JP2022533060A - 耐黄変熱可塑性ポリウレタン発泡材料及びその製造方法 - Google Patents
耐黄変熱可塑性ポリウレタン発泡材料及びその製造方法 Download PDFInfo
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Abstract
Description
耐黄変熱可塑性ポリウレタン発泡材料の製造方法は、30kgのヘキサメチレンジイソシアネート、11kgの1,4-ブタンジオール、100kgのポリブチレンアジペートグリコールをポリテトラヒドロフランポリオールと質量比が1:1である比で混合してなる混合物、ヒンダードフェノール系酸化防止剤、ベンゾトリアゾール系紫外線吸収剤及びヒンダードアミン系光安定剤を二軸スクリュー反応押出機に入れ、150~180℃で反応させることにより、熱可塑性ポリウレタンエラストマーが得られることを含む。ベンゾトリアゾール系紫外線吸収剤の具体的なブランドは、TinuvinPであり、具体的な用量は、その総量の0.5%を占め、ヒンダードアミン系光安定剤の用量は、その総量の0.5%を占め、具体的なブランドは、Tinuvin571であり、熱可塑性ポリウレタンエラストマー粒子の軟化点が90℃であり、ショア硬度が40Aであり、メルトインデックスが250g/10minである。
耐黄変熱可塑性ポリウレタン発泡材料の製造方法は、70kgのイソホロンジイソシアネート、15kgの1,4-ブタンジオール、100kgのポリテトラヒドロフランポリオール、ヒンダードフェノール系酸化防止剤、ベンゾトリアゾール系紫外線吸収剤及びヒンダードアミン系光安定剤を二軸スクリュー反応押出機に入れ、150~200℃で反応させることにより、熱可塑性ポリウレタンエラストマーが得られることを含む。ヒンダードフェノール系酸化防止剤の具体的なブランドは、酸化防止剤Irganox1010であり、具体的な用量がその総量の0.05%を占め、ベンゾトリアゾール系紫外線吸収剤の具体的なブランドは、Tinuvin 327であり、具体的な用量は、その総量の0.8%を占め、ヒンダードアミン系光安定剤の用量は、その総量の1%を占め、具体的なブランドは、Tinuvin 770であり、熱可塑性ポリウレタンエラストマー粒子は、軟化点が160℃であり、ショア硬度が98Aであり、メルトインデックスが5g/10minである。
耐黄変熱可塑性ポリウレタン発泡材料の製造方法は、51kgの水添キシリレンジイソシアネート、12kgの1,4-ブタンジオール、100kgのポリブチレンアジペートグリコール、ヒンダードフェノール系酸化防止剤、ベンゾトリアゾール系紫外線吸収剤及びヒンダードアミン系光安定剤を二軸スクリュー反応押出機に入れ、150~200℃で反応させることにより、熱可塑性ポリウレタンエラストマーが得られることを含む。ヒンダードフェノール系酸化防止剤の具体的なブランドは、酸化防止剤Irganox1076であり、具体的な用量がその総量の0.1%を占め、ベンゾトリアゾール系紫外線吸収剤の具体的なブランドは、Tinuvin312であり、具体的な用量は、その総量の1%を占め、ヒンダードアミン系光安定剤の用量は、その総量の2%を占め、具体的なブランドは、Tinuvin622であり、熱可塑性ポリウレタンエラストマー粒子は、軟化点が125℃であり、ショア硬度が85Aであり、メルトインデックスが100g/10minである。
耐黄変熱可塑性ポリウレタン発泡材料の製造方法は、45kgの水添ジフェニルメタンジイソシアネート、10gの1,4-ブタンジオール、100kgのポリテトラヒドロフランポリオール、ヒンダードフェノール系酸化防止剤、ベンゾトリアゾール系紫外線吸収剤及びヒンダードアミン系光安定剤を二軸スクリュー反応押出機に入れ、150~200℃で反応させることにより、熱可塑性ポリウレタンエラストマーが得られることを含む。ヒンダードフェノール系酸化防止剤の具体的なブランドは、酸化防止剤Irganox1098であり、具体的な用量がその総量の0.1%を占め、ベンゾトリアゾール系紫外線吸収剤の具体的なブランドは、TinuvinUV-1であり、具体的な用量は、その総量の1.5%を占め、ヒンダードアミン系光安定剤の用量は、その総量の3%を占め、具体的なブランドは、Tinuvin944であり、熱可塑性ポリウレタンエラストマー粒子は、軟化点が145℃であり、ショア硬度が80Aであり、メルトインデックスが50g/10minである。
耐黄変熱可塑性ポリウレタン発泡材料の製造方法は、65kgの水添ジフェニルメタンジイソシアネート、12kgの1,4-ブタンジオール、100kgのポリテトラヒドロフランポリオール、ヒンダードフェノール系酸化防止剤、ベンゾトリアゾール系紫外線吸収剤及びヒンダードアミン系光安定剤を二軸スクリュー反応押出機に入れ、150~200℃で反応させることにより、熱可塑性ポリウレタンエラストマーが得られることを含む。ヒンダードフェノール系酸化防止剤の具体的なブランドは、酸化防止剤Irgafos168であり、具体的な用量がその総量の0.3%を占め、ベンゾトリアゾール系紫外線吸収剤の具体的なブランドは、TinuvinUV-3であり、具体的な用量は、その総量の1.2%を占め、ヒンダードアミン系光安定剤の用量は、その総量の4%を占め、具体的なブランドは、Tinuvin144であり、熱可塑性ポリウレタンエラストマー粒子は、軟化点が110℃であり、ショア硬度が90Aであり、メルトインデックスが20g/10minである。
耐黄変熱可塑性ポリウレタン発泡材料の製造方法は、55kgのイソホロンジイソシアネート、15kgの1,4-ブタンジオール、100kgのポリテトラヒドロフランポリオール、ヒンダードフェノール系酸化防止剤、ベンゾトリアゾール系紫外線吸収剤及びヒンダードアミン系光安定剤を二軸スクリュー反応押出機に入れ、150~200℃で反応させることにより、熱可塑性ポリウレタンエラストマーが得られることを含む。ヒンダードフェノール系酸化防止剤の具体的なブランドは、酸化防止剤Irgafos618であり、具体的な用量がその総量の0.15%を占め、ベンゾトリアゾール系紫外線吸収剤の具体的なブランドは、Tinuvin234であり、具体的な用量は、その総量の1.5%を占め、ヒンダードアミン系光安定剤の用量は、その総量の2.5%を占め、具体的なブランドは、Tinuvin571であり、熱可塑性ポリウレタンエラストマー粒子は、軟化点が155℃であり、ショア硬度が88Aであり、メルトインデックスが40g/10minである。
Claims (11)
- 脂肪族ジイソシアネート、鎖延長剤、ポリオール、酸化防止剤、UV吸収剤及びUV光安定剤の反応によって製造された熱可塑性ポリウレタンエラストマーを含み、
前記熱可塑性ポリウレタンエラストマーは、軟化点が90~160°Cであり、ショア硬度が40A~98Aであり、メルトインデックスが5~250g/10minであることを特徴とする耐黄変熱可塑性ポリウレタン発泡材料。 - 前記脂肪族ジイソシアネートは、ヘキサメチレンジイソシアネート(HDI)、イソホロンジイソシアネート(IPDI)、キシリレンジイソシアネート(XDI)又は水添ジフェニルメタンジイソシアネート(H12MDI)、ビス(イソシアナトメチル)シクロヘキサン(H6XDI)及びシクロヘキシルジイソシアネートのうちの一種類又は複数種類の混合物を含むことを特徴とする請求項1に記載の耐黄変熱可塑性ポリウレタン発泡材料。
- 前記鎖延長剤は、1,2-エチレングリコール、1,3-プロピレングリコール、1,4-ブタンジオール、1,6-ヘキサンジオール及びシクロヘキサンジメタノールのうちの一種類又は複数種類の混合物を含むことを特徴とする請求項1に記載の耐黄変熱可塑性ポリウレタン発泡材料。
- 前記酸化防止剤の用量は、前記熱可塑性ポリウレタンエラストマーの総量の0~0.3%を占め、前記酸化防止剤は、ヒンダードフェノール系酸化防止剤又は亜リン酸塩系酸化防止剤であり、前記UV吸収剤の用量は、前記熱可塑性ポリウレタンエラストマーの総量の0.5~1.5%を占め、前記UV吸収剤は、ベンゾトリアゾール系紫外線吸収剤、ホルムアミジン系紫外線吸収剤、トリアジン系紫外線吸収剤又はベンゾフェノン系紫外線吸収剤であり、前記UV光安定剤の用量は、前記熱可塑性ポリウレタンエラストマーの総量の0.5~4%を占め、前記UV光安定剤は、ヒンダードアミン系光安定剤であることを特徴とする請求項1に記載の耐黄変熱可塑性ポリウレタン発泡材料。
- 前記ポリオールは、官能基数が1.9~2.1であるポリカーボネートポリオール、ポリエステルポリオール又はポリエーテルポリオールのうちの一種類又は複数種類の混合物を含むことを特徴とする請求項1に記載の耐黄変熱可塑性ポリウレタン発泡材料。
- 熱可塑性ポリウレタンエラストマーが、物理的な発泡プロセスを経ることにより、耐黄変熱可塑性ポリウレタン発泡材料が得られることを含むことを特徴とする耐黄変熱可塑性ポリウレタン発泡材料の製造方法。
- 前記物理的発泡プロセスは、熱可塑性ポリウレタンエラストマー、物理的発泡剤及び水を耐圧容器に添加し、攪拌して懸濁液を形成し、その後に温度を上昇させ、圧力を10~250barに維持し、最後に圧力容器内の懸濁液を大気環境に排出することにより、耐黄変熱可塑性ポリウレタン発泡材料が得られることを含むことを特徴とする請求項6に記載の耐黄変熱可塑性ポリウレタン発泡材料の製造方法。
- 前記物理的発泡プロセスは、熱可塑性ポリウレタンエラストマーを押出機に入れて溶融させ、その後に物理的発泡剤を押出機に注入し、圧力を20~300barに制御し、最後にダイから押し出すことにより、耐黄変熱可塑性ポリウレタン発泡材料が得られることを含むことを特徴とする請求項6に記載の耐黄変熱可塑性ポリウレタン発泡材料の製造方法。
- 前記物理的発泡プロセスは、熱可塑性ポリウレタンエラストマーを耐圧容器に入れ、物理的発泡剤を耐圧容器に注入して、圧力を10~350barにさせ、圧力を1~48hに維持し、その後に材料を加熱することにより、耐黄変熱可塑性ポリウレタン発泡材料が得られることを含むことを特徴とする請求項6に記載の耐黄変熱可塑性ポリウレタン発泡材料の製造方法。
- 前記物理的発泡剤は、窒素、二酸化炭素、空気、メタン、プロパン、ブタン及びペンタンのうちの一種類又は複数種類の混合物を含むことを特徴とする請求項7~9の何れか1項に記載の耐黄変熱可塑性ポリウレタン発泡材料の製造方法。
- 靴の素材、床の敷物、交通手段の部材、おもちゃ等に特に適用されることを特徴とする、弾性発泡分野における請求項1に記載の熱可塑性ポリウレタン発泡材料の応用。
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CN110183843B (zh) | 2021-12-14 |
JP7361415B2 (ja) | 2023-10-16 |
KR20210151127A (ko) | 2021-12-13 |
WO2020228540A1 (zh) | 2020-11-19 |
EP3950842A4 (en) | 2022-12-21 |
EP3950842A1 (en) | 2022-02-09 |
BR112021022846A2 (pt) | 2022-03-22 |
US20220213253A1 (en) | 2022-07-07 |
CN110183843A (zh) | 2019-08-30 |
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