JP2014507506A - 硬化した状態において改善された耐久性を有するイソシアネート官能性成分を含有する硬化性組成物 - Google Patents
硬化した状態において改善された耐久性を有するイソシアネート官能性成分を含有する硬化性組成物 Download PDFInfo
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Abstract
Description
10mm(高さ)×10から15mm(幅)×200mm(長さ)の規定の形状の接着剤のビードを、以下に記載された基材に塗布することによってクイックナイフ接着試験を実施する。接着剤を約6mmの高さに圧縮する。構造体を、本明細書で以下に詳述された条件に曝露する。接着性能を評価するために、接着剤細片を、端部で基材と並行に約10mm切断し、90度の角度で剥離する。おおよそ10mm毎に、剥離されたビードをナイフで基材まで切断し、剥離を続ける。剥離されたサンプルを、接着剤の硬化したバルク内の破壊を意味する凝集破壊パーセントに従って評価する。凝集破壊は、バルクポリマーのかたまり内において接着剤が分離することを意味する。試験されたサンプルは、接着剤の塗布前に表面にBetaseal 43518透明プライマー及びBetaseal 43520Aブラックアウトプライマーを塗布した1インチ×6インチ(2.54cm×15.24cm)又は4インチ×6インチ(10.16cm×15.24cm)のガラス又は金属片である。初期の硬化の後、以下の表に記載された温度及び時間において対流式オーブン中に、サンプルを置く。
キセノイル(Xenoyl)ニトリル酸化物(4−ジヒドロキシ−2,2,6,6−テトラメチルピペリジニルオキシド)安定剤を使用して、また使用しないで本明細書で先に記載されたようにサンプルを調製する。サンプルを、様々な時間、110℃に曝露し、次いでクイックナイフ接着試験に従って試験する。凝集破壊パーセントを各サンプルについて表1に示す。
キセノイル4−ジヒドロキシ−2,2,6,6−テトラメチルピペリジニルオキシド安定剤を使用して、また使用しないで本明細書で先に記載されたようにサンプルを調製する。サンプルを、様々な時間、100℃に曝露し、次いでクイックナイフ接着試験に従って試験する。凝縮破壊パーセントを各サンプルについて表2に示す。
キセノイル4−ジヒドロキシ−2,2,6,6−テトラメチルピペリジニルオキシド、ブチル化ヒドロキシルトルエン(BHT)安定剤を使用して本明細書で先に記載されたようにサンプルを調製し、安定剤を含まないサンプルを調製する。サンプルを様々な時間、110℃に曝露し、次いでクイックナイフ接着試験に従って試験する。凝集破壊パーセントを各サンプルについて表3に示す。
キセノイル4−ジヒロキシ−2,2,6,6−テトラメチルピペリジニルオキシド、ビス(2,2,6,6−テトラメチル−4−ピペリジニル)セベケート(sebecate)デカンジオエート(HALS)及びブチル化ヒドロキシルトルエン(BHT)安定剤を使用して本明細書で先に記載されたようにサンプルを調製し、安定剤を含まないサンプルを調製する。サンプルを様々な時間、110℃に曝露し、次いでクイックナイフ接着試験に従って試験する。凝集破壊パーセントを各サンプルについて表4に示す。
Claims (20)
- a)1種又は複数のイソシアネート官能性成分;
b)イソシアネート部分と活性水素原子含有基との反応のための1種又は複数の触媒;及び
c)硬化した状態における組成物の耐久性を強化するために十分な量で、ジヒドロカルビルヒドロキシルアミン、脂環式ヒドロキシルアミン、ジヒドロカルビルヒドロキシルアミンのニトリル酸化物又は脂環式ヒドロキシルアミンのニトリル酸化物を含む1種又は複数の化合物
を含む組成物。 - 1種又は複数の充てん剤を含有する、請求項1に記載の組成物。
- 充てん剤が、補強充てん剤である、請求項2に記載の組成物。
- 補強充てん剤が、カーボンブラックである、請求項3に記載の組成物。
- カーボンブラックが、高表面積カーボンブラックである、請求項4に記載の組成物。
- 可塑剤をさらに含む、請求項1から5のいずれか一項に記載の組成物。
- 可塑剤が、分岐可塑剤である、請求項6に記載の組成物。
- ヒドロキシルアミン又はニトリル酸化物が、組成物の約0.01から約1.0重量パーセントの量で存在する、請求項1から7のいずれか一項に記載の組成物。
- ヒドロキシルアミン又はニトリル酸化物が、組成物の重量に対して約0.1から約0.5重量パーセントの量で存在する、請求項1から7のいずれか一項に記載の組成物。
- ヒドロキシルアミンが、式(R1)2N−OHに対応し、ニトリル酸化物が、式(R1)2−N−O・に対応し、R1は、出現毎に独立して、ヒドロカルビル部分であるか、又は2個のR1が環式環を形成し、ヒドロカルビル部分は、組成物の安定化を妨げない置換基で置換されていてよい、請求項1から9のいずれか一項に記載の組成物。
- 前記安定剤が、ニトリル酸化物である、請求項10に記載の組成物。
- ニトリル酸化物が、1,4−ジヒドロキシ−2,2,6,6−テトラメチルピペリジンから誘導されるニトリル酸化物である、請求項11に記載の組成物。
- 組成物が、一液型硬化性組成物であり、イソシアネート官能性成分が、イソシアネート官能性プレポリマーである、請求項1から12のいずれか一項に記載の組成物。
- アルコキシシラン基を実質的に含まない、請求項13に記載の組成物。
- a)1種又は複数のイソシアネート官能性プレポリマーが、約40から約70重量パーセントの量で存在し;
b)イソシアネート部分とヒドロキシル基との反応のための1種又は複数の触媒が、約0.005から約2重量パーセントの量で存在し;
c)1種又は複数の補強充てん剤が、約5から約35重量パーセントの量で存在し;
d)1種又は複数のヒドロキシルアミン又はニトリル酸化物が、約0.01から約1.0重量パーセントの量で存在し;
e)1種又は複数の可塑剤が、約5から約40重量パーセントの量で存在する、
請求項13から14のいずれか一項に記載の組成物。 - 硬化し、約30日間以上、約110℃の温度に曝露された場合、100パーセントの凝集破壊のクイックナイフ接着破壊モードを示す、請求項13から15のいずれか一項に記載の組成物。
- 組成物が、二液型組成物であり、パート1は、1種又は複数のイソシアネート官能性成分を含み;パート2は、イソシアネート部分と活性水素原子含有基との反応のための1種又は複数の触媒及び1個超の活性水素含有基を含有する1種又は複数の成分を含み;硬化した状態における組成物の耐久性を強化するために十分な量で、ジヒドロカルビルヒドキシルアミン、脂環式ヒドロキシルアミン、ジヒドロカルビルヒドキシルアミンのニトリル酸化物又は脂環式ヒドロキシルアミンのニトリル酸化物を含む1種又は複数の化合物が、パート1、パート2又は両方中に存在してよい、請求項1から9のいずれか一項に記載の組成物。
- 基材が接触している区域の少なくとも一部に沿って配置された請求項1から18のいずれか一項に記載の組成物で、2つ以上の基材を接触させることを含む、2つ以上の基材を接合する方法。
- 基材の少なくとも1つが、窓ガラスであり、その他の基材の少なくとも1つが、建造物又は車両である、請求項19に記載の方法。
- 組成物が、二液型組成物であり、組成物を基材の1つ又は複数と接触させる前に、パートどうしを接触させる、請求項19に記載の方法。
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PCT/US2011/062070 WO2012087490A1 (en) | 2010-12-20 | 2011-11-23 | Curable compositions containing isocyanate functional components having improved durability in the cured state |
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EP2655459B1 (en) | 2016-11-09 |
US9403933B2 (en) | 2016-08-02 |
CN104672413B (zh) | 2019-05-03 |
EP2655459A1 (en) | 2013-10-30 |
KR101568069B1 (ko) | 2015-11-10 |
JP5736058B2 (ja) | 2015-06-17 |
CN104672413A (zh) | 2015-06-03 |
BR112013015539A2 (pt) | 2016-09-20 |
US20130233488A1 (en) | 2013-09-12 |
US20140290855A1 (en) | 2014-10-02 |
WO2012087490A1 (en) | 2012-06-28 |
CN103261254A (zh) | 2013-08-21 |
CN103261254B (zh) | 2015-02-11 |
US9290607B2 (en) | 2016-03-22 |
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