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公开(公告)号：KR1020090064617A
公开(公告)日：2009-06-22
申请号：KR1020070131880
申请日：2007-12-17
Applicant: 재단법인대구경북과학기술원
CPC classification number: A61F2/02 , A61F2230/0091
Abstract: A method for manufacturing a biodegradable plastic/nanofiber complex support material neurogram pipe is provided to offer excellent shape stability which can obtain flexibility and an original inside diameter until neural tissues are recovered. Biodegradable plastic reinforcing materials(40) are inserted into a tube-type electrospinning collecting unit(10) having various sizes of diameters(11), so that the inserted biodegradable plastic reinforcing materials are fully contacted for mutual connection with the electrospinning collecting unit. A biodegradable high molecular solution is electrically radiated to the electrospinning collecting unit and the plastic reinforcing materials, which are coupled together, to manufacture nanofiber.
Abstract translation: 提供了一种制造可生物降解的塑料/纳米纤维复合物支撑材料神经图示管的方法，以提供优异的形状稳定性，其可以获得柔韧性和原始内径，直到神经组织被回收。 可生物降解的塑料增强材料（40）被插入到具有各种尺寸的直径（11）的管式静电收集单元（10）中，使得插入的可生物降解的塑料增强材料被完全接触以与静电纺丝收集单元相互连接。 将可生物降解的高分子溶液电辐射到电纺丝收集单元和耦合在一起的塑料增强材料以制造纳米纤维。
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公开(公告)号：KR100835898B1
公开(公告)日：2008-06-09
申请号：KR1020060134580
申请日：2006-12-27
Applicant: 재단법인대구경북과학기술원
Abstract: Polyvinylalcohol hydrogel particles are provided to be amorphous irrespective of the degree of hydrolysis, to ensure relatively low specific gravity and increased surface unevenness, and to exhibit improved dispersibility in a contrast medium when the particles are used as an embolizing agent. Polyvinylalcohol hydrogel particles are prepared by dispersing poly(vinyl acetate) microspheres in an aqueous acid solution. The aqueous acid solution comprises 0.1-3 M of hydrochloric acid, 0.1-500 ml of alcohol, and 0.1-300 g of an inorganic salt, based on the aqueous acid solution 1L. The polyvinylalcohol hydrogel particle has an uneven surface. The alcohol is methanol or ethanol. The inorganic salt is sodium sulfate or sodium sulfite.
Abstract translation: 提供聚乙烯醇水凝胶颗粒为无定形程度的水解，以确保相对低的比重和增加的表面不均匀性，并且当该颗粒用作栓塞剂时，在造影剂中表现出改进的分散性。 通过将聚（乙酸乙烯酯）微球分散在酸性水溶液中制备聚乙烯醇水凝胶颗粒。 酸水溶液包含0.1-3M盐酸，0.1-500ml醇和0.1-300g无水盐，基于1L酸水溶液。 聚乙烯醇水凝胶颗粒具有不均匀的表面。 醇是甲醇或乙醇。 无机盐是硫酸钠或亚硫酸钠。
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公开(公告)号：KR100926678B1
公开(公告)日：2009-11-17
申请号：KR1020070131880
申请日：2007-12-17
Applicant: 재단법인대구경북과학기술원
Abstract: 본 발명은 생분해성 플라스틱/나노 섬유 복합지지체 신경도관 제조방법에 관한 것으로, (a)다양한 크기의 직경을 가지는 튜브형태의 전기방사 수집부에 생분해성 플라스틱 보강재를 삽입하여 완전 밀착되게 상호 체결하는 단계 및 (b)생분해성 고분자 용액을 상기 상호 체결된 전기방사 수집부와 생분해성 플라스틱 보강재 부위에 전기 방사하여 나노섬유를 제조하는 단계를 제공함으로써, 신경조직 수복 전까지 원래의 내경 확보 또는 유연성 확보를 가능케 하는 우수한 형태안정성을 제공 할 뿐 만 아니라, 나노섬유의 신경재생을 용이하게 하는 기술적 장점이 있다.
신경도관, 전기방사, 생분해성 플라스틱 보강제Abstract translation: 提供一种生物降解性塑料/纳米纤维复合支撑材料神经导管的制造方法，以提供优异的形状稳定性，其可获得柔韧性和原始内径，直到神经组织恢复。 将生物降解塑料增强材料（40）插入具有各种直径（11）的管式静电纺丝收集单元（10）中，使插入的生物降解塑料增强材料完全接触以与静电纺丝收集单元相互连接。 将生物可降解高分子溶液电辐射到静电纺丝收集单元和结合在一起的塑料增强材料上以制造纳米纤维。
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公开(公告)号：KR100781080B1
公开(公告)日：2007-11-30
申请号：KR1020060129980
申请日：2006-12-19
Applicant: 재단법인대구경북과학기술원
IPC: B01J23/80 , B01J27/045 , B01J23/42
CPC classification number: B01J37/0201 , B01J23/42 , B01J23/80 , B01J27/045 , B01J35/004
Abstract: A photo-catalyst and a method for manufacturing the same are provided to improve the visible-light activity on pollutants of the photo-catalyst, thereby removing the pollutants under visible light, by manufacturing the photo-catalyst where Pt is supported on a photo-catalyst of ZnS-ZnO having a sensitivity on the visible light. A mixture solution is prepared by inputting a chloroplatinic acid solution into a composite photo-catalyst of ZnS-ZnO, and is purged for 30 minutes or more(S110). A photo-catalyst solution of Pt/ZnS-ZnO is prepared by applying light to the mixture solution(S120). The photo-catalyst solution of Pt/ZnS-ZnO is filtered(S130). The filtered photo-catalyst solution of Pt/ZnS-ZnO is dried(S140). In the photo-catalyst of Pt/ZnS-ZnO, Pt is photo-supported on the composite photo-catalyst of ZnS-ZnO.
Abstract translation: 提供了一种光催化剂及其制造方法，以通过制造其中Pt负载在光致抗蚀剂上的光催化剂来改善光催化剂污染物的可见光活性，从而去除可见光下的污染物。 对可见光敏感的ZnS-ZnO催化剂。 通过将氯铂酸溶液输入到ZnS-ZnO的复合光催化剂中制备混合溶液，并将其清洗30分钟以上（S110）。 通过将光照射到混合溶液中制备Pt / ZnS-ZnO的光催化剂溶液（S120）。 对Pt / ZnS-ZnO的光催化剂溶液进行过滤（S130）。 将经过过滤的Pt / ZnS-ZnO的光催化剂溶液干燥（S140）。 在Pt / ZnS-ZnO的光催化剂中，Pt对ZnS-ZnO的复合光催化剂进行光负载。
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公开(公告)号：KR100838271B1
公开(公告)日：2008-06-17
申请号：KR1020060138420
申请日：2006-12-29
Applicant: 재단법인대구경북과학기술원
IPC: H01L31/04 , H01L31/0224 , H01L31/18
CPC classification number: Y02E10/542 , Y02P70/521 , H01L31/04 , H01L31/0224 , H01L31/18
Abstract: A method for manufacturing a transparent counter electrode of a dye-sensitive solar cell is provided to adjust a concentration of platinum nano particles by controlling a process time and a current amount of an electro-reduction process. An electrolyte solution containing platinum ions is provided(110). The electrolyte solution is placed in an electro-chemical reactor(140) with a transparent conductive substrate(120) and a counter electrode(130). Negative and positive voltages are applied on the transparent conductive substrate and the counter electrode, respectively, by using a DC voltage supply(150), such that platinum ions are decreased in the conductive substrate. Voltage/current density and application timing are adjusted, such that the platinum particles are formed in an island shape and the counter electrode has a transparent property.
Abstract translation: 提供一种用于制造感光太阳能电池的透明对电极的方法，通过控制处理时间和电还原处理的当前量来调节铂纳米颗粒的浓度。 提供含有铂离子的电解质溶液（110）。 将电解质溶液放置在具有透明导电基板（120）和对电极（130）的电化学反应器（140）中。 通过使用直流电压源（150）分别在透明导电基板和对电极上施加负电压和正电压，使得导电基板中的铂离子减少。 调整电压/电流密度和施加时刻，使得铂颗粒形成为岛状，并且对电极具有透明性。
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Patent Agency Ranking
公开(公告)号：KR100744636B1
公开(公告)日：2007-08-01
申请号：KR1020060077137
申请日：2006-08-16
Applicant: 재단법인대구경북과학기술원
IPC: B01J23/06 , B01J27/138 , B01J37/02 , B01J37/08
Abstract: A method for preparing a ZnS-ZnO photocatalyst which can substantially improve the visible light absorbance of a reactant, can efficiently remove contaminants under visible lights, and can be applied to hydrogen production, air purification, etc. under visible lights, and the ZnS-ZnO photocatalyst prepared by the method are provided. A method for preparing a ZnS-ZnO photocatalyst responding to visible lights comprises the step of filtering, drying and firing the coprecipitated ZnS-ZnO after coprecipitating ZnS and ZnO by adding a zinc precursor solution into a mixed solution of a sulfur-containing metal salt solution and a hydroxyl group-containing hydroxide salt solution. A ZnS-ZnO photocatalyst responding to visible lights is in the form of a powder having a crystalline structure in which structures of cubic zincblende and hexagonal wurtzite are present at the same time, having a particle size of 15 to 25 nm, and containing Zn, S and O as principal elements.
Abstract translation: 制备可显着提高反应物可见光吸收率的ZnS-ZnO光催化剂的方法可以有效地除去可见光下的污染物，并且可用于可见光下的制氢，空气净化等，并且ZnS- 提供了由该方法制备的ZnO光催化剂。 用于制备对可见光响应的ZnS-ZnO光催化剂的方法包括通过将锌前体溶液加入到含硫金属盐溶液的混合溶液中来共沉淀ZnS和ZnO之后过滤，干燥和烧制共沉淀的ZnS-ZnO的步骤 和含羟基的氢氧化物盐溶液。 对可见光有响应的ZnS-ZnO光催化剂是具有晶体结构的粉末形式，其中立方闪锌矿和六方纤锌矿结构同时存在，粒径为15-25nm，并且含有Zn， S和O作为主要元素。
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公开(公告)号：KR100744635B1
公开(公告)日：2007-08-01
申请号：KR1020060078372
申请日：2006-08-18
Applicant: 재단법인대구경북과학기술원
IPC: H01L21/316 , H01L21/324
Abstract: A method for preparing an oxide semiconductor electrode of an electrochemical device is provided to effectively decompose liquid contaminant or pollutants existing in a water system. A glass substrate coated with an oxide conductor is coated with a mixture of titanium precursor, polymer compound and a solvent through a spin coating method to form a thin film. An annealing process is performed on the formed thin film. The oxide conductor contains a metal selected from the group consisting of indium, tin, zinc, aluminum and fluorine. The titanium precursor is an organic compound comprising Ti of titanium isopropoxide or titanium tetraethoxide.
Abstract translation: 提供了一种用于制备电化学装置的氧化物半导体电极的方法，以有效地分解水系统中存在的液体污染物或污染物。 通过旋涂法将涂覆有氧化物导体的玻璃基板涂覆钛前体，聚合物化合物和溶剂的混合物以形成薄膜。 在所形成的薄膜上执行退火处理。 氧化物导体含有选自铟，锡，锌，铝和氟的金属。 钛前体是包含异丙醇钛或四乙醇钛的Ti的有机化合物。
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公开(公告)号：KR1020090068745A
公开(公告)日：2009-06-29
申请号：KR1020070136490
申请日：2007-12-24
Applicant: 재단법인대구경북과학기술원
IPC: H01L31/068 , H01L31/04
CPC classification number: Y02E10/542 , H01L31/068 , H01L31/04
Abstract: P-N homojunction for a dye-sensitive solar cell and a manufacturing method thereof are provided to reduce electron recombination and to improve efficiency of the solar cell by using a doped metal oxide. A method for manufacturing P-N homojunction for a dye-sensitive solar cell comprises the following steps of: preparing metal oxide sol and mixing polymeric binder to the metal oxide sol in order to obtain metal oxide paste; forming a doped metal oxide sol and mixing the polymeric binder to the doped metal oxide sol in order to obtain doped metal oxide paste; coating the metal oxide paste on a conductive substrate and sintering it to obtain n-type semiconductor layer; and coating the doped metal oxide paste on the n-type semiconductor layer and sintering it to obtain p-type semiconductor layer.
Abstract translation: 提供了用于染料敏感的太阳能电池的P-N同相及其制造方法，以通过使用掺杂的金属氧化物来减少电子复合并提高太阳能电池的效率。 一种用于染料敏感太阳能电池的P-N同相制备方法包括以下步骤：制备金属氧化物溶胶并将聚合物粘合剂与金属氧化物溶胶混合以获得金属氧化物浆料; 形成掺杂的金属氧化物溶胶并将所述聚合物粘合剂混合到掺杂的金属氧化物溶胶中以获得掺杂的金属氧化物浆料; 将金属氧化物糊料涂覆在导电基板上并烧结以获得n型半导体层; 并在n型半导体层上涂覆掺杂的金属氧化物浆料并烧结以获得p型半导体层。
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公开(公告)号：KR1020090059342A
公开(公告)日：2009-06-11
申请号：KR1020070126155
申请日：2007-12-06
Applicant: 재단법인대구경북과학기술원
IPC: H01L31/04 , H01L31/0224
CPC classification number: Y02E10/542 , Y02P70/521 , H01L31/04 , H01L31/0224
Abstract: A counter electrode for a dye-sensitive solar cell and a solar cell including the same are provided to improve the attachment of a noble metal layer by forming an adhesion layer between the noble metal layer and the transparent conductive layer of the counter electrode. A substrate(10) is coated with a transparent conductive layer(20). The transparent conductive layer is made of ITO(Indium Tin Oxide) or FTO(Fluorine Tin Oxide). An adhesion layer(30) is the conductive material layer and is interposed between the transparent conductive layer and a noble metal layer(40) to enhance the adhesion. The noble metal layer is positioned in the uppermost layer of the counter electrode and exchanges the electron by directly contacting the electrolyte.
Abstract translation: 提供了一种用于染料敏感的太阳能电池的对电极和包括其的太阳能电池，以通过在贵金属层和对电极的透明导电层之间形成粘合层来改善贵金属层的附着。 衬底（10）涂覆有透明导电层（20）。 透明导电层由ITO（氧化铟锡）或FTO（氟化锡）制成。 粘合层（30）是导电材料层，并且介于透明导电层和贵金属层（40）之间以增强粘附力。 贵金属层位于对电极的最上层，通过直接接触电解质来交换电子。
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公开(公告)号：KR100703607B1
公开(公告)日：2007-04-06
申请号：KR1020050118817
申请日：2005-12-07
Applicant: 재단법인대구경북과학기술원 , 영남대학교 산학협력단
IPC: D01F6/14 , D01D5/00 , D04H1/4309 , B82Y40/00
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