TWI909650B - 半導體奈米粒子複合體、半導體奈米粒子複合體分散液、半導體奈米粒子複合體組成物及半導體奈米粒子複合體硬化膜 - Google Patents

半導體奈米粒子複合體、半導體奈米粒子複合體分散液、半導體奈米粒子複合體組成物及半導體奈米粒子複合體硬化膜

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Publication number
TWI909650B
TWI909650B TW113132271A TW113132271A TWI909650B TW I909650 B TWI909650 B TW I909650B TW 113132271 A TW113132271 A TW 113132271A TW 113132271 A TW113132271 A TW 113132271A TW I909650 B TWI909650 B TW I909650B
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Taiwan
Prior art keywords
semiconductor nanoparticle
nanoparticle composite
semiconductor
fatty acid
acid ester
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TW113132271A
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English (en)
Chinese (zh)
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TW202500716A (zh
Inventor
城戸信人
森山喬史
佐佐木洋和
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日商昭榮化學工業股份有限公司
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    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
    • C09K11/025—Use of particular materials as binders, particle coatings or suspension media therefor non-luminescent particle coatings or suspension media
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G85/00—General processes for preparing compounds provided for in this subclass
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00—Use of pretreated ingredients
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00—Use of pretreated ingredients
    • C08K9/04—Ingredients treated with organic substances
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
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    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
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    • C09K11/56—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing sulfur
    • C09K11/562—Chalcogenides
    • C09K11/565—Chalcogenides with zinc cadmium
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    • C09K11/70—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing phosphorus
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    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
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    • C09K11/70—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing phosphorus
    • C09K11/72—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing phosphorus also containing halogen, e.g. halophosphates
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    • C09K11/88—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing selenium, tellurium or unspecified chalcogen elements
    • C09K11/881—Chalcogenides
    • C09K11/883—Chalcogenides with zinc or cadmium
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    • H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
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    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
    • C08G65/331—Polymers modified by chemical after-treatment with organic compounds containing oxygen
    • C08G65/332—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof
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    • H10H20/851—Wavelength conversion means
    • H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
    • H10H20/8512—Wavelength conversion materials

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
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  • Inorganic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Luminescent Compositions (AREA)
  • Optical Filters (AREA)
  • Polyethers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
TW113132271A 2019-06-13 2020-06-08 半導體奈米粒子複合體、半導體奈米粒子複合體分散液、半導體奈米粒子複合體組成物及半導體奈米粒子複合體硬化膜 TWI909650B (zh)

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Application Number Priority Date Filing Date Title
JP2019-110307 2019-06-13
JP2019110307 2019-06-13
JP2019-142425 2019-08-01
JP2019142425A JP7354659B2 (ja) 2019-06-13 2019-08-01 半導体ナノ粒子複合体、半導体ナノ粒子複合体分散液、半導体ナノ粒子複合体組成物および半導体ナノ粒子複合体硬化膜

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TW202500716A TW202500716A (zh) 2025-01-01
TWI909650B true TWI909650B (zh) 2025-12-21

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TW113132271A TWI909650B (zh) 2019-06-13 2020-06-08 半導體奈米粒子複合體、半導體奈米粒子複合體分散液、半導體奈米粒子複合體組成物及半導體奈米粒子複合體硬化膜
TW109119121A TWI833967B (zh) 2019-06-13 2020-06-08 半導體奈米粒子複合體、半導體奈米粒子複合體分散液、半導體奈米粒子複合體組成物及半導體奈米粒子複合體硬化膜
TW112145285A TWI857867B (zh) 2019-06-13 2020-06-08 半導體奈米粒子複合體、半導體奈米粒子複合體分散液、半導體奈米粒子複合體組成物及半導體奈米粒子複合體硬化膜

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TW112145285A TWI857867B (zh) 2019-06-13 2020-06-08 半導體奈米粒子複合體、半導體奈米粒子複合體分散液、半導體奈米粒子複合體組成物及半導體奈米粒子複合體硬化膜

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JP (3) JP7354659B2 (enExample)
KR (1) KR102809556B1 (enExample)
CN (2) CN114127225A (enExample)
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WO (1) WO2020250663A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7468525B2 (ja) * 2019-06-13 2024-04-16 昭栄化学工業株式会社 半導体ナノ粒子複合体、半導体ナノ粒子複合体分散液、半導体ナノ粒子複合体組成物および半導体ナノ粒子複合体硬化膜
JP7151914B2 (ja) * 2020-10-15 2022-10-12 Dic株式会社 ナノ結晶含有組成物、インク組成物、光変換層および発光素子
CN116420439A (zh) * 2021-08-30 2023-07-11 京东方科技集团股份有限公司 量子点材料、量子点发光器件及其制备方法
JP7888941B2 (ja) * 2021-09-02 2026-07-14 Ｔｏｐｐａｎホールディングス株式会社 発光性ナノ粒子複合体、インク組成物、光変換層およびカラーフィルタ
WO2023032208A1 (ja) * 2021-09-06 2023-03-09 シャープ株式会社 ナノ粒子組成物、ナノ粒子含有膜、発光素子、波長変換部材、表示装置、およびナノ粒子含有膜の製造方法
CN119310124B (zh) * 2024-11-06 2025-12-05 武汉纺织大学 一种基于核磁共振波谱半高宽的磁纳米粒子质量浓度计算方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002121549A (ja) * 2000-06-26 2002-04-26 Mitsubishi Chemicals Corp 半導体超微粒子
TW201807161A (zh) * 2016-04-26 2018-03-01 昭榮化學工業股份有限公司 量子點材料及量子點材料之製造方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4234849B2 (ja) * 1999-06-10 2009-03-04 株式会社トッパンＴｄｋレーベル 遊離砥粒スラリー組成物
JP2002162501A (ja) 2000-11-28 2002-06-07 Mitsubishi Chemicals Corp 半導体結晶粒子を含有する薄膜状成形体、及びその用途
US20040007169A1 (en) * 2002-01-28 2004-01-15 Mitsubishi Chemical Corporation Semiconductor nanoparticles and thin film containing the same
JP5393051B2 (ja) * 2008-04-28 2014-01-22 富士フイルム株式会社 有機顔料組成物及びその製造方法、並びにそれを用いた着色感光性樹脂組成物、カラーフィルタ
JP5881045B2 (ja) 2011-10-11 2016-03-09 国立研究開発法人産業技術総合研究所 量子ドット含有チタン化合物及びその製造方法、並びに該量子ドット含有チタン化合物を用いた光電変換素子
JP6171548B2 (ja) * 2013-05-14 2017-08-02 セイコーエプソン株式会社 インクジェット記録装置、およびインクジェット記録方法
WO2017082116A1 (ja) * 2015-11-12 2017-05-18 富士フイルム株式会社 コアシェル粒子、コアシェル粒子の製造方法およびフィルム
KR101996201B1 (ko) * 2016-02-29 2019-07-03 후지필름 가부시키가이샤 반도체 나노 입자, 분산액 및 필름
KR102151510B1 (ko) * 2016-07-20 2020-09-03 후지필름 가부시키가이샤 양자 도트 함유 조성물, 파장 변환 부재, 백라이트 유닛, 및 액정 표시 장치
CN106479503A (zh) 2016-09-29 2017-03-08 Tcl集团股份有限公司 一种量子点固态膜及其制备方法
EP3327813B1 (en) 2016-11-25 2021-06-30 Samsung Electronics Co., Ltd. Light emitting device and display device including quantum dot
CN106905497B (zh) * 2017-03-22 2021-01-12 京东方科技集团股份有限公司 量子点复合物、中间体及其制备方法和应用
WO2018224459A1 (en) 2017-06-08 2018-12-13 Merck Patent Gmbh A composition comprising semiconducting light-emitting nanoparticles having thiol functional surface ligands
KR102920379B1 (ko) * 2019-06-13 2026-01-30 쇼에이 가가쿠 가부시키가이샤 반도체 나노 입자 복합체, 반도체 나노 입자 복합체 분산액, 반도체 나노 입자 복합체 조성물, 반도체 나노 입자 복합체 경화막 및 반도체 나노 입자 복합체의 정제 방법
JP7468525B2 (ja) * 2019-06-13 2024-04-16 昭栄化学工業株式会社 半導体ナノ粒子複合体、半導体ナノ粒子複合体分散液、半導体ナノ粒子複合体組成物および半導体ナノ粒子複合体硬化膜

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002121549A (ja) * 2000-06-26 2002-04-26 Mitsubishi Chemicals Corp 半導体超微粒子
TW201807161A (zh) * 2016-04-26 2018-03-01 昭榮化學工業股份有限公司 量子點材料及量子點材料之製造方法
CN109075222A (zh) * 2016-04-26 2018-12-21 昭荣化学工业株式会社 量子点材料及量子点材料的制造方法

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JP7804892B2 (ja) 2026-01-23
JP7574889B2 (ja) 2024-10-29
KR20240152968A (ko) 2024-10-22
CN117229769A (zh) 2023-12-15
TWI857867B (zh) 2024-10-01
US12365836B2 (en) 2025-07-22
JP7354659B2 (ja) 2023-10-03
JP2023155249A (ja) 2023-10-20
US20220259492A1 (en) 2022-08-18
TW202411401A (zh) 2024-03-16
JP2020204756A (ja) 2020-12-24
WO2020250663A1 (ja) 2020-12-17
TW202108736A (zh) 2021-03-01
TW202500716A (zh) 2025-01-01
TWI833967B (zh) 2024-03-01
KR102809556B1 (ko) 2025-05-19
JP2024180509A (ja) 2024-12-26
KR20220024185A (ko) 2022-03-03
US12054657B2 (en) 2024-08-06
US20240352311A1 (en) 2024-10-24
CN114127225A (zh) 2022-03-01

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