JP2016536410A - 電子装置用の硬化性組成物及びその使用 - Google Patents
電子装置用の硬化性組成物及びその使用 Download PDFInfo
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- JP2016536410A JP2016536410A JP2016537064A JP2016537064A JP2016536410A JP 2016536410 A JP2016536410 A JP 2016536410A JP 2016537064 A JP2016537064 A JP 2016537064A JP 2016537064 A JP2016537064 A JP 2016537064A JP 2016536410 A JP2016536410 A JP 2016536410A
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Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
-
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/20—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the epoxy compounds used
-
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
-
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/4007—Curing agents not provided for by the groups C08G59/42 - C08G59/66
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- 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
- C08G65/04—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 from cyclic ethers only
- C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
- C08G65/16—Cyclic ethers having four or more ring atoms
- C08G65/18—Oxetanes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
-
- 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
- C08G2650/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G2650/22—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule characterised by the initiator used in polymerisation
- C08G2650/24—Polymeric initiators
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/842—Containers
- H10K50/8426—Peripheral sealing arrangements, e.g. adhesives, sealants
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/844—Encapsulations
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Epoxy Resins (AREA)
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Abstract
Description
a)脂肪族エポキシ化合物、
b)脂肪族オキセタン化合物、及び
c)熱硬化開始剤
を含む、硬化性組成物である。
a)35〜97.9重量%の脂肪族エポキシ化合物、
b)2〜50重量%の脂肪族オキセタン化合物、
c)0.1〜5重量%の熱硬化開始剤、
d)0〜10重量%、好ましくは0〜5重量%の、1つ以上の添加剤を含み、
ここで、全ての成分a)〜d)の量は、合計100重量%である。
・少なくとも電子回路を片側に有する基板を提供すること、
・上記の側に、本発明の組成物の層を塗布すること、
・任意に、前記層に第2基板を結合させること、
・温度80〜120℃に加熱することにより、前記組成物を硬化させること
を含む電子装置の製造方法である。
・有機発光ダイオード(OLED)スタックを片側に結合させた基板を提供すること、
・前記OLEDの表面に、本発明の組成物の層を塗布すること、
・任意に、前記層に第2透明基板を結合させること、
・温度80〜120℃に加熱することにより、前記組成物を硬化させること
を含む、OLED装置の製造方法である。
Mocon Permatran−W モデル3/33機を用いてWVTRを測定するために各組成物の硬化フィルムを使用する。測定パラメーターは、50℃、相対湿度100%及び1013mbarである。硬化フィルムの典型的な厚みは、150〜250ミクロンの範囲である。表2に示す値は平衡値であり、単位g/m2日を用いてフィルム厚さ1mmに標準化されている。
2つの透明ガラスプレート(それぞれ厚み1mm)を、2つのストライプ状の粘着剤(厚み200ミクロン)を使用することにより、一定の間隔で互いに平行に取り付ける。2つのガラスプレート及びストライプ状の粘着剤により定められる空洞は、混合組成物で満たされる。次いで、硬化性組成物を100℃で30分間硬化させ、2つのガラスプレートの間に硬化フィルムを形成する。初期透過率は、UV/Vis分光光度計(Lambda35)を使用し、ガラス/硬化フィルム/ガラスの組立品を介して直交方向に、波長400nmの光線を通過させて測定する。ガラス/硬化フィルム/ガラスの組立品を、10日間、85℃/相対湿度85%(85RH)にさらした後、測定を繰り返し行う。表2に値を示す。
を含む脂肪族化合物を含む。本明細書で使用される用語「脂肪族オキセタン化合物」は、2つ以上の脂肪族オキセタン化合物の存在を包含する。適当な脂肪族化合物おいて、炭素原子は直鎖、分岐鎖、又は非芳香族環(脂環式と称される場合がある)で共に結合され得る。好ましくは、この化合物は、1分子当たり1又は2のオキセタン基を含む。好ましくは、2つ以下の反応性オキセタン基が骨格に結合している。好ましくは脂肪族オキセタン化合物は、本質的にエポキシ基を含まず(すなわち、化合物中に平均してオキセタン基1つ当たり0.01未満のエポキシ基を含み)、より好ましくは脂肪族オキセタン化合物は、エポキシ基を含まない。オキセタン基はさらに、置換基、例えば、1つ以上の、O、S、Nのようなヘテロ原子も含み得るアルキル基、及びハロゲン、並びにエーテル基、エステル基等を含み得る。アルキル置換基として、直鎖、分岐又は脂環基を選択できる。アルキル置換基は独立して、1〜12のC原子を含んでよい。そのような置換基は、例えばメチル、エチル、プロピル、ブチル、ヘキシル等のアルキル;メトキシ、エトキシ、ブトキシ等のアルコキシ;ポリエーテル構造;エステル基などを含んでよい。好ましくは脂肪族オキセタン化合物は、500g/モル未満の分子量を有する。好ましくはオキセタン化合物は、室温(25℃)で液体である。好ましくは液体脂肪族オキセタンの粘度は、25℃で約1mPas〜500mPasである。一実施態様において、脂肪族オキセタン化合物は、アルキルエーテル置換基又はアルキルエーテル架橋を含むものである。
Claims (15)
- a)脂肪族エポキシ化合物、
b)脂肪族オキセタン化合物、
c)熱硬化開始剤
を含む、硬化性組成物。 - 脂肪族エポキシ化合物は、脂肪族グリシジルエーテル、脂肪族グリシジルエステル、脂環式グリシジルエーテル、脂環式グリシジルエステル、脂環式エポキシ樹脂から選択される、請求項1に記載の硬化性組成物。
- 脂肪族オキセタン化合物は、1分子当たり1つ又は2つのオキセタン基を含み、エポキシ基を含まない、請求項1に記載の硬化性組成物。
- 脂肪族オキセタン化合物は、500g/モル未満の分子量を有する、請求項3に記載の硬化性組成物。
- 熱硬化開始剤は、ブレンステッド酸、ルイス酸、及び潜伏性熱酸発生剤から選択される、請求項1に記載の硬化性組成物。
- 架橋後の組成物は、波長400nmで、少なくとも85%の初期透過率を有する、請求項1〜5のいずれかに記載の硬化性組成物。
- 硬化性組成物は、さらに1つ以上の添加剤を含む、請求項1〜5のいずれかに記載の硬化性組成物。
- 添加剤は、接着促進剤、酸化防止剤、ナノ充填剤、又はレオロジー改質剤から選択される、請求項8に記載の硬化性組成物。
- a)35〜97.9重量%の脂肪族エポキシ化合物、
b)2〜50重量%の脂肪族オキセタン化合物、
c)0.1〜5重量%の熱硬化開始剤、
d)0〜10重量%の添加剤
を含み、
ここで、全ての成分a)〜d)の量は、合計100重量%である、
請求項1に記載の硬化性組成物。 - 以下の工程:
・少なくとも電子回路を片側に有する基板を提供すること、
・上記の側に、請求項1〜10のいずれかに記載の組成物の層を塗布すること、
・任意に、前記層に第2基板を結合させること、
・温度80〜120℃に加熱することにより、前記組成物を硬化させること
を含む電子装置の製造方法。 - 基板、発光化合物、及び請求項1〜10のいずれかに記載の硬化組成物の層を少なくとも含み、ここで、硬化組成物の層は、波長400nmで、少なくとも85%の初期透過率を有する、電子装置。
- 以下の工程:
・1つ以上の有機発光ダイオード(OLED)スタックを片側に結合させた基板を提供すること、
・前記OLEDスタックの表面に、請求項1〜10のいずれかに記載の組成物の層を塗布すること、
・任意に、前記層に第2基板を結合させること、
・温度80〜120℃に加熱することにより、前記組成物を硬化させること
を含む、OLED装置の製造方法。 - OLED装置用の貼合わせ用接着剤、封入剤又はシーラントとしての、請求項1〜10のいずれかに記載の硬化性組成物の使用。
- 電子装置又は光電子装置用の水蒸気バリアシーラント、及び/又はエッジシーラントとしての、請求項1〜10のいずれかに記載の硬化性組成物の使用。
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