公开(公告)号：KR1020130033081A

公开(公告)日：2013-04-03

申请号：KR1020110096938

申请日：2011-09-26

Applicant: 부산대학교 산학협력단

Inventor： 김수형 ,  김휘동

IPC: C01G23/00 ,  B01J21/18 ,  H01L31/04 ,  B82B3/00

CPC classification number: Y02E10/542 ,  Y02P70/521 ,  C01B32/168 ,  C01G23/047 ,  C01P2004/16 ,  H01G9/20

Abstract: PURPOSE: A manufacturing method of a composite nanowire is provided to use synthesize CNTs/TiO2 composite nanowire with high electron transfer rate by using an electrospinning and calcinations process. CONSTITUTION: A manufacturing method of a composite nanowire comprises a step of manufacturing a precursor solution which a polymer, carbon nanotubes, and titianium butoxide are dissolved in ethanol; a step of manufacturing a CNTs/TiO2 composite nanowire by treating the precursor solution through electrospinning and thermal treatment; a step of manufacturing a paste by using synthesized CNTs/TiO2 composite nanowire(S105); a step of laminating the CNTs/TiO2 composite nanowire paste on an FTO(Fluorine Tin Oxide) glass substrate by a screen printing method(S106); and a step of conducting sintering and impregnating the dye solution(S107). [Reference numerals] (S101) Step of mixing anhydride ethanol with synthesized CNTs/TiO_2 composite nanowire and acetic acid; (S102) Dispersing using an ultrasonicator(1hour); (S103) Re-dispersing by putting 20g of a terpineol solution into the solution; (S104) Dispersing by adding a solution in which ethyl cellulose is dissolved in ethanol; (S105) Manufacturing a paste by pulverizing in 50°C of ultrasonicator for 4 hours and evaporating the ethanol; (S106) Laminating the CNTs/TiO_2 composite nanowire-based paste on an FTO glass substrate; (S107) Sintering at 50°C for 30 minutes, and impregnating in a dye solution; (S108) Placing a sealing tape on the FTO glass substrate laminated with the TiO_2 nanowire, and arranging a counter electrode, and heating at 120°C; (S109) Injecting an electrolyte solution through a hole penetrated through the counter electrode, and sealing using cover glass;

Abstract translation: 目的：提供一种复合纳米线的制造方法，使用电纺丝和煅烧方法合成具有高电子转移速率的CNT / TiO2复合纳米线。 构成：复合纳米线的制造方法包括将聚合物，碳纳米管和丁醇钛溶解在乙醇中的前体溶液的制造工序; 通过静电纺丝和热处理处理前体溶液制备CNT / TiO2复合纳米线的步骤; 通过合成CNT / TiO2复合纳米线制备糊料的步骤（S105）; 通过丝网印刷法将CNT / TiO 2复合纳米线糊层叠在FTO（氟化锡）玻璃基板上的步骤（S106）; 以及进行烧结并浸渍染料溶液的步骤（S107）。 （S101）将酸酐乙醇与合成的CNT / TiO_2复合纳米线和乙酸混合的工序; （S102）使用超声波分散机（1小时） （S103）将20g萜品醇溶液重新分散于溶液中; （S104）将乙基纤维素溶解于乙醇中的溶液分散; （S105）通过在50℃的超声波振荡器中粉碎4小时并蒸发乙醇来制造糊剂; （S106）在FTO玻璃基板上层叠CNT / TiO_2复合纳米线基糊料; （S107）在50℃烧结30分钟，浸渍在染料溶液中; （S108）将密封带放置在与TiO_2纳米线层叠的FTO玻璃基板上，并配置对电极，并在120℃下加热; （S109）通过穿过对电极的孔注入电解质溶液，并使用盖玻璃进行密封;

公开(公告)号：KR1020110097431A

公开(公告)日：2011-08-31

申请号：KR1020100017272

申请日：2010-02-25

Applicant: 부산대학교 산학협력단

Inventor： 김수형 ,  김휘동

IPC: B82B3/00 ,  B82B1/00

CPC classification number: C01B32/162 ,  B01J21/02 ,  B01J23/755 ,  B01J37/08 ,  B82Y30/00 ,  B82Y40/00 ,  C01P2004/64

Abstract: 본 발명은 분무열분해 공정(Spray Pyrolysis)으로 혼합된 이중복합 금속나노입자(bimetallic nanoparticles)의 크기 제어 및 열화학증착(Thermal Chemical Vapor Deposition) 공정의 반응 온도 제어를 이용한 탄소 나노 튜브의 나노 구조 및 합성 제어 방법에 관한 것으로, 촉매금속 중심물질(host)과 비촉매금속 물질(guest matrix)이 혼합된 이중복합 금속나노입자를 분무열분해 공정으로 만드는 단계;상기 이중복합 금속나노입자의 크기를 제어하고, 성장 온도를 변화시켜 열화학증착 공정으로 형태가 다른 탄소나노튜브를 선택적으로 성장시키는 단계;를 포함하고,상기 공정 단계들이 기상(Gas phase)에서 연속적으로 이루어지는 것이다.