m2)を、198.2gのClevios(商標)P(実施例1と同じ)、62.3gのFlemion(登録商標)F 950(エタノール溶液、固形分:6.3%、アイオノマー、AGC社)及び396.2gのエタノールの混合物によってコーティングした。140℃での乾燥後のレイダウンは0.4g/m2だった。
ePTFE膜(平均細孔径:0.195μm、ガーレー:12秒、厚み:34μm、秤量:20.6g/m2)を、実施例1と同様なClevios(商標)PとFlemion(登録商標)F 950(エタノール溶液、アイオノマー、AGC社)の分散液によってコーティングした。
ePTFE膜(平均細孔径:490nm、ガーレー:7秒、厚み:74μm、秤量:36.8g/m2)を、198.2gのClevios(商標)PH(以前の名称はBaytron(登録商標)PH、固形分:1.24重量%(水に分散した導電性ポリマーPEDT/PSS([ポリ(3,4−エチレンジオキシチオフェン)ポリ(スチレンスルホネート)]))、平均膨潤粒径d50:約30nm、製品情報小冊子、H.C.Starck社)、62.3gのFlemion(登録商標)F 950(エタノール溶液、固形分:6.3%、アイオノマー、AGC社)及び396.2gのエタノールの混合物によってコーティングした。
ePTFE膜(実施例4と同じ)を、62.3gのFlemion(登録商標)F 950(エタノール溶液、固形分:6.3%、アイオノマー、AGC社)、396.2gのエタノール、198.2gのClevios(商標)PH(固形分:1.02重量%(水に分散した導電性ポリマーPEDT/PSS([ポリ(3,4−エチレンジオキシチオフェン)ポリ(スチレンスルホネート)]))、平均膨潤粒径d50:約30nm、製品情報小冊子、H.C.Starck社)の混合物によってコーティングした。
ePTFE膜(実施例4と同じ)を、62.3gのFlemion(登録商標)F 950(エタノール溶液、固形分:6.3%、アイオノマー、AGC社)、396.2gのエタノール及び198.2gの水の混合物によってコーティングした。
ePTFE膜(平均細孔径:0.195μm、ガーレー:12秒、厚み:34μm、秤量:20.6g/m2)を、1600gのFlemion(登録商標)F 950(エタノール溶液、固形分:6.0%、アイオノマー、AGC社)、5428gのエタノール及び2682gの水の混合物によってコーティングした。
超高分子量ポリエチレン膜(平均細孔径:0.470μm、ガーレー:48秒、厚み:40μm、秤量:12.0g/m2、MVTR:42,000 g/m2/24h)を、155.4gのClevios(商標)PH(実施例4と同じ)、43.6gのFlemion(登録商標)F 950(エタノール溶液、固形分:9.0%、アイオノマー、AGC社)及び396.2gのエタノールの混合物によってディップコーティングした。膜は90℃で5分間乾燥した。
超高分子量ポリエチレン膜(実施例6と同じ)を、40.4gのドープポリアニリン(Ormecon(商標)50−D1005W−1、固形分:5.0重量%、平均粒径:35nm、製品情報小冊子、水溶液)、43.6gのFlemion(登録商標)F 950(エタノール溶液、固形分:9.0%、アイオノマー、AGC社)及び396.2gのエタノールの混合物によってディップコーティングした。膜は90℃で5分間乾燥した。
ePTFE膜(平均細孔径:0.858μm、厚み:75μm、ガーレー:1秒、秤量:38g/m2)を、40.4gのドープポリアニリン(Ormecon(商標)50−D1005W−1、固形分:5.0重量%、水溶液)、43.6gのFlemion(登録商標)F 950(エタノール溶液、固形分:9.0%、アイオノマー、AGC社)及び396.2gのエタノールの混合物によってディップコーティングした。膜は165℃で3分間乾燥した。
ISO 15025「水平燃焼試験」に準拠して実施例3で作製したフィルムの燃焼挙動について試験を行った。サンプルは試験装置に垂直に配置し、水平方向の炎に10秒間暴露した。
100%ナイロン(Taslan UK red、ポリアミド)織物を、実施例4と同様な混合物によってコーティングした。
実施例3のコーティングされた膜のePTFE側にTaslan UK red(100%ナイロン)を積層した。
実施例3の膜のコーティングされた面にTaslan UK red(100%ナイロン)を積層した。
実施例3のコーティングされた膜のePTFE側にフランネルライナー((Flannel liner)100%ポリエステル)を積層した。
実施例3の膜のコーティングされた面にフランネルライナー(100%ポリエステル)を積層した。
実施例3のコーティングされた膜のePTFE側にNomex(ポリアラミド)不織布を積層した。
1982gのClevios(商標)PH(固形分:1.3重量%)に、撹拌下で3962gのエタノールを添加した。654gのFlemion(登録商標)F950(エタノール溶液、固形分:6.0重量%)の溶液を上記分散液に添加し、30分間撹拌した。
1200gのClevios(商標)PH(固形分:1.3重量%)を、654gのFlemion(登録商標)F950(固形分:6%)及び8600gのエタノールと混合した。ePTFE膜(厚み:34μm、秤量:21.2g/m2、ガーレー:11.5秒、水注入圧力:1.24バール)を、25℃で上記混合物によってディップコーティングした(2.6m/分)。膜をオーブン内において130℃で乾燥し、165℃で処理(tempered)した。
168gのFlemion(登録商標)F950(固形分:6.0%)、30gの水、2gの酢酸銀(99.99%)、696gのエタノール及び198gのClevios(商標)PH(実施例4と同じ)の混合物を40℃で調製した。
1.1gの酢酸銀(99.99%、Sigma Aldrich社)を80℃で98.9gの水に溶解した(溶液A)。65gのFlemion(登録商標)F950(エタノール溶液、固形分:3.15%)を40℃で35gの溶液Aと混合した。
Claims (23)
- ポリマー基材である非導電性基材と、前記非導電性基材上に形成され、イオン性フッ素ポリマーと粒径が5〜500nmである表面荷電ナノ粒子を含む対イオン剤との錯体を含むコーティングと、を含む物品。
- 請求項1において、前記表面荷電ナノ粒子が、導電性ポリマーのナノ粒子である物品。
- 請求項1又は2において、前記対イオン剤の対イオン電荷によって前記イオン性フッ素ポリマーのイオン性基の0.1〜99%が平衡を保たれている物品。
- 前記請求項のいずれか1項において、前記イオン性フッ素ポリマーがアニオン性基を含む物品。
- 請求項4において、前記アニオン性基が、カルボキシル基、リン酸基、スルホン基及びそれらの組み合わせから選択される物品。
- 前記請求項のいずれか1項において、前記イオン性フッ素ポリマーのF/H比が1以上である物品。
- 前記請求項のいずれか1項において、103〜1011Ω/□の導電性を有する物品。
- 前記請求項のいずれか1項において、前記イオン性フッ素ポリマーの当量が500〜2000mol/gである物品。
- 前記請求項のいずれか1項において、前記基材がフッ素ポリマーである物品。
- 請求項9において、前記基材がポリテトラフルオロエチレン(PTFE)である物品。
- 前記請求項のいずれか1項において、前記基材が多孔性である物品。
- 前記請求項のいずれか1項において、前記コーティングが、モノリシック層として前記基材の表面に存在する物品。
- 請求項12において、モノリシック層として前記基材の表面に存在する前記コーティングの厚みが0.05〜25μmである物品。
- 請求項11〜13のいずれか1項において、前記コーティングが、細孔の内表面及び外表面に存在する物品。
- 請求項14において、前記細孔の内表面及び外表面に存在する前記コーティングの厚みが50nmよりも大きい物品。
- 請求項14又は15において、前記基材の細孔が前記コーティングによって完全には満たされていない物品。
- 請求項11〜16のいずれか1項において、前記コーティングされた基材が通気性(ガーレー数<100秒)を有する物品。
- 前記請求項のいずれか1項において、前記コーティングされた基材が90°以上の水接触角を有する物品。
- 前記請求項のいずれか1項において、前記対イオン剤が、抗菌活性を有するイオンをさらに含む物品。
- a)イオン性フッ素ポリマー又はその前駆体と、粒径が5〜500nmである表面荷電ナノ粒子又はその前駆体の混合物を調製する工程と、b)前記工程a)で調製した混合物を基材に塗布する工程と、を含む、ポリマー基材である非導電性基材上にコーティングを形成するための方法。
- イオン性フッ素ポリマーと粒径が5〜500nmである表面荷電ナノ粒子を含む対イオン剤との錯体の、ポリマー基材である非導電性基材上にコーティングを形成するための使用。
- イオン性フッ素ポリマーと粒径が5〜500nmである表面荷電ナノ粒子を含む対イオン剤とを含むコーティングの、ポリマー基材の撥油性、通気性、帯電防止性、難燃性、抗菌性及び/又はそれらの組み合わせを向上させるための使用。
- 請求項1〜19のいずれか1項に記載の物品の、衣類、織物構造、積層体、フィルターエレメント、通気エレメント、センサー、診断装置、保護筺体又は分離エレメントの製造のための使用。
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EP20080012948 EP2145916B1 (en) | 2008-07-17 | 2008-07-17 | Substrate coating comprising a complex of an ionic fluoropolymer and surface charged nanoparticles |
PCT/EP2009/005149 WO2010006784A1 (en) | 2008-07-17 | 2009-07-15 | Substrate coating comprising a complex of an ionic fluoropolymer and surface charged nanoparticles |
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EP2145917B1 (en) * | 2008-07-17 | 2012-06-06 | W.L. Gore & Associates GmbH | Polymer coating comprising a complex of an ionic fluoropolyether and a counter ionic agent |
US20100055341A1 (en) * | 2008-08-26 | 2010-03-04 | Seoul National University Research & Development Business Foundation (Snu R&Db Foundation) | Carbon nanotube networks with conductive polymer |
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2008
- 2008-07-17 EP EP20080012948 patent/EP2145916B1/en active Active
- 2008-07-17 PL PL08012948T patent/PL2145916T3/pl unknown
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- 2009-07-15 EP EP20090797434 patent/EP2300522A1/en not_active Withdrawn
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- 2009-07-15 CN CN200980127390.6A patent/CN102089368B/zh active Active
- 2009-07-15 RU RU2010153062/05A patent/RU2471823C2/ru not_active IP Right Cessation
- 2009-07-15 JP JP2011517812A patent/JP5514204B2/ja active Active
- 2009-07-15 CA CA 2727955 patent/CA2727955C/en active Active
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10807264B2 (en) * | 2016-05-25 | 2020-10-20 | Uniflex-Hydraulik Gmbh | Machine for cutting tubes |
Also Published As
Publication number | Publication date |
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CN102089368A (zh) | 2011-06-08 |
EP2145916A1 (en) | 2010-01-20 |
KR101309692B1 (ko) | 2013-09-17 |
PL2145916T3 (pl) | 2013-11-29 |
EP2145916B1 (en) | 2013-06-19 |
US20110165406A1 (en) | 2011-07-07 |
WO2010006784A1 (en) | 2010-01-21 |
RU2471823C2 (ru) | 2013-01-10 |
CN102089368B (zh) | 2015-04-29 |
RU2010153062A (ru) | 2012-08-27 |
JP2011528048A (ja) | 2011-11-10 |
KR20110020303A (ko) | 2011-03-02 |
CA2727955A1 (en) | 2010-01-21 |
CA2727955C (en) | 2013-04-09 |
EP2300522A1 (en) | 2011-03-30 |
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