Abstract:
The present invention relates to a synthesis method of a vinyl monomer having a carbamate group using activated vinyl ester and the vinyl monomer synthesized by the method. The synthesis method of the vinyl monomer using the activated vinyl ester by the present invention is capable of synthesizing various functional vinyl monomers, and producing various functional polymers using the functional vinyl monomers. The present invention does not generated HCl gas during the reaction and is capable of using a low cost chemical reaction container, to mass-produce the vinyl monomer with low costs.
Abstract:
본 발명은 항균성, 항곰팡이성, 항바이러스성 및 난연성을 갖는 인계 고분자 코팅 용액 및 이의 제조방법에 관한 것이다. 본 발명의 인계 고분자 코팅 용액은 우수한 항균성, 항곰팡이성, 항바이러스성 및 난연성을 갖고 있으므로, 섬유, 목재, 건축자재, 벽지, 페인트, 군수용품, 소방물품, 카페트 등에 유용하게 사용될 수 있다.
Abstract:
PURPOSE: An electrochemical DNA sensor for diagnosing infectious respiratory diseases is provided to enhance sensitivity and to conveniently and quickly measure influenza virus. CONSTITUTION: A method for manufacturing an electrochemical DNA sensor for diagnosing infectious respiratory diseases comprises: a step of reacting an amine compound of chemical formula 1 and NaNO_2 in distilled water under the presence of an acid catalyst to prepare diazonium salt compounds of chemical formula 2; a step of dissolving the compounds of chemical formula 2 in an acetonitrile solution containing 0.1 M NBu4BF4(tetrabutylammonium tetrafluoroborate) and dipping carbon electrodes or metal electrodes in the solution; a step of applying -1.0 to 0.5V of current at room temperature to introduce a functional group on the electrode surface; a step of dissolving EDC(N-(3-dimethylaminopropyl)-N'-ethylcarbodiimide hydrochloride) and NHS(N-Hydroxysuccinimide) in a phosphate buffer solution and dipping the functional group-introduced electrodes into the buffer solution to prepare a EDC/NHS-functional group-introduced electrodes; a step of dissolving avidin in a phosphate buffer solution and dipping the EDC-NHS-functional group-introduced electrode into the buffer solution to prepare avidin-functional group-introduced electrode; and a step of dipping the avidin-functional group-introduced electrode in a biotinylated probe DNA solution.
Abstract:
본 발명은 키랄 고정상 및 이의 제조방법에 관한 것으로, 상세하게는 원자 전이 라디칼 중합법(Atomic Transfer Radical Polymerization; ATRP)을 이용하여 실리카겔 표면에 라디칼을 생성시킨 후 이 라디칼을 비닐기를 갖는 다당 고분자 유도체의 비닐기에 전이시켜 비닐기를 갖는 다당 고분자 유도체를 실리카겔 표면에 그래프트시킨 키랄 고정상 및 이의 제조방법에 관한 것이다.
Abstract:
PURPOSE: A positive ion exchange film and a producing method thereof are provided to secure the larger diameter of a nanofiber than a conventional nanofiber, and to improve the hydrogen ion conductivity. CONSTITUTION: A producing method of a positive ion exchange film comprises a step of grafting a vinyl monomer, a polymer, or sodium styrene sulfate on the surface of nanofiber using a radiation graft polymerization with a single process. The nanofiber is selected from the group consisting of polyvinylidene fluoride(PVDF), polyamide, polyester, polysulfone, polyethylene, polypropylene, and cellulose.
Abstract:
PURPOSE: A chiral stationary phase and a producing method thereof are provided to secure the stability of the phase by grafting polysaccharide polymer derivatives with a vinyl group on the surface of a silica gel using an atom transfer radical polymerization. CONSTITUTION: A producing method of a chiral stationary phase comprises the following steps: producing a polysaccharide polymer derivative with a vinyl group by applying the vinyl group to a hydroxy group located on the sixth position of the polysaccharide polymer derivative; producing a silica gel grafted with an initiator by reacting a silica gel including an amine group with 2- bromoisobutyryl bromide; and producing a silica gel grafted with the polysaccharide polymer derivative with the vinyl group by reacting the silica gel grafted with the initiator with 2,2'-bipyridyl and the polysaccharide polymer derivative with the vinyl group.
Abstract:
본 발명은 분자인식용 크로마토그래피 컬럼의 제조방법, 이로부터 얻어진 분자인식용 크로마토그래피 컬럼 및 이를 이용한 페루릭산의 분리 방법에 관한 것이다. 본 발명에 따른 분자인식용 크로마토그래피 컬럼은 고분자 사슬 내에 특정결합을 통해 목적하는 물질을 인식할 수 있는 삼차원적인 분자인식자리를 갖는 고분자 매트릭스로 충진되어 있으며, 이것은 목적하는 물질을 주형분자로 하여, 주형분자, 주형분자를 인식할 수 있는 비닐단량체 및 가교제를 중합하여 고분자 매트릭스를 제조한 후, 이를 분쇄하고, 컬럼속에 충진시킨 후, 주형분자를 탈리시켜 제조될 수 있다. 또한, 이렇게 제조된 분자인식용 크로마토그래피 컬럼에 페루릭산을 함유하는 곡류 또는 식물로부터 추출된 지방산을 통과시키는 경우, 95% 이상의 고순도로 페루릭산을 분리해낼 수 있다. 분자인식, 크로마토그래피, 컬럼, 수소결합, 페루릭산, 고순도