Abstract:
본 발명은 술폰화된 폴리페닐실세스퀴옥산 및 양의 저항온도계수를 가지게 하는 도판트로 도핑된 폴리아닐린에 관한 것이다. 상기 술폰화된 폴리페닐실세스퀴옥산은 폴리아닐린에 도핑 시 높은 내열성을 가지게 하며 또한 도핑된 폴리아닐린이 음의 저항온도계수를 갖게 한다. 음의 저항온도계수를 가지기 위한 술폰화된 폴리페닐실세스퀴옥산과 양의 저항온도계수를 가지기 위한 도판트가 동시에 도핑됨으로써 도핑된 폴리아닐린의 저항온도계수를 조절할 수 있게 된다.
Abstract:
PURPOSE: A low dielectric layer is provided to have low moisture absorption ratio, high surface modulus and hardness, together with excellent physical properties, and to embodying excellent low-dielectric performance. CONSTITUTION: A low dielectric layer comprises is manufactured by using silsesquioxane polymer matrix as a precursor. The silsesquioxane polymer matrix is a silsesquioxane sol, manufactured by polymerizing multi-reactive cyclic siloxane, a fluorinated silane monomer, and alkoxysilane. A manufacturing method of the low dielectric layer comprises: a step of manufacturing silsesquioxane by a sol-gel method by using multifunctional cyclic siloxane, fluorine silane monomer and alkoxysilane as monomers; a step of manufacturing coating liquid comprising the silsesquioxane sol, and solvent; and a step of spreading and curing the coating liquid.
Abstract:
PURPOSE: A silsesquioxane polymer and a synthesis method thereof are provided to secure the low dielectric, the high modulus, and the compatibility with an organic solvent of the polymer. CONSTITUTION: A silsesquioxane polymer is obtained by condense-polymerizing a modified cyclic siloxane stereoisomer, and has the weight average molecular weight of 1,000~1,000,000. The modified cyclic siloxane stereoisomer is a cyclic siloxane substituted with a hydroxyl group. A synthesis method of the silsesquioxane polymer comprises the following steps: modifying the cyclic siloxane with a stereoisomer; separating the stereoisomer capable of forming a polymer; and condense-polymerzing the polymer using the stereoisomer as a monomer.
Abstract:
본 발명은 트리 알콕시 실록산 단량체를 통해 폴리실세스퀴옥산을 중합하는 방법으로서, 트리 알콕시 실록산 단량체, 유기 용매, 물 및 촉매를 포함하는 함수 유기용액을 제조하는 단계; 및 상기 함수 유기용액 중 유기 용매의 양 또는 함수량을 조절하는 단계를 포함하여 바구니형 폴리실세스퀴옥산 또는 사다리형 폴리실세스퀴옥산을 선택적으로 제조하는 것을 특징으로 하는 방법 및 이에 의해 제조된 바구니형 폴리실세스퀴옥산 또는 사다리형 폴리실세스퀴옥산에 관한 것이다.
Abstract:
PURPOSE: A light-emitting material is provided to ensure excellent heat resistance and mechanical properties and high light emitting efficiency and to eliminate the disadvantages of a POSS structure with weak thin film properties. CONSTITUTION: A light-emitting material comprises polysilsesquioxane having a ladder structure where a photoactive group is bonded to a siloxane main chain. The polysilsesquioxane is represented by chemical formula 1. In chemical formula 1, R is a functional group having optical activity by a double or triple bond within a phenyl-based monocyclic group, a heterocyclic group thereof or cyclic group, or a derivative thereof, wherein the phenyl-based monocyclic group includes a substituted or unsubstituted phenylene, pyrene, rubrene, coumarin, oxazine, carbazole, thiophene, iridium, porphyrin, and azo-based dye functional groups; and n is 1-100,000.
Abstract:
PURPOSE: A method for functionalizing polyalkylthiophene terminal is provided to produce highly functional polyalkylthiophene of semiconductor layer for organic thin film transistor. CONSTITUTION: A method for functionalizing polyalkylthiophene terminal comprises: a step of polymerizing 2-bromot-3-funtional thiopene under the presence of catalyst containing LDA(lithium diisopropylamide), zinc chloride(ZnCl2) and (1,3-bis(diphenylphosphino)propane)dichlronikel(II); a step of reacting with grignard reagent of chemical formula 2(CH≡C-MgBr) to produce polyalkylthiophene having introduced alkyne group at terminal of chemical formula 3; and a step of reacting the polyalkylthiophene with azide compound of chemical formula 4(N3-R3).
Abstract:
The present invention relates to a low dielectric interlayer material and a method for preparing the same, wherein the low dielectric interlayer material includes a cyclic siloxane compound or bis (trialkoxy silyl) alkane (BTASA), silane compounds, and copolymers combined with a cage type polysilsesquioxane, and the cage type polysilsesquioxane forming gaps. The low dielectric interlayer material according to the present invention has high strength and a low dielectric constant, and excellent chemical, electrical, and thermal properties, thereby capable of being usefully applied to a device.
Abstract:
PURPOSE: A polyaniline conductor doped with dopants is provided to control temperature resistant coefficient, electrical conductivity and thermal resistance and to be usable in a various fields such as an embedded capacitor, a resistor, antistatic, removal of electrostatic, electromagnetic wave shield, a battery, an electrode semiconductor, a solar cell, etc. CONSTITUTION: A polyaniline conductor is doped with sulfonated polyphenylsilsesquioxane and dopants enabling the polyaniline conductor to have a positive temperature coefficient. A manufacturing method of the polyaniline comprises: a step of dissolving an emeraldine base, polyaniline and sulfonated polyphenylsilsesquioxane; a step of manufacturing a first solution by mixing the material; a step of dissolving emeraldine base, polyaniline and the dopant into an organic solvent and mixing the materials to manufacturing a second solution; a step of mixing the first and second solutions; and a step of drying the mixed solution. [Reference numerals] (AA) Comparative embodiment 1; (BB) Embodiment 1; (CC) Embodiment 2; (DD) Embodiment 3; (EE) Embodiment 4; (FF) Comparative embodiment 2
Abstract:
본 발명은 술폰화된 폴리페닐실세스퀴옥산(Sulfonated PolyPenylSilsesQuioxane, S-PPSQ)으로 도핑된 전도성 폴리아닐린 및 그의 제조 방법에 관한 것이다. 상기 술폰화된 폴리페닐실세스퀴옥산의 도핑으로 인하여 일반적인 폴리아닐린에 비해 전도성이 높고, 내열성이 높다. 상기 폴리아닐린은 폴리아닐린과 술폰화된 폴리페닐실세스퀴옥산을 유기용매에서 용해시킨 후, 교반하는 방법으로 제조할 수 있다.