JP2020507914A - フローセルパッケージおよびその製造方法 - Google Patents
フローセルパッケージおよびその製造方法 Download PDFInfo
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- JP2020507914A JP2020507914A JP2019530674A JP2019530674A JP2020507914A JP 2020507914 A JP2020507914 A JP 2020507914A JP 2019530674 A JP2019530674 A JP 2019530674A JP 2019530674 A JP2019530674 A JP 2019530674A JP 2020507914 A JP2020507914 A JP 2020507914A
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- Prior art keywords
- flow cell
- silane
- cell package
- patterned wafer
- depression
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
Description
一態様では、方法は、シランまたはシラン誘導体を、介在領域によって分離された窪みを含むパターン化ウェーハの表面に付着させ、それによって、シラン化窪みおよびシラン化介在領域を形成すること;官能化分子のコーティング層を、シラン化窪み内およびシラン化介在領域上に形成すること;シラン化介在領域からコーティング層を擦り取ること(任意に、i)約7.5〜約11の範囲のpHを有し、パターン化ウェーハの硬度より低い硬度を有する研磨粒子を含む塩基性水性スラリー、またはii)研磨パッドと、その研磨粒子を含まない溶液とを使用して);およびプライマーをシラン化窪み内のコーティング層にグラフトして、官能化窪みを形成すること、による表面変性パターン化ウェーハを形成することを含む。この方法はまた、その間にスペーサー層を介して2つの表面変性パターン化ウェーハを一緒に結合することを含む。
R1は、Hまたは任意に置換されたアルキルであり;
RAは、アジド、任意に置換されたアミノ、任意に置換されたアルケニル、任意に置換されたヒドラゾン、任意に置換されたヒドラジン、カルボキシル、ヒドロキシ、任意に置換されたテトラゾール、任意に置換されたテトラジン、ニトリルオキシド、ニトロン、およびチオールからなる群より選択され;
R5は、Hおよび任意に置換されたアルキルからなる群より選択され;
−(CH2)p−のそれぞれは、任意に置換されていてもよく;
pは、1〜50の範囲の整数であり;
nは、1〜50,000の範囲の整数であり;
mは、1〜100,000の範囲の整数である。
当業者は、式(I)の繰り返し単位を含むポリマーが、ポリマー全体にわたってランダムな順序で存在する複数の「n」および「m」サブユニットを包含することを認識するであろう。当業者はまた、他のモノマー成分がポリマー中に存在し得ることを認識するであろう。
R1は、Hまたはアルキルであり;
RAは、アミノ、任意に置換されたアルケニル、任意に置換されたアルキニル、オキソ−アミノ、アジド、ホルミル、ハロ、ヒドロキシル、ヒドラジニル、ヒドラゾニル、トリアジニル、カルボキシ、グリシジル、活性化エステル、アジリジニル、トリアゾリニル、エポキシ、およびチオールからなる群より選択され;
−(CH2)о−のそれぞれは、任意に置換されていてもよく;
оは、1〜50の範囲の整数である。
第2の機能性分子は、第2のシランまたは第2のシラン誘導体の第2の不飽和部分によって第2のシランまたは第2のシラン誘導体に共有結合しており;その不飽和部分は、ノルボルネン、ヘテロノルボルネン、ノルボルネン誘導体、トランスシクロオクテン、トランスシクロオクテン誘導体、シクロオクチン、ビシクロアルキン、それらの任意に置換された変形、およびそれらの組み合わせからなる群より個々に選択される。
本明細書に開示される方法の例は、表面変性パターン化ウェーハを形成するためにパターン化ウェーハ上に表面化学(例えば、シラン化、官能化分子層、プライマー)を堆積させるオープンウェーハ処理を含む。次いで、表面変性パターン化ウェーハを、配列決定などの生物学的用途での使用に適したフローセルに分割することができるフローセルパッケージに組み込むことができる。
パターンは、平均ピッチの周りの変動係数が小さくなるように規則的とすることができ、またはパターンは非規則的とすることができ、その場合変動係数は比較的大きくなり得る。いずれの場合も、平均ピッチは、例えば、少なくとも約10nm、少なくとも約0.1μm、少なくとも約0.5μm、少なくとも約1μm、少なくとも約5μm、少なくとも約10μm、少なくとも約100μmまたはそれ以上であり得る。代替的または追加的に、平均ピッチは、例えば、約100μm以下、約10μm以下、約5μm以下、約1μm以下、約0.5μm以下、約0.1μm以下またはそれ未満であり得る。部位16の特定のパターンの平均ピッチは、上記の範囲から選択された下限値の1つと上限値の1つとの間であり得る。一例では、窪み14は、約1.5μmのピッチ(中心間距離)を有する。
その全体が参照により本明細書に組み入れられる米国特許第9,012,022号に記載の技術を用いて、シラン化パターン化ウェーハ10Sの表面上(すなわち、シラン化窪みおよびシラン化介在領域上)に堆積させることができる。官能化分子は、溶液中に存在してもよい。一例では、溶液は、エタノールと水との混合物中にPAZAMを含む。
追記
Claims (33)
- シランまたはシラン誘導体を、介在領域によって分離された窪みを含むパターン化ウェーハの表面に付着して、それによってシラン化窪みおよびシラン化介在領域を形成すること;
前記シラン化窪み内および前記シラン化介在領域上に、官能化分子のコーティング層を形成すること;
前記シラン化介在領域から前記コーティング層を擦り取ること、任意にi)約7.5〜約11の範囲のpHを有し、前記パターン化ウェーハの硬度より低い硬度を有する研磨粒子を含む塩基性水性スラリー、またはii)研磨パッドと、前記研磨粒子を含まない溶液とを使用して;および
前記シラン化窪み内の前記コーティング層にプライマーをグラフトして、官能化窪みを形成すること、
によって、表面変性パターン化ウェーハを形成すること;ならびに
2つの前記表面変性パターン化ウェーハを、それらの間のスペーサー層で一緒に結合すること、を含む、方法。 - 前記シランまたはシラン誘導体を、前記パターン化ウェーハの表面に付着することが、蒸着法、スピンコーティング法、化学気相堆積法、またはYield Engineering Systems(YES)法のうちの少なくとも1つを含む、請求項1に記載の方法。
- 前記官能化分子の前記コーティング層を形成することが、前記官能化分子の官能基を、前記シランまたはシラン誘導体の不飽和部分と反応させることを含み、任意に、前記不飽和部分が、シクロアルケン、シクロアルキン、ヘテロシクロアルケン、ヘテロシクロアルキン、それらの置換変種およびそれらの組み合わせからなる群より選択される、請求項1または2に記載の方法。
- 前記官能化分子の前記コーティング層を形成することが、
前記官能化分子を含む溶液を、前記シラン化窪みおよび前記シラン化介在領域上に堆積すること;および
前記官能化分子を硬化させること、を含む、請求項1または2に記載の方法。 - 前記塩基性水性スラリーが、キレート剤、界面活性剤、分散剤またはこれらの組み合わせをさらに含む、先行請求項のいずれかに記載の方法。
- 前記コーティング層に前記プライマーをグラフトすることが、ダンクコーティング、スプレーコーティング、パドルディスペンスまたはこれらの組み合わせを含む、先行請求項のいずれかに記載の方法。
- 前記シランまたはシラン誘導体を付着することの前に、前記パターン化ウェーハをプラズマアッシングすることをさらに含む、先行請求項のいずれかに記載の方法。
- 前記官能化分子の前記コーティング層が、約200nm以下の厚さを有する、先行請求項のいずれかに記載の方法。
- 結合した前記表面変性パターン化ウェーハをそれぞれのフローセルにさいの目に切ることをさらに含む、先行請求項のいずれかに記載の方法。
- 前記スペーサー層が、放射線吸収材料である、先行請求項のいずれかに記載の方法。
- 前記結合することが、
前記放射線吸収材料が2つの前記表面変性パターン化ウェーハのそれぞれの介在領域の少なくとも一部と接触するように、2つの前記表面変性パターン化ウェーハ間の界面に放射線吸収材料を配置すること;ならびに
前記界面で加圧を適用することおよび前記放射線吸収材料に照射すること、を含む、請求項10に記載の方法。 - 前記スペーサー層が、それと接触している放射線吸収材料を含む、請求項1〜9のいずれか一項に記載の方法。
- 前記結合することが、
前記放射線吸収材料が2つの前記表面変性パターン化ウェーハのそれぞれの前記介在領域の少なくとも一部と接触するように、前記スペーサー層と2つの前記表面変性パターン化ウェーハのそれぞれとの間のそれぞれの界面に前記放射線吸収材料を配置すること;ならびに
前記それぞれの界面で加圧を適用することおよび前記放射線吸収材料に照射すること、を含む、請求項12に記載の方法。 - 2つの前記表面変性パターン化ウェーハの一方の前記官能化窪みの少なくとも一部を、2つの前記表面変性パターン化ウェーハの別のそれぞれの官能化窪みと合わせて流体チャンバーを形成するように、2つの前記表面変性パターン化ウェーハを配置し;および
前記スペーサー層が、隣接する流体チャンバー間に長手方向の壁を画定する、請求項10〜13のいずれか一項に記載の方法。 - 前記官能化窪みのそれぞれが、
2つの結合した前記表面変性パターン化ウェーハによって画定される流路内にある;または
前記流路内の複数の穴の1つである、請求項14に記載の方法。 - 前記研磨粒子が、炭酸カルシウム、アガロースおよびグラファイトからなる群より選択される、先行請求項のいずれかに記載の方法。
- フローセルパッケージであって、
第1の介在領域によって分離された第1の窪み;
前記第1の窪みの少なくとも一部において第1のシランまたは第1のシラン誘導体に結合した第1の官能化分子;および
前記第1の窪みの少なくとも一部において前記第1の官能化分子にグラフトした第1のプライマー、
を含む、第1の表面変性パターン化ウェーハと、
第2の介在領域によって分離された第2の窪み;
前記第2の窪みの少なくとも一部において第2のシランまたは第2のシラン誘導体に結合した第2の官能化分子;および
前記第2の窪みの少なくとも一部において前記第2の官能化分子にグラフトした第2のプライマー、
を含む、第2の表面変性パターン化ウェーハと、
前記第1の介在領域の少なくとも一部を前記第2の介在領域の少なくとも一部に結合しているスペーサー層とを含み、前記スペーサー層が、前記フローセルパッケージのそれぞれの流体チャンバーを少なくとも部分的に画定している、フローセルパッケージ。 - 前記第1の窪みの少なくとも一部と前記第2の窪みの少なくとも一部が整列して、前記それぞれの流体チャンバーの1つを形成しており;および
前記スペーサー層が、隣接する流体チャンバー間の長手方向の壁を形成している、請求項17に記載のフローセルパッケージ。 - 前記第1および第2の窪みの少なくとも1つが、
2つの結合した前記表面変性パターン化ウェーハによって画定される流路内にある;または
前記流路内の複数の穴の1つである、請求項17に記載のフローセルパッケージ。 - 前記第1の機能性分子および前記第2の機能性分子のそれぞれは、以下の式(I)の繰り返し単位を含む、請求項17〜19のいずれか一項に記載のフローセルパッケージ。
R1は、Hまたは任意に置換されたアルキルであり;
RAは、アジド、任意に置換されたアミノ、任意に置換されたアルケニル、任意に置換されたヒドラゾン、任意に置換されたヒドラジン、カルボキシル、ヒドロキシ、任意に置換されたテトラゾール、任意に置換されたテトラジン、ニトリルオキシド、ニトロン、およびチオールからなる群より選択され;
R5は、Hおよび任意に置換されたアルキルからなる群より選択され;
−(CH2)p−のそれぞれは、任意に置換されていてもよく;
pは、1〜50の範囲の整数であり;
nは、1〜50,000の範囲の整数であり;
mは、1〜100,000の範囲の整数である。) - 前記第1の機能性分子が、前記第1のシランまたは第1のシラン誘導体の第1の不飽和部分によって、前記第1のシランまたは第1のシラン誘導体に共有結合しており;
前記第2の機能性分子が、前記第2のシランまたは第2のシラン誘導体の第2の不飽和部分によって、前記第2のシランまたは第2のシラン誘導体に共有結合しており;および
前記不飽和部分が、ノルボルネン、ヘテロノルボルネン、ノルボルネン誘導体、トランスシクロオクテン、トランスシクロオクテン誘導体、シクロオクチン、ビシクロアルキン、それらの任意に置換された変形およびそれらの組み合わせからなる群より個々に選択される、請求項17〜19のいずれか一項に記載のフローセルパッケージ。 - 前記スペーサー層が、黒色ポリイミドを含む、請求項17〜21のいずれか一項に記載のフローセルパッケージ。
- 前記第1の表面変性パターン化ウェーハおよび第2の表面変性パターン化ウェーハのそれぞれが、約200mm〜約300mmの範囲の直径を有する、請求項17〜22のいずれか一項に記載のフローセルパッケージ。
- 複数のフローセルを含む、請求項17〜23のいずれか一項に記載のフローセルパッケージ。
- 介在領域によって分離された窪みを含むパターン化ウェーハの表面をプラズマアッシングすること;
前記窪み内および前記介在領域上に、官能化分子のコーティング層を形成すること;
前記介在領域から前記コーティング層を擦り取ること、任意にi)約7.5〜約11の範囲のpHを有し、パターン化ウェーハの硬度より低い硬度を有する研磨粒子を含む塩基性水性スラリー、またはii)研磨パッドと、前記研磨粒子を含まない溶液とを使用して;および
前記窪み内の前記コーティング層にプライマーをグラフトして、官能化窪みを形成すること、
によって、表面変性パターン化ウェーハを形成すること;ならびに
2つの前記表面変性パターン化ウェーハを、それらの間のスペーサー層で一緒に結合すること、を含む、方法。 - 前記研磨粒子が、炭酸カルシウム、アガロースおよびグラファイトからなる群より選択される、請求項25に記載の方法。
- フローセルパッケージであって、
第1および第2の表面変性パターン化ウェーハならびにスペーサー層を含み、
前記第1の表面変性パターン化ウェーハは、第1の介在領域によって分離された第1の窪みと、前記第1の窪みの少なくとも一部において前記第1の表面変性パターン化ウェーハに結合した第1の官能化分子と、前記第1の窪みの少なくとも一部において前記第1の官能化分子にグラフトした第1のプライマーとを含み;
前記第2の表面変性パターン化ウェーハは、第2の介在領域によって分離された第2の窪みと、前記第2の窪みの少なくとも一部において前記第2の表面変性パターン化ウェーハに結合した第2の官能化分子と、前記第2の窪みの少なくとも一部において前記第2の官能化分子にグラフトした第2のプライマーとを含み;
前記スペーサー層が、前記第1の介在領域の少なくとも一部を前記第2の介在領域の少なくとも一部に結合しており、かつ、前記スペーサー層が、前記フローセルパッケージのそれぞれの流体チャンバーを少なくとも部分的に画定している、フローセルパッケージ。 - 前記第1の窪みの少なくとも一部と前記第2の窪みの少なくとも一部が整列して、前記それぞれの流体チャンバーの1つを形成しており;および
前記スペーサー層が、隣接する流体チャンバー間の長手方向の壁を形成している、請求項27に記載のフローセルパッケージ。 - 前記第1および第2の窪みの少なくとも1つが、
2つの結合した前記表面変性パターン化ウェーハによって画定される流路内にある;または
前記流路内の複数の穴の1つである、請求項27に記載のフローセルパッケージ。 - 前記第1の機能性分子および前記第2の機能性分子のそれぞれは、以下の式(I)の繰り返し単位を含む、請求項27〜29のいずれか一項に記載のフローセルパッケージ。
R1は、Hまたは任意に置換されたアルキルであり;
RAは、アジド、任意に置換されたアミノ、任意に置換されたアルケニル、任意に置換されたヒドラゾン、任意に置換されたヒドラジン、カルボキシル、ヒドロキシ、任意に置換されたテトラゾール、任意に置換されたテトラジン、ニトリルオキシド、ニトロン、およびチオールからなる群より選択され;
R5は、Hおよび任意に置換されたアルキルからなる群より選択され;
−(CH2)p−のそれぞれは、任意に置換されていてもよく;
pは、1〜50の範囲の整数であり;
nは、1〜50,000の範囲の整数であり;
mは、1〜100,000の範囲の整数である。) - 前記スペーサー層が、黒色ポリイミドを含む、請求項27〜29のいずれか一項に記載のフローセルパッケージ。
- 前記第1の表面変性パターン化ウェーハおよび第2の表面変性パターン化ウェーハのそれぞれが、約200mm〜約300mmの範囲の直径を有する、請求項27〜31のいずれか一項に記載のフローセルパッケージ。
- 複数のフローセルを含む、請求項27〜32のいずれか一項に記載のフローセルパッケージ。
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CA3046659A1 (en) | 2018-06-28 |
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