JP2019521216A - エポキシ樹脂及びポリイソシアネートをベースとする高衝撃強度及び耐高温性を有する硬化組成物 - Google Patents
エポキシ樹脂及びポリイソシアネートをベースとする高衝撃強度及び耐高温性を有する硬化組成物 Download PDFInfo
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Abstract
Description
(1)液体反応混合物を提供する工程であって、前記液体反応混合物は、その総重量に基づいて:
(a)9.0〜82.5重量%の少なくとも1つの液体芳香族エポキシ樹脂;
(b)16.5〜90.0重量%の少なくとも1つの液体芳香族ポリイソシアネート;
(c)1.0〜20.0重量%の少なくとも1つのポリオール;及び
(d)0.01〜10.0重量%の少なくとも1つの触媒組成物
を含み、少なくとも1つのエポキシ樹脂は、少なくとも1つのポリイソシアネートに基づいて、イソシアネート基のエポキシド基に対するモル等量比が、1.2超、好ましくは、1.2〜10、より好ましくは、1.25〜5、さらにより好ましくは、1.3〜4、最も好ましくは、1.4〜2であるような量で用いられる、工程;並びに
(2)少なくとも1つのオキサゾリジノン環及び少なくとも1つのイソシアヌレート環を備えた硬化されたポリマー組成物を得るために、反応混合物を硬化する工程
を含む。
Claims (15)
- 少なくとも1つのオキサゾリジノン環及び少なくとも1つのイソシアヌレート環を含む硬化されたポリマー組成物を調製するための方法であって、前記方法は:
(1)液体反応混合物を提供する工程であって、前記液体反応混合物は、その総重量に基づいて:
(a)9.0〜82.5重量%の少なくとも1つの液体芳香族エポキシ樹脂;
(b)16.5〜90.0重量%の少なくとも1つの液体芳香族ポリイソシアネート;
(c)1.0〜20.0重量%の少なくとも1つのポリオール;及び
(d)0.01〜10.0重量%の少なくとも1つの触媒組成物
を含み、前記少なくとも1つのエポキシ樹脂は、前記少なくとも1つのポリイソシアネートに基づいて、イソシアネート基のエポキシド基に対するモル等量比が、1.2超、好ましくは、1.2〜10、より好ましくは、1.25〜5、さらにより好ましくは、1.3〜4、最も好ましくは、1.4〜2であるような量で用いられる、工程;並びに
(2)少なくとも1つのオキサゾリジノン環及び少なくとも1つのイソシアヌレート環を含む硬化されたポリマー組成物を得るために、前記反応混合物を硬化する工程
を含む、方法。 - 前記少なくとも1つのエポキシ樹脂が、グリシジルエーテル、特に、芳香族ジグリシジルエーテル、特に好ましくは、ビスフェノールジグリシジルエーテルであることを特徴とする、請求項1に記載の方法。
- 前記少なくとも1つのポリイソシアネートが、メチレンジフェニルジイソシアネート(MDI)であることを特徴とする、請求項1又は2に記載の方法。
- 前記少なくとも1つのポリオールが、ポリエーテルポリオール、ポリエステルポリオール、及びこれらの混合物から成る群から選択されることを特徴とする、請求項1〜3のいずれか一項に記載の方法。
- 前記少なくとも1つのポリオールが、ポリエチレングリコール、ポリプロピレングリコール、ポリテトラメチレングリコール、ポリヘキサメチレングリコール、及びこれらの混合物から成る群から選択され、好ましくは、ポリエチレングリコール、ポリプロピレングリコール、及びこれらの混合物から成る群から選択され、より好ましくは、プロピレングリコールであることを特徴とする、請求項4に記載の方法。
- 前記触媒組成物が、少なくとも1個の三級窒素原子及び/又はイミン窒素原子を含み、特に、イミダゾール又はイミダゾリジンである、少なくとも1つの塩基を含有することを特徴とする、請求項1〜5のいずれか一項に記載の方法。
- 前記触媒組成物が、イミダゾリウムカチオンをベースとする塩基を含有しないことを特徴とする、請求項1〜6のいずれか一項に記載の方法。
- 前記窒素含有塩基が、1−メチルイミダゾール、2,4−エチルメチルイミダゾール(EMI)、4−ジメチルアミノピリジン、1,4−ジアザビシクロ[2.2.2]オクタン(DABCO)、1,8−ジアザビシクロ[5.4.0]ウンデカ−7−エン(DBU)、1,5−ジアザビシクロ[3.4.0]ノン−5−エン(DBN)、及びこれらの混合物から成る群から選択される塩基であり、好ましくは、2,4−エチルメチルイミダゾール(EMI)、1,8−ジアザビシクロ[5.4.0]ウンデカ−7−エン(DBU)、及びこれらの混合物から成る群から選択される塩基であることを特徴とする、請求項6に記載の方法。
- (a)前記反応混合物が、重付加反応に組み込まれるエポキシ硬化剤を含まないこと;
(b)前記反応混合物が、80℃の温度で<100mPasの粘度を有すること;
(c)前記硬化されたポリマー組成物が、2500N/mm2超、好ましくは、3000N/mm2超の弾性率を有すること;及び/又は
(d)前記硬化されたポリマー組成物が、100℃超の、特に、150℃超のガラス転移温度を有すること
を特徴とする、請求項1〜8のいずれか一項に記載の方法。 - (a)工程(2)の前記反応混合物が、10℃〜230℃、好ましくは、50℃〜190℃、より好ましくは、90℃〜150℃の温度で、0.01〜10時間、好ましくは、0.1〜5時間、より好ましくは、1時間にわたって硬化されること;又は
(b)工程(2)の前記反応混合物が、まず、50℃〜130℃、好ましくは、70℃〜110℃、より好ましくは、90℃の温度で、0.1時間〜3時間、好ましくは、0.5時間〜2時間、より好ましくは、1時間にわたって硬化され、続いて、110℃〜190℃、好ましくは、130℃〜170℃、より好ましくは、150℃の温度で、0.1時間〜3時間、好ましくは、0.5〜2時間、より好ましくは、1時間にわたって硬化されること
を特徴とする、請求項1〜9のいずれか一項に記載の方法。 - 前記方法が、トランスファー成形(RTM)法であり、前記反応混合物が、反応性射出樹脂であることを特徴とする、請求項1〜10のいずれか一項に記載の方法。
- 工程(1)が、前記射出樹脂を、繊維又は半完成の繊維製品(予備織品/予備成形品)が置かれたダイへ注入することを含むことを特徴とする、請求項11に記載の方法。
- 樹脂組成物であって、前記樹脂組成物は、その総重量に基づいて:
(a)9.0〜82.5重量%の少なくとも1つの液体芳香族エポキシ樹脂;
(b)16.5〜90.0重量%の少なくとも1つの液体芳香族ポリイソシアネート;
(c)1.0〜20.0重量%の少なくとも1つのポリオール;及び
(d)0.01〜10.0重量%の少なくとも1つの触媒組成物
を含有し、前記少なくとも1つのエポキシ樹脂は、前記少なくとも1つのポリイソシアネートに基づいて、イソシアネート基のエポキシド基に対するモル等量比が、1.2超、好ましくは、1.2〜10、より好ましくは、1.25〜5、さらにより好ましくは、1.3〜4、最も好ましくは、1.4〜2であるような量で用いられることを特徴とする、樹脂組成物。 - 請求項1〜12のいずれか一項に記載の方法に従って得ることができる硬化されたポリマー組成物。
- 前記ポリマー組成物が、成形物品、特に、繊維強化成形物品であることを特徴とする、請求項14に記載の硬化されたポリマー組成物。
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EP16175259.7A EP3260481B1 (de) | 2016-06-20 | 2016-06-20 | Gehärtete zusammensetzung mit hoher schlagfestigkeit und temperaturbeständigkeit, basierend auf einem epoxidharz und einem polyisocyanat |
EP16175259.7 | 2016-06-20 | ||
PCT/EP2017/064740 WO2017220437A1 (de) | 2016-06-20 | 2017-06-16 | Gehärtete zusammensetzung mit hoher schlagfestigkeit und temperaturbeständigkeit, basierend auf einem epoxidharz und einem polyisocyanat |
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WO2022124191A1 (ja) * | 2020-12-08 | 2022-06-16 | 東レ株式会社 | 熱硬化性エポキシ樹脂組成物、熱硬化性エポキシ樹脂成形品、繊維強化複合材料用成形材料、繊維強化複合材料、および繊維強化複合材料の製造方法 |
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CN108587550B (zh) * | 2018-04-10 | 2020-10-30 | 广东中粘新材料科技有限公司 | 一种应用于汽车行业的双组分无溶剂反应型聚氨酯热熔胶及其使用方法 |
CN112424253B (zh) * | 2018-07-18 | 2024-02-27 | 巴斯夫欧洲公司 | 聚噁唑烷酮的本体聚合 |
CA3133349A1 (en) * | 2019-03-15 | 2020-09-24 | Basf Se | Lignocellulosic composite articles |
CN110144035A (zh) * | 2019-05-24 | 2019-08-20 | 桂林电子科技大学 | 一种聚乙二醇接枝环氧树脂复合材料及其制备方法 |
CN110128985A (zh) * | 2019-06-14 | 2019-08-16 | 二工防爆科技股份有限公司 | 一种用于防爆设备的防爆密封胶及其制备方法 |
WO2021100649A1 (ja) * | 2019-11-18 | 2021-05-27 | 東レ株式会社 | 繊維強化複合材料の成形方法、およびそれに用いられるエポキシ樹脂組成物 |
EP3825341A1 (de) * | 2019-11-22 | 2021-05-26 | Henkel AG & Co. KGaA | Matrixharz für laminate mit hoher transparenz, geringer vergilbung und hohen glasübergangstemperaturen |
EP3825355A1 (de) * | 2019-11-22 | 2021-05-26 | Henkel AG & Co. KGaA | Formulierungen mit hohen glasübergangstemperaturen für laminate |
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MX2018015812A (es) | 2019-04-29 |
US11566113B2 (en) | 2023-01-31 |
KR102466864B1 (ko) | 2022-11-14 |
CA3033848A1 (en) | 2017-12-28 |
CN109312041B (zh) | 2022-11-29 |
EP3472217A1 (de) | 2019-04-24 |
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