JP2005243532A - 液晶高分子からなる膜の製造方法 - Google Patents
液晶高分子からなる膜の製造方法 Download PDFInfo
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- 229920000106 Liquid crystal polymer Polymers 0.000 title claims description 43
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 title claims description 41
- 238000000034 method Methods 0.000 title abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 20
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 230000001678 irradiating effect Effects 0.000 claims abstract description 9
- 230000003287 optical effect Effects 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims description 43
- 239000000463 material Substances 0.000 claims description 18
- 238000000151 deposition Methods 0.000 claims description 6
- 230000001747 exhibiting effect Effects 0.000 claims description 6
- 230000005669 field effect Effects 0.000 claims description 6
- 238000005401 electroluminescence Methods 0.000 claims description 2
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- 230000004888 barrier function Effects 0.000 abstract description 15
- 239000011368 organic material Substances 0.000 abstract description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 13
- 229910052760 oxygen Inorganic materials 0.000 abstract description 13
- 239000001301 oxygen Substances 0.000 abstract description 13
- 230000006866 deterioration Effects 0.000 abstract description 6
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- 238000006243 chemical reaction Methods 0.000 description 9
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 6
- 229910052737 gold Inorganic materials 0.000 description 6
- 239000010931 gold Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- FJKROLUGYXJWQN-UHFFFAOYSA-N 4-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
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- -1 polyphenylene bisbenzothiazole Polymers 0.000 description 4
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- 230000008018 melting Effects 0.000 description 3
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- 229920000647 polyepoxide Polymers 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
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- 229940090248 4-hydroxybenzoic acid Drugs 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 239000004974 Thermotropic liquid crystal Substances 0.000 description 2
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- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
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- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000001451 molecular beam epitaxy Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- SLIUAWYAILUBJU-UHFFFAOYSA-N pentacene Chemical compound C1=CC=CC2=CC3=CC4=CC5=CC=CC=C5C=C4C=C3C=C21 SLIUAWYAILUBJU-UHFFFAOYSA-N 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
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- 229910052709 silver Inorganic materials 0.000 description 2
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- 238000004544 sputter deposition Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 239000011364 vaporized material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- KAUQJMHLAFIZDU-UHFFFAOYSA-N 6-Hydroxy-2-naphthoic acid Chemical compound C1=C(O)C=CC2=CC(C(=O)O)=CC=C21 KAUQJMHLAFIZDU-UHFFFAOYSA-N 0.000 description 1
- 229920003026 Acene Polymers 0.000 description 1
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- XMWRBQBLMFGWIX-UHFFFAOYSA-N C60 fullerene Chemical compound C12=C3C(C4=C56)=C7C8=C5C5=C9C%10=C6C6=C4C1=C1C4=C6C6=C%10C%10=C9C9=C%11C5=C8C5=C8C7=C3C3=C7C2=C1C1=C2C4=C6C4=C%10C6=C9C9=C%11C5=C5C8=C3C3=C7C1=C1C2=C4C6=C2C9=C5C3=C12 XMWRBQBLMFGWIX-UHFFFAOYSA-N 0.000 description 1
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
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- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- XBDYBAVJXHJMNQ-UHFFFAOYSA-N Tetrahydroanthracene Natural products C1=CC=C2C=C(CCCC3)C3=CC2=C1 XBDYBAVJXHJMNQ-UHFFFAOYSA-N 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- XEPMXWGXLQIFJN-UHFFFAOYSA-K aluminum;2-carboxyquinolin-8-olate Chemical compound [Al+3].C1=C(C([O-])=O)N=C2C(O)=CC=CC2=C1.C1=C(C([O-])=O)N=C2C(O)=CC=CC2=C1.C1=C(C([O-])=O)N=C2C(O)=CC=CC2=C1 XEPMXWGXLQIFJN-UHFFFAOYSA-K 0.000 description 1
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 150000004984 aromatic diamines Chemical class 0.000 description 1
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- 230000015572 biosynthetic process Effects 0.000 description 1
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- 229910052802 copper Inorganic materials 0.000 description 1
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- 229910003460 diamond Inorganic materials 0.000 description 1
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- 239000004744 fabric Substances 0.000 description 1
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- 229910003472 fullerene Inorganic materials 0.000 description 1
- 229910000449 hafnium oxide Inorganic materials 0.000 description 1
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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- 150000002739 metals Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 description 1
- 229920001643 poly(ether ketone) Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002312 polyamide-imide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920006149 polyester-amide block copolymer Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920001955 polyphenylene ether Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- YYMBJDOZVAITBP-UHFFFAOYSA-N rubrene Chemical compound C1=CC=CC=C1C(C1=C(C=2C=CC=CC=2)C2=CC=CC=C2C(C=2C=CC=CC=2)=C11)=C(C=CC=C2)C2=C1C1=CC=CC=C1 YYMBJDOZVAITBP-UHFFFAOYSA-N 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- IFLREYGFSNHWGE-UHFFFAOYSA-N tetracene Chemical compound C1=CC=CC2=CC3=CC4=CC=CC=C4C=C3C=C21 IFLREYGFSNHWGE-UHFFFAOYSA-N 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 1
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Abstract
【解決手段】 光学的異方性を示す液晶性高分子にパルスレーザーを照射することにより蒸発生成した気化物を基材上に堆積固化させることを特徴とする。
【選択図】 なし
Description
Macromolecular Rapid Communications,Vol.25,pp196-203(2004)
このようなLCPの薄い膜は、従来知られている方法では、製造することが容易ではなかった。
作製した有機FET素子について、作製直後もしくは真空装置内での電界効果移動度(A)および相対湿度60%の大気中に9日間放置した後の電界効果移動度(B)を測定し、(式1)を用いて保護特性を評価した。なお、電界効果移動度は、飽和領域におけるVG- ID曲線から(式2)を用いて求めた。
(保護特性、単位:%)=(B/A)×100 …(式1)
図5に示すように、サファイアからなる絶縁基板2上に、電極Aの金、本発明の製造方法によって形成された保護膜1、電極Bの金の順序で構成される試料を作製し、電極A−B間の破壊電圧を計測した。
パルスレーザーのターゲットとして、p−ヒドロキシ安息香酸と6−ヒドロキシ−2−ナフトエ酸の共重合物で、融点が280℃であるサーモトロピックLCPを吐出量20kg/時で溶融押出し、横延伸倍率4.77倍、縦延伸倍率2.09倍の条件でインフレーション製膜することにより、厚さ50μmのフィルムを得た。
パルスレーザーのターゲットとして、p−ヒドロキシ安息香酸、テレフタル酸、イソフタル酸、およびビフェノールの共重合物で、融点が340℃であるサーモトロピックLCPを吐出量20kg/時で溶融押出し、横延伸倍率3.56倍、縦延伸倍率2.81倍の条件でインフレーション製膜することにより、厚さ50μmのフィルムを得た。
厚さ1800Åのサファイア基板上に、蒸着法によって厚さ300Åのアルミからなるゲート電極、スパッター法で厚み2000Åの酸化アルミからなるゲート誘電体、分子線エピタキシー法で厚み500Åのペンタセンからなる有機半導体、蒸着法で厚さ300Åの金と厚さ100Åのニッケルからなるドレイン電極およびソース電極を順次形成することにより、有機FET素子を作製した。
参考例1で得たサーモトロピックLCPのフィルムをターゲットとして、真空度10-7Torrの雰囲気下で、波長248nmのKrFパルスレーザーをエネルギー密度0.56J/cm2で照射することにより、厚さ700Åの保護膜を有する図5の構造の絶縁特性評価用試料を作製した。
次に、参考例3で得た、保護膜を有していない有機FET素子を素材として用い、上記と同様にして、表面に厚さ700Åの保護膜を有する図1の構造の有機FET素子を作製した。
得られた絶縁特性評価用試料の絶縁特性、および有機FET素子の保護特性を表6に示す。
参考例1で得たサーモトロピックLCPのフィルムをターゲットとして、真空度10-7Torrの雰囲気下で、波長248nmのKrFパルスレーザーを0.84J/cm2のエネルギー密度で照射することにより、厚さ700Åの保護膜を有する図5の構造の絶縁特性評価用試料を作製した。
次に、参考例3で得た、保護膜を有していない有機FET素子を基材として用い、上記と同様にして、表面に厚さ700Åの保護膜を有する図1の構造の有機FET素子を作製した。
得られた絶縁特性評価用試料の絶縁特性、および有機FET素子の保護特性を表6に示す。
参考例1で得たサーモトロピックLCPのフィルムをターゲットとして、真空度10-7Torrの雰囲気下で、波長248nmのKrFパルスレーザーをエネルギー密度0.56J/cm2で照射することにより、厚さ1100Åの保護膜を有する図5の構造の絶縁特性評価用試料を作製した。
次に、参考例3で得た、保護膜を有していない有機FET素子を基材として用い、上記と同様にして、表面に厚さ1100Åの保護膜を有する図1の構造の有機FET素子を作製した。
得られた絶縁特性評価用試料の絶縁特性、および有機FET素子の保護特性を表6に示す。
参考例2で得たサーモトロピックLCPのフィルムをターゲットとしたこと以外は実施例1と同様にして、厚さ700Åの保護膜を有する図5の構造の絶縁特性評価用試料、および厚さ700Åの保護膜を有する図1の構造の有機FET素子を作製した。
得られた絶縁特性評価用試料の絶縁特性、および有機FET素子の保護特性を表6に示す。
波長532nmのNd/YAGレーザーを用いて、エネルギー密度0.133J/cm2で照射したこと以外は実施例1と同様にして、厚さ700Åの保護膜を有する図5の構造の絶縁特性評価用試料、および厚さ700Åの保護膜を有する図1の構造の有機FET素子を作製した。
得られた絶縁特性評価用試料の絶縁特性、および有機FET素子の保護特性を表6に示す。
参考例3で得た保護膜を有していない有機FET素子を用いて、保護特性を評価した。結果を表6に示す。
厚さ100μmのポリエチレンテレフタレートフィルムからなる基板上に、参考例1で得たサーモトロピックLCPのフィルムをターゲットとして、真空度10-7Torrの雰囲気下で、波長248nmのKrFパルスレーザーをエネルギー密度0.56J/cm2で照射することにより厚さ700Åの保護膜を形成し、次いで厚さ700ÅのITO電極、厚さ50nmのTPD層、厚さ60nmのAlq3 (Tris-(8-hydroxyquinolate)-aluminum)層、厚さ50nmのMg:Ag電極をこの順に順次形成し、さらに、参考例1で得たサーモトロピックLCPのフィルムをターゲットとして、真空度10-7Torrの雰囲気下で、波長248nmのKrFパルスレーザーをエネルギー密度0.56J/cm2で照射することによって厚さ700Åの保護膜を形成することにより、図4において電子輸送層が省略された構造を有する有機EL素子を作製した。
2:基板
3:ゲート電極
5:ゲート誘電体
6:有機半導体
7:ドレイン電極
8:ソース電極
11、11A:保護膜
12:透明高分子フィルム(基材)
13:アノード(透明電極)
14:正孔輸送層
15: 発光層
16:電子輸送層
17:カソード
Claims (6)
- 光学的異方性を示す液晶性高分子にパルスレーザーを照射することにより蒸発生成した気化物を基材上に堆積固化させることからなる膜の製造方法。
- 光学的異方性を示す液晶性高分子にパルスレーザーを照射することにより蒸発生成した気化物を基材上に堆積固化させてなる膜。
- 基材上に請求項2に記載の膜を有する積層体。
- 請求項2に記載の膜を保護膜とする電子デバイス。
- 電子デバイスが有機エレクトロルミネッセンス素子であることを特徴とする請求項4に記載の電子デバイス。
- 電子デバイスが有機電界効果トランジスタ素子であることを特徴とする請求項4に記載の電子デバイス。
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JP2004054035A JP4587276B2 (ja) | 2004-02-27 | 2004-02-27 | 液晶高分子からなる膜の製造方法 |
US10/585,204 US7727686B2 (en) | 2004-02-27 | 2004-08-27 | Method of making LC polymer film |
CA 2552488 CA2552488C (en) | 2004-02-27 | 2004-08-27 | Method of making lc polymer film |
PCT/JP2004/012378 WO2005083147A1 (ja) | 2004-02-27 | 2004-08-27 | 液晶高分子からなる膜の製造方法 |
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KR101187632B1 (ko) | 2011-02-14 | 2012-10-08 | 한국과학기술원 | Lcp를 이용한 플렉서블 전자소자 제조방법 및 이를 이용한 플렉서블 메모리 소자 제조방법 |
WO2016125801A1 (ja) * | 2015-02-04 | 2016-08-11 | 富士フイルム株式会社 | 画像表示装置 |
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DE102008011185A1 (de) * | 2008-02-27 | 2009-09-03 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung einer dotierten organischen halbleitenden Schicht |
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WO2014003813A1 (en) * | 2012-06-27 | 2014-01-03 | Ticona Llc | Ultralow viscosity liquid crystalline polymer composition |
CA2890253A1 (en) | 2012-11-06 | 2014-05-15 | Oti Lumionics Inc. | Method for depositing a conductive coating on a surface |
WO2015179819A1 (en) * | 2014-05-22 | 2015-11-26 | Ohio State Innovation Foundation | Liquid thin-film laser target |
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JP2003297553A (ja) * | 2002-03-29 | 2003-10-17 | Kuraray Co Ltd | El素子用防湿フィルムおよび該フィルムを使用してなるel素子 |
JP2004023021A (ja) * | 2002-06-20 | 2004-01-22 | Canon Inc | 有機半導体素子、その製造方法および有機半導体装置 |
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JPH07169567A (ja) * | 1993-12-16 | 1995-07-04 | Idemitsu Kosan Co Ltd | 有機el素子 |
JP4208941B2 (ja) * | 2006-02-10 | 2009-01-14 | 株式会社レフ・テクノロジー | 液晶ポリマーの改質方法 |
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JP2003297553A (ja) * | 2002-03-29 | 2003-10-17 | Kuraray Co Ltd | El素子用防湿フィルムおよび該フィルムを使用してなるel素子 |
JP2004023021A (ja) * | 2002-06-20 | 2004-01-22 | Canon Inc | 有機半導体素子、その製造方法および有機半導体装置 |
Cited By (6)
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KR101187632B1 (ko) | 2011-02-14 | 2012-10-08 | 한국과학기술원 | Lcp를 이용한 플렉서블 전자소자 제조방법 및 이를 이용한 플렉서블 메모리 소자 제조방법 |
WO2016125801A1 (ja) * | 2015-02-04 | 2016-08-11 | 富士フイルム株式会社 | 画像表示装置 |
KR20170098884A (ko) * | 2015-02-04 | 2017-08-30 | 후지필름 가부시키가이샤 | 화상 표시 장치 |
JPWO2016125801A1 (ja) * | 2015-02-04 | 2017-11-24 | 富士フイルム株式会社 | 画像表示装置 |
KR102054754B1 (ko) * | 2015-02-04 | 2019-12-11 | 후지필름 가부시키가이샤 | 화상 표시 장치 |
US10573816B2 (en) | 2015-02-04 | 2020-02-25 | Fujifilm Corporation | Image display device |
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JP4587276B2 (ja) | 2010-11-24 |
CA2552488A1 (en) | 2005-09-09 |
CA2552488C (en) | 2011-10-11 |
US7727686B2 (en) | 2010-06-01 |
US20070160846A1 (en) | 2007-07-12 |
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