JP2010258469A - 量子点波長変換体、量子点波長変換体の製造方法及び量子点波長変換体を含む発光装置 - Google Patents
量子点波長変換体、量子点波長変換体の製造方法及び量子点波長変換体を含む発光装置 Download PDFInfo
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Abstract
【解決手段】量子点波長変換体100は、励起光を波長変換して波長変換光を発生させる量子点111及び上記量子点を分散させる分散媒質112を含む波長変換部110と、波長変換部を密封する密封部材120と、を含む。
【選択図】図1
Description
110 波長変換部
111 量子点
112 分散媒質
120 密封部材
Claims (18)
- 励起光を波長変換して波長変換光を発生させる量子点及び前記量子点を分散させる分散媒質を含む波長変換部と、
前記波長変換部を密封する密封部材と、
を含む量子点波長変換体。 - 前記量子点は、Si系ナノ結晶、II−VI族系化合物半導体ナノ結晶、III−V族系化合物半導体ナノ結晶、IV−VI族系化合物半導体ナノ結晶及びこれらの混合物のうちいずれか一つのナノ結晶を含むことを特徴とする請求項1に記載の量子点波長変換体。
- 前記II−VI族系化合物半導体ナノ結晶は、CdS、CdSe、CdTe、ZnS、ZnSe、ZnTe、HgS、HgSe、HgTe、CdSeS、CdSeTe、CdSTe、ZnSeS、ZnSeTe、ZnSTe、HgSeS、HgSeTe、HgSTe、CdZnS、CdZnSe、CdZnTe、CdHgS、CdHgSe、CdHgTe、HgZnS、HgZnSe、HggZnTe、CdZnSeS、CdZnSeTe、CdZnSTe、CdHgSeS、CdHgSeTe、CdHgSTe、HgZnSeS、HgZnSeTe及びHgZnSTeで構成された群から選択されたいずれか一つであることを特徴とする請求項2に記載の量子点波長変換体。
- 前記III−V族系化合物半導体ナノ結晶は、GaN、GaP、GaAs、AlN、AlP、AlAs、InN、InP、InAs、GaNP、GaNAs、GaPAs、AlNP、AlNAs、AlPAs、InNP、InNAs、InPAs、GaAlNP、GaAlNAs、GaAlPAs、GaInNP、GaInNAs、GaInPAs、InAlNP、InAlNAs、及びInAlPAsで構成された群から選択されたいずれか一つであることを特徴とする請求項2に記載の量子点波長変換体。
- 前記IV−VI族系化合物半導体ナノ結晶は、SbTeであることを特徴とする請求項2に記載の量子点波長変換体。
- 前記分散媒質は、液体状態であることを特徴とする請求項1に記載の量子点波長変換体。
- 前記分散媒質は、エポキシ樹脂またはシリコーン(silicone)であることを特徴とする請求項1に記載の量子点波長変換体。
- 前記密封部材は、シリコーン(silicone)を含むことを特徴とする請求項1に記載の量子点波長変換体。
- 分散媒質に励起光を波長変換して波長変換光を発生させる量子点を分散させて波長変換部を用意する段階と、
前記波長変換部を密封部材で密封する段階と、
を含む量子点波長変換体の製造方法。 - 前記密封する段階は、
第1密封シート及び第2密封シートを用意して積層する段階と、
前記第1及び第2密封シートの間に前記波長変換部を注入する段階と、
前記第1及び第2密封シートの波長変換部の周囲を加熱して熱粘着させる段階と、
を含むことを特徴とする請求項9に記載の量子点波長変換体の製造方法。 - 発光源と、
前記発光源の発光方向の上部に形成され、励起光を波長変換して波長変換光を発生させる量子点及び前記量子点を分散させる分散媒質を含む波長変換部及び前記波長変換部を密封する密封部材を含む量子点波長変換体と、
を含む発光装置。 - 前記発光源は、発光ダイオード及びレーザダイオードのうちいずれか一つであることを特徴とする請求項11に記載の発光装置。
- 前記量子点波長変換体は、複数であることを特徴とする請求項12に記載の発光装置。
- 前記複数の量子点波長変換体のうち少なくとも2以上の層は、前記発光源から発光された光を相違する波長に変換することができる量子点を含むことを特徴とする請求項13に記載の発光装置。
- 前記発光源は青色光を発光し、
前記複数の波長変換部のうちいずれか一つの第1量子点波長変換体は赤色光を放出し、
前記複数の波長変換部のうち前記第1量子点波長変換体とは異なる第2量子点波長変換体は緑色光を放出することを特徴とする請求項13に記載の発光装置。 - 前記発光源が実装される底面及び反射部が形成された側面を含む溝部と、
前記溝部を支持し、前記発光源と電気的に連結された電極部が形成された支持部と、
をさらに含むことを特徴とする請求項11に記載の発光装置。 - 前記溝部は、封止物質で封止されたことを特徴とする請求項16に記載の発光装置。
- 前記封止物質は、エポキシ、シリコーン、アクリル系高分子、ガラス、カーボネート系高分子及びこれらの混合物のうち少なくとも一つであることを特徴とする請求項17に記載の発光装置。
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WO2013001686A1 (ja) * | 2011-06-29 | 2013-01-03 | パナソニック株式会社 | 発光装置 |
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Also Published As
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CN101666952A (zh) | 2010-03-10 |
JP2010061098A (ja) | 2010-03-18 |
DE102009013569A1 (de) | 2010-03-04 |
US20100051898A1 (en) | 2010-03-04 |
KR100982991B1 (ko) | 2010-09-17 |
JP2014143431A (ja) | 2014-08-07 |
CN101666952B (zh) | 2013-05-29 |
US20140230992A1 (en) | 2014-08-21 |
US20110240960A1 (en) | 2011-10-06 |
KR20100027892A (ko) | 2010-03-11 |
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