JP6445594B2 - 連続繊維複合体の製造方法 - Google Patents
連続繊維複合体の製造方法 Download PDFInfo
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- JP6445594B2 JP6445594B2 JP2016572683A JP2016572683A JP6445594B2 JP 6445594 B2 JP6445594 B2 JP 6445594B2 JP 2016572683 A JP2016572683 A JP 2016572683A JP 2016572683 A JP2016572683 A JP 2016572683A JP 6445594 B2 JP6445594 B2 JP 6445594B2
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- 239000000835 fiber Substances 0.000 title claims description 128
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- 238000004519 manufacturing process Methods 0.000 title claims description 26
- 229920005672 polyolefin resin Polymers 0.000 claims description 95
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 49
- 229920000098 polyolefin Polymers 0.000 claims description 48
- 150000008065 acid anhydrides Chemical class 0.000 claims description 39
- 238000010030 laminating Methods 0.000 claims description 17
- -1 polypropylene Polymers 0.000 claims description 17
- 239000004743 Polypropylene Substances 0.000 claims description 16
- 229920001155 polypropylene Polymers 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 15
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 8
- 239000003365 glass fiber Substances 0.000 claims description 6
- 239000000155 melt Substances 0.000 claims description 6
- 229920005594 polymer fiber Polymers 0.000 claims description 6
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 4
- 239000011976 maleic acid Substances 0.000 claims description 4
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims description 4
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 4
- 238000009941 weaving Methods 0.000 claims description 3
- ILUAAIDVFMVTAU-OLQVQODUSA-N (1s,2r)-cyclohex-4-ene-1,2-dicarboxylic acid Chemical compound OC(=O)[C@H]1CC=CC[C@H]1C(O)=O ILUAAIDVFMVTAU-OLQVQODUSA-N 0.000 claims description 2
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 claims description 2
- YZPUIHVHPSUCHD-UHFFFAOYSA-N 4-methylcyclohex-4-ene-1,2-dicarboxylic acid Chemical compound CC1=CCC(C(O)=O)C(C(O)=O)C1 YZPUIHVHPSUCHD-UHFFFAOYSA-N 0.000 claims description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 2
- 125000003342 alkenyl group Chemical group 0.000 claims description 2
- 150000008064 anhydrides Chemical class 0.000 claims description 2
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 claims description 2
- HNEGQIOMVPPMNR-IHWYPQMZSA-N citraconic acid Chemical compound OC(=O)C(/C)=C\C(O)=O HNEGQIOMVPPMNR-IHWYPQMZSA-N 0.000 claims description 2
- 229940018557 citraconic acid Drugs 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 claims description 2
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- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000005844 Thymol Substances 0.000 description 1
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- 238000002479 acid--base titration Methods 0.000 description 1
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- IRERQBUNZFJFGC-UHFFFAOYSA-L azure blue Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[S-]S[S-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-] IRERQBUNZFJFGC-UHFFFAOYSA-L 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 150000001875 compounds Chemical class 0.000 description 1
- ZMXDDKWLCZADIW-UHFFFAOYSA-N dimethylformamide Substances CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 1
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- 239000006260 foam Substances 0.000 description 1
- AKPUJVVHYUHGKY-UHFFFAOYSA-N hydron;propan-2-ol;chloride Chemical compound Cl.CC(C)O AKPUJVVHYUHGKY-UHFFFAOYSA-N 0.000 description 1
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- 230000000704 physical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229960000790 thymol Drugs 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
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Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
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Description
本出願は、2014年7月29日付韓国特許出願第10−2014−0096441号に基づいた優先権の利益を主張し、当該韓国特許出願の文献に開示されたすべての内容は本明細書の一部として組み込まれる。
(実施例1〜11)
炭素繊維からなる連続繊維層(厚さ:500um、繊維:Toray T−700/12K、製織形態:Plain)の両面に、無水マレイン酸が10重量%グラフトされた変性ポリプロピレンフィルム(厚さ:80μm、150g/10分(230℃)の溶融指数)を、下記表1に記載された圧力および温度の条件を適用し、ダブルベルトプレス(double belt press)および圧縮プレス(compression press)を利用して積層した。
下記表1に記載された圧力および温度の条件を適用し、ダブルベルトプレス(double belt press)および圧縮プレス(compression press)を利用して、ポリプロピレンフィルム[厚さ:100μm、8g/10分(230℃)の溶融指数、アイソタクチック指数(Isotactic Index)97]を、炭素繊維からなる連続繊維層(厚さ:450μm、製品名:1540(Toray T−700/12K Plain))の両面に積層した。
下記表2に記載された圧力および温度の条件を適用し、ダブルベルトプレス(double belt press)および圧縮プレス(compression press)を利用して、無水マレイン酸が10重量%グラフトされた変性ポリプロピレン(150g/10分(230℃)の溶融指数)およびポリプロピレン樹脂[8g/10分(230℃)の溶融指数、アイソタクチック指数(Isotactic Index)97]を含むコンパウンディングフィルム(Compounding Film 厚さ:360μm)を、炭素繊維からなる連続繊維層(厚さ:450μm、製品名:1540(Toray T−700/12K Plain))の両面に積層した。
(1)屈曲強度(flexural Strength)および屈曲弾性率(flexural Modulus)の測定方法
前記実施例および比較例で得られた連続繊維複合体から、25cm×60cm(横×縦)の大きさの試片を、ウォータージェット(water jet)切断方法で製造し、これについて、ASTM D790に準拠してINSTRON 5589装置を利用し、常温の温度条件、試験速度1mm/minおよび5%ひずみ限界(strain limit)区間まで測定する方法により、屈曲強度および屈曲弾性率を測定した。測定結果値は、5回測定した後、最大値と最小値を除いた3個の値の平均とした。
前記実施例および比較例で得られた連続繊維複合体から、25cm×250cm×2.5cm(横×縦×厚さ)の大きさの試片を、ウォータージェット切断方法で製造し、これについて、ASTM D3039に準拠してINSTRON 5589装置を利用し、常温の温度条件および試験速度2mm/minを適用して、引張強度および引張弾性率を測定した。測定結果値は、5回測定した後、最大値と最小値を除いた3個の値の平均とした。
前記実施例および比較例で得られた連続繊維複合体から20cm×20cm(横×縦)の大きさの試片をウォータージェット切断方法で製造し、これについて、ASTM D792に準拠して常温で密度を測定することで、気泡含有量を測定した。測定結果値は、5回測定した後、最大値と最小値を除いた3個の値の平均とした。
Claims (11)
- 連続繊維層の少なくとも1面上にジカルボン酸成分またはその酸無水物がグラフトされた変性ポリオレフィン樹脂を50重量%以上含む変性ポリオレフィン層を積層する段階と、
前記変性ポリオレフィン層上にポリオレフィン樹脂を含むポリオレフィン樹脂層を積層する段階と、を含み、
前記連続繊維層の少なくとも1面上にジカルボン酸成分またはその酸無水物がグラフトされた変性ポリオレフィン樹脂を50重量%以上含む変性ポリオレフィン層を積層する段階は、100℃〜320℃の温度で0.1Mpa〜2.0Mpaの圧力を加えて前記連続繊維層の少なくとも1面上に前記変性ポリオレフィン層を積層する段階を含み、
前記連続繊維層の少なくとも1面上にジカルボン酸成分またはその酸無水物がグラフトされた変性ポリオレフィン樹脂を50重量%以上含む変性ポリオレフィン層を積層する段階より以前に測定した場合に、前記連続繊維層に対する前記変性ポリオレフィン層の厚さの比率が0.05〜1であり、前記連続繊維層に対する前記ポリオレフィン樹脂層の厚さの比率が0.1〜2であり、
連続繊維複合体は、
連続繊維層40〜90重量%と、
前記連続繊維層の少なくとも一面上に形成され、ジカルボン酸成分またはその酸無水物がグラフトされた変性ポリオレフィン樹脂を50重量%以上含む変性ポリオレフィン層2〜20重量%と、
前記変性ポリオレフィン層上に形成され、ポリオレフィン樹脂を含むポリオレフィン樹脂層5〜50重量%と、
を含む、
連続繊維複合体の製造方法。 - 前記変性ポリオレフィン層は、基材として前記ジカルボン酸成分またはその酸無水物がグラフトされた変性ポリオレフィン樹脂だけを含む、請求項1に記載の連続繊維複合体の製造方法。
- 前記変性ポリオレフィン樹脂中におけるグラフトされたジカルボン酸成分またはその酸無水物の含有量が5重量%〜15重量%である、請求項1に記載の連続繊維複合体の製造方法。
- 前記ジカルボン酸成分は、マレイン酸、フタル酸、イタコン酸、シトラコン酸、アルケニルコハク酸、シス−1,2,3,6テトラヒドロフタル酸および4−メチル−1,2,3,6テトラヒドロフタル酸からなる群より選択された一つのジカルボン酸、または、その炭素数1〜10の直鎖または分岐鎖のアルキルエステル化物を含む、請求項1に記載の連続繊維複合体の製造方法。
- 前記ジカルボン酸成分またはその酸無水物がグラフトされた変性ポリオレフィン樹脂は、100g/10分(230℃)〜300g/10分(230℃)の溶融指数を有し、マレイン酸またはマレイン酸無水物がグラフトされた変性ポリプロピレンを含む、請求項1に記載の連続繊維複合体の製造方法。
- 前記ポリオレフィン樹脂層は、1g/10分(230℃)〜100g/10分(230℃)の溶融指数およびアイソタクチック指数(Isotactic Index)が96〜100であるポリプロピレン樹脂を含む、請求項1に記載の連続繊維複合体の製造方法。
- 前記連続繊維層は、炭素繊維、ガラス繊維および耐熱性高分子繊維からなる群より選択された1種以上の繊維が同一方向に配列された構造を含む、請求項1に記載の連続繊維複合体の製造方法。
- 前記連続繊維層は、炭素繊維、ガラス繊維および耐熱性高分子繊維からなる群より選択された1種以上の繊維が製織されて形成された織物形態の構造を含む、請求項1に記載の連続繊維複合体の製造方法。
- 前記連続繊維複合体の全体厚さは、0.1mm〜10mmである、請求項1に記載の連続繊維複合体の製造方法。
- 前記変性ポリオレフィン層上にポリオレフィン樹脂を含むポリオレフィン樹脂層を積層する段階は、
100℃〜320℃の温度で0.1Mpa〜2.0Mpaの圧力を加えて前記変性ポリオレフィン層上に前記ポリオレフィン樹脂層を積層する段階を含む、請求項1に記載の連続繊維複合体の製造方法。 - 前記変性ポリオレフィン層は、基材として前記ジカルボン酸成分またはその酸無水物がグラフトされた変性ポリオレフィン樹脂だけを含む、請求項1に記載の連続繊維複合体の製造方法。
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