JP6839703B2 - 量子ドット物品用マトリックス - Google Patents
量子ドット物品用マトリックス Download PDFInfo
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- JP6839703B2 JP6839703B2 JP2018515458A JP2018515458A JP6839703B2 JP 6839703 B2 JP6839703 B2 JP 6839703B2 JP 2018515458 A JP2018515458 A JP 2018515458A JP 2018515458 A JP2018515458 A JP 2018515458A JP 6839703 B2 JP6839703 B2 JP 6839703B2
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- quantum dot
- adhesive composition
- curable adhesive
- radiation
- oligomer
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Classifications
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- G—PHYSICS
- G02—OPTICS
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- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
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- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
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- G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
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- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
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- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
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- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
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- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
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- C09K11/881—Chalcogenides
- C09K11/883—Chalcogenides with zinc or cadmium
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
- F21V9/32—Elements containing photoluminescent material distinct from or spaced from the light source characterised by the arrangement of the photoluminescent material
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- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
- G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
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- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0294—Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter
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- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
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- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
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- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
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- G02B6/0033—Means for improving the coupling-out of light from the light guide
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Description
バリアフィルム(2mil(0.05mm)厚)−商品名FTB3で3M Company(St.Paul MN)より入手可能。
緑色CdSe量子ドット濃縮物−NanoSys(Palo Alto,CA)より入手可能なPart # QCEF52035R2。
赤色CdSe量子ドット濃縮物−NanoSys(Palo Alto,CA)より入手可能なPart # QCEF62290P3−01。
CN154−Sartomer USA,LLC(Exton,PA)より入手可能なビスフェノールAメタクリレートオリゴマー。
SR340−Sartomer USA,LLC(Exton,PA)より入手可能な2−フェノキシエチルメタクリレート。
SR348−Sartomer USA,LLC(Exton,PA)より入手可能なビスフェノールAジメタクリレート。
CN110−Sartomer USA,LLC(Exton,PA)より入手可能な二官能性エポキシアクリレートオリゴマー。
SR349−Sartomer USA,LLC(Exton,PA)より入手可能なビスフェノールAジアクリレート。
SR339−Sartomer USA,LLC(Exton,PA)より入手可能な2−フェノキシエチルアクリレート。
TPO−L−BASF Resins(Wyandotte,MI)より入手可能な液体光開始剤。
80重量%の緑色CdSe量子ドット濃縮物と20重量%の赤色量子ドット濃縮物とを窒素雰囲気下で組み合わせることにより、白色ドット濃縮物(溶液A)を調製した。表1の構成成分を組み合わせ、これらをマイクロ波中で20秒間加熱した後、これらを回転式振とう機で終夜、全ての成分が完全に固定されるまで混合することにより、溶液B(二官能性アクリレートモノマーを有するUV硬化性マトリックス)を調製した。次に、溶液Aを溶液Bに、4.76重量%で加えた。得られた混合物を、Cowlesブレード(Cowles Products(North haven CT)より入手可能)により1400rpmで3分間混合した。
実施例1と同様に溶液を調製しかつコーティングしてフィルムを調製した。ただし、溶液Bの代わりに溶液Cを用いた。溶液Cの構成成分を表2に示す。溶液Cは、二官能性アクリレートオリゴマーを有するUV硬化性マトリックスであった。
実施例1と同様に溶液を調製しかつコーティングしてフィルムを調製した。ただし、溶液Bの代わりに溶液Dを用いた。溶液Dの構成成分を表3に示す。溶液Dは、二官能性メタクリレートを有するUV硬化性マトリックスであった。
実施例1と同様に溶液を調製しかつコーティングしてフィルムを調製した。ただし、溶液Bの代わりに溶液Eを用いた。溶液Eの構成成分を表4に示す。溶液Eは、一官能性アクリレートを有するUV硬化性マトリックスであった。
[1]
第1のバリア層と、
第2のバリア層と、
前記第1のバリア層と前記第2のバリア層との間の量子ドット層と、を含み、前記量子ドット層は、硬化済み放射線硬化性接着剤組成物を含むマトリックス中に分散された量子ドットを含みかつ約70%超の外部量子効率を有し、
前記放射線硬化性接着剤組成物は、前記放射線硬化性接着剤組成物の総重量を基準として約30重量%〜約99重量%の多官能性モノマー、多官能性オリゴマー、又はこれらの混合物を含み、前記多官能性モノマーは、主鎖上にメタクリル官能基を含む、量子ドットフィルム物品。
[2]
前記多官能性モノマー及び前記多官能性オリゴマーが、ヒドロキシル基又はカルボン酸基の存在による0.2mgKOH/g以上の酸価を有する、[1]に記載の量子ドットフィルム物品。
[3]
前記硬化済み放射線硬化性接着剤組成物が、約80%超の外部量子効率を有する、[1]に記載の量子ドットフィルム物品。
[4]
前記多官能性モノマー又はオリゴマー上の前記主鎖が、ビスフェノールAに由来する、[1]〜[3]のいずれか一項に記載の量子ドットフィルム物品。
[5]
前記放射線硬化性接着剤組成物が、一官能性(メタ)アクリルモノマー又はオリゴマーを更に含む、[1]〜[4]のいずれか一項に記載の量子ドットフィルム物品。
[6]
前記放射線硬化性接着剤組成物が、一官能性メタクリルモノマー又はオリゴマーを更に含む、[1]〜[5]のいずれか一項に記載の量子ドットフィルム物品。
[7]
前記放射線硬化性接着剤組成物が、一官能性アクリルモノマー又はオリゴマーを更に含む、[6]に記載の量子ドットフィルム物品。
[8]
前記放射線硬化性接着剤組成物が、光開始剤を更に含む、[1]〜[7]のいずれか一項に記載の量子ドットフィルム物品。
[9]
前記放射線硬化性接着剤組成物中の前記量子ドットが、アミノ官能性シリコーンオイル中に分散されている、[1]〜[8]のいずれか一項に記載の量子ドットフィルム物品。
[10]
前記量子ドットがCdSeを含む、[1]〜[9]のいずれか一項に記載の量子ドットフィルム物品。
[11]
前記マトリックスが、1〜10マイクロメートルの範囲の平均粒径を有する散乱粒子を更に含む、[1]〜[10]のいずれか一項に記載の量子ドットフィルム物品。
[12]
前記第1のバリア層及び前記第2のバリア層のうちの少なくとも1つが、少なくとも1つのポリマーフィルムを含む、[1]〜[11]のいずれか一項に記載の量子ドットフィルム物品。
[13]
前記量子ドットフィルム物品の、前記硬化済み放射線硬化性接着剤組成物への水分及び酸素のエッジ侵入が、85℃において1週間後に約1.0mm未満である、[1]〜[12]のいずれか一項に記載の量子ドットフィルム物品。
[14]
前記量子ドットフィルム物品の、前記硬化済み放射線硬化性接着剤組成物への水分及び酸素のエッジ侵入が、85℃において1週間後に約0.75mm未満である、[1]〜[13]のいずれか一項に記載の量子ドットフィルム物品。
[15]
前記量子ドットフィルム物品の変色が、85℃における1週間の経時劣化期間後に、1931 CIE(x,y)色度座標系上で0.02未満である、[1]〜[14]のいずれか一項に記載の量子ドットフィルム物品。
[16]
前記量子ドットフィルム物品の変色が、85℃における1週間の経時劣化期間後に0.005未満である、[1]〜[15]のいずれか一項に記載の量子ドットフィルム物品。
[17]
第1のバリア層と、
第2のバリア層と、
前記第1のバリア層と前記第2のバリア層との間の量子ドット層と、を含み、前記量子ドット層は、硬化済み放射線硬化性接着剤組成物を含むマトリックス中に量子ドットを含みかつ約70%超の外部量子効率を有し、前記量子ドットはアミノ官能性シリコーンオイル中に分散されており、かつ
前記放射線硬化性接着剤組成物は、
前記放射線硬化性接着剤組成物の総重量を基準として約50重量%〜約95重量%の、ビスフェノールA由来の主鎖上に2つのメタクリル官能基を有する二官能性モノマー又はオリゴマーと、
前記放射線硬化性接着剤組成物の総重量を基準として約1重量%〜約30重量%の、(メタ)アクリル官能基を有する少なくとも1つの一官能性モノマー又はオリゴマーと、
光開始剤と、を含む、量子ドットフィルム物品。
[18]
前記硬化済み放射線硬化性接着剤組成物が、約80%超の外部量子効率を有する、[17]に記載の量子ドットフィルム物品。
[19]
ビスフェノールA由来の主鎖上に2つのメタクリル官能基を有する前記二官能性モノマー又はオリゴマーが、ヒドロキシル基又はカルボン酸基の存在による0.2mgKOH/g以上の酸価を有する、[17]又は[18]に記載の量子ドットフィルム物品。
[20]
前記放射線硬化性接着剤組成物が、
前記放射線硬化性接着剤組成物の総重量を基準として約50重量%〜約95重量%の、ビスフェノールA由来の主鎖上に2つのメタクリル官能基を有する二官能性モノマー又はオリゴマーと、
前記放射線硬化性接着剤組成物の総重量を基準として約1重量%〜約30重量%の、アクリル官能基を有する少なくとも1つの一官能性モノマー又はオリゴマーと、
光開始剤と、を含む、[17]〜[19]のいずれか一項に記載の量子ドットフィルム物品。
[21]
前記マトリックスが、1〜10マイクロメートルの範囲の平均粒径を有する散乱粒子を更に含む、[17]〜[20]のいずれか一項に記載の量子ドットフィルム物品。
[22]
前記第1のバリア層及び前記第2のバリア層のうちの少なくとも1つが、少なくとも1つのポリマーフィルムを含む、[17]〜[21]のいずれか一項に記載の量子ドットフィルム物品。
[23]
[1]〜[22]のいずれか一項に記載の量子ドットフィルム物品を備える、ディスプレイデバイス。
[24]
第1のポリマーフィルム上に量子ドット材料をコーティングすることを含み、前記量子ドット材料が接着剤組成物中に量子ドットを含み、前記接着剤組成物が、
前記放射線硬化性接着剤組成物の総重量を基準として約30重量%〜約99重量%の、ビスフェノールA由来の主鎖上に2つのメタクリル官能基を有し約0.2mgKOH/g超の酸価を有する二官能性モノマー又はオリゴマーと、光開始剤と、を含む、量子ドットフィルム物品の形成方法。
[25]
前記放射線硬化性接着剤組成物が、一官能性(メタ)アクリルモノマー又はオリゴマーを更に含む、[24]に記載の方法。
[26]
前記放射線硬化性接着剤組成物が、一官能性メタクリルモノマー又はオリゴマーを更に含む、[24]又は[25]に記載の方法。
[27]
前記放射線硬化性接着剤組成物が、一官能性アクリルモノマー又はオリゴマーを更に含む、[24]〜[26]のいずれか一項に記載の方法。
[28]
前記接着剤組成物上に第2のポリマーフィルムを適用することを更に含む、[24]〜[27]のいずれか一項に記載の方法。
[29]
前記接着剤組成物をUV光により硬化させることを更に含む、[24]〜[28]のいずれか一項に記載の方法。
Claims (20)
- 第1のバリア層と、
第2のバリア層と、
前記第1のバリア層と前記第2のバリア層との間の量子ドット層と、を含み、前記量子ドット層は、硬化済み放射線硬化性接着剤組成物を含むマトリックス中に分散された量子ドットを含みかつ70%超の外部量子効率を有し、
前記放射線硬化性接着剤組成物は、前記放射線硬化性接着剤組成物の総重量を基準として70重量%〜95重量%の多官能性モノマー、多官能性オリゴマー、又はこれらの混合物を含み、前記多官能性モノマー又は多官能性オリゴマーは、ビスフェノールA由来の主鎖上にメタクリル官能基を含み、
前記放射線硬化性接着剤組成物は、さらに、前記放射線硬化性接着剤組成物の総重量を基準として5重量%〜20重量%の、(メタ)アクリル官能基を有する少なくとも1つの一官能性モノマー又は一官能性オリゴマーを含み、
前記放射線硬化性接着剤組成物は、主鎖上にアクリル官能基を有する多官能性モノマー又は多官能性オリゴマーを含まない、量子ドットフィルム物品。 - 前記多官能性モノマー及び前記多官能性オリゴマーが、ヒドロキシル基又はカルボン酸基の存在による0.2mgKOH/g以上の酸価を有する、請求項1に記載の量子ドットフィルム物品。
- 前記量子ドット層が、80%超の外部量子効率を有する、請求項1に記載の量子ドットフィルム物品。
- 前記多官能性モノマー又はオリゴマー上の前記主鎖が、ビスフェノールAに由来する、請求項1〜3のいずれか一項に記載の量子ドットフィルム物品。
- 前記放射線硬化性接着剤組成物が、一官能性(メタ)アクリルモノマー又はオリゴマーを更に含む、請求項1〜4のいずれか一項に記載の量子ドットフィルム物品。
- 前記放射線硬化性接着剤組成物が、光開始剤を更に含む、請求項1〜5のいずれか一項に記載の量子ドットフィルム物品。
- 前記放射線硬化性接着剤組成物中の前記量子ドットが、アミノ官能性シリコーンオイル中に分散されている、請求項1〜6のいずれか一項に記載の量子ドットフィルム物品。
- 前記マトリックスが、1〜10マイクロメートルの範囲の平均粒径を有する散乱粒子を更に含む、請求項1〜7のいずれか一項に記載の量子ドットフィルム物品。
- 前記量子ドットフィルム物品の、前記硬化済み放射線硬化性接着剤組成物への水分及び酸素のエッジ侵入が、85℃において1週間後に1.0mm未満である、請求項1〜8のいずれか一項に記載の量子ドットフィルム物品。
- 前記量子ドットフィルム物品の変色が、85℃における1週間の経時劣化期間後に、1931 CIE(x,y)色度座標系上で0.02未満である、請求項1〜9のいずれか一項に記載の量子ドットフィルム物品。
- 第1のバリア層と、
第2のバリア層と、
前記第1のバリア層と前記第2のバリア層との間の量子ドット層と、を含み、前記量子ドット層は、硬化済み放射線硬化性接着剤組成物を含むマトリックス中に量子ドットを含みかつ70%超の外部量子効率を有し、前記量子ドットはアミノ官能性シリコーンオイル中に分散されており、かつ
前記放射線硬化性接着剤組成物は、
前記放射線硬化性接着剤組成物の総重量を基準として50重量%〜95重量%の、ビスフェノールA由来の主鎖上に2つのメタクリル官能基を有する二官能性モノマー又は二官能性オリゴマーと、
前記放射線硬化性接着剤組成物の総重量を基準として1重量%〜30重量%の、(メタ)アクリル官能基を有する少なくとも1つの一官能性モノマー又は一官能性オリゴマーと、
光開始剤と、を含み、
前記放射線硬化性接着剤組成物は、主鎖上にアクリル官能基を有する多官能性モノマー又は多官能性オリゴマーを含まない、量子ドットフィルム物品。 - 前記量子ドット層が、80%超の外部量子効率を有する、請求項11に記載の量子ドットフィルム物品。
- ビスフェノールA由来の主鎖上に2つのメタクリル官能基を有する前記二官能性モノマー又はオリゴマーが、ヒドロキシル基又はカルボン酸基の存在による0.2mgKOH/g以上の酸価を有する、請求項11又は12に記載の量子ドットフィルム物品。
- 前記放射線硬化性接着剤組成物が、
前記放射線硬化性接着剤組成物の総重量を基準として50重量%〜95重量%の、ビスフェノールA由来の主鎖上に2つのメタクリル官能基を有する二官能性モノマー又はオリゴマーと、
前記放射線硬化性接着剤組成物の総重量を基準として1重量%〜30重量%の、アクリル官能基を有する少なくとも1つの一官能性モノマー又はオリゴマーと、
光開始剤と、を含む、請求項11〜13のいずれか一項に記載の量子ドットフィルム物品。 - 前記マトリックスが、1〜10マイクロメートルの範囲の平均粒径を有する散乱粒子を更に含む、請求項11〜14のいずれか一項に記載の量子ドットフィルム物品。
- 請求項1〜15のいずれか一項に記載の量子ドットフィルム物品を備える、ディスプレイデバイス。
- 第1のポリマーフィルム上に量子ドット材料をコーティングすることを含み、前記量子ドット材料が放射線硬化性接着剤組成物中に量子ドットを含み、前記放射線硬化性接着剤組成物が、
前記放射線硬化性接着剤組成物の総重量を基準として70重量%〜95重量%の、ビスフェノールA由来の主鎖上に2つのメタクリル官能基を有し0.2mgKOH/g超の酸価を有する二官能性モノマー又は二官能性オリゴマーと、
前記放射線硬化性接着剤組成物の総重量を基準として5重量%〜20重量%の、(メタ)アクリル官能基を有する少なくとも1つの一官能性モノマー又は一官能性オリゴマーと、
光開始剤と、を含み、
前記放射線硬化性接着剤組成物が、主鎖上にアクリル官能基を有する多官能性モノマー又は多官能性オリゴマーを含まない、
量子ドットフィルム物品の形成方法。 - 前記放射線硬化性接着剤組成物が、一官能性(メタ)アクリルモノマー又はオリゴマーを更に含む、請求項17に記載の方法。
- 前記接着剤組成物上に第2のポリマーフィルムを適用することを更に含む、請求項17〜18のいずれか一項に記載の方法。
- 前記接着剤組成物をUV光により硬化させることを更に含む、請求項17〜19のいずれか一項に記載の方法。
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WO2020076420A1 (en) * | 2018-10-09 | 2020-04-16 | Kateeva, Inc. | Print material formulationfor droplet inspection |
CN109061937B (zh) * | 2018-11-02 | 2021-03-16 | 京东方科技集团股份有限公司 | 彩膜基板的制备方法、量子点转光膜及显示装置 |
CN109694518B (zh) * | 2018-12-27 | 2022-01-28 | 四川东方绝缘材料股份有限公司 | 一种双键聚合物量子点膜及其制备方法 |
US20200373279A1 (en) * | 2019-05-24 | 2020-11-26 | Applied Materials, Inc. | Color Conversion Layers for Light-Emitting Devices |
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