JP2020512427A - アミン‐金属錯体と硫黄徐放性前駆体を使用した発光2d層状材料の合成 - Google Patents
アミン‐金属錯体と硫黄徐放性前駆体を使用した発光2d層状材料の合成 Download PDFInfo
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- JP2020512427A JP2020512427A JP2019541795A JP2019541795A JP2020512427A JP 2020512427 A JP2020512427 A JP 2020512427A JP 2019541795 A JP2019541795 A JP 2019541795A JP 2019541795 A JP2019541795 A JP 2019541795A JP 2020512427 A JP2020512427 A JP 2020512427A
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- JKDRQYIYVJVOPF-FDGPNNRMSA-L palladium(ii) acetylacetonate Chemical compound [Pd+2].C\C([O-])=C\C(C)=O.C\C([O-])=C\C(C)=O JKDRQYIYVJVOPF-FDGPNNRMSA-L 0.000 description 1
- WVDDGKGOMKODPV-ZQBYOMGUSA-N phenyl(114C)methanol Chemical compound O[14CH2]C1=CC=CC=C1 WVDDGKGOMKODPV-ZQBYOMGUSA-N 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- QHASIAZYSXZCGO-UHFFFAOYSA-N selanylidenenickel Chemical compound [Se]=[Ni] QHASIAZYSXZCGO-UHFFFAOYSA-N 0.000 description 1
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- 150000003346 selenoethers Chemical class 0.000 description 1
- IYKVLICPFCEZOF-UHFFFAOYSA-N selenourea Chemical compound NC(N)=[Se] IYKVLICPFCEZOF-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910021428 silicene Inorganic materials 0.000 description 1
- 239000002195 soluble material Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
- TUNFSRHWOTWDNC-HKGQFRNVSA-N tetradecanoic acid Chemical compound CCCCCCCCCCCCC[14C](O)=O TUNFSRHWOTWDNC-HKGQFRNVSA-N 0.000 description 1
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 1
- 229960002447 thiram Drugs 0.000 description 1
- ZAKSIRCIOXDVPT-UHFFFAOYSA-N trioctyl(selanylidene)-$l^{5}-phosphane Chemical compound CCCCCCCCP(=[Se])(CCCCCCCC)CCCCCCCC ZAKSIRCIOXDVPT-UHFFFAOYSA-N 0.000 description 1
- PIOZWDBMINZWGJ-UHFFFAOYSA-N trioctyl(sulfanylidene)-$l^{5}-phosphane Chemical compound CCCCCCCCP(=S)(CCCCCCCC)CCCCCCCC PIOZWDBMINZWGJ-UHFFFAOYSA-N 0.000 description 1
- OFQPGOWZSZOUIV-UHFFFAOYSA-N tris(trimethylsilyl)arsane Chemical compound C[Si](C)(C)[As]([Si](C)(C)C)[Si](C)(C)C OFQPGOWZSZOUIV-UHFFFAOYSA-N 0.000 description 1
- OUMZKMRZMVDEOF-UHFFFAOYSA-N tris(trimethylsilyl)phosphane Chemical compound C[Si](C)(C)P([Si](C)(C)C)[Si](C)(C)C OUMZKMRZMVDEOF-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
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Abstract
Description
本願は、2017年2月2日に出願された米国仮出願第62/453,780と、2017年11月20日に出願された米国仮出願第62/588,774の利益を主張し、それらの内容は、参照によって全体として本明細書の一部となる。
<連邦政府による資金提供を受けた研究開発の記載>
無し。
・金属ハロゲン化物。WCln(n=4乃至6)、Mo6Cl12、MoCl3、[MoCl5]2、NiCl2、MnCl2、VCl3、TaCl5、RuCl3、RhCl3、PdCl2、HfCl4、NbCl5、FeCl2、FeCl3、TiCl4、SrCl2、SrCl2・6H2O、WO2Cl2、MoO2Cl2、CuCl2、ZnCl2、CdCl2、GaCl3、InCl3、WF6、MoF6、NiF2、MnF2、TaF5、NbF5、FeF2、FeF3、TiF3、TiF4、SrF2、NiBr2、MnBr2、VBr3、TaBr5、RuBr3・XH2O、RhBr3、PdBr2、HfBr4、NbBr5、FeBr2、FeBr3、TiBr4、SrBr2、NiI2、MnI2、RuI3、RhI3、PdI2、又はTiI4。
・(NH4)6H2W12O40又は(NH4)6H2Mo12O40。
・金属カルボニル塩などの有機金属前駆体。例えば、Mo(CO)6、W(CO)6、Ni(CO)4、Mn2(CO)10、Ru3(CO)12、Fe3(CO)12、又はFe(CO)5、並びに、それらのアルキル誘導体及びアリール誘導体。
・酢酸塩。例えば、Ni(ac)2・4H2O、Mn(ac)2・4H2O、Rh2(ac)4、Pd3(ac)6、Pd(ac)2、Fe(ac)2、Sr(ac)2、Cu(ac)2、Zn(ac)2、Cd(ac)2、又はIn(ac)3。ここで、ac=OOCCH3;
・アセチルアセトネート。例えば、Ni(acac)2、Mn(acac)2、V(acac)3、Ru(acac)3、Rh(acac)3、Pd(acac)2、Hf(acac)4、Fe(acac)2、Fe(acac)3、Sr(acac)2、Sr(acac)2・2H2O、Cu(acac)2、Ga(acac)3、又はIn(acac)3。ここで、acac=CH3C(O)CHC(O)CH3である。
・ヘキサノエート。例えば、Mo[OOCH(C2H5)C4H9]x、Ni[OOCCH(C2H5)C4H9]2、Mn[OOCCH(C2H5)C4H9]2、Nb[OOCCH(C2H5)C4H9]4、Fe[OOCCH(C2H5))C4H9]3、又はSr[OOCCH(C2H5)C4H9]2。
・ステアリン酸塩。例えば、Ni(st)2、Fe(st)2、又はZn(st)2。ここで、st=O2C18H35である。
・アミン前駆体。例えば、式[M(CO)n(amine)6−n]の錯体。ここで、Mは金属である。
・金属アルキル前駆体。例えば、W(CH3)6。
ヒドラジン(H2NNH2);Me3SiN3;トリス(トリメチルシリル)ホスフィン;及び、トリス(トリメチルシリル)アルシン。
グローブボックス内で、SUBA−SEAL(登録商標)ゴムセプタム[シグマ−アルドリッチCO.,LLC、63103、セントルイス ミズーリ、スプルースストリート 3050]で蓋をしたバイアルに0.132gのMo(CO)6を加えた。
合成を不活性N2環境下で行った。
200mLバイアルにて、ヘキサデシルアミン(10g)及びヘキサデカン(50mL)を80℃の真空下で脱ガスした。ヘキサデシルアミン/ヘキサデカン溶液を250mL丸底フラスコ内のMo(CO)6(0.66g)に加えて、120℃で撹拌して溶液を作った(「溶液A」)。
溶液を60℃に冷却した後、アセトン(400mL)を加えて、その後遠心分離した。残留固形物をヘキサン(125mL)に分散させた。
窒素を充填したグローブボックス内で、Mo(CO)6(0.132g)をSuba−Seal(登録商標)ゴムセプタムで蓋をしたバイアルに加えた。
Claims (24)
- 2Dナノ粒子の調製方法であって、
金属‐アミン錯体を形成させる工程と、
少なくとも1つの溶媒中で金属‐アミン錯体をカルコゲン源と組み合わせて溶液を作る工程と、
第1の期間、溶液を第1の温度に加熱する工程と、
続いて、第2の期間、第1の温度よりも高い第2の温度に溶液を加熱する工程と、
を含む、方法。 - 2Dナノ粒子は、遷移金属ジカルコゲニド(TMDC)ナノ粒子である、請求項1に記載の方法。
- 2Dナノ粒子は2D量子ドット(QD)である、請求項1に記載の方法。
- 2Dナノ粒子は2Dナノフレークである、請求項1に記載の方法。
- 金属‐アミン錯体のアミンは脂肪族アミンである、請求項1に記載の方法。
- 脂肪族アミンはオレイルアミンである、請求項5に記載の方法。
- 脂肪族アミンはヘキサデシルアミン(HDA)である、請求項5に記載の方法。
- 金属‐アミン錯体の金属は遷移金属である、請求項1に記載の方法。
- 遷移金属は、カルコゲン‐炭素結合の開裂によりカルコゲンを供給する有機カルコゲン化合物である、請求項8に記載の方法。
- 有機カルコゲン化合物はアルキルチオールである、請求項9に記載の方法。
- アルキルチオールは1‐ドデカンチオール(DDT)である、請求項10に記載の方法。
- 有機カルコゲン化合物はアルキルセレノールである、請求項9に記載の方法。
- 金属‐アミン錯体の金属は遷移金属である、請求項1に記載の方法。
- 金属‐アミン錯体の金属はモリブデンである、請求項1に記載の方法。
- 金属‐アミン錯体の金属は金属カルボニル塩を含む、請求項1に記載の方法。
- 金属カルボニル塩はモリブデンヘキサカルボニルである、請求項15に記載の方法。
- 少なくとも1つの溶媒は配位性溶媒である、請求項1に記載の方法。
- 配位性溶媒はヘキサデシルアミン(HDA)である、請求項17に記載の方法。
- 少なくとも1つの溶媒は非配位性溶媒である、請求項1に記載の方法。
- 2D MoS2ナノ粒子を調製する方法において、
モリブデンヘキサカルボニル(Mo(CO)6)と脱ガスしたオレイルアミンの混合物を密封容器で撹拌して、オレイルアミン/Mo(CO)6の懸濁液を生成する工程と、
オレイルアミン/Mo(CO)6の懸濁液の少なくとも一部を、脱ガスしたオレイルアミンが入った容器に移して反応混合物を作る工程と、
反応混合物を約250℃に加熱する工程と、
1‐ドデカンチオール(DDT)の第1の部を反応混合物に加える工程と、
反応混合物を約250℃で約30分間加熱する工程と、
1‐ドデカンチオール(DDT)の第2の部を反応混合物に加える工程と、
反応混合物を約250℃で約30分間加熱する工程と、
その後、反応混合物を約300℃に加熱する工程と、
その後、1‐ドデカンチオール(DDT)の第3の部を反応混合物に加える工程と、
反応混合物を約300℃で約30分間加熱する工程と、
を含む、方法。 - 2Dナノ粒子を単離する工程と、
単離された2Dナノ粒子を溶媒に溶解させる工程と、
を更に含む、請求項20に記載の方法。 - 2D MoS2ナノ粒子を調製する方法において、
モリブデンヘキサカルボニル(Mo(CO)6)、脱ガスしたオクタデカン、及び脱ガスしたヘキサデシルアミンの混合物を密封容器で攪拌して、第1の反応混合物を生成する工程と、
第1の反応混合物を約150℃に加熱し、その後、第1の反応混合物を室温に冷却して、Mo(CO)6‐アミン錯体を形成させる工程と、
ある量の脱ガスしたオクタデカンを約300°Cに加熱する工程と、
Mo(CO)6‐アミン錯体を約40℃に温めて固体を溶かす工程と、
温めたMo(CO)6‐アミン錯体に1‐ドデカンチオール(DDT)を加えて、第2の反応混合物を生成する工程と、
第2の反応混合物を、加熱したある量の脱ガスしたオクタデカンに加えて、第3の反応混合物を作る工程と、
第3の反応混合物を約8分間、約260℃に加熱する工程と、
を含む、方法。 - 2D MoS2ナノ粒子を調製する方法において、
モリブデンヘキサカルボニル(Mo(CO)6)、脱ガスしたヘキサデカン、及び脱ガスしたヘキサデシルアミンの混合物を約120°Cで攪拌して、第1の溶液を生成する工程と、
ヘキサデカンとヘキサデシルアミンの混合物を真空下で約80℃で約1時間加熱した後、ヘキサデカンとヘキサデシルアミンの混合物をN2下で約250℃に加熱して第2の溶液を作る工程と、
約120℃に維持された第1の溶液の一部を第2の溶液に約1時間、約5分毎に加えて第3の溶液を作る工程と、
約250°Cで第3の溶液に1−ドデカンチオール(DDT)を約1時間かけて加える工程と、
を含む方法。 - 2D MoS2ナノ粒子を調製する方法において、
モリブデンヘキサカルボニル(Mo(CO)6)と脱ガスしたヘキサデシルアミンの混合物を密封容器で約45℃で攪拌して、第1の反応混合物を生成する工程と、
第1の反応混合物を約150°Cに加熱して、Mo(CO)6‐アミン錯体を形成させる工程と、
ある量の脱ガスされたヘキサデシルアミンを約300℃に加熱する工程と、
Mo(CO)6‐アミン錯体を含む第1の反応混合物に1‐ドデカンチオール(DDT)を加えて、第2の反応混合物を生成する工程と、
約300℃に加熱された脱ガスされたヘキサデシルアミンに第2の反応混合物を加えて、第3の反応混合物を生成する工程と、
第3の反応混合物の温度を約260℃に調整する工程と、
第3反応混合物の温度を約40分間約260℃に維持する工程と、
その後、ヘキサデシルアミンを還流するのに十分な程度に第3の反応混合物の温度を上昇させる工程と、
第3の反応混合物を約20分間還流して沈殿物を形成させる工程と、
とを含む、方法。
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