Abstract:
본 발명은 화학식 1로 표시되는 3,6-카바졸기가 함유된 전도성 고분자 및 이를 포함하는 유기고분자 박막 태양전지에 관한 것이다: 화학식 1에서 Y는 전자수용체이고, X는 전자공여체이다. R 1 은 C 1 -C 20 알킬, C 1 -C 20 알콕시, C 3 -C 20 사이클로알킬, C 1 -C 20 헤테로사이클로알킬, 아릴, 헤테로아릴, CN, C(O)R, C(O)OR 이고, 상기 R은 C 1 -C 20 알킬, C 1 -C 20 헤테로사이클로알킬, 아릴, 헤테로아릴이다. l과 m은 몰분율로 l + m = 1 이며 m은 0.01 ≤ m ≤ 0.9 의 범위를 갖는다. n은 중합도로 5 내지 200이다. 본 발명에 따른 3,6-카바졸기가 함유된 전도성 고분자는 전공 전도도와 광기전력 특성이 우수할 뿐만 아니라 소자 적용 시에 스핀코팅공정이 가능하여 광전변환효율이 우수한 유기박막 태양전지를 구현할 수 있다.
Abstract translation:本发明涉及含有由化学式1表示的3,6-咔唑基团的导电聚合物和有机聚合物薄膜太阳能电池:在化学式1中,Y是电子受体,X是电子给体。 R1是C1-C20烷基,C1-C20烷氧基,C1-C20环烷基,C1-C20杂环烷基,芳基,杂芳基,CN,C(O)R和C(O)OR,其中R是 C 1 -C 20烷基,C 1 -C 20杂环烷基,芳基和杂芳基。 1和m以摩尔分数计为1 + m = 1,m的范围为0.01 = m = 0.9。 根据聚合度,n为5〜200。 含有根据本发明的3,6-咔唑基团的导电聚合物可以使得具有优异的空穴导电性和光伏效应的有机薄膜太阳能电池能够通过允许具有优异的光电转换效率 施加元件时的旋涂工艺。
Abstract:
본발명은 (a) 전극에티타늄층을형성하는단계; (b) 티타늄층을양극산화법으로산화시켜이산화티타늄(TiO)층을제조하는단계; 및 (c) 이산화티타늄층을열처리하여결정화된이산화티타늄층제조하는단계;를포함하는전극적층체의제조방법;를포함하는전극적층체의제조방법에관한것이다. 이에의하여, 양극산화법으로결정화된이산화티타늄전자전달층을형성함으로써공정을간소화할수 있고, 전자전달층의두께가균일하여빛과투과율을향상시키고전자전달효율을향상시킬수 있다. 또한, 상기전극적층체의제조방법을페로브스카이트태양전지에이용하면페로브스카이트층과전자전달층의계면표면적이넓어져페로브스카이트층으로부터전자전달층으로의전자수집의효율이향상되고, 광전환효율이향상될수 있다.
Abstract:
PURPOSE: A copolymer is provided to have a deep HOMO level and high charge mobility, to improve photoelectric conversion efficiency, and to improve device lifetime by thermal stability. CONSTITUTION: A copolymer comprises a first unit indicated in chemical formula 1, a second unit indicated in chemical formula 2, and a third unit indicated in chemical formula 3. An organic solar cell comprises a first electrode, a second electrode facing the first electrode, and one or more organic layers which are inserted between the first and second electrodes and comprise a photoactive layer. One or more layers of the organic material layers comprise the copolymer. The comprised amount of the first unit is 0-45 mol% based on the total content. The number average molecular weight of the copolymer is 500-1,000,000 g/mol.
Abstract:
PURPOSE: A copolymer is provided to have high hole mobility, to have excellent electric performance and photoelectric conversion efficiency, and to be used as a material for an organic material layer of an organic solar cell. CONSTITUTION: A copolymer comprises a first repeating unit indicated in chemical formula 1 and at least one unit which is different from the first unit. The comprised amount of the first unit is 0-45 mol% based on the total content. A manufacturing method of an organic solar cell comprises: a step of preparing a substrate; a step of forming a first electrode on one region of a backside of a substrate; a step of forming an organic layer which comprises the copolymer, on the first electrode; and a step of forming a second electrode on the organic material layer.
Abstract:
PURPOSE: A copolymer is provided to improve solubility in an organic solvent, to be used as an organic material layer for an organic solar cell, and to have excellent electrical property by having high hole mobility. CONSTITUTION: A copolymer comprises a first unit indicated in chemical formula 1, and at least one unit which is different from the first unit. The comprised amount of the first unit is 0-45 mol% based on the total content of the copolymer, and has at least one of a C1-40 substituted or unsubstituted alkyl group, a C1-40 substituted or unsubstituted alkoxy group, a C1-40 substituted or unsubstituted sulfide group, and a hydroxy group, in the side chain of the copolymer. An organic solar cell comprises a first electrode, a second electrode, and one or more organic material layers which are inserted between the first and second electrodes and comprise a photoactive layer. At least one or more layers of the organic material layers comprise the copolymer. [Reference numerals] (AA) Comparative embodiment 1; (BB) Embodiment 2; (CC) Embodiment 3; (DD) Embodiment 4