JP2020521839A - 硬化性組成物 - Google Patents
硬化性組成物 Download PDFInfo
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Abstract
Description
1.>95%
2.75〜95%
3.25〜75%
4.<25%
粉体被覆や電着などの金属被覆工程の前に行われる。
Claims (38)
- 希釈剤、
ナッツシェル油に由来するエポキシ官能化樹脂、
エポキシ−ゴムコポリマー付加物、および
硬化剤
を含む硬化性組成物。 - エポキシ官能化樹脂が、少なくとも1つのエポキシ基で官能化された、アーモンド油、松の実油、クルミ油、ブラジルナッツ油、ヘーゼルナッツ油、ピスタチオ油、ピーナッツ油、カシューナッツ油、ココナッツ油、栗油、ひまわり種子油、マカダミアナッツ油、バターナッツ油、セイヨウグルミ油、およびこれらの組み合わせから成る群より選択されるナッツシェル油に由来する、請求項1に記載の硬化性組成物。
- エポキシ官能化樹脂がエポキシ化カシューナッツシェル樹脂である、請求項1に記載の硬化性組成物。
- エポキシ化カシューナッツシェル樹脂が、単官能エポキシ樹脂、二官能エポキシ樹脂、多官能エポキシ樹脂、またはこれらのブレンドを含む、請求項3に記載の硬化性組成物。
- 単官能エポキシ樹脂が以下式で表される、請求項4に記載の硬化性組成物。
- 二官能エポキシ樹脂が以下式で表される、請求項4に記載の硬化性組成物。
- 多官能エポキシ樹脂が以下式で表される、請求項4に記載の硬化性組成物。
- エポキシ官能化樹脂の重量比率が希釈剤の重量比率よりも大きい、請求項1に記載の硬化性組成物。
- 希釈剤が硬化性組成物の10〜20重量%の範囲にある、請求項1に記載の硬化性組成物。
- 希釈剤がナッツシェル油に由来する液体改質炭化水素樹脂であり、ナッツシェル油は、少なくとも1つのエポキシ基で官能化された、アーモンド油、松の実油、クルミ油、ブラジルナッツ油、ヘーゼルナッツ油、ピスタチオ油、ピーナッツ油、カシューナッツ油、ココナッツ油、栗油、ひまわり種子油、マカダミアナッツ油、バターナッツ油、セイヨウグルミ油、およびこれらの組み合わせから成る群より選択される、請求項1に記載の硬化性組成物。
- 希釈剤が液体エポキシ化カシューナッツシェル希釈剤である、請求項1に記載の硬化性組成物。
- エポキシ−ゴムコポリマー付加物がアクリロニトリル−ブタジエンコポリマー−エポキシ付加物である、請求項1に記載の硬化性組成物。
- アクリロニトリル−ブタジエンコポリマー−エポキシ付加物が、1〜26重量%のアクリロニトリルおよび74〜99重量%のブタジエンを含む、請求項12に記載の硬化性組成物。
- ナッツシェル油に由来するエポキシ官能化樹脂とエポキシ−ゴムコポリマー付加物との比率が0.5:1〜0.9:1の範囲にある、請求項1に記載の硬化性組成物。
- 0〜5重量%の疎水性ヒュームドシリカ添加剤、0.1〜2重量%の接着促進剤、および0.1〜2重量%の非イオン性シラン分散剤をさらに含む、請求項1に記載の硬化性組成物。
- 硬化剤が、ヒドラジド、脂肪族アミン、ジェファーミン、脂環式アミン、芳香族アミン、ポリアミド、アミドアミン、2級アミン、マンニッヒ塩基、ポリマーキャプタン、無水物、潜在性硬化剤、ジシアンジアミド、3級アミン、イミダゾール、置換尿素、有機酸、光硬化剤、またはUV硬化剤から成る群より選択される、請求項1に記載の硬化性組成物。
- 硬化剤がアジピン酸ジヒドラジドである、請求項1に記載の硬化性組成物。
- 疎水性ヒュームドシリカ添加剤、接着促進剤の少なくとも一方をさらに含む、請求項1に記載の硬化性組成物。
- 接着促進剤がγ−グリシジルオキシプロピルトリメトキシシランである、請求項18に記載の硬化性組成物。
- 非イオン性シラン分散剤をさらに含む、請求項1に記載の硬化性組成物。
- 硬化性組成物が、ナイフ試験/剥離試験に合格する、請求項1に記載の硬化性組成物。
(但し、ナイフ試験/剥離試験は、
油分が付着した圧延鋼表面に硬化性組成物のビーズを分注し、
ビーズを硬化して硬化組成物を形成し、
硬化組成物を室温に冷却し、
油分が付着した圧延鋼から硬化組成物の断片を切り抜き、
硬化組成物が、油分が付着した圧延鋼に接着したことを判定する、
ものと定義される。) - 硬化性組成物が、マンドレルベンド試験に合格する、請求項1に記載の硬化性組成物。
(但し、マンドレルベンド試験は、
油分が付着した圧延鋼表面に硬化性組成物のビーズを分注し、
ビーズを硬化して硬化組成物を形成し、
硬化組成物を室温に冷却し、
硬化した硬化性組成物を−40℃に30分間で冷却し、
1〜100mmの直径のマンドレルを−40℃に30分間で冷却し、
硬化組成物をマンドレルに巻き付け、
硬化組成物の亀裂および接着性低下を評価する、
ものと定義される。) - 硬化性組成物が、高温耐性試験に合格する、請求項1に記載の硬化性組成物。
(但し、高温耐性試験は、
油分が付着した圧延鋼表面に硬化性組成物のビーズを分注し、
ビーズを硬化して硬化組成物を形成し、
少なくとも1時間、200℃のオーブンへ硬化組成物を投入し、
亀裂、膨張、収縮、気泡、または分解について硬化組成物を評価する、
ものと定義される。) - 硬化性組成物が、
油分が付着した軟鋼への接着性を測定するナイフ試験/剥離試験、
−40℃で切断無くマンドレルに巻き付けるマンドレルベンド試験、および
少なくとも1時間、200℃での高温耐性試験
に合格する、請求項1に記載の硬化性組成物。 - 10〜17重量%のエポキシ化カシューナッツシェル希釈剤、
20〜26重量%のエポキシ化カシューナッツシェル樹脂、
47〜60重量%のアクリロニトリル−ブタジエンコポリマー−エポキシ付加物、
3〜5重量%の疎水性ヒュームドシリカ、
0.1〜1重量%のγ−グリシジルオキシプロピルトリメトキシシラン、および
硬化性組成物に調和をもたらすために適切な量のアジピン酸ジヒドラジド
を含む硬化性組成物。 - 非イオン性シラン分散剤を硬化性組成物の0.1〜1重量%の範囲でさらに含む、請求項25に記載の硬化性組成物。
- アクリロニトリル−ブタジエンコポリマー−エポキシ付加物、硬化剤、疎水性ヒュームドシリカ添加剤、および接着促進剤を含む硬化性組成物を供する工程、
ナッツシェル油に由来するエポキシ官能化樹脂を添加する工程、および
ナッツシェル油に由来する液体改質炭化水素樹脂を添加する工程
を含む、硬化性組成物へ柔軟性を付与する方法。 - 硬化性組成物で継ぎ目をシールする工程をさらに含む、請求項27に記載の方法。
- 第1の管の外周と第2の管の内周を接合するために第1の管の外周を硬化性組成物で被覆する工程をさらに含む、請求項27に記載の方法。
- 電着金属の継ぎ目を硬化性組成物でシールする工程をさらに含む、請求項27に記載の方法。
- 上塗り金属継手を硬化性組成物でシールする工程をさらに含む、請求項27に記載の方法。
- 硬化性組成物を未被覆の油分が付着した金属に塗布する工程、
硬化性組成物および未被覆の油分が付着した金属を前処理する工程、
熱硬化トップコートまたは粉体被覆の層を前処理した硬化性組成物および未被覆の油分が付着した金属に塗布する工程
をさらに含む、請求項29に記載の方法。 - アクリロニトリル−ブタジエンコポリマー−エポキシ付加物および硬化剤を混合して、混合物を得る工程、および
ナッツシェル油に由来するエポキシ官能化樹脂を混合物中に混合し、硬化性組成物を得る工程
を含む硬化性組成物の製造方法。 - 少なくとも1つの混合工程中でナッツシェル油に由来する希釈剤を添加する、請求項33に記載の方法。
- ナッツシェル油に由来する希釈剤を混合物中に混合する工程をさらに含む、請求項33に記載の方法。
- アクリロニトリル−ブタジエンコポリマー−エポキシ付加物、硬化剤、疎水性ヒュームドシリカ添加剤、接着促進剤、および非イオン性シラン分散剤を含む硬化性組成物を供する工程、
ナッツシェル油に由来するエポキシ官能化樹脂を添加する工程、および
ナッツシェル油に由来する液体改質炭化水素樹脂を添加する工程
を含む、油分が付着した金属への硬化性組成物の接着性を改善する方法。 - エポキシ−ゴムコポリマー付加物が、組成物合計の少なくとも約47%の量で存在するアクリロニトリル−ブタジエンコポリマー−エポキシ付加物である、請求項1に記載の組成物。
- カシューナッツシェル油エポキシとエポキシ−ゴムコポリマー付加物との重量比が約0.9以下である、請求項1に記載の組成物。
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US20200095418A1 (en) | 2020-03-26 |
CN110997789A (zh) | 2020-04-10 |
US10995210B2 (en) | 2021-05-04 |
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